September 2009

Fitting lactation curves/functions in R

September 3, 2009 | Gregor Gorjanc

It is quite some time ago since I wrote a set of lactation curves/functions in R. I put those functions in the animSci package. However, the package is in a mess for quite some time now - I was adding some new functions, but did not have time to ... [Read more...]

R capable version of ant

September 2, 2009 | romain francois

ant is an amazing build tool. I have been using ant for some time to build the java code that lives inside the src directories of my R packages, see this post for example. The drawbacks of this approach are : that it assumes ant is available on... [Read more...]

Tip: get java home from R with rJava

September 2, 2009 | romain francois

Assuming rJava is installed and works, it is possible to take advantage of its magic to get the path where java is installed: $ Rscript --default-packages="methods,rJava" -e ".jinit(); .jcall( 'java/lang/System', 'S', 'getProperty', 'java.home' )... [Read more...]

Analysis of Variance

September 1, 2009 | rtutor.chiyau

In an experiment study, various treatments are applied to test subjects and the response data is gathered for analysis. A critical tool for carrying out the analysis is the Analysis of Variance (ANOVA). It enables a researcher to differentiate treatm... [Read more...]
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