2142 search results for "Map"

Run R in parallel on a Hadoop cluster with AWS in 15 minutes

January 10, 2011
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If you're looking to apply massively parallel resources to an R problem, one of the most time-consuming aspects of the problem might not be the computations themselves, but the task of setting up the cluster in the first place. You can use Amazon Web Services to set up the cluster in the cloud, but even that take some time,...

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R interface to Google Chart Tools

January 10, 2011
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Hans Rosling eat your heart out! It is now possible to interface R statistics software to Google’s Gapminder inspired Chart Tools. The plots below were produced using the googleVis R package and three datasets from the Gapminder website. The first shows the relationship between income, life expectancy and population for 20 countries with the highest ...

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Building a fact-based world view

January 7, 2011
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Building a fact-based world view

Gapminder is an independent foundation based in Stockholm, Sweden. Its mission is “to debunk devastating myths about the world by offering free access to a fact-based world view“. They provide free online tools, data (more than 400 datasets freely available!) and videos “to better understand the changing world“. The initial development of Gapminder was the

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Boris Bikes/Barclays Cycle Hire Average Journey Times

January 6, 2011
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The visualisation above shows the average relative duration of Boris Bikers’ weekday journeys over a 4 month period at hourly intervals. For each time step the average journey time (in seconds) from each docking station has been calculated.This information is interesting because it shows the preference for short journeys around the City of London, whilst ...

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sab-R-metrics: Basics of Vectors and Data Calling

January 6, 2011
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Wednesday, I began a new series called "sab-R-metrics". My hope is that it reduces the frustration that goes along with learning a new programming language and enhances others' ability to perform their own analysis in baseball or other sports. However, these tutorials will hopefully allow you to use these skills in other areas as well. ...

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sab-R-metrics: Basics of Vectors and Data Calling

January 6, 2011
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Wednesday, I began a new series called "sab-R-metrics". My hope is that it reduces the frustration that goes along with learning a new programming language and enhances others' ability to perform their own analysis in baseball or other sports. However, these tutorials will hopefully allow you to use these skills in other areas as well. ...

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Graph gallery in R

January 6, 2011
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Graph gallery in R

R is sometime criticized for producing graphs not as elaborated as Matlab ones, or other softwares’. Here is a link to a graph gallery by Romain François to “enhance your data visualization with R”. The corresponding R code is given. Might be useful for ENSAE students for ‘statap’ projects. Below are four examples. The maps

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Short review of the R book

January 5, 2011
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Short review of the R book

David Scott wrote a review of Introducing Monte Carlo Methods with R in the International Statistical Review that is rather negative, since the main bulk reads as follows: I found some aspects of the book very disappointing. The first chapter (“Basic R Programming”) has some unfortunate mistakes and some statements, which are contentious at least

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My first R package: zipcode

January 5, 2011
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My first R package: zipcode

My first package, zipcode, is now available on CRAN. It contains the CivicSpace database of 43,191 U.S. zip codes.

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Exporting KML from R

January 2, 2011
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Exporting KML from R

Google Earth has become a popular way of disseminating spatial data. KML is the data format required to do this. It is possible to load almost any type of spatial...

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