1831 search results for "ggplot2"

RStudio is RStupendous

September 3, 2012
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I am a sucker for beautiful applications (like the ggplot2 web tool mentioned here). The latest R-related application to catch my eye is RStudio. RStudio™ is a free and open source integrated development environment (IDE) for R. You can run it on your desktop (Windows, Mac, or Linux) or even over the web using RStudio

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Discrete colors in ggplot

September 1, 2012
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Discrete colors in ggplot

Have you ever wanted an easy way to generate continuous color pallettes for a discrete factor? I came across a question over on Stackoverflow about how add color to a ggplot figure. I often find myself with lot’s of categories that are discrete when I want a continuous color plot. This can be achieved by writing a quick...

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Getting data on your government

September 1, 2012
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Getting data on your government

I created an R package a while back to interact with some APIs that serve up data on what our elected represenatives are up to, including the New York Times Congress API, and the Sunlight Labs API. What kinds of things can you do with govdat? Here ...

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Visually weighted regression in R (à la Solomon Hsiang)

August 30, 2012
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Visually weighted regression in R (à la Solomon Hsiang)

, and also the discussions on the Statistical Modeling, Causal

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Setting Up the Development Version of R

August 28, 2012
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My coworkers at Fred Hutchinson regularly use the development version of R (i.e., R-devel) and have urged me to do the same. This post details how I have set up the development version of R on our Linux server, which I use remotely because it is much faster than my Mac. First, I downloaded the R-devel source into ~/local/, which...

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Horizon plots with ggplot (not)

August 27, 2012
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Horizon plots with ggplot (not)

The Timely Portfolio blog via R-bloggers has recently published some interesting entries about the value of horizon plots for visual comparison of a number of time series. Very nice it looks too. You can read more about them here. The trick to understanding them is to imagine that each row was orginally a line chart

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A Chlorpleth Map of Free and Reduced Price Lunch in R

August 26, 2012
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A Chlorpleth Map of Free and Reduced Price Lunch in R

Charles Blow has an excellent op-ed in the New York Times about public education this week. The most important point he makes is that the defunding of public education is coming at precisely the time when American school children are most vulnerable:No...

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Why R for Mass Spectrometrist and Computational Proteomics

August 25, 2012
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Why R for Mass Spectrometrist and Computational Proteomics

Why R:Actually, It is a common practice the integration of the statistical analysis of the resulted data and in silico predictions of the data generated in your manuscript and your daily research. Mass spectrometrist, biologist and bioinformaticians c...

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Finding the Best Subset of a GAM using Tabu Search and Visualizing It in R

August 24, 2012
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Finding the Best Subset of a GAM using Tabu Search and Visualizing It in R

Finding the best subset of variables for a regression is a very common task in statistics and machine learning. There are statistical methods based on asymptotic normal theory that can help you decide whether to add or remove a variable at a time. The ...

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2014 Winter Olympics: Home Court Advantage – Russia

August 22, 2012
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2014 Winter Olympics: Home Court Advantage – Russia

"Russia is a riddle wrapped in a mystery inside an enigma."  -- Winston Churchill, radio address in 1939 A couple of weeks ago, Graph of the Week published an article describing the significant improvement in medals won by the host...

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