Monthly Archives: December 2013

Doodling with Data 2013-12-31 20:50:00

December 31, 2013
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A select few posts from 2013Rstudio's Shiny enabled me to try out ideas on the Web.WeatherCompareshinySketchEscherPlotMovieRatings ** Creating MazesThe most visitors came from these two posts:The hottest areas in CS for 2013 - per Google Research grant...

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Subsetting in readOGR

December 31, 2013
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The function readOGR in the rgdal package is used to bring vector spatial data sources into R. readOGR() relies upon OGR (part of the GDAL/OGR library) for format conversion. Unfortunately, while OGR supports the ability to subset columns (with the -select switch) or rows (with the -where switch), or even to request a layer using

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Fun with R and graphs on the dawn of 2014

December 31, 2013
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Fun with R and graphs on the dawn of 2014

There is some secret message hidden in this graph Let’s decode it Resulting in Wishing everyone a Happy New Year 2014, cheers!

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NFL Player Tree (Using R)

December 31, 2013
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NFL Player Tree (Using R)

NFL Player TreeInspired by the soccer player tree in an earlier post, I pulled some recent National Football League player attributes from EA Sports's Madden 25 (players ranked at least 95):I used R to do the heavy statistical lifting and used the pack...

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Big Data Analytics predictions for 2014

December 31, 2013
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As we close out the year, we asked a few members of the Revolution Analytics team to make a few predictions about big data analytics, data science and R for 2014. Here's what they came up with (including a few from yours truly). Michele Chambers, Chief Strategy Officer and VP Product Management While the sexiest job in 2013 was...

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Jeff Leek’s non-comprehensive list of awesome things other people did in 2013

December 31, 2013
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Jeff Leek, biostats professor at Johns Hopkins and instructor of the Coursera Data Analysis course, recently posted on Simly Statistics this list of awesome things other people accomplished in 2013 in genomics, statistics, and data science.At risk of s...

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Blog recap of 2013

December 31, 2013
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Posts by page views Interview with a forced convert to R from Matlab A first step towards R from spreadsheets Plot ranges of data in R A statistical review of ‘Thinking, Fast and Slow’ by Daniel Kahneman The 3 dots construct in R Translating between R and SQL: the basics An R debugging example R The post Blog...

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Using R as a Computer Algebra System with Ryacas

December 31, 2013
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R is used to perform statistical analysis and doesn't focus on symbolic maths. But it is sometimes useful to let the computer derive a function for you (and have the analytic expression of said derivative), but maybe you don't want to leave your comfy R shell. It is possible to turn R into a full-fledged computer...

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Decluttering ordination plots part 4: orditkplot()

December 31, 2013
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Decluttering ordination plots part 4: orditkplot()

Earlier in this series I looked at the ordilabel() and then the orditorp() functions, and most recently the ordipointlabel() function in the vegan package as means to improve labelling in ordination plots. In this, the fourth and final post in the series I take a look at orditkplot(). If you’ve created ordination diagrams before or...

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Spurious Regression of Time Series

December 30, 2013
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Spurious Regression of Time Series

spu.ri.ousadjective : not...

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