Package Update Roundup: Jun 2009

This is a list of new or updated packages that were released for R in June, as announced on the r-packages mailing list. To include other updates on this list, please email David Smith. For a complete list of all updates on CRAN, see the CRANberries archive for June 2009. 

deSolve, a package to solve initial value problems of differential equations, has been updated with improved functionality, performance, and documentation.

metafor, a new package for meta-analysis, for has been released.

JM, a package for joint modelling of longitudinal and time-to-event data, has been updated with support for additional models and diagnostics.

plyr, a fast, memory-efficient, and consistent set of tools for processing subsegments of massive data structures, has been updated with bug fixes and improved functionality.

rimage, an image processing module for R, has been updated to work with the latest versions of R. Until a maintainer can be found, this packages is orphaned.

RHIPE, an integration between R and Hadoop for implementing map-reduce algorithms, has been updated. Red Hat 8 AMIs are available to test this functionality on Amazon's EC2 service.

RImageJ, a new package that provides the image processing and analysis tools of ImageJ to R, has been released.

RODBC, a package linking R to databases on Windows and other platforms supporting ODBC, has been updated with bug fixes and improved documentation.

WriteXLS, a package that creates Excel spreadsheets from data frames, has been updated to fix the order in which data frames appear in the spreadsheet and to support encoding schemes.

Comments

[Jon Baron]

One way to find more information about packages is
http://finzi.psych.upenn.edu