Blog Archives

Book Review: R Object-oriented Programming

November 30, 2014
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Book Review: R Object-oriented Programming

Recently, Packt Publishing publish the book R Object-oriented Programming. The eleven chapter book covers from basic data types in R to a more advanced method such as simulation and writing functions.  Different data types (i.e. integer, character...

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Scatter Plot Matrices in R

November 13, 2014
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Scatter Plot Matrices in R

One of our graduate student ask me on how he can check for correlated variables on his dataset. Using R, his problem can be done is three (3) ways. First, he can use the cor function of the stat package to calculate correlation coefficient between vari...

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Book Review: Bioinformatics with R Cookbook

August 9, 2014
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Book Review: Bioinformatics with R Cookbook

(This article was first published on Data Analysis and Visualization in R, and kindly contributed to R-bloggers) The book BioInformaticswith R Cookbook is a 340 pages book published by PACKT publishing last June. The book is intended for individuals working on the areas of biology and genetics. Most of the techniques and type of analysis (i.e. sequence, protein structure,...

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Creating Inset Map with ggplot2

June 14, 2014
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Creating Inset Map with ggplot2

According to wiki.GIS.com one of the reason for using inset map is to provide a reference for an area for unfamiliar readers.  Inset map is also considered a great asset for cartographers.  Most of the GIS software available in the market hav...

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