2006 search results for "MAP"

Testing Multiple Linear Restrictions in R

March 3, 2011
By
Testing Multiple Linear Restrictions in R

This video shows a couple of things:1. How to test (multiple) linear restrictions in R.2. How to install a package in R. Here is the code I use in the video (with some extra comments).Here is the data set that I use in the video.

Read more »

R Video Tutorial for Spatial Statistics

March 2, 2011
By

Welcome everybody, this is a video tutorial that will try to teach you how to use R for spatial statistics and interpolation. I’m a PhD student in soil science and in particular my project is about digital soil mapping. During my work I often use R particularly for geostatstical interpolation. ...

Read more »

R Video Tutorial for Spatial Statistics

March 2, 2011
By

Welcome everybody, this is a video tutorial that will try to teach you how to use R for spatial statistics and interpolation. I’m a PhD student in soil science and in particular my project is about digital soil mapping. During my work I often use R particularly for geostatstical interpolation. ...

Read more »

The easiest way to get UTR sequence

March 2, 2011
By

I just figure out the way to query UTR sequence from ensembl by biomart tool.It is very simple compare with using bioperl to parse gbk file to extract UTR sequence.Read More: 232 Words Totally

Read more »

The easiest way to get UTR sequence

March 2, 2011
By

I just figure out the way to query UTR sequences from ensembl by biomart tool.It is very simple compared with using bioperl to parse gbk files to extract UTR sequences.Read More: 236 Words Totally

Read more »

Review of R Graphs Cookbook

March 1, 2011
By

The kind people at Packt Publishing recently asked me to review one of their newest R books: the R Graphs Cookbook. In general, I think pretty highly of the book: it provides a nice overview of the basic tools for visualizing data in R. If you’re just getting started with creating graphs in R, this

Read more »

Extracting sea surface temperatures from NOAA’s OISSTv2

March 1, 2011
By

NOAA’s Physical Sciences Division produces a global map of weekly averaged sea surface temperatures, derived from satellite sources. The data can be found at http://www.esrl.noaa.gov/psd/data/gridded/data.noaa.oisst.v2.html. I’ve put togeth...

Read more »

How Does R Deal with Categorical Explanatory Variables?

March 1, 2011
By
How Does R Deal with Categorical Explanatory Variables?

Here's a video tutorial where I demonstrate an answer to this question.This video is designed to instill a baseline level of practical knowledge. There is more to how R treats factors in regression models. An interested reader should Google "R contra...

Read more »

Data from last post

March 1, 2011
By
Data from last post

Posting the code I used in the last post wasn't that useful unless I also posted the data set. Here's the data. These are made up data, but it is a nice data set for illustrating how to conduct a regression. Enjoy!

Read more »

Running a Regression in R

February 28, 2011
By
Running a Regression in R

I created another video tutorial on R. This time, I discuss R's lm() command and how to use it for a variety of standard applications.Here is the code that goes with the video:Enjoy!

Read more »