# Posts Tagged ‘ visualization ’

## How Misinformed are Tea Party Protesters About Tax Policy?

March 25, 2010
By
$How Misinformed are Tea Party Protesters About Tax Policy?$

For those of you used to reading about international relations, I apologize for the following brief foray into American politics. It appears that the American Enterprise Institute and David Frum have decided to (abruptly) part ways. Before David left, however, he and his team of interns provided some interesting statistical insight into the

## Video: ggplot2 Creator Hadley Wickham’s Short Course on Data Visualization Using R

March 23, 2010
By

Hadley Wickham, creator of ggplot2, has posted a 2 hour video on data visualization using R. You can find links to the videos and slides over at Revolutions Blog. Check back here soon. I am working with Hadley to arrange a day-long ggplot2 short cours...

## Create annotated GWAS manhattan plots using ggplot2 in R

March 18, 2010
By

A few months ago I showed you in this post how to use some code I wrote to produce manhattan plots in R using ggplot2. The qqman() function I described in the previous post actually calls another function, manhattan(), which has a few options you can s...

## Happy Anniversary NYC R Meetup

March 12, 2010
By

Today is the one year anniversary of the NYC R Statistical Meetup. Starting as a small group meeting in a crowded conference room, Josh Reich established the meetup as the premiere gathering of data geeks in the tri-state area. Over the past year we have had 10 meetups, and two more upcoming on the

## Arrange multiple ggplot2 plots in the same image window

March 3, 2010
By

In a previous tutorial I showed you how to create plots faceted by the level of a third variable using ggplot2. A commenter asked about using faceted plots and viewports and reminded me of this function I found in the ggplot2 Google group. The arrange function below is similar to using par(mfrow=c(r,c)) in base graphics to put more than...

## Nutritional supplements efficacy score – Graphing plots of current studies results (using R)

February 25, 2010
By

In this post I showcase a nice bar-plot and a balloon-plot listing recommended Nutritional supplements , according to how much evidence exists for thier benefits, scroll down to see it(and click here for the data behind it) * * * * The gorgeous blog “Information Is Beautiful” recently publish an eye candy post showing a “balloon race” image...

## Happy Birthday GGD! The 10 Most Popular Posts Since GGD’s Launch

February 23, 2010
By

The first post on Getting Genetics Done was one year ago today. To celebrate, here are the top 10 most viewed posts since GGD launched last year. Incidentally, nine of the ten are tutorials on how to do something in R. Thanks to all the readers and all...

## LocusZoom: Plot regional association results from GWAS

February 10, 2010
By

Update Friday, May 14, 2010: See this newer post on LocusZoom. If you caught Cristen Willer's seminar here a few weeks ago you saw several beautiful figures in the style of a manhattan plot, but zoomed in around a region of interest, with several ot...

## Spatial Analytics in R Video

February 8, 2010
By

The video from John Myles White’s outstanding introductory talk on spatial analysis with R to the NYC R Statistical Meetup is now available in the R video repository, and is also embedded after the jump. I would like to thank John for this fantastic talk, and for those interested the slides from this talk have also been

## What Countries are ‘Pulling their Weight’ for Haiti?

January 26, 2010
By

Using the data provided ReliefWeb on the Appeals and Funding to Haiti (h/t DataBlog) and the most recent GNP estimates, I decided to do a little “back of the envelope” analysis. With GNP as a proxy for a country’s wealth, the hypothesis is that pledges should roughly be a linear function of wealth, i.e., the