References In my recent projects, I had the opportunity to work with the professor Raphaël Proulx who introduced me to several metrics commonly used in landscape ecology for quantifying image texture. In order to make my life easier, I decided to implement them as a R package. At this ... [Read more...]

[This article was first published on Just Another R Blog, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your [Read more...]

Just another R blog has beed added to r-bloggers!In a paper, to be soon published in Conservation Biology and entitle Googling trends in conservation biology, we developed a package named GTrendsR that provides an interface for retrieving and displaying the information returned online by Google Trends in R. Whereas ... [Read more...]

as.character() is your friendas.character() is your friend Sometimes when you open a data file (lets say a .csv), variables will be recognized as factor whereas it should be numeric. It is therefore tempting to simply convert the variable to numeric using as.numeric(). Big mistake! If you use ... [Read more...]

[This article was first published on Just Another R Blog, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your [Read more...]

[This article was first published on Just Another R Blog, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your [Read more...]

[This article was first published on Just Another R Blog, and kindly contributed to R-bloggers]. (You can report issue about the content on this page here) Want to share your [Read more...]

New year, new resolutions. This year, as a personal challenge, I decided to create a blog where I could share (and also receive) some tricks and tips about R programming language. The main motivation behind this blog is to learn how to use Knitr (http://yihui.name/knitr/). While I'm ... [Read more...]

This post was written by Phil. A medical company is testing a cancer drug. They get a 16 genetically identical (or nearly identical) rats that all have the same kind of tumor, give 8 of them the drug and leave 8 untreated…or maybe they give them a placebo, I don’t know; ... [Read more...]

I use R for just about everything, including exploratory data analysis and graphics. The only other package with which I have any familiarity is Mathematica. I've been generally satisfied with R graphics, although there are things that I alway... [Read more...]