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Hi, I have similarity value between string pairs in a mysql database. I need to construct the distance matrix which hclust can take and cluster the strings. Most of the examples I came across show how to construct the distance matrix using dist function. How can I code to construct distance matrix using the data in mysql db. Thanks a lot for any help. [[alternative HTML version deleted]]

Hi, I am using RInside for one of the applications that I'm using. The error that occured is as follows. When I use R.parseEval("xyz") if the parse fails then the mb_m is not cleared and hence all subsequent calls to R.parseEval fail. example: when R.parseEval("stringConcatfactoryrandom") is executed the R instance looks like this (gdb) p R $7 = (RInside &)

Hi, What is the difference between the R installation from source and the R installation from ubuntu repositories. Specifically when I install R-3.1.1 on ubuntu 14.04 from sources ldflags and CXXFLAGS are different that those from the installation from a repo. Installation from sources: R CMD config --ldflags -Wl,--export-dynamic -fopenmp -L/home/prana/prana_R/third-party/install/lib/R/lib