730 search results for "maps"

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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Mapping London’s Population Change 1801-2030

February 16, 2011
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Mapping London’s Population Change 1801-2030

Buried in the London Datastore are the population estimates for each of the London Boroughs between 2001 – 2030. They predict a declining population for most boroughs with the exception of a few to the east. I was surprised by this general decline and also the numbers involved- I expected larger changes from one year to ...

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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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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 AP...

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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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sab-R-metrics: Some Extra Visualization Customization

January 31, 2011
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sab-R-metrics: Some Extra Visualization Customization

Last post, I described a number of ways to show your data on a scatter plot. Ricky Zanker at THT has a similar post today for those looking to get some extra exposure and another take on R programming. Today, I plan to extend on this with a little more customization. First, if you've missed...

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sab-R-metrics: Some Extra Visualization Customization

January 31, 2011
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sab-R-metrics: Some Extra Visualization Customization

Last post, I described a number of ways to show your data on a scatter plot. Ricky Zanker at THT has a similar post today for those looking to get some extra exposure and another take on R programming. Today, I plan to extend on this with a little more customization. First, if you've missed...

Read more »

Review of “R Graphs Cookbook” by Hrishi Mittal

January 24, 2011
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Review of “R Graphs Cookbook” by Hrishi Mittal

Executive summary: Extremely useful for new users, informative to even quite seasoned users. Refereeing Once upon a time a publisher asked if I would referee a book (unspecified) about R.  In an instance that can only be described as psychotic I said yes.  That bit of insanity turned out to be a good thing. I … Continue reading...

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just for fun: Recovery.gov data snooping

January 11, 2011
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just for fun: Recovery.gov data snooping

Okay, so this isn't ecology related at all, but I like exploring data sets. So here goes...Propublica has some awesome data sets available at their website: http://www.propublica.org/tools/I played around with their data set on Recovery.gov (see hyperl...

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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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