956 search results for "gis"

Average Annual Population Growth Rate of Tawi-Tawi

May 19, 2012
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Average Annual Population Growth Rate of Tawi-Tawi

R Codes

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In Mexico, more marriages ending in divorce, and sooner

May 18, 2012
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In Mexico, more marriages ending in divorce, and sooner

R user Diego Valle analyzed the rate of divorces in Mexican marriage since 1993 (the earliest date for which data are available) and found that not only have more marriages ended in divorce over time, but marriages that do end are ending sooner: This chart is a bit complicated, but it bears close inspection. Each line you see is...

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Example Reproducile Report using R Markdown: Analysis of California Schools Test Data

May 18, 2012
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Example Reproducile Report using R Markdown:  Analysis of California Schools Test Data

This is a quick set of analyses of the California Test Score dataset. The post was produced using R Markdown in RStudio 0.96. The main purpose of this post is to provide a case study of using R Markdown to prepare a quick reproducible report. It pro...

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Proportion of marriages ending in divorce

May 17, 2012
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Proportion of marriages ending in divorce

Over the last two decades families in Mexico have undergone rapid social changes. The proportion of marriages ending in divorce has risen for each cohort since data became available, this is independant of the recently approved express divorce law in...

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More Bixi Data Visualization

May 17, 2012
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More Bixi Data Visualization

I mentioned in a previous post that our team at the recent Hack/Reduce hackathon had some fun with a data set which consisted of Bixi station states at minute level temporal resolution. In addition to pulling out and plotting the flux at each station on an hourly basis, we also plotted the system state (number

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Getting Started with R Markdown, knitr, and Rstudio 0.96

May 16, 2012
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Getting Started with R Markdown, knitr, and Rstudio 0.96

This post examines the features of R Markdown using knitr in Rstudio 0.96. This combination of tools provides an exciting improvement in usability for reproducible analysis. Specifically, this post (1) discusses getting started with R Markdown and k...

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Population of Iligan City from 1970 to 2010

May 16, 2012
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Population of Iligan City from 1970 to 2010

Table 2: Population of Iligan City from 1970 to 2010 1970 1975 1980 1990 1995 2000 2007 2010 104493 118778 167358 226568 273004 285061 308046 322821 R Codes

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My take on polar bar (a.k.a. consultant’s) charts

May 16, 2012
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My take on polar bar (a.k.a. consultant’s) charts

Once upon a time, when I was working at Johnson & Johnson (pharma branch), I was surrounded by a bunch of programmers working to develop (among other things) a nifty piece of software for internal use. Part of it was later released as freeware, cal...

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Revolution Newsletter: May 2012

May 16, 2012
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The most recent edition of the Revolution Newsletter is out. The news section is below, and you can read the full May edition (with highlights from this blog and community events) online. You can subscribe to the Revolution Newsletter to get it monthly via email. New R Training Courses Announced. Three new R courses from leading R experts are...

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Stepping Outside My Open-Source Comfort Zone: A First Look at Golden Helix SVS

May 16, 2012
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Stepping Outside My Open-Source Comfort Zone: A First Look at Golden Helix SVS

I'm a huge supporter of the Free and Open Source Software movement. I've written more about R than anything else on this blog, all the code I post here is free and open-source, and a while back I invited you to steal this blog under a cc-by-sa license....

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