1831 search results for "ggplot2"

Exploring Your Voter File with R

December 12, 2011
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Exploring Your Voter File with R

We perform a voter file analysis for Wake County, NC using R.

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Regression Analysis

December 11, 2011
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Regression Analysis

Regression Analysis ~about Long term data of earthquakes~ 1 Introduction I have attempted gaining a deeper und

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UseR! 2011 slides and videos – on one page

December 11, 2011
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Links to slides and talks from useR 2011 - all organized in one page.Read more »

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Code Optimization: One R Problem, Thirteen Solutions – Now Sixteen!

December 8, 2011
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Code Optimization: One R Problem, Thirteen Solutions – Now Sixteen!

Introduction The old r-wiki optimisation challenge describes a string generation problem which I have bloged about previously both here and here. The Objective To code the most efficient algorithm, using R, to produce a sequence of strings based on a single integer input, e.g.: Solutions One Through Thirteen A variety of different approaches are illustrated on the

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Visualization of Prosper.com’s Loan Data Part I of II – Compare and Contrast with Lending Club

December 6, 2011
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Visualization of Prosper.com’s Loan Data Part I of II – Compare and Contrast with Lending Club

Due to the positive feedback received on this post I thought I would re-create the analysis on another peer-to-peer lending dataset, courtesy of Prosper.com. You can access the Prosper Marketplace data via an API or by simply downloading XML files that are updated nightly http://www.prosper.com/tools/. If you are going to follow the route I took

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Example 9.17: (much) better pairs plots

December 6, 2011
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Example 9.17: (much) better pairs plots

Pairs plots (section 5.1.17) are a useful way of displaying the pairwise relations between variables in a dataset. But the default display is unsatisfactory when the variables aren't all continuous. In this entry, we discuss ways to improve these dis...

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The new visualization package for genome data in Bioconductor: ggbio

December 6, 2011
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The new visualization package for genome data in Bioconductor: ggbio

It’s been a while since I’ve been waiting for the release of a visualization package in Bioconductor. Back in 2008 I was really impressed by the power of GenomeGraphs and I have used it in multiple occasions. Yet from both the Bioconductor Developer Meeting in Heidelberg 2010 and BioC2011 I’ve been waiting for the release of...

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My Favorite Graphs

December 5, 2011
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My Favorite Graphs

The important criterion for a graph is not simply how fast we can see a result; rather it is whether through the use of the graph we can see something that would have been harder to see otherwise or that could not have been seen at all. – William Cleveland, The Elements of Graphing Data, Related posts:

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Vote Compass: visualizing Canadian poll results with R

December 5, 2011
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Vote Compass: visualizing Canadian poll results with R

Vote Compass is an online "electoral literacy application, whose goal is to encourage engagement with and stimulate discussion around the policy platforms of Canada's political parties. In the lead-up to the 2011 Canadian election, Vote Compass collected the results of an on-line 10-minute survey from more than 2 million participants, and used the results to align voters with the...

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The Art of R Programming – my two cents

December 5, 2011
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The Art of R Programming – my two cents

What makes this book different from other books about R is stated clearly by the author Norman Matloff in the introduction: "This book is not a compendium of the myriad types of statistical methods that are available in the wonderful R package. It r...

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