Archive for January 2011

Statistical Computing and Graphics Newsletter

The new issue (Vol. 21, No. 2) is out now. Featured articles are: barNest: Illustrating nested summary measures by Jim Lemon and Ofir Levy You say “graph invariant,” I say “test statistic” by Carey E. Priebe, Glen A. Coppersmith and Andrey Rukhin Computation in Large-Scale Scientific and Internet Data Applications is a Focus of MMDS 2010 […]

Data Analysis of Yesteryear

It is not too often that a book is published that integrates data analytical methodology and the illustration of the appropriate use of specific tools. When Henk pointed me to the just released “Data Analysis with Open Source Tools” by Philipp Janert, the excitement was big, but it evaporated as soon as I read through […]

Mondrian Version 1.2 released

The new version (1.2) of Mondrian adds the following (significant) features: Scatterplotsmoother now includes “principle curves“, which are one of the nonlinear generalizations of principal components. All smoothers can be plotted for subgroups, which have a color assigned, “smoother by colors“. The color scheme has been refined once again, to make use of colors as […]