Author: Luke Miller
-
Converting MATLAB and R date and time values
For some unknown reason, MATLAB codes its date/time values as the number of elapsed days starting from January 1 in the year 0000. R uses the equally arbitrary, but much more widespread POSIX/Unix epoch as a reference for time keeping, so that R’s POSIX time values are stored internally as the elapsed seconds since 00:00…
-
Accessing NOAA tide data with R
Here’s some R code that can be used to download archived tide height data from NOAA’s CO-OPS OPeNDAP server. The code makes use of RCurl to send a URL query to the server, and then splits apart the resulting data into a data frame.
-
Book Review: Mixed Effects Models and Extensions in Ecology with R
A brief review of Zuur et al.’s book “Mixed Effects Models and Extensions in Ecology with R”.
-
Time lapse of fall 2010
The video above is a series of photos, taken around 8am daily between Oct 10, 2010 and Jan 1, 2011. The view is of the backyard of my current abode. Taken with a Canon 5D (try the HD version on youtube), 35/1.4, Av mode at f/8, ISO 200. My ocean view, such as it is,…
-
Book Review: A Beginner’s Guide to R
A review of Zuur et al.’s “A Beginner’s Guide to R”. This book quickly and efficiently introduces you to the peculiarities of the R programming language so that you can soon move on to what you actually want to use R for.
-
Book Review: R in a Nutshell
A brief review of R in a Nutshell by Joseph Adler. This book continues to serve as a useful reference that sits on my desk next to my computer, waiting to tell me the name of that command I’ve just forgotten.
-
Book Review: Practical Computing For Biologists
The book Practical Computing for Biologists aims to teach you all of those little tidbits about using computers that they never find the time to expose you to in graduate school.
-
R 2.12.0 and Eclipse with StatET installation
A while back I outlined the setup process for running R under the Eclipse integrated development environment with the help of WalWare.de’s StatET plugin for Eclipse, in Windows 7. This post is an update on that procedure for the newer versions of each of the programs now available. Specifically, this information pertains to an installation…
-
Sorting out Sweave in Eclipse/StatET
Using Sweave to produce pretty-looking documentation for R is awfully handy. It takes a little tweaking to get set up in Eclipse and StatET though. I followed the information in Jeromy Anglim’s webpage to originally get Sweave set up. The following is my experience getting it working with Eclipse 3.5, StatET 0.9.1.b201011060900E35sw, Sweave Add-on for…