Sun, 02 Sep 2012

Package corpcor updated to version 1.6.4 with previous version 1.6.3 dated 2012-05-09

Title: Efficient Estimation of Covariance and (Partial) Correlation
Description: This package implements a James-Stein-type shrinkage estimator for the covariance matrix, with separate shrinkage for variances and correlations. The details of the method are explained in Sch\"afer and Strimmer (2005) and Opgen-Rhein and Strimmer (2007). The approach is both computationally as well as statistically very efficient, it is applicable to "small n, large p" data, and always returns a positive definite and well-conditioned covariance matrix. In addition to inferring the covariance matrix the package also provides shrinkage estimators for partial correlations and partial variances. The inverse of the covariance and correlation matrix can be efficiently computed, as well as any arbitrary power of the shrinkage correlation matrix. Furthermore, functions are available for fast singular value decomposition, for computing the pseudoinverse, and for checking the rank and positive definiteness of a matrix.
Author: Juliane Sch\"afer, Rainer Opgen-Rhein, Verena Zuber, Miika Ahdesm\"aki, A. Pedro Duarte Silva, and Korbinian Strimmer.
Maintainer: Korbinian Strimmer

Diff between corpcor versions 1.6.3 dated 2012-05-09 and 1.6.4 dated 2012-09-02

 DESCRIPTION          |    8 ++++----
 MD5                  |    6 +++---
 NEWS                 |    5 +++++
 R/shrink.intensity.R |    4 ++--
 4 files changed, 14 insertions(+), 9 deletions(-)

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Package pso updated to version 1.0.3 with previous version 1.0.2 dated 2012-08-24

Title: Particle Swarm Optimization
Description: The package provides an implementation of PSO consistent with the standard PSO 2007/2011 by Maurice Clerc et al. Additionally a number of ancillary routines are provided for easy testing and graphics.
Author: Claus Bendtsen .
Maintainer: Claus Bendtsen

Diff between pso versions 1.0.2 dated 2012-08-24 and 1.0.3 dated 2012-09-02

 DESCRIPTION        |   14 ++++++------
 MD5                |    8 +++----
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 man/pso-package.Rd |   20 +++++++++---------
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 5 files changed, 85 insertions(+), 32 deletions(-)

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Package proxy updated to version 0.4-9 with previous version 0.4-8 dated 2012-08-24

Title: Distance and Similarity Measures
Description: Provides an extensible framework for the efficient calculation of auto- and cross-proximities, along with implementations of the most popular ones.
Author: David Meyer and Christian Buchta
Maintainer: David Meyer

Diff between proxy versions 0.4-8 dated 2012-08-24 and 0.4-9 dated 2012-09-02

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 MD5                   |   10 +++++-----
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 6 files changed, 39 insertions(+), 24 deletions(-)

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Package sets updated to version 1.0-11 with previous version 1.0-10 dated 2012-08-27

Title: Sets, Generalized Sets, Customizable Sets and Intervals
Description: Data structures and basic operations for ordinary sets, generalizations such as fuzzy sets, multisets, and fuzzy multisets, customizable sets, and intervals.
Author: David Meyer [aut, cre], Kurt Hornik [aut], Christian Buchta [ctb]
Maintainer: David Meyer

Diff between sets versions 1.0-10 dated 2012-08-27 and 1.0-11 dated 2012-09-02

 DESCRIPTION       |   16 ++++++++++------
 MD5               |   12 ++++++------
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 7 files changed, 24 insertions(+), 17 deletions(-)

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Package KoNLP updated to version 0.75 with previous version 0.73 dated 2012-07-04

Title: Korean NLP Package
Description: Korean language processing package. Morphological analyzer, POS tagger, Keystroke converter, Hangul automata...
Author: Heewon Jeon
Maintainer: Heewon Jeon

Diff between KoNLP versions 0.73 dated 2012-07-04 and 0.75 dated 2012-09-02

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Package raster updated to version 2.0-12 with previous version 2.0-08 dated 2012-06-28

Title: Geographic analysis and modeling with raster data
Description: Reading, writing, manipulating, analyzing and modeling of gridded spatial data. The package implements basic and high-level functions and processing of very large files is supported.
Author: Robert J. Hijmans & Jacob van Etten
Maintainer: Robert J. Hijmans

Diff between raster versions 2.0-08 dated 2012-06-28 and 2.0-12 dated 2012-09-02

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More information about raster at CRAN
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Package norm updated to version 1.0-9.3 with previous version 1.0-9.2 dated 2010-04-29

Title: Analysis of multivariate normal datasets with missing values
Description: Analysis of multivariate normal datasets with missing values
Author: Ported to R by Alvaro A. Novo . Original by Joseph L. Schafer .
Maintainer: John Fox

Diff between norm versions 1.0-9.2 dated 2010-04-29 and 1.0-9.3 dated 2012-09-02

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More information about norm at CRAN
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