2183 search results for "MAP"

Choropleth tutorial and regression coefficient plots

February 21, 2011
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Choropleth tutorial and regression coefficient plots

About two weeks ago, I gave short talk at Duke, wherein I presented a brief tutorial on creating choropleth maps in R using ggplot2. Since the code is already written, and the data and shapefiles already hosted online, I thought I would share the tutorial more widely. A .ZIP file containing all the files necessary … Continue reading →

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Book Review: R Graphs Cookbook

February 17, 2011
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Book Review: R Graphs Cookbook

Book InformationMittal, H. (2011). R graphs cookbook. Birmingham, UK: Packt Publishing Ltd.AudienceThe book's stated audience is anyone who is familiar with the basics of R, as well as expert users who are looking for a graphical reference. However, it...

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Book Review: R Graphs Cookbook

February 17, 2011
By
Book Review: R Graphs Cookbook

Book InformationMittal, H. (2011). R graphs cookbook. Birmingham, UK: Packt Publishing Ltd.AudienceThe book's stated audience is anyone who is familiar with the basics of R, as well as expert users who are looking for a graphical reference. However, it...

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Twin Cities R User Group Meeting Tonight!

February 16, 2011
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TCRUG will be having a meeting TONIGHT (2/16) at 5:30 PM. We will meet in ROOM 29 in Willey Hall. Willey Hall is located on the West Bank of the Minneapolis campus. See the Google map at http://goo.gl/tnRnU. Erik Iverson will be giving a talk ...

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Twin Cities R User Group Meeting Tonight!

February 16, 2011
By

TCRUG will be having a meeting TONIGHT (2/16) at 5:30 PM. We will meet in ROOM 29 in Willey Hall. Willey Hall is located on the West Bank of the Minneapolis campus. See the Google map at http://goo.gl/tnRnU. Erik Iverson will be giving a talk ...

Read more »

R 2.12.2 scheduled for February 25

February 15, 2011
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The next release of R is scheduled for release February 25, and R 2.12.2 will likely be the final bug-fix release of the 2.12 series before R 2.13 is released in April. According to the NEWS file in the latest daily build, 2.12.2 will improve complex-arithmetic support on some rare platforms that don't support complex types in C99, and...

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Extracting all Crime Data for England and Wales using R and MYSQL

February 14, 2011
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Extracting all Crime Data for England and Wales using R and MYSQL

Last week I started creating some data extraction code for the new England and Wales crime maps website using the R software / language. Although there is an API, a more efficient way of accessing all of the data (and without causing stress to their API server) is to download the CSV files located here

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Stack Exchange: Quantitative Finance in public beta

February 14, 2011
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Stack Exchange: Quantitative Finance in public beta

The Quantitative Finance Stack Exchange community entered public beta last week.  To quote the FAQ: The Quantitative Finance Stack Exchange is intended specifically for professionals and traders working in investment banking, and aca...

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Extracting all Crime Data for England and Wales using R and MYSQL

February 14, 2011
By
Extracting all Crime Data for England and Wales using R and MYSQL

Last week I started creating some data extraction code for the new England and Wales crime maps website using the R software / language. Although there is an API, a more efficient way of accessing all of the data (and without causing stress to their AP...

Read more »

Troubling news for the teaching of evolution

February 9, 2011
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Troubling news for the teaching of evolution

A recent survey reported in Science ("Defeating Creationism in the Courtroom, but not in the Classroom"),  suggests that high school teachers are not teaching evolution to the fullest extent, say, that grammar is being taught in the English c...

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