1236 search results for "tutorial"

Plot ROC curve and lift chart in R

December 18, 2009
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Plot ROC curve and lift chart in R

This tutorial with real R code demonstrates how to create a predictive model using cforest (Breiman’s random forests) from the package party, evaluate the predictive model on a separate set of data, and then plot the performance using ROC curves ...

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CRU graph yet again (with R)

December 13, 2009
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CRU graph yet again (with R)

IowaHawk has a excellent article attempting to reproduce the infamous CRU climate graph using OpenOffice: Fables of the Reconstruction. We thought we would show how to produced similarly bad results using R. If the re-constructed technique is close to what was originally done then so many bad moves were taken that you can’t learn much Related posts:

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Advanced SNA with R, via Harvard Political Nets Conference

December 7, 2009
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End of semester madness has begun, so posting will likely be light this week. To keep you busy, David Lazer recently posted the five video series of the Goudreau-Hunter tutorial on social network analysis using R from the 2009 Harvard Political Networks Conference. Each video run about 60 minutes, so these will literally provide hours

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Updated slides for ‘Introduction to HPC with R’ (now with correct URLs)

December 1, 2009
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This is an updated version of yesterday's post with corrected URLs -- by copy-and-pasting I had still referenced the previous slides from UseR! 2009 in Rennes instead of last Friday's slides from the ISM presentation in Tokyo. The presentations page had the correct URLs, and this has been corrected below for this re-post. My apologies! As mentioned yesterday, I spent a few days last week...

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Updated slides for ‘Introduction to HPC with R’ (now with correct URLs)

December 1, 2009
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This is an updated version of yesterday's post with corrected URLs -- by copy-and-pasting I had still referenced the previous slides from UseR! 2009 in Rennes instead of last Friday's slides from the ISM presentation in Tokyo. The presentations page ha...

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Updated slides for ‘Introduction to HPC with R’ (now with correct URLs)

December 1, 2009
By

This is an updated version of yesterday's post with corrected URLs -- by copy-and-pasting I had still referenced the previous slides from UseR! 2009 in Rennes instead of last Friday's slides from the ISM presentation in Tokyo. The presentations page h...

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Back from Tokyo

November 29, 2009
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Just got back from Tokyo a few hours ago: I had an opportunity to give my 'Introduction to High-Performance Computing with R' tutorial / lectures (for which previous slides can be found here). This was an all-day talk at the Institute for Statistical Mathematics at their new site in Tachikawa in the greater Tokyo area, thanks to an invitation by...

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R / Finance 2010 Call for Papers

November 9, 2009
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Jeff sent the following while I had connectivity issues and I hadn't gotten around to posting it here. So without further ado, and given the success of our initial R / Finance 2009 conference about R in Finance, here is the call for papers for next ...

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R / Finance 2010 Call for Papers

November 9, 2009
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Jeff sent the following while I had connectivity issues and I hadn't gotten around to posting it here. So without further ado, and given the success of our initial R / Finance 2009 conference about R in Finance, here is the call for papers for next sp...

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R / Finance 2010 Call for Papers

November 9, 2009
By

Jeff sent the following while I had connectivity issues and I hadn't gotten around to posting it here. So without further ado, and given the success of our initial R / Finance 2009 conference about R in Finance, here is the call for papers for next ...

Read more »