Please type `help("INSTALL")` or `help("install.packages")` in R for information on how to install packages from this directory. The manual R Installation and Administration (also contained in the R base sources) explains the process in detail.

CRAN Task Views allow you to browse packages by topic and provide tools to automatically install all packages for special areas of interest.

The manual Writing R Extensions (also contained in the R base sources) explains how to write new packages and how to contribute them to CRAN.

aaMI | Mutual information for protein sequence alignments |

abind | Combine multi-dimensional arrays |

AcceptanceSampling | Creation and evaluation of Acceptance Sampling Plans |

accuracy | Tools for testing and improving accuracy of statistical results. |

acepack | ace() and avas() for selecting regression transformations |

actuar | Actuarial functions |

ada | Performs boosting algorithms for a binary response |

adabag | Applies Adaboost.M1 and Bagging |

ADaCGH | Analysis of data from aCGH experiments |

adapt | adapt -- multidimensional numerical integration |

AdaptFit | Adaptive Semiparametic Regression |

ade4 | Analysis of Ecological Data : Exploratory and Euclidean methods in Environmental sciences |

ade4TkGUI | ade4 Tcl/Tk Graphical User Interface |

adegenet | Genetic data handling for multivariate analysis using ade4 |

adehabitat | Analysis of habitat selection by animals |

adimpro | Adaptive Smoothing of Digital Images |

adlift | An adaptive lifting scheme algorithm |

ads | Spatial point patterns analysis |

agce | analysis of growth curve experiments |

agricolae | Statistical Procedures for Agricultural Research |

agsemisc | Miscellaneous plotting and utility functions |

AIS | Tools to look at the data ("Ad Inidicia Spectata") |

akima | Interpolation of irregularly spaced data |

AlgDesign | AlgDesign |

allelic | A fast, unbiased and exact allelic exact test |

alr3 | Methods and data to accompany Applied Linear Regression 3rd edition |

amap | Another Multidimensional Analysis Package |

Amelia | Amelia II: A Program for Missing Data |

AMORE | A MORE flexible neural network package |

analogue | Analogue methods for palaeoecology |

AnalyzeFMRI | Functions for analysis of fMRI datasets stored in the ANALYZE format. |

anm | Analog model for downscaling |

aod | Analysis of Overdispersed Data |

ape | Analyses of Phylogenetics and Evolution |

aplpack | Another Plot PACKage: stem.leaf, bagplot, faces, spin3R, ... |

apTreeshape | Analyses of Phylogenetic Treeshape |

ArDec | Time series autoregressive decomposition |

ARES | Allelic richness estimation, with extrapolation beyond the sample size |

argosfilter | Argos locations filter |

arm | Data Analysis Using Regression and Multilevel/Hierarchical Models |

arrayImpute | Missing imputation for microarray data |

arrayMissPattern | Exploratory analysis of Missing patterns for microarray data |

ars | Adaptive Rejection Sampling |

arules | Mining Association Rules and Frequent Itemsets |

arulesSequences | Mining frequent sequences |

ash | David Scott's ASH routines |

aspace | A collection of functions for estimating centrographic statistcs and computational geometries from spatial point patterns |

assist | A Suite of S-Plus Functions Implementing Smoothing Splines |

aster | Aster Models |

asuR | Advanced statistics using R |

asypow | Calculate Power Utilizing Asymptotic Likelihood Ratio Methods |

aws | Adaptive Weights Smoothing |

BACCO | Bundle of emulator, calibrator, approximator |

backtest | Exploring portfolio-based conjectures about financial instruments |

BARD | Better Automated ReDistricting |

bayescount | Bayesian analysis of count distributions with JAGS |

bayesm | Bayesian Inference for Marketing/Micro-econometrics |

bayesmix | Bayesian Mixture Models with JAGS |

bayesSurv | Bayesian Survival Regression with Flexible Error and Random Effects Distributions |

BayesTree | Bayesian Methods for Tree Based Models |

BayesValidate | BayesValidate Package |

BayHaz | R Functions for Bayesian Hazard Rate Estimation |

bbmle | Tools for general maximum likelihood estimation |

bcp | Bayesian Change Point |

benchden | 28 benchmark densities from Berlinet/Devroye (1994) |

betareg | Beta Regression. |

Bhat | General likelihood exploration |

BHH2 | Useful Functions for Box, Hunter and Hunter II |

BiasedUrn | Biased Urn model distributions |

bicreduc | Reduction algorithm for the NPMLE for the distribution function of bivariate interval-censored data |

biglm | bounded memory linear and generalized linear models |

bim | Bayesian Interval Mapping Diagnostics |

bindata | Generation of Artificial Binary Data |

binGroup | Evaluation and experimental design for binomial group testing |

binMto | Asymptotic simultaneous confdence intervals for many-to-one comparisons of proportions |

binom | Binomial Confidence Intervals For Several Parameterizations |

bio.infer | Compute biological inferences |

Biodem | Biodemography functions |

BiodiversityR | GUI for biodiversity and community ecology analysis |

biopara | Self-contained parallel system for R |

biOps | Basic image operations and image processing |

bitops | Functions for Bitwise operations |

bivpois | Bivariate Poisson Models Using The EM Algorithm |

blighty | United Kingdom coastlines |

blockrand | Randomization for block random clinical trials |

blockTools | Block, randomly assign, and diagnose potential problems between units in randomized experiments |

BMA | Bayesian Model Averaging |

bnlearn | Bayesian network structure learning |

boa | Bayesian Output Analysis Program (BOA) for MCMC |

Bolstad | Bolstad functions |

boolean | Boolean Binary Response Models |

boost | Boosting Methods for Real and Simulated Data |

boot | Bootstrap R (S-Plus) Functions (Canty) |

BootCL | Bootstrapping test for chromosomal localization |

bootStepAIC | Bootstrap stepAIC |

bootstrap | Functions for the Book "An Introduction to the Bootstrap" |

bqtl | Bayesian QTL mapping toolkit |

BradleyTerry | Bradley-Terry models |

brainwaver | Basic wavelet analysis of multivariate time series with a visualisation and parametrisation using graph theory. |

brew | Templating Framework for Report Generation |

brlr | Bias-reduced logistic regression |

Brobdingnag | Very large numbers in R |

BRugs | OpenBUGS and its R / S-PLUS interface BRugs |

bs | Package for the Birnbaum-Saunders distribution |

BSDA | Basic Statistics and Data Analysis |

BsMD | Bayes Screening and Model Discrimination |

butler | Unit testing, profiling and benchmarking for R |

ca | Simple, Multiple and Joint Correspondence Analysis |

cacheSweave | Tools for caching Sweave computations |

Cairo | R graphics device using cairo graphics library for creating high-quality bitmap (PNG, JPEG, TIFF), vector (PDF, SVG, PostScript) and display (X11 and Win32) output. |

cairoDevice | Cairo-based cross-platform antialiased graphics device driver. |

calib | Statistical tool for calibration of plate based bioassays |

calibrate | Calibration of Biplot Axes |

caMassClass | Processing & Classification of Protein Mass Spectra (SELDI) Data |

car | Companion to Applied Regression |

CarbonEL | Carbon Event Loop |

caret | Classification and Regression Training |

caretLSF | Classification and Regression Training LSF Style |

caretNWS | Classification and Regression Training in Parallel Using NetworkSpaces |

cat | Analysis of categorical-variable datasets with missing values |

catmap | Case-control And Tdt Meta-Analysis Package |

caTools | Tools: moving window statistics, GIF, Base64, ROC AUC, etc. |

catspec | Special models for categorical variables |

cba | Clustering for Business Analytics |

CCA | Canonical correlation analysis |

cclust | Convex Clustering Methods and Clustering Indexes |

CDNmoney | Components of Canadian Monetary and Credit Aggregates |

celsius | Retrieve Affymetrix microarray measurements and metadata from Celsius |

cfa | Analysis of configuration frequencies (CFA) |

cggd | Continuous Generalized Gradient Descent |

cgh | Microarray CGH analysis using the Smith-Waterman algorithm |

cghFLasso | Detecting hot spot on CGH array data with fused lasso regression. |

CGIwithR | CGI Programming in R |

changeLOS | Change in LOS |

chemCal | Calibration functions for analytical chemistry |

choplump | Choplump tests |

chplot | Augmented Convex Hull Plots |

chron | Chronological objects which can handle dates and times |

CircStats | Circular Statistics, from "Topics in circular Statistics" (2001) |

circular | Circular Statistics |

clac | Clust Along Chromosomes, a method to call gains/losses in CGH array data |

classGraph | Construct Graph of S4 Class Hierarchies |

classifly | Explore classification models in high dimensions |

classInt | Choose univariate class intervals |

classPP | Projection Pursuit for supervised classification |

clim.pact | Climate analysis and empirical-statistical downscaling (ESD) package for monthly and daily data. |

climatol | Some Tools for Climatology |

clines | Calculates Contour Lines |

clinfun | Clinical Trial Design and Data Analysis Functions |

clue | Cluster ensembles |

cluster | Cluster Analysis Extended Rousseeuw et al. |

clusterfly | Explore clustering interactively using R and GGobi |

clusterGeneration | random cluster generation (with specified degree of separation) |

clusterRepro | Reproducibility of gene expression clusters |

clusterSim | Searching for optimal clustering procedure for a data set |

clustTool | GUI for clustering data with spatial information |

clustvarsel | Variable Selection for Model-Based Clustering |

clv | Cluster Validation Techniques |

clValid | Validation of Clustering Results |

cmprsk | Subdistribution Analysis of Competing Risks |

cobs99 | Constrained B-splines -- outdated 1999 version |

cobs | COBS -- Constrained B-splines (Sparse matrix based) |

CoCo | Bundle of CoCoGraph, CoCoObjects, CoCoCore, CoCoOldData, CoCoRaw, CoCo, CoCoCg |

cocorresp | Co-correspondence analysis ordination methods for community ecology |

coda | Output analysis and diagnostics for MCMC |

codetools | Code Analysis Tools for R |

coin | Conditional Inference Procedures in a Permutation Test Framework |

colorRamps | Builds color tables |

colorspace | Colorspace Manipulation |

combinat | combinatorics utilities |

ComPairWise | Compare phylogenetic or population genetic data alignments |

CompetingRiskFrailty | Competing Risk Model with Frailties for Right Censored Survival Data |

compositions | Compositional Data Analysis |

compOverlapCorr | Comparing overlapping correlation coefficients |

concor | Concordance |

concord | Concordance and reliability |

conf.design | Construction of factorial designs |

connectedness | Find disconnected subsets for a two-way classification |

contrast | A collection of contrast methods |

copula | Multivariate Dependence with Copula |

corpcor | Efficient Estimation of Covariance and (Partial) Correlation |

corpora | Statistics for corpus linguists |

CORREP | Multivariate Correlation Estimator and Statistical Inference Procedures. |

corrgram | Plot a correlogram |

covRobust | Robust Covariance Estimation via Nearest Neighbor Cleaning |

coxphf | Cox regression with Firth's penalized likelihood |

coxrobust | Robust Estimation in Cox Model |

CPGchron | Create radiocarbon-dated depth chronologies |

cramer | Multivariate nonparametric Cramer-Test for the two-sample-problem |

CreditMetrics | Functions for calculating the CreditMetrics risk model |

crossdes | Design and Randomization in Crossover Studies |

crosshybDetector | Detection of cross-hybridization events in microarray experiments |

crq | Censored Quantile Regression |

cslogistic | Conditionally Specified Logistic Regression |

CTFS | The CTFS Large Plot Forest Dynamics Analyses |

cts | Continuous Time Autoregressive Models |

ctv | CRAN Task Views |

CVThresh | Level-Dependent Cross-Validation Thresholding |

cwhmisc | Bundle of cwhmath, cwhstring, cwhplot, cwhprint, cwhstat, cwhtool |

cyclones | Cyclone identification |

DAAG | Data Analysis And Graphics |

DAAGbio | Data Sets and Functions, for demonstrations with expression arrays. |

DAAGxtras | Data Sets and Functions, supplementary to DAAG |

date | Functions for handling dates |

Davies | The Davies quantile function |

DBI | R Database Interface |

dblcens | Compute the NPMLE of distribution from doubly censored data |

DCluster | Functions for the detection of spatial clusters of diseases |

ddesolve | Solver for Delay Differential Equations |

DDHFm | Variance Stabilization by Data-Driven Haar-Fisz (for Microarrays) |

deal | Learning Bayesian Networks with Mixed Variables |

debug | MVB's debugger for R |

Defaults | Create Global Function Defaults |

deldir | Delaunay Triangulation and Dirichlet (Voronoi) Tesselation. |

delt | Estimation of multivariate densities with adaptive histograms |

demogR | Analysis of age-structured demographic models |

denpro | Visualization of multivariate, functions, sets, and data |

DEoptim | Differential Evolution Optimization |

depmix | Dependent Mixture Models |

DescribeDisplay | R interface to DescribeDisplay (GGobi plugin) |

Design | Design Package |

desirability | Desirabiliy Function Optimization and Ranking |

Devore5 | Data sets from Devore's "Prob and Stat for Eng (5th ed)" |

Devore6 | Data sets from Devore's "Prob and Stat for Eng (6th ed)" |

Devore7 | Data sets from Devore's "Prob and Stat for Eng (7th ed)" |

dglm | Double generalized linear models |

diamonds | Analysis and sampling grids from diamond partitions |

dice | Calculate Probabilities of Various Dice-Rolling Events |

dichromat | Color schemes for dichromats |

DICOM | Import medical imaging data using the DICOM Standard |

digest | Create cryptographic hash digests of R objects |

diptest | Hartigan's dip test statistic for unimodality - corrected code |

dispmod | Dispersion models. |

distr | Object orientated implementation of distributions |

distrDoc | Documentation for packages distr, distrEx, distrSim, distrTEst |

distrEx | Extensions of package distr |

distributions | Probability distributions based on TI-83 Plus |

distrSim | Simulation classes based on package distr |

distrTEst | Estimation and Testing classes based on package distr |

diveMove | Dive analysis and calibration |

dlm | Functions for DLM Analysis |

doBy | Groupwise computations of summary statistics |

dplR | Dendrochronology Program Library in R |

DPpackage | Bayesian Nonparametric and Semiparametric Analysis |

dprep | Data preprocessing and visualization functions for classification |

dr | Methods for dimension reduction for regression |

drc | Analysis of dose-response curves |

drfit | Dose-response data evaluation |

drm | Regression and association models for repeated categorical data |

dse | Bundle of dse1, dse2 |

dtt | Discrete Trigonometric Transforms |

dyn | Time Series Regression |

dynamicGraph | dynamicGraph |

dynlm | Dynamic Linear Regression |

e1071 | Misc Functions of the Department of Statistics (e1071), TU Wien |

earth | Multivariate Adaptive Regression Spline Models |

eba | Elimination-By-Aspects (EBA) Models |

EbayesThresh | Empirical Bayes thresholding and related methods |

Ecdat | Data sets for econometrics |

eco | R Package for Ecological Inference in 2x2 Tables |

ecodist | Dissimilarity-based functions for ecological analysis |

edci | Edge Detection and Clustering in Images |

effects | Effect Displays for Linear and Generalized Linear Models |

eha | Event History Analysis |

eigenmodel | Semiparametric factor and regression models for symmetric relational data |

eiPack | eiPack: Ecological Inference and Higher-Dimension Data Management |

elasticnet | Elastic Net Regularization and Variable Selection |

ElemStatLearn | Data sets, functions and examples from the book: "The Elements of Statistical Learning, Data Mining, Inference, and Prediction" by Trevor Hastie, Robert Tibshirani and Jerome Friedman. |

ellipse | Functions for drawing ellipses and ellipse-like confidence regions |

elliptic | elliptic functions |

elrm | Exact Logistic Regression via MCMC |

emdbook | Ecological models and data (book support) |

emme2 | Read and Write to an EMME/2 databank |

emplik | Empirical likelihood ratio for censored/truncated data |

EMV | Estimation of Missing Values for a Data Matrix |

energy | E-statistics (energy statistics) tests of fit, independence, clustering |

ensembleBMA | Probabilistic Forecasting using Ensembles and Bayesian Model Averaging |

Epi | A package for statistical analysis in epidemiology. |

epibasix | Elementary Epidemiological Functions for a Graduate Epidemiology\Biostatistics Course |

epicalc | Epidemiological calculator |

epitools | Epidemiology Tools |

epsi | Edge Preserving Smoothing for Images |

equivalence | Provides tests and graphics for assessing tests of equivalence |

eRm | Extended Rasch Modeling. |

evd | Functions for extreme value distributions |

evdbayes | Bayesian Analysis in Extreme Value Theory |

evir | Extreme Values in R |

exactLoglinTest | Monte Carlo Exact Tests for Log-linear models |

exactmaxsel | Maximally selected statistics for binary response variables - Exact methods |

exactRankTests | Exact Distributions for Rank and Permutation Tests |

experiment | experiment: R package for designing and analyzing randomized experiments |

extRemes | Extreme value toolkit. |

FactoMineR | Factor Analysis and Data Mining with R |

Fahrmeir | Data from the book "Multivariate Statistical Modelling Based on Generalized Linear Models", first edition, by Ludwig Fahrmeir and Gerhard Tutz |

fame | Interface for FAME time series database |

far | Modelization for Functional AutoRegressive processes |

faraway | Functions and datasets for books by Julian Faraway. |

fArma | Rmetrics - ARMA Time Series Modelling |

fAsianOptions | Rmetrics - EBM and Asian Option Valuation |

fAssets | Rmetrics - Assets Selection and Modelling |

fastICA | FastICA Algorithms to perform ICA and Projection Pursuit |

fBasics | Rmetrics - Markets and Basic Statistics |

fBonds | Rmetrics - Bonds and Interest Rate Models |

fCalendar | Rmetrics - Chronological and Calendarical Objects |

fCopulae | Rmetrics - Dependence Structures with Copulas |

fda | Functional Data Analysis |

fdim | Functions for calculating fractal dimension. |

fdrtool | Estimation and Control of (Local) False Discovery Rates |

feature | Feature significance for multivariate kernel density estimation |

fEcofin | Ecofin - Economic and Financial Data Sets |

femmeR | Output analysis of FEMME model results |

fExoticOptions | Rmetrics - Exotic Option Valuation |

fExtremes | Rmetrics - Extreme Financial Market Data |

ffmanova | Fifty-fifty MANOVA |

fgac | Generalized Archimedean Copula |

fGarch | Rmetrics - Autoregressive Conditional Heteroskedastic Modelling |

fields | Tools for spatial data |

FieldSim | Random fields simulations |

filehash | Simple key-value database |

filehashSQLite | Simple key-value database using SQLite |

fImport | Rmetrics - Economic and Financial Data Import |

financial | Solving financial problems in R |

fingerprint | Functions to operate on binary fingerprint data |

FKBL | fuzzy knowledge base learning |

FLCore | Core package of FLR, fisheries modelling in R. |

FLEDA | Exploratory Data Analysis for FLR |

flexclust | Flexible Cluster Algorithms |

flexmix | Flexible Mixture Modeling |

Flury | Data Sets from Flury, 1997 |

fmri | Analysis of fMRI experiments |

fMultivar | Rmetrics - Multivariate Market Analysis |

fNonlinear | Rmetrics - Nonlinear and Chaotic Time Series Modelling |

fOptions | Rmetrics - Basics of Option Valuation |

forecasting | Bundle of forecast, fma, Mcomp |

foreign | Read Data Stored by Minitab, S, SAS, SPSS, Stata, Systat, dBase, ... |

forensic | Statistical Methods in Forensic Genetics |

fork | R functions for handling multiple processes. |

FortranCallsR | Simple Fortran/C/R Interface Example |

fortunes | R Fortunes |

forward | Forward search |

fpc | Fixed point clusters, clusterwise regression and discriminant plots |

fPortfolio | Rmetrics - Portfolio Selection and Optimization |

fracdiff | Fractionally differenced ARIMA aka ARFIMA(p,d,q) models |

FracSim | Simulation of Lévy motions |

fractal | Insightful Fractal Time Series Modeling and Analysis |

frailtypack | Frailty models using maximum penalized likelihood estimation |

fRegression | Rmetrics - Regression Based Decision and Prediction |

fSeries | Rmetrics - Financial Time Series Objects |

fso | Fuzzy Set Ordination |

ftnonpar | Features and Strings for Nonparametric Regression |

fTrading | Rmetrics - Technical Trading Analysis |

FunCluster | Functional Profiling of Microarray Expression Data |

fUnitRoots | Rmetrics - Trends and Unit Roots |

fUtilities | Utilities - Rmetrics Function Utilities |

fuzzyFDR | Exact calculation of fuzzy decision rules for multiple testing |

fuzzyRankTests | Fuzzy Rank Tests and Confidence Intervals |

fxregime | Exchange Rate Regime Analysis |

g.data | Delayed-Data Packages |

G1DBN | A package performing Dynamic Bayesian Network inference. |

gafit | Genetic Algorithm for Curve Fitting |

gam | Generalized Additive Models |

gamair | Data for "GAMs: An Introduction with R" |

GAMBoost | Generalized additive models by likelihood based boosting |

gamlss.cens | Fitting interval response variabble using gamlss.family distributions |

gamlss.dist | Extra distributions to be used for GAMLSS modelling. |

gamlss.mx | A GAMLSS add on package for fitting mixtute distributions |

gamlss.nl | Fitting non linear parametric GAMLSS models |

gamlss.tr | Generating and fitting truncated (gamlss.family) distributions |

gamlss | Generalized Additive Models for Location Scale and Shape. |

GammaTest | Gamma Test Data Analysis |

gap | Genetic analysis package |

gbev | Gradient Boosted Regression Trees with Errors-in-Variables |

gbm | Generalized Boosted Regression Models |

gcl | Compute a fuzzy rules or tree classifier from data |

gclus | Clustering Graphics |

gcmrec | General class of models for recurrent event data |

gdata | Various R programming tools for data manipulation |

GDD | GD device for creating bitmap graphics as jpeg, png or gif files using gd library |

gee | Generalized Estimation Equation solver |

geepack | Generalized Estimating Equation Package |

geiger | Analysis of evolutionary diversification |

GenABEL | genome-wide SNP association analysis |

genalg | R Based Genetic Algorithm |

GeneCycle | Identification of Periodically Expressed Genes |

GeneF | Package for Generalized F-statistics |

Geneland | Simulation and MCMC inference in landscape genetics |

GeneNet | Modeling and Inferring Gene Networks |

GeneNT | Relevance or Dependency network and signaling pathway discovery |

genetics | Population Genetics |

GeneTS | Microarray Time Series and Network Analysis |

GenKern | Functions for generating and manipulating kernel density estimates |

geometry | Mesh generation and surface tesselation |

geoR | Analysis of geostatistical data |

geoRglm | geoRglm - a package for generalised linear spatial models |

GeoXp | Interactive exploratory spatial data analysis |

ggm | Graphical Gaussian Models |

ggplot2 | An implementation of the Grammar of Graphics |

ggplot | An implementation of the Grammar of Graphics in R |

ghyp | A package on generalized hyperbolic distributions |

GillespieSSA | Gillespie's Stochastic Simulation Algorithm (SSA) |

giRaph | The giRaph package for graph representation in R |

gld | Estimation and use of the generalised (Tukey) lambda distribution |

GLDEX | Fitting Single and Mixture of Generalised Lambda Distributions (RS and FMKL) using Discretised and Maximum Likelihood Methods |

gllm | Generalised log-linear model |

glmc | Fitting Generalized Linear Models Subject to Constraints |

glmmAK | Generalized Linear Mixed Models |

glmmML | Generalized linear models with clustering |

glmpath | L1 Regularization Path for Generalized Linear Models and Cox Proportional Hazards Model |

glpk | GNU Linear Programming Kit |

gmodels | Various R programming tools for model fitting |

gmp | Multiple Precision Arithmetic |

gmt | Interface between GMT map-making software and R |

gnm | Generalized Nonlinear Models |

gnomeGUI | GNOME Console for R |

GOSim | Computation of functional similarities between GO terms and gene products |

GPArotation | GPA Factor Rotation |

gpclib | General Polygon Clipping Library for R |

gplots | Various R programming tools for plotting data |

gpls | Classification using generalized partial least squares |

granova | Graphical Analysis of Variance |

graph | graph: A package to handle graph data structures |

grasp | Generalized Regression Analysis and Spatial Prediction for R |

GRASS | Interface between GRASS 5.0 geographical information system and R |

gRbase | A package for graphical modelling in R |

gRcox | Inference in Graphical Gaussian Models with Edge and Vertex Symmetries |

gregmisc | Greg's Miscellaneous Functions |

gridBase | Integration of base and grid graphics |

grImport | Importing Vector Graphics |

grnnR | A Generalized Regression Neural Network |

grouped | Regression Analysis of Grouped and Coarse Data |

GroupSeq | Performing computations related to group sequential designs. |

grplasso | Fitting user specified models with Group Lasso penalty |

GSA | Gene set analysis |

gsl | wrapper for the Gnu Scientific Library |

GSM | Gamma Shape Mixture |

gss | General Smoothing Splines |

gstat | geostatistical modelling, prediction and simulation |

gsubfn | Utilities for strings and function arguments. |

gtkDevice | Loadable and embeddable gtk device driver for R |

gtools | Various R programming tools |

gvlma | Global Validation of Linear Models Assumptions |

gWidgets | gWidgets API for building toolkit-independent, interactive GUIs |

gWidgetsRGtk2 | Toolkit implementation of gWidgets for RGtk2 |

gWidgetsrJava | Toolkit implementation of gWidgets for rJava |

gWidgetstcltk | Toolkit implementation of gWidgets for tcltk pacakge |

hapassoc | Likelihood inference of trait associations with SNP haplotypes and other attributes using the EM Algorithm |

haplo.ccs | Estimate Haplotype Relative Risks in Case-Control Data |

haplo.stats | Statistical Analysis of Haplotypes with Traits and Covariates when Linkage Phase is Ambiguous |

hapsim | Haplotype Data Simulation |

HardyWeinberg | Graphical tests for Hardy-Weinberg equilibrium |

hbim | Hill/Bliss Independence Model for Combination Vaccines |

hddplot | Use known groups in high-dimensional data to derive scores for plots |

hdeco | Hierarchical DECOmposition of Entropy for Categorical Map Comparisons |

hdf5 | HDF5 |

hdrcde | Highest density regions and conditional density estimation |

heatmap.plus | Heatmap with more sensible behavior. |

heplots | Visualizing Tests in Multivariate Linear Models |

hett | Heteroscedastic t regression |

hexView | Viewing Binary Files |

HFWutils | excel connections, garbage collection,string matching and passing by reference |

HH | Statistical Analysis and Data Display: Heiberger and Holland |

HI | Simulation from distributions supported by nested hyperplanes |

hier.part | Hierarchical Partitioning |

hierfstat | Estimation and tests of hierarchical F-statistics |

HighProbability | HighProbability estimates which alternative hypotheses have frequentist or Bayesian probabilities at least as great as a specified threshold, given a list of p-values. |

hints | Provide hints on what to do next |

Hmisc | Harrell Miscellaneous |

hmm.discnp | Hidden Markov models with discrete non-parametric observation distributions. |

hoa | Bundle of cond, marg, nlreg, csampling |

homals | Homogeneity Analysis |

homtest | Homogeneity tests for Regional Frequency Analysis |

hopach | Hierarchical Ordered Partitioning and Collapsing Hybrid (HOPACH) |

hot | Computation on micro-arrays |

howmany | A lower bound for the number of correct rejections |

HSAUR | A Handbook of Statistical Analyses Using R |

HTMLapplets | Dynamic visualisation in HTML documents |

httpRequest | Basic HTTP Request |

hwde | Models and tests for departure from Hardy-Weinberg equilibrium and independence between loci. |

hybridHclust | Hybrid hierarchical clustering |

HydroMe | Estimation of Soil Hydraulic Parameters from Experimental Data |

hydrosanity | Graphical user interface for exploring hydrological time series |

HyperbolicDist | The hyperbolic distribution |

ibdreg | Regression Methods for IBD Linkage With Covariates |

ICE | Iterated Conditional Expectation |

ICEinfer | Incremental Cost-Effectiveness (ICE) Statistical Inference (from Two Unbiased Samples) |

Icens | NPMLE for Censored and Truncated Data |

ICS | ICS / ICA Computation Based on two Scatter Matrices |

ICSNP | Tools for Multivariate Nonparametrics |

identity | Jacquard Condensed Coefficients of Identity |

IDPmisc | Utilities of Institute of Data Analyses and Process Design (www.idp.zhaw.ch) |

ifa | Independent Factor Analysis |

ifs | Iterated Function Systems |

ifultools | Insightful Research Tools |

ig | Package for the robust and classical versions of the inverse Gaussian distribution |

igraph | Routines for simple graphs, network analysis. |

iid.test | iid-test |

impute | impute: Imputation for microarray data |

ineq | Measuring inequality, concentration and poverty |

inetwork | Network Analysis and Plotting |

InfNet | Functiont that simulates an epidemic in a network of contacts. |

inline | Inline C, C++, Fortran function calls from R |

intcox | Iterated Convex Minorant Algorithm for interval censored event data |

iplots | iPlots - interactive graphics for R |

ipred | Improved Predictors |

IPSUR | Introduction to Probability and Statistics Using R |

irr | Various Coefficients of Interrater Reliability and Agreement |

irtoys | Simple interface to the estimation and plotting of IRT models |

ismev | An Introduction to Statistical Modeling of Extreme Values |

ISwR | Introductory Statistics with R |

its | Irregular Time Series |

JavaGD | Java Graphics Device |

JGR | JGR - Java Gui for R |

JLLprod | Nonparametric Estimation of Homothetic and Generalized Homothetic Production Functions |

JointGLM | Joint Modelling of Mean and Dispersion (outdated, see package JointModeling) |

JointModeling | Joint Modelling of Mean and Dispersion |

JudgeIt | JudgeIt |

kappalab | Non-additive measure and integral manipulation functions |

Kendall | Kendall rank correlation and Mann-Kendall trend test |

kernelPop | Spatially explicit population genetic simulations |

kernlab | Kernel Methods Lab |

KernSmooth | Functions for kernel smoothing for Wand & Jones (1995) |

kin.cohort | Analysis of kin-cohort studies |

kinship | mixed-effects Cox models, sparse matrices, and modeling data from large pedigrees |

kknn | Weighted k-Nearest Neighbors |

klaR | Classification and visualization |

klin | Linear equations with Kronecker structure |

km.ci | Confidence intervals for the Kaplan-Meier estimator |

KMsurv | Data sets from Klein and Moeschberger (1997), Survival Analysis |

knncat | Nearest-neighbor classification with categorical variables |

knnFinder | Fast Near Neighbour Search |

knnflex | A more flexible KNN |

knnTree | k-nn classification with variable selection inside leaves of a tree |

kohonen | Supervised and unsupervised self-organising maps |

ks | Kernel smoothing |

kza | Kolmogorov-Zurbenko Adaptive Filter for Image Detection |

kzft | Kolmogorov-Zurbenko Fourier Transform and Applications |

kzs | Kolmogorov-Zurbenko Spline |

labdsv | Laboratory for Dynamic Synthetic Vegephenomenology |

labstatR | Libreria del Laboratorio di Statistica con R |

lancet.iraqmortality | Surveys of Iraq Mortality Published in The Lancet |

languageR | Data sets and functions with "Analyzing Linguistic Data: A practical introduction to statistics". |

lars | Least Angle Regression, Lasso and Forward Stagewise |

laser | Likelihood Analysis of Speciation/Extinction Rates from Phylogenies |

lasso2 | L1 constrained estimation aka 'lasso' |

latentnet | Latent position and cluster models for statistical networks |

lattice | Lattice Graphics |

latticeExtra | Extra Graphical Utilities Based on Lattice |

lawstat | A R package for biostatistics, public policy and law |

lazy | Lazy Learning for Local Regression |

ldbounds | Lan-DeMets Method for Group Sequential Boundaries |

ldDesign | Design of experiments for detection of linkage disequilibrium |

LDheatmap | Graphical display of pairwise linkage disequilibria between SNPs |

leaps | regression subset selection |

LearnBayes | Functions for Learning Bayesian Inference |

lga | Tools for linear grouping analysis (LGA) |

lgtdl | A set of methods for longitudinal data objects. |

lhs | Latin Hypercube Samples |

linprog | Linear Programming / Optimization |

ljr | Logistic Joinpoint Regression |

LLAhclust | Hierarchical clustering of variables or objects based on the likelihood linkage analysis method |

LLN | Learning with latent networks |

lme4 | Linear mixed-effects models using S4 classes |

lmeSplines | lmeSplines |

LMGene | LMGene Software for Date Transformation and Identification of Differentially Expressed Genes in Gene Expression Arrays |

lmm | Linear mixed models |

lmomco | L-moments, Trimmed L-moments, L-comoments, and Many Distributions |

Lmoments | L-moments and quantile mixtures |

lmtest | Testing Linear Regression Models |

locfdr | Computes local false discovery rates |

locfit | Local Regression, Likelihood and Density Estimation. |

lodplot | Plot a genome scan |

LogConcDEAD | Maximum likelihood estimation of a log-concave density |

logcondens | Estimate a Log-Concave Probability Density from iid Observations |

LogicReg | Logic Regression |

logistf | Firth's bias reduced logistic regression |

logspline | Logspline density estimation routines |

lokern | Kernel Regression Smoothing with Local or Global Plug-in Bandwidth |

longitudinal | Analysis of Multiple Time Course Data |

longmemo | Statistics for Long-Memory Processes (Jan Beran) -- Data and Functions |

LoopAnalyst | A collection of tools to conduct Levins' Loop Analysis |

LowRankQP | Low Rank Quadratic Programming |

lpridge | Local Polynomial (Ridge) Regression |

lpSolve | Interface to Lp_solve v. 5.5 to solve linear/integer programs |

lsa | Latent Semantic Analysis |

lspls | LS-PLS Models |

lss | the accelerated failure time model to right censored data based on least-squares principle |

ltm | Latent Trait Models under IRT |

luca | Likelihood inference from case-control data Under Covariate Assumptions (LUCA) |

lvplot | Level value plots for R |

maanova | Tools for analyzing Micro Array experiments |

magic | create and investigate magic squares |

mapdata | Extra Map Databases |

mapLD | Linkage Disequilibrium Mapping |

mapproj | Map Projections |

maps | Draw Geographical Maps |

maptools | Tools for reading and handling spatial objects |

maptree | Mapping, pruning, and graphing tree models |

mAr | Multivariate AutoRegressive analysis |

MarkedPointProcess | Analysis of Marks of Marked Point Processes |

MasterBayes | ML and MCMC Methods for Pedigree Reconstruction and Analysis |

Matching | Multivariate and Propensity Score Matching with Balance Optimization |

MatchIt | MatchIt |

mathgraph | Directed and undirected graphs |

matlab | MATLAB emulation package |

Matrix | A Matrix package for R |

maxstat | Maximally Selected Rank Statistics |

MBA | Multilevel B-spline Approximation |

MBESS | Methods for the Behavioral, Educational, and Social Sciences |

mblm | Median-Based Linear Models |

mboost | Model-Based Boosting |

mcgibbsit | Warnes and Raftery's MCGibbsit MCMC diagnostic |

MChtest | Monte Carlo hypothesis tests with Sequential Stopping |

mclust02 | Model-based cluster analysis (older version) |

mclust | Model-Based Clustering / Normal Mixture Modeling |

mcmc | Markov Chain Monte Carlo |

MCMCpack | Markov chain Monte Carlo (MCMC) Package |

mda | Mixture and flexible discriminant analysis |

meboot | Maximum Entropy Bootstrap for Time Series |

meifly | Interactive model exploration using GGobi |

memisc | Tools for Data Management, Simulation, and Presentation of Estimates. |

MEMSS | Data sets from Mixed-effects Models in S |

merror | Accuracy and Precision of Measurements |

meta | Meta-Analysis |

MFDA | Model Based Functional Data Analysis |

mFilter | Miscellaneous time series filters |

mfp | Multivariable Fractional Polynomials |

mgcv | GAMs with GCV smoothness estimation and GAMMs by REML/PQL |

mice | Multivariate Imputation by Chained Equations |

micEcon | Microeconomics |

mimR | A package for graphical modelling in R |

minpack.lm | R interface for MINPACK least squares optimization library |

misc3d | Miscellaneous 3D Plots |

MiscPsycho | Miscellaneous Psychometrics |

mitools | Tools for multiple imputation of missing data |

mix | Estimation/multiple Imputation for Mixed Categorical and Continuous Data |

mixPHM | Mixtures of proportional hazard models. |

mixreg | Functions to fit mixtures of regressions. |

mixstock | functions for mixed stock analysis |

mixtools | Tools for mixture models. |

MKLE | Maximum kernel likelihood estimation. |

mlbench | Machine Learning Benchmark Problems |

mlCopulaSelection | Copula selection and fitting using maximum likelihood |

MLDS | Maximum Likelihood Difference Scaling |

MLEcens | Computation of the MLE for bivariate (interval) censored data |

mlegp | Maximum Likelihood Estimates of Gaussian Processes |

mlica | Independent Component Analysis using Maximum Likelihood |

mlmmm | ML estimation under multivariate linear mixed models with missing values |

mlmRev | Examples from Multilevel Modelling Software Review |

mmlcr | Mixed-Mode Latent Class Regression |

mnormt | The multivariate normal and t distributions |

MNP | R Package for Fitting the Multinomial Probit Model |

moc | GENERAL NONLINEAR MIXTURES OF CURVES |

modeest | Mode Estimation -- Chernoff Distribution |

modehunt | Multiscale Analysis for Density Functions |

modeltools | Tools and Classes for Statistical Models |

moments | Moments, cumulants, skewness, kurtosis and related tests |

monomvn | Estimation for multivariate normal data with monotone missingness |

monoProc | strictly monotone smoothing procedure |

monreg | Nonparametric monotone regression |

mota | Mean Optimal Transformation Approach |

mprobit | Multivariate probit model for binary/ordinal response |

MPV | Data Sets from Montgomery, Peck and Vining's Book |

mratios | Inferences for ratios of coefficients in the general linear model |

MSBVAR | Markov-Switching Bayesian Vector Autoregression Models |

msm | Multi-state Markov and hidden Markov models in continuous time |

muhaz | Hazard Function Estimation in Survival Analysis |

multcomp | Simultaneous Inference for General Linear Hypotheses |

multcompView | Visualizations of Paired Comparisons |

multic | Quantitative linkage analysis tools using the variance components approach |

multilevel | Multilevel Functions |

multinomRob | Robust Estimation of Overdispersed Multinomial Regression Models |

multtest | Resampling-based multiple hypothesis testing |

muS2RC | Splus to R Compatibility for package muStat |

muStat | Prentice Rank Sum Test and McNemar Test |

muUtil | muStat Utility Functions |

mvbutils | MVB's utilities for R |

mvnmle | ML estimation for multivariate normal data with missing values. |

mvnormtest | Normality test for multivariate variables |

mvoutlier | Multivariate outlier detection based on robust methods |

mvpart | Multivariate partitioning |

mvtnorm | Multivariate Normal and T Distribution |

mvtnormpcs | Multivariate Normal and T Distribution functions of (Dunnett, 1989) |

NADA | Nondetects And Data Analysis for environmental data |

ncdf | Interface to Unidata netCDF data files |

ncomplete | ncomplete |

ncvar | High-level R Interface to NetCDF Datasets |

negenes | Estimating the number of essential genes in a genome |

NestedCohort | Survival Analysis for Cohorts with Missing Covariate Information |

network | Classes for Relational Data |

neural | Neural Networks |

nFactors | Non Graphical Solution to the Cattell Scree Test |

nFDR | Nonparametric Estimate of FDR Based on Bernstein Polynomials |

nice | Get or Set UNIX Niceness |

NISTnls | Nonlinear least squares examples from NIST |

nlme | Linear and Nonlinear Mixed Effects Models |

nlmeODE | Non-linear mixed-effects modelling in nlme using differential equations |

nlstools | Tools for nonlinear regression diagnostics |

nltm | Non-linear Transformation Models |

NMMAPSlite | NMMAPS Data Lite |

nnls | The Lawson-Hanson NNLS algorithm for non-negative least squares |

nonbinROC | ROC-type analysis for non-binary gold standards |

nor1mix | Normal (1-d) Mixture Models (S3 Classes and Methods) |

norm | Analysis of multivariate normal datasets with missing values |

normalp | Package for exponential power distributions (EPD) |

NORMT3 | Evaluates complex erf, erfc and density of sum of Gaussian and Student's t |

nortest | Tests for Normality |

noverlap | ncomplete |

np | Nonparametric kernel smoothing methods for mixed datatypes |

npmc | Nonparametric Multiple Comparisons |

npmlreg | Nonparametric maximum likelihood estimation for random effect models |

NRAIA | Data sets from "Nonlinear Regression Analysis and Its Applications" |

nsRFA | Non-supervised Regional Frequency Analysis |

numDeriv | Accurate Numerical Derivatives |

nws | R functions for NetWorkSpaces and Sleigh |

Oarray | Arrays with arbitrary offsets |

oc | OC Roll Call Analysis Software. |

oce | Analysis of Oceanographic data |

odesolve | Solvers for Ordinary Differential Equations |

odfWeave | Sweave processing of Open Document Format (ODF) files |

onion | octonions and quaternions |

optmatch | Functions for optimal matching |

orientlib | Support for orientation data |

ORMDR | ORMDR |

orthopolynom | Collection of functions for orthogonal and orthonormal polynomials |

ouch | Ornstein-Uhlenbeck models for phylogenetic comparative hypotheses |

outliers | Tests for outliers |

oz | Plot the Australian coastline and states |

pairwiseCI | Confidence intervals for two sample comparisons |

paleoTS | Modeling evolution in paleontological time-series |

paleoTSalt | Modeling evolution in paleontological time-series (alternate paramaterization) |

pamr | Pam: prediction analysis for microarrays |

pan | Multiple imputation for multivariate panel or clustered data |

panel | Panel |

papply | Parallel apply function using MPI |

paran | Horn's Test of Principal Components/Factors |

pARtial | pARtial package |

partitions | Additive partitions of integers |

partsm | Periodic Autoregressive Time Series Models |

party | A Laboratory for Recursive Partytioning |

pastecs | Package for Analysis of Space-Time Ecological Series |

pbatR | P2BAT |

PBSmapping | PBS Mapping 2.54 |

PBSmodelling | PBS Modelling |

pcalg | Estimating the skeleton and equivalence class of a DAG |

pcaPP | Robust PCA by Projection Pursuit |

pcse | Panel-Corrected Standard Error Estimation in R |

pcurve | Principal Curve analysis |

pear | Package for Periodic Autoregression Analysis |

PearsonICA | Independent component analysis using score functions from the Pearson system |

penalized | L1 (lasso) and L2 (ridge) penalized estimation in GLMs and in the Cox model |

PerformanceAnalytics | Econometric tools for performance and risk analysis. |

permax | permax |

permtest | Permutation test to compare variability within and distance between two groups |

perturb | Tools for evaluating collinearity |

PET | Simulation and Reconstruction of PET Images |

pgam | Poisson-Gamma Additive Models. |

pgirmess | Data analysis in ecology |

pheno | Auxiliary functions for phenological data analysis |

phpSerialize | Serialize R to PHP associative array |

PHYLOGR | Functions for phylogenetically based statistical analyses |

PhySim | Phylogenetic Tree Simulation Package |

pinktoe | Graphically traverse a tree via GUI widgets or web based system |

pixmap | Bitmap Images ("Pixel Maps") |

PK | Basic Pharmacokinetics |

PKfit | A Data Analysis Tool for Pharmacokinetics |

PKtools | unified computational interfaces for population PK |

plink | IRT Separate Calibration Linking Methods |

plm | Linear models for panel data |

plotAndPlayGTK | A GUI for interactive plots using GTK+ |

plotrix | Various plotting functions |

plRasch | Log Linear by Linear Asscociation models |

pls | Partial Least Squares Regression (PLSR) and Principal Component Regression (PCR) |

plsgenomics | PLS analyses for genomics |

plugdensity | Plug-in Kernel Density Estimation |

pmg | Poor Man's GUI |

pmml | Generate PMML for various models |

poLCA | Polytomous variable Latent Class Analysis |

polspline | Polynomial spline routines |

polyapost | Simulating from the Polya posterior |

polycor | Polychoric and Polyserial Correlations |

polynom | A collection of functions to implement a class for univariate polynomial manipulations |

pomp | Partially-observed Markov processes |

popbio | Construction and analysis of matrix population models |

popgen | Statistical and Population Genetics |

poplab | Population Lab |

portfolio | Analysing equity portfolios |

portfolioSim | Framework for simulating equity portfolio strategies |

POT | Generalized Pareto Distribution and Peaks Over Threshold |

powell | Powell's UObyQA algorithm |

powerpkg | Power analyses for the affected sib pair and the TDT design |

ppc | Peak Probability Contrasts |

ppls | Penalized Partial Least Squares |

pps | Functions for PPS sampling |

prabclus | Test for clustering of presence-absence data |

PresenceAbsence | Presence-Absence Model Evaluation |

prettyR | Pretty descriptive stats. |

prim | Patient Rule Induction Method (PRIM) |

princurve | Fits a Principal Curve in Arbitrary Dimension |

ProbeR | Reliability for gene expression from Affymetrix chip |

ProbForecastGOP | Probabilistic Weather Field Forecast using the GOP method |

proftools | Profile Output Processing Tools for R |

proj4 | A simple interface to the PROJ.4 cartographic projections library |

proptest | Tests of the Proportional Hazards Assumption |

proto | Prototype object-based programming |

proxy | Distance and Similarity Measures |

PSAgraphics | Propensity Score Analysis Graphics |

pscl | Political Science Computational Laboratory, Stanford University |

pseudo | Pseudo - observations |

pspline | Penalized Smoothing Splines |

psy | Various procedures used in psychometry |

psych | Procedures for Personality and Psychological Research |

psychometric | Applied Psychometric Theory |

psyphy | Functions for analyzing psychophysical data in R |

PTAk | Principal Tensor Analysis on k modes |

pvclust | Hierarchical Clustering with P-Values via Multiscale Bootstrap Resampling |

pwr | Basic functions for power analysis |

pwt | Penn World Table |

QCA | Qualitative Comparative Analysis |

QCAGUI | QCA Graphical User Interface |

qcc | Quality Control Charts |

qgen | Quantitative Genetics using R |

qp | q-order partial correlation graph search algorithm |

QRMlib | Provides R-language code to examine Quantitative Risk Management concepts |

qtl | Tools for analyzing QTL experiments |

qtlbim | QTL Bayesian Interval Mapping |

qtlDesign | Design of QTL experiments |

quadprog | Functions to solve Quadratic Programming Problems. |

qualV | Qualitative Validation Methods |

quantchem | Quantitative chemical analysis: calibration and evaluation of results |

quantmod | Quantitative Financial Modelling Framework |

quantreg | Quantile Regression |

quantregForest | Quantile Regression Forests |

qvalue | Q-value estimation for false discovery rate control |

qvcalc | Quasi variances for factor effects in statistical models |

R.cache | Fast and light-weight caching of objects |

R.huge | Methods for accessing huge amounts of data |

R.matlab | Read and write of MAT files together with R-to-Matlab connectivity |

R.oo | R object-oriented programming with or without references |

R.rsp | R Server Pages |

R.utils | Various programming utilities |

R2HTML | HTML exportation for R objects |

R2WinBUGS | Running WinBUGS and OpenBUGS from R / S-PLUS |

race | Racing methods for the selection of the best |

RadioSonde | Tools for plotting skew-T diagrams and wind profiles |

rake | Normalize sample weights using marginal total population weights. |

ramps | Bayesian Geostatistical Modeling with RAMPS |

randaes | Random number generator based on AES cipher |

random | True random numbers using random.org |

RandomFields | Simulation and Analysis of Random Fields |

randomForest | Breiman and Cutler's random forests for classification and regression |

randomSurvivalForest | Ishwaran and Kogalur's Random Survival Forest |

RandVar | Implementation of random variables |

rankreg | Rank regression for censored data AFT model. |

RArcInfo | Functions to import data from Arc/Info V7.x binary coverages |

RaschSampler | Rasch Sampler |

rateratio.test | Exact rate ratio test |

rattle | A graphical user interface for data mining in R using GTK |

RBGL | Interface to boost C++ graph lib |

RBloomberg | R/Bloomberg |

rbugs | Fusing R and OpenBugs |

Rcapture | Loglinear Models in Capture-Recapture Experiments |

rcdd | rcdd (C Double Description for R) |

rcdk | rcdk - Interface to the CDK Libraries |

Rcmdr | R Commander |

RcmdrPlugin.HH | Rcmdr support for the HH package |

RcmdrPlugin.TeachingDemos | Rcmdr Teaching Demos Plug-In |

RColorBrewer | ColorBrewer palettes |

rcom | R COM Client Interface and internal COM Server |

rcompgen | Completion generator for R |

rda | Shrunken Centroids Regularized Discriminant Analysis |

RDieHarder | R interface to the dieharder RNG test suite |

ref | References for R |

regress | Gaussian linear models with linear covariance structure |

regsubseq | Detect and Test Regular Sequences and Subsequences |

regtest | Regression testing |

relaimpo | Relative importance of regressors in linear models |

relations | Data Structures and Algorithms for Relations |

relax | relax -- R Editor for Literate Analysis and lateX |

relaxo | Relaxed Lasso |

reldist | Relative Distribution Methods |

Reliability | Functions for estimating parameters in software reliability models |

relimp | Relative Contribution of Effects in a Regression Model |

relsurv | Relative survival regression |

reshape | Flexibly reshape data. |

ResistorArray | electrical properties of resistor networks |

resper | Sampling from restricted permutations |

reweight | Adjustment of Survey Respondent Weights |

RFA | Regional Frequency Analysis |

RFOC | Graphics for Spherical Distributions and Earthquake Focal Mechanisms |

Rfwdmv | Forward Search for Multivariate Data |

rgcvpack | R Interface for GCVPACK Fortran Package |

rgdal | Bindings for the Geospatial Data Abstraction Library |

rgenoud | R version of GENetic Optimization Using Derivatives |

rggm | Robustified methods for Gaussian Graphical Models |

rggobi | Interface between R and GGobi |

rgl | 3D visualization device system (OpenGL) |

rgr | The GSC Applied Geochemistry EDA Package |

RGrace | RGrace |

RGraphics | Data and Functions from the book R Graphics |

RGtk2 | R bindings for Gtk 2.8.0 and above |

rhosp | Side effect risks in hospital : simulation and estimation |

RiboSort | Classification and Analysis Package for Microbial Community Profiles |

Rigroup | Rigroup: Provides small integer group functions |

RII | Relative index of inequality estimation |

rimage | Image Processing Module for R |

rindex | Indexing for R |

riv | Robust instrumental variables estimator |

RJaCGH | Reversible Jump MCMC for the analysis of CGH arrays. |

rjacobi | rjacobi |

rJava | Low-level R to Java interface |

RJDBC | Provides access to databases through the JDBC interface |

rjson | JSON for R |

Rlab | Functions and Datasets Required for ST370 class |

RLadyBug | Analysis of infectious diseases using stochastic epidemic models |

rlecuyer | R interface to RNG with multiple streams |

RLMM | A Genotype Calling Algorithm for Affymetrix SNP Arrays |

RLRsim | Exact (Restricted) Likelihood Ratio tests for mixed and additive models. |

Rlsf | Interface to the LSF Queuing System |

Rmdr | R-Multifactor Dimensionality Reduction |

rmeta | Meta-analysis |

rmetasim | An individual-based population genetic simulation environment |

Rmetrics | Rmetrics - Financial Engineering and Computational Finance |

Rmpi | Interface (Wrapper) to MPI (Message-Passing Interface) |

RMySQL | R interface to the MySQL database |

RNetCDF | R Interface to NetCDF Datasets |

RobLox | Optimally robust influence curves for location and scale |

RobRex | Optimally robust influence curves for regression and scale |

robust | Insightful Robust Library |

robustbase | Basic Robust Statistics |

ROCR | Visualizing the performance of scoring classifiers. |

RODBC | ODBC Database Access |

ROptEst | Optimally robust estimation |

ROptRegTS | Optimally robust estimation for regression-type models |

ROracle | Oracle database interface for R |

Rpad | Workbook-style, web-based interface to R |

rpanel | Simple interactive controls for R using the tcltk library. |

rpart.permutation | Permutation testing of rpart models |

rpart | Recursive Partitioning |

RPMG | Graphical User Interface (GUI) for interactive R analysis sessions |

rpubchem | rpubchem - Interface to the PubChem Collection |

rpvm | R interface to PVM (Parallel Virtual Machine) |

RPyGeo | ArcGIS Geoprocessing in R via Python |

rqmcmb2 | Markov Chain Marginal Bootstrap for Quantile Regression |

RQuantLib | R interface to the QuantLib library |

rrcov | Scalable Robust Estimators with High Breakdown Point |

rrp | Random Recursive Partitioning |

Rsac | Seismic analysis tools in R |

rsbml | R support for SBML, using libsbml |

RScaLAPACK | A seamless interface to perform parallel computation on linear algebra problems using the ScaLAPACK library. |

Rserve | Binary R server |

rsprng | R interface to SPRNG (Scalable Parallel Random Number Generators) |

RSQLite | SQLite interface for R |

rstream | Streams of random numbers |

RSvgDevice | An R SVG graphics device. |

RSVGTipsDevice | An R SVG graphics device with dynamic tips and hyperlinks |

rtiff | A tiff reader for R. |

RTisean | R interface to Tisean algorithms |

RUnit | R Unit test framework |

Runuran | R interface to the UNU.RAN random variate generators |

rv | Simulation-based random variable object class in R |

Rvelslant | Downhole Seismic Analysis in R |

Rwave | Time-Frequency analysis of 1-D signals |

RWeka | R/Weka interface |

RWinEdt | R-WinEdt |

rwt | Rice Wavelet Toolbox wrapper |

RXshrink | Maximum Likelihood Shrinkage via Ridge or Least Angle Regression |

Ryacas | R interface to the yacas computer algebra system |

sac | Semiparametric Analysis of Changepoint |

sampfling | Sampford sampling (w/o replacement and unequal probabilities) |

sampling | Survey Sampling |

samr | SAM: Significance Analysis of Microarrays |

sandwich | Robust Covariance Matrix Estimators |

sapa | Insightful Spectral Analysis for Physical Applications |

SASmixed | Data sets from "SAS System for Mixed Models" |

SASxport | Read and Write SAS XPORT Files |

sbgcop | Semiparametric Bayesian Gaussian copula estimation |

sca | Simple Component Analysis |

scagnostics | Compute scagnostics. |

scaleboot | Approximately Unbiased P-values via Multiscale Bootstrap |

scape | Statistical catch-at-age plotting environment |

scapeMCMC | MCMC diagnostic plots |

scatterplot3d | 3D Scatter Plot |

schoolmath | Functions and datasets for math used in school |

sciplot | Scientific Graphing Functions for Factorial Designs |

SciViews | Bundle of svMisc, svIO, svViews, svDialogs, svSocket, svGUI, svIDE, svWidgets |

scope | Data Manipulation Using Arbitrary Row and Column Criteria |

scuba | Scuba diving calculations and decompression models |

sdcMicro | Statistical Disclosure Control methods for the generation of public- and scientific-use files. |

sde | Simulation and Inference for Stochastic Differential Equations |

seacarb | Calculates parameters of the seawater carbonate system |

seas | Seasonal analysis and graphics, especially for climatology |

seewave | Time wave analysis and graphical representation |

segmented | Segmented relationships in regression models |

sem | Structural Equation Models |

SemiPar | Semiparametic Regression |

sensitivity | Sensitivity Analysis |

SensoMineR | Sensory data analysis with R |

SenSrivastava | Datasets from Sen & Srivastava |

seqinr | Biological Sequences Retrieval and Analysis |

SeqKnn | Sequential KNN imputation method |

seqmon | Sequential Monitoring of Clinical Trials |

seriation | Infrastructure for seriation |

session | Functions for interacting with, saving and restoring R sessions. |

setRNG | Set (normal) random number generator and seed |

sets | Sets and Generalized Sets |

sfsmisc | Utilities from Seminar fuer Statistik ETH Zurich |

sgeostat | An Object-oriented Framework for Geostatistical Modeling in S+ |

shapefiles | Read and Write ESRI Shapefiles |

shapes | Statistical shape analysis |

SharedHT2 | Shared Hotelling T2 test for small sample microarray experiments |

sigma2tools | Test of hypothesis about sigma2 |

signal | Signal processing |

signalextraction | Real-Time Signal Extraction (Direct Filter Approach) |

simba | A Collection of functions for similarity calculation of binary data |

simco | A package to import Structure files and deduce similarity coefficients from them |

simecol | Simulation of ecological (and other) dynamic systems |

simex | SIMEX- and MCSIMEX-Algorithm for measurement error models |

SimHap | A comprehensive modeling framework for epidemiological outcomes and a multiple-imputation approach to haplotypic analysis of population-based data |

simpleboot | Simple Bootstrap Routines |

SIN | A SINful Approach to Selection of Gaussian Graphical Markov Models |

skewt | The Skewed Student-t Distribution |

SLmisc | Miscellaneous Functions for analysis of gene expression data at SIRS-Lab GmbH |

sm | Smoothing methods for nonparametric regression and density estimation |

sma | Statistical Microarray Analysis |

smatr | (Standardised) Major Axis Estimation and Testing Routines |

smoothSurv | Survival Regression with Smoothed Error Distribution |

smoothtail | Smooth Estimation of GPD Shape Parameter |

SMPracticals | Practicals for use with Davison (2003) Statistical Models |

sn | The skew-normal and skew-t distributions |

sna | Tools for Social Network Analysis |

snow | Simple Network of Workstations |

Snowball | Snowball Stemmers |

snowFT | Fault Tolerant Simple Network of Workstations |

snp.plotter | snp.plotter |

SNPassoc | SNPs-based whole genome association studies |

SNPmaxsel | Maximally selected statistics for SNP data |

snpXpert | Tools to analysis SNP data |

som | Self-Organizing Map |

SoPhy | Soil Physics Tools |

sound | A Sound Interface for R |

sp | classes and methods for spatial data |

spam | SPArse Matrix |

SparseLogReg | Sparse logistic regression |

SparseM | Sparse Linear Algebra |

spatclus | Arbitrarily Shaped Multiple Spatial Cluster Detection for Case Event Data. |

spatgraphs | Graphs for 2d point patterns |

spatialCovariance | Computation of spatial covariance matrices for data on rectangles |

spatialkernel | Nonparameteric estimation of spatial segregation in a multivariate point process |

SpatialNP | Multivariate nonparametric methods based on spatial signs and ranks |

spatstat | Spatial Point Pattern analysis, model-fitting, simulation, tests |

spBayes | Univariate and Multivariate Spatial Modeling |

spc | Statistical Process Control |

spdep | Spatial dependence: weighting schemes, statistics and models |

spe | Stochastic Proximity Embedding |

spectralGP | Approximate Gaussian processes using the Fourier basis |

spectrino | Spectra organizer, visualization and data extraction |

spgrass6 | Interface between GRASS 6 geographical information system and R |

spgwr | Geographically weighted regression |

SpherWave | Spherical Wavelets and SW-based Spatially Adaptive Methods |

splancs | Spatial and Space-Time Point Pattern Analysis |

splus2R | Insightful package providing missing S-PLUS functionality in R |

spsurvey | Spatial Survey Design and Analysis |

sqldf | Perform SQL Selects on R Data Frames |

SQLiteDF | Stores data frames & matrices in SQLite tables |

SRPM | Shared Reproducibility Package Management |

ssanv | Sample Size Adjusted for Nonadherence or Variability of input parameters |

sspir | State Space Models in R |

sspline | Smoothing Splines on the Sphere |

st | Shrinkage t Statistic |

staRt | Inferenza classica con TI-83 Plus |

startupmsg | Utilities for start-up messages |

stashR | A Set of Tools for Administering SHared Repositories |

StatDataML | Read and write StatDataML files |

statmod | Statistical Modeling |

stepPlr | L2 penalized logistic regression with a stepwise variable selection |

stepwise | Stepwise detection of recombination breakpoints |

stinepack | Stineman, a consistently well behaved method of interpolation |

stochasticGEM | R Package for Fitting Stochastic General Epidemic Models |

stochmod | Stochastic Modeling |

StoppingRules | Stopping rules for microarray classifiers |

stream.net | Building and analyzing binary stream networks |

strucchange | Testing, Monitoring and Dating Structural Changes |

subselect | Selecting variable subsets |

sudoku | Sudoku Puzzle Generator and Solver |

supclust | Supervised Clustering of Genes |

superpc | Supervised principal components |

SuppDists | Supplementary distributions |

survBayes | Fits a proportional hazards model to time to event data by a Bayesian approach |

surveillance | Outbreak detection algorithms for surveillance data |

survey | analysis of complex survey samples |

surveyNG | experimental revision of survey package |

survival | Survival analysis, including penalised likelihood. |

survrec | Survival analysis for recurrent event data |

svcm | 2d and 3d Space-Varying Coefficient Models |

svcR | svcR package |

svmpath | svmpath: the SVM Path algorithm |

SwissAir | Air Quality Data of Switzerland for one year in 30 min Resolution |

Synth | Synthetic Control Group Method for Comparative Case Studies |

systemfit | Simultaneous Equation Estimation Package |

taskPR | Task-Parallel R Package |

tcltk2 | SciViews GUI API - More tcltk |

tdist | Distribution of a linear combination of independent Student's t-variables |

tdm | A Tool for Therapeutic Drug Monitoring (TDM) |

tdthap | TDT tests for extended haplotypes |

TeachingDemos | Demonstrations for teaching and learning |

tensor | Tensor product of arrays |

tensorA | Advanced tensors arithmetic with named indices |

termstrc | Term Structure and Credit Spread Estimation |

tframe | Time Frame coding kernel |

tgp | Bayesian treed Gaussian process models |

time | Time tracking for developers |

TIMP | a problem solving environment for fitting superposition models |

timsac | TIMe Series Analysis and Control package |

titan | Titration analysis for mass spectrometry data |

titecrm | Time-to-event continual reassessment method and calibration tools |

tkrgl | TK widget tools for rgl package |

tkrplot | TK Rplot |

tlnise | Two-level normal independent sampling estimation |

tm | Text Mining Package |

trackObjs | Track Objects |

tradeCosts | Trade Cost Analysis |

TRAMPR | TRFLP Analysis and Matching Package for R |

tree | Classification and regression trees |

treeglia | Stem-analysis on tree cross-sections |

triangle | Provides the standard distribution functions for the triangle distribution |

trimcluster | Cluster analysis with trimming |

trip | Spatial analysis of animal track data |

tripack | Triangulation of irregularly spaced data |

tripEstimation | Metropolis sampler and supporting functions for estimating animal movement from archival tags and satellite fixes |

truncgof | GoF tests allowing for left truncated data |

trust | Trust Region Optimization |

TSdbi | Time Series Database Interface |

tsDyn | Time series analysis based on dynamical systems theory |

tseries | Time series analysis and computational finance |

tseriesChaos | Analysis of nonlinear time series |

tsfa | Time Series Factor Analysis |

TSP | Traveling Salesperson Problem (TSP) |

TTR | Technical Trading Rules |

tuneR | Analysis of music |

tutoR | Student-friendly package to mask common functions, straight-to-the-point with examples for help, and deskcheck() for debugging User defined functions. |

twang | Toolkit for Weighting and Analysis of Nonequivalent Groups |

tweedie | Tweedie exponential family models |

TWIX | Trees WIth eXtra splits |

TwoWaySurvival | Additiv Two-Way Hazards Modelling of Right Censored Survival Data |

twslm | A two-way semilinear model for normalization and analysis of cDNA microarray data. |

TwslmSpikeWeight | Systematic approaches using TW-SLM for incorporating control spots and data quality information to improve normalization of cDNA microarray data. |

udunits | interface to Unidata's routines to convert units |

Umacs | Universal Markov chain sampler |

ump | Uniformly Most Powerful Tests |

unbalhaar | Function estimation via Unbalanced Haar wavelets |

UNF | Tools for creating universal numeric fingerprints for data. |

untb | ecological drift under the UNTB |

urca | Unit root and cointegration tests for time series data |

urn | Urn : Sampling Without Replacement |

uroot | Unit Root Tests and Graphics for Seasonal Time Series |

UsingR | Data sets for the text "Using R for Introductory Statistics" |

USPS | Unsupervised and Supervised methods of Propensity Score Adjustment for Bias |

vabayelMix | Variational Bayesian Mixture Modelling |

VaR | Value at Risk estimation |

vardiag | A package for variogram diagnostics |

varmixt | Mixture model on the Variance for the analysis of gene expression data |

vars | VAR Modelling |

varSelRF | Variable selection using random forests |

vbmp | Variational Bayesian Multinomial Probit Regression |

vcd | Visualizing Categorical Data |

VDCutil | utilities supporting the VDC system |

vegan | Community Ecology Package |

verification | Forecast verification utilities. |

verify | Construction of test suites using verify objects |

VGAM | Vector Generalized Linear and Additive Models |

vioplot | Violin plot |

VLMC | VLMC -- Variable Length Markov Chains |

VR | Bundle of MASS, class, nnet, spatial |

vrtest | Variance Ratio tests for Weak-form Market Efficiency |

waved | Wavelet Deconvolution |

wavelets | A package of funtions for computing wavelet filters, wavelet transforms and multiresolution analyses |

waveslim | Basic wavelet routines for one-, two- and three-dimensional signal processing |

wavethresh | Software to perform wavelet statistics and transforms. |

wccsom | SOM networks for comparing patterns with peak shifts |

WeedMap | Map of weed intensity |

WhatIf | WhatIf: Software for Evaluating Counterfactuals |

wikibooks | Functions and datasets of the german WikiBook "GNU R" |

WilcoxCV | Wilcoxon-based variable selection in cross-validation |

wle | Weighted Likelihood Estimation |

wmtsa | Insightful Wavelet Methods for Time Series Analysis |

wnominate | WNOMINATE Roll Call Analysis Software. |

wombsoft | Wombling Computation |

wordnet | WordNet Interface |

write.snns | Function for exporting data to SNNS pattern files. |

WWGbook | Functions and datasets for WWGbook. |

xgobi | Interface to the XGobi and XGvis programs for graphical data analysis |

xlsReadWrite | Natively read and write Excel files |

XML | Tools for parsing and generating XML within R and S-Plus. |

xtable | Export tables to LaTeX or HTML |

yaImpute | yaImpute: An R Package for k-NN Imputation |

YaleToolkit | Data exploration tools from Yale University. |

yest | Gaussian Independence Models |

Zelig | Everyone's Statistical Software |

zicounts | Counts data models: zero-inflation as well as interval icensored |

ZIGP | Zero Inflated Generalized Poisson (ZIGP) regression models |

zipfR | Statistical models for word frequency distributions |

zoeppritz | Zoeppritz Equations |

zoo | Z's ordered observations |

- Archive
- Previous versions of the packages listed above.
- Orphaned
- Packages with no active maintainer, see the
corresponding README.

Last modified: Tue Oct 30 22:50:30 2007 by hornik