S-PLUS

Infobox_Software
name = S-PLUS



caption =
developer = Insightful Corp.
latest_release_version = 8.0
latest_release_date = 2007
operating_system = Windows, Unix/Linux
genre = statistical package
license = proprietary
website = [http://www.insightful.com/products/splus/default.asp S-PLUS]

S-PLUS is a commercial advanced statistics package sold by Insightful Corporation. It is a commercial implementation of the S programming language.

It features object-oriented programming capabilities and advanced analytical algorithms.

In June 2008, Insightful announced their acquisition by TIBCO. [ [http://www.tibco.com/company/news/releases/2008/press913.jsp TIBCO announces agreement to acquire Insightful Corporation] ]

Historical timeline

1988: S-PLUS is first produced by a Seattle-based start-up company called Statistical Sciences, Inc. The founder and sole owner is R. Douglas Martin, professor of statistics at the University of Washington, Seattle.

1993: Statistical Sciences acquires the exclusive license to distribute S and merges with MathSoft, becoming the firm's Data Analysis Products Division (DAPD).

1995: S-PLUS 3.3 for Windows 95/NT. Matrix library, command history, Trellis graphics

1996: S-PLUS 3.4 for UNIX. Trellis graphics, nlme library, hexagonal binning, cluster methods.

1997: S-PLUS 4 for Windows. New GUI, integration with Excel, editable graphics.

1998: S-PLUS 4.5 for Windows. Scatterplot brushing, create S-PLUS graphs from within Excel & SPSS.

1998: S-PLUS is available for Linux & Solaris.

1999: S-PLUS 5 for Solaris, Linux, HP-UX, IBM AIX, SGI Irix, and DEC Alpha. S-PLUS 2000 for Windows. nlme 3.3, quality control charting, new commands for data manipulation.

2000: S-PLUS 6 for Linux/UNIX. Java-based GUI, Graphlets, survival5, missing data library, robust library.

2001: MathSoft sells its Cambridge-based Engineering and Education Products Division (EEPD), changes name to Insightful Corporation, and moves headquarters to Seattle. This move is basically an "Undo" of the previous merger between MathSoft and Statistical Sciences, Inc.

2001: S-PLUS Analytic Server 2.0. S-PLUS 6 for Windows (Excel integration, C++ classes/libraries for connectivity, Graphlets, S version 4, missing data library, robust library).

2002: StatServer 6. Student edition of S-PLUS now free.

2003: S-PLUS 6.2 New reporting, database integration, improved Graphlets, ported to AIX, libraries for correlated data, Bayesian methods, multivariate regressions.

2004: Insightful purchases the S language from Lucent Technologies for $2 million.

2004: S+ArrayAnalyzer 2.0 released.

2005: S-PLUS 7.0 released. BigData library for working with larger-than-memory data sets, S-PLUS Workbench (Eclipse development tool). Insightful Miner 7.0 released.

2007: S-PLUS 8 released. New package system, language extensions for R package compatibility, Workbench debugger. () 20:51, 8 October 2008 (UTC)

Additional functionality

S-PLUS users can also install additional modules which extend the functionality of S-PLUS with regard to specific applications. These are code libraries which are also developed by the Insightful Corporation and which can be executed directly.
S+ArrayAnalyzer: Microarray analysis

S+FinMetrics: financial econometrics

S+NuOPT: large-scale constrained optimization

S+SeqTrial: Clinical trial design and analysis

S+SpatialStats: analysis of spatial data

S+Wavelets: wavelet and signal series analysis

FAME S+Connector: integration module for S-PLUS and FAME

S+EnvironmentalStats: environmental statistics

ee also

*R programming language

External links

* [http://www.insightful.com/products/splus/default.asp S-PLUS homepage]

References