R News from another blog for R community

Introduction to RcppNT2

Modern CPU processors are built with new, extended instruction sets that optimize for certain operations. A class of these allow for vectorized operations, called Single Instruction / Multiple Data (SIMD)...continue reading.

R Graph Objects: igraph vs. network

While working on new graph functions for my package toaster I had to pick from the R packages that represent graphs. The choice was between network and graph objects from the network and igraph correspondingly – …continue reading.

Water World

I live in Utah, an extremely dry state. Like much of the western United States, Utah is experiencing water stress from increasing demand, episodes of drought, and conflict over water...continue reading.

Population Model Revisited

In a previous post I showed an animated age structure diagram depicting output from a simple population model written in Excel.  Here is another version of that model written in...continue reading.

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