2433 search results for "GIS"

More on Philadelphia Homicide

March 31, 2012
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More on Philadelphia Homicide

I've been doing more analysis of the Philadelphia Homicide data that the Philadelphia Inquirer has published, and presented some of it at the Philadelphia UseR group yesterday. My slides and source are on github.I should be clear tha...

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Draw Your Breast with CloudStat – A R Apps (for fun)

March 31, 2012
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Draw Your Breast with CloudStat – A R Apps (for fun)

This is a simple apps, called “Draw Your Breast with R“  created with R to generate Breast alike graphics. With this Draw Your Breast with R apps, you can change 4 parameters which are Theta, Phi, Expand and Color to generate graphics like...

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Ggplot2, PubMed citation frequency and DSM-IV Axis I disorders by year

March 31, 2012
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Ggplot2, PubMed citation frequency and DSM-IV Axis I disorders by year

I searched PubMed for several major DSM-IV disorders and downloaded the hits. Using ggplot2 I plotted the number of publications each year for each disorder.

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R 2.15.0 is released

March 30, 2012
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R 2.15.0 is released

Bellow is the announcement made by Peter Dalgaard: The build system rolled up R-2.15.0.tar.gz (codename “Easter Beagle”) at 9:00 this morning. This is the first release of the 2.15 series and contains several new features and changes; see the list below for details. You can get the source code from http://cran.r-project.org/src/base/R-2/R-2.15.0.tar.gz or wait for it to be mirrored at...

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Psychotherapies PubMed battle

March 29, 2012
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Psychotherapies PubMed battle

Ever wondered how different psychotherapy orientations match up in a PubMed battle? Continue reading to find out and to see how to test this using R and Ggplot2.

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email habits over time

March 28, 2012
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email habits over time

I was curious if my sleeping/waking habits had really changed over the years – I definitely don’t feel I work as late now as when I was 22, but it’s hard to tell. To test this, I looked over all … Continue reading →

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robust pdf title extraction

March 28, 2012
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I end up with a lot of PDF documents lying around – at last glance, this amounted to a few thousand files. Unfortunately, most of these documents end up with rather obscure names, making it rather annoying to find what … Continue reading →

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tcp timelines with ggplot2

March 28, 2012
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tcp timelines with ggplot2

I’ve come across the need to analyze TCP flows from time to time, and while scripts like flowtime and EasyTimeline are nice, they aren’t really, well, pretty.  ggplot2, on the other hand is, and it turns out to be really easy to … Continue reading →

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useR!2012 – student’s scholarship for attending the conference

March 28, 2012
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Good news for students wishing to attend the annual useR conference (useR!2012). Through generous sponsor support (ASA, and RStudio), a limited number of student scholarships1 are available for reimbursement of travel and registration costs up to $500. The allocation will be based on merit and need. Students who wish to apply should send an application to Tatsuki Koyama ([email protected]) no later than...

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Ruin probability and infinite time

March 27, 2012
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Ruin probability and infinite time

A couple of weeks ago, I had a discussion with a practitioner, working in some financial company, about ruin, and infinite time. And it remind me a weird result. Well, not a weird result, but a result I found disturbing, at first, when I was a stud...

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