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Statistical Computing

S-Plus

S-Plus is a commercial statistics program built on S from AT&T Bell Laboratories.

Documentation

• Statlib S-News Archive. A large and well known depository for user contributed libraries of S-Plus functions.
• Selections from S-News. Georges Monette, York University.
• Burns Statistics. A consulting company site which includes considerable tutorial material on S and R. See for example the book "S Poetry". Patrick Burns.

General Repositories

• Statlib S Archive. Large collection of S functions by many authors. Carnegie-Mellon University.

Specialist Repositories

• Modern Applied Statistics with S-Plus. Download the latest version of the MASS library of S functions. Bill Venables, University of Adelaide and Brian Ripley, University of Oxford.
• Additive Survival Analysis. Harald Fekjaer, University of Oslo.
• Applied Smoothing Techniques for Data Analysis by Adrian Bowman and Adelchi Azzalini. Data sets and S-Plus functions. Adrian Bowman, University of Glasgow.
• Design and HMisc Libraries. Includes over 200 functions or ordinal logistic regression, survival etc etc. Versions for Windows 95 and Unix. Frank Harrell, University of Virginia.
• Dynamic Systems Estimation Library. A collection of S software functions for time series analysis. Paul Gilbert, Bank of Canada.
• NLME. Software for mixed-effects models. Includes nonlinear models and a function which is similar to PROC MIXED in SAS. José Pinheiro and Douglas Bates, University of Wisconsin.
• NLS2. Splus functions for non-linear regression. Includes modelling of the variance. National Institut of Agronomical Research, France.
• Oswald. Object oriented software for the analysis of longitudinal data in S-plus. Statistics Group, University of Lancaster.
• Qtoolbox. A library of over 250 S-PLUS functions related to quality improvement developed by members of the Quality Improvement Group, CSIRO Division of Mathematics and Statistics, Australia. Although primarily a collection of SPC software, the scope is wider than that normally associated with that three letter acronym. Allan Adolphson, CSIRO.
• StatMod. S-Plus functions for residual analysis and dispersion modelling in generalized linear models, robust frequency estimation etc. Gordon Smyth, Walter and Eliza Hall Institute of Medical Research.
• Time Series Protocol for Application-Database Interface. A standardized protocol for communication between application programs and databases. Includes software for an S-Plus client. Paul Gilbert, Bank of Canada.
• Trellis Graphics. Data sets, scripts and case studies for Trellis Graphics and the corresponding book Visualizing Data by William S. Cleveland. Rick Becker, Bill Cleveland, Linda Clark, Bell Laboratories.
• WaveThresh. Wavelet transformations and inverses. Guy Nason, University of Bristol.