Mon, 09 Aug 2010

Package textcat updated to version 0.0-5 with previous version 0.0-4 dated 2010-07-26

Title: N-Gram Based Text Categorization
Description: Text categorization based on n-grams
Author: Kurt Hornik, Johannes Rauch, Christian Buchta, Ingo Feinerer
Maintainer: Kurt Hornik

Diff between textcat versions 0.0-4 dated 2010-07-26 and 0.0-5 dated 2010-08-09

 DESCRIPTION   |    6 +++---
 R/sysdata.rda |binary
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Package RQuantLib updated to version 0.3.4 with previous version 0.3.3 dated 2010-08-04

Title: R interface to the QuantLib library
Description: The RQuantLib package makes parts of QuantLib visible to the R user. Currently a number option pricing functions are included, both vanilla and exotic, as well as a broad range of fixed-income functions, as well a general calendaring and holiday utilities. Further software contributions are welcome. The QuantLib project aims to provide a comprehensive software framework for quantitative finance. The goal is to provide a standard open source library for quantitative analysis, modeling, trading, and risk management of financial assets. The Windows binary version is self-contained and does not require a QuantLib (or Boost) installation. RQuantLib uses the Rcpp R/C++ interface class library. See the Rcpp package on CRAN (or R-Forge) for more information on Rcpp. Note that while RQuantLib's code is licensed under the GPL (v2 or later), QuantLib itself is released under a somewhat less restrictive Open Source license (see QuantLib-License.txt).
Author: Dirk Eddelbuettel and Khanh Nguyen
Maintainer: Dirk Eddelbuettel

Diff between RQuantLib versions 0.3.3 dated 2010-08-04 and 0.3.4 dated 2010-08-09

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Package lmomco updated to version 1.0.1 with previous version 0.97.4 dated 2009-10-28

Title: L-moments, Trimmed L-moments, L-comoments, and Many Distributions
Description: The package implements the statistical theory of L-moments including L-moment estimation, probability-weighted moment estimation, parameter estimation for numerous familiar and not-so-familiar distributions, and L-moment estimation for the same distributions from the parameters. L-moments are derived from the expectations of order statistics and are linear with respect to the probability- weighted moments. L-moments are directly analogous to the well-known product moments; however, L-moments have many advantages including unbiasedness, robustness, and consistency with respect to the product moments. This package is oriented around the FORTRAN algorithms of J.R.M. Hosking, and the nomenclature for many of the functions parallels that of the Hosking library. However, numerous extensions are made to aid in expand of the breadth and ease of L-moment application. Much theoretical extension of L-moment theory has occurred in recent years, including extension of L-moments into right-tail censoring conditions by censoring threshold and by indicator variable. Extension to left-tail censoring is readily made by variable flipping, treatment as right-tail censored, and back-flipping (re-transformation). E.A.H. Elamir and A.H. Seheult have developed the trimmed L-moments, which are implemented in this package. Further, developments by Robert Serfling and Peng Xiao have extended L-moments into multivariate space; the so-called sample L-comoments are implemented here. The supported distributions with moment type shown as L (L-moments) or TL (trimmed L-moments) and additional support for right-tail censoring ([RC]) include: Cauchy(TL), Exponential(L), Gamma(L), Generalized Extreme Value(L), Generalized Lambda(L & TL), Generalized Logistic (L), Generalized Normal(L), Generalized Pareto(L[RC] & TL), Gumbel(L), Normal(L), Kappa(L), Pearson Type III(L), Rayleigh(L), Reverse Gumbel(L[RC]), Wakeby(L), and Weibull(L).
Author: William H. Asquith
Maintainer: William H. Asquith

Diff between lmomco versions 0.97.4 dated 2009-10-28 and 1.0.1 dated 2010-08-09

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Package TeachingDemos updated to version 2.7 with previous version 2.6 dated 2010-03-04

Title: Demonstrations for teaching and learning
Description: This package is a set of demonstration functions that can be used in a classroom to demonstrate statistical concepts, or on your own to better understand the concepts or the programming.
Author: Greg Snow
Maintainer: Greg Snow

Diff between TeachingDemos versions 2.6 dated 2010-03-04 and 2.7 dated 2010-08-09

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Package unbalhaar updated to version 2.0 with previous version 1.0 dated 2006-07-27

Title: Function estimation via Unbalanced Haar wavelets
Description: The package implements top-down and bottom-up algorithms for nonparametric function estimation in Gaussian noise using Unbalanced Haar wavelets.
Author: Piotr Fryzlewicz
Maintainer: Piotr Fryzlewicz

Diff between unbalhaar versions 1.0 dated 2006-07-27 and 2.0 dated 2010-08-09

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Package evir updated to version 1.7 with previous version 1.6 dated 2008-07-17

Title: Extreme Values in R
Description: Functions for extreme value theory, which may be divided into the following groups; exploratory data analysis, block maxima, peaks over thresholds (univariate and bivariate), point processes, gev/gpd distributions.
Author: S original (EVIS) by Alexander McNeil , R port by Alec Stephenson .
Maintainer: Bernhard Pfaff

Diff between evir versions 1.6 dated 2008-07-17 and 1.7 dated 2010-08-09

 DESCRIPTION |   25 +++++++++++++------------
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Package SQUAREM updated to version 2010.8-2 with previous version 2010.8-1 dated 2010-08-08

Title: Squared extrapolation methods for accelerating fixed-point iterations
Description: Algorithms for accelerating the convergence of slow, monotone sequences from smooth, contraction mapping such as the EM algorithm. It can be used to accelerate any smooth, linearly convergent acceleration scheme. A tutorial style introduction to this package is available in a vignette on the CRAN download page or, when the package is loaded in an R session, with vignette("SQUAREM").
Author: Ravi Varadhan
Maintainer: Ravi Varadhan and Paul Gilbert

Diff between SQUAREM versions 2010.8-1 dated 2010-08-08 and 2010.8-2 dated 2010-08-09

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Package laeken updated to version 0.1.2 with previous version 0.1.1 dated 2010-06-23

Title: Laeken indicators for measuring social cohesion
Description: Calculate Laeken indicators for measuring social cohesion and apply Pareto tail modeling to empirical income distributions (including graphical tools).
Author: Andreas Alfons, Josef Holzer and Matthias Templ
Maintainer: Andreas Alfons

Diff between laeken versions 0.1.1 dated 2010-06-23 and 0.1.2 dated 2010-08-09

 DESCRIPTION           |    8 ++++----
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New package magma with initial version 0.2.1-1
Package: magma
Title: Matrix Algebra on GPU and Multicore Arcitectures
Version: 0.2.1-1
Date: 2010-08-09
Author: Brian J Smith
Maintainer: Brian J Smith
Depends: R (>= 2.10.0), methods
SystemRequirements: nVidia CUDA toolkit (>= release 3.0), LAPACK shared library, MAGMA shared libraries (== release 0.2)
Description: Magma matrix classes and methods for parallel processing of matrix algebra operations. Operations are performed with algorithms developed by the MAGMA research project. MAGMA aims to acheive the fastest possible linear algebra libraries on hybrid mutlicore CPU and GPU architectures by exploiting their massive parallelism and minimizeing communication latencies.
URL: http://icl.cs.utk.edu/magma
License: GPL (>= 2)
Packaged: 2010-08-09 14:22:20 UTC; bjsmith
Repository: CRAN
Date/Publication: 2010-08-09 14:49:28

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Package delftfews updated to version 0.3-19 with previous version 0.1-0 dated 2010-07-09

Title: delftfews R extensions
Description: a collection of timeseries sets handling functions used here at work (Nelen en Schuurmans), initially for the Lizard Scripter.
Author: Mario Frasca , Mich{\` e}l van Leeuwen
Maintainer: Mario Frasca

Diff between delftfews versions 0.1-0 dated 2010-07-09 and 0.3-19 dated 2010-08-09

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Package constrainedKriging updated to version 0.1.1 with previous version 0.1.0 dated 2010-07-29

Title: Constrained, covariance-matching constrained and universal point or block kriging
Description: The constrainedKriging package provides functions for efficient computations of nonlinear spatial predictions with local change of support. The package supplies functions for tow-dimensional spatial interpolation by constrained, covariance-matching constrained and universal (external drift) kriging for points or block of any shape for data with a nonstationary mean function and an isotropic weakly stationary variogram. The linear spatial interpolation methods, constrained and covariance-matching constrained kriging, provide approximately unbiased prediction for nonlinear target values under change of support. The constrainedKriging package extends the range of geostatistical tools available in R and provides a veritable alternative to conditional simulation for nonlinear spatial prediction problems with local change of support.
Author: Christoph Hofer
Maintainer: Christoph Hofer

Diff between constrainedKriging versions 0.1.0 dated 2010-07-29 and 0.1.1 dated 2010-08-09

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Package caret updated to version 4.49 with previous version 4.48 dated 2010-08-08

Title: Classification and Regression Training
Description: Misc functions for training and plotting classification and regression models
Author: Max Kuhn. Contributions from Jed Wing, Steve Weston, Andre Williams, Chris Keefer and Allan Engelhardt
Maintainer: Max Kuhn

Diff between caret versions 4.48 dated 2010-08-08 and 4.49 dated 2010-08-09

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Package PHYLOGR updated to version 1.0.7 with previous version 1.0.6 dated 2007-10-09

Title: Functions for phylogenetically based statistical analyses
Description: Manipulation and analysis of phylogenetically simulated data sets and phylogenetically based analyses using GLS.
Author: Ramon Diaz-Uriarte and Theodore Garland, Jr ,
Maintainer: Ramon Diaz-Uriarte

Diff between PHYLOGR versions 1.0.6 dated 2007-10-09 and 1.0.7 dated 2010-08-09

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Package HiddenMarkov updated to version 1.4-0 with previous version 1.3-2 dated 2010-07-30

Title: Hidden Markov Models
Description: Contains functions for the analysis of Discrete Time Hidden Markov Models, Markov Modulated GLMs and the Markov Modulated Poisson Process. It includes functions for simulation, parameter estimation, and the Viterbi algorithm. See the topic "HiddenMarkov" for an introduction to the package, and "Changes" for a list of recent changes. The algorithms are based of those of Walter Zucchini.
Author: David Harte
Maintainer: David Harte

Diff between HiddenMarkov versions 1.3-2 dated 2010-07-30 and 1.4-0 dated 2010-08-09

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