1397 search results for "Excel"

PLS Path Modeling with R: A Comprehensive Tutorial by Gaston Sanchez

January 6, 2013
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PLS Path Modeling with R: A Comprehensive Tutorial by Gaston Sanchez

Gaston Sanchez has just published an online pdf of his new book PLS Path Modeling with R.I have been using Gaston's plspm r package for a couple of years to analyze marketing data.  I started when I needed to test a path model in wh...

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What The Smeg? Some Text Analysis of the Red Dwarf Scripts

January 4, 2013
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Introduction Just as Pocket fundamentally changed my reading behaviour, I am finding that now having Netflix (and even before that, other downloadable or streaming digital content) is really changing my behaviour as far as television is concerned. Where watching TV used to be an affair of browsing through 500 channels and complaining there was nothing on, now with the...

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The (near) Future of Data Analysis – A Review

January 2, 2013
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The (near) Future of Data Analysis – A Review

Sean Murphy co-organizes Data Business DC, among many other things. Hadley Wickham, having just taught workshops in DC for RStudio, shared with the DC R Meetup his view on the future, or at least the near future of Data Analysis. … Continue reading → The post The (near) Future of Data Analysis – A Review appeared first on...

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R code and data for book “R and Data Mining: Examples and Case Studies”

January 2, 2013
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R code and data for book “R and Data Mining: Examples and Case Studies”

R code and data for book “R and Data Mining: Examples and Case Studies” are now available at http://www.rdatamining.com/books/rdm/code. An online PDF version of the book (the first 11  chapters only) can also be downloaded at http://www.rdatamining.com/docs. Below are its … Continue reading →

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Find Duplicate Files Using R

December 28, 2012
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Find Duplicate Files Using R

Find Duplicate Files This is a simple script to search a directory tree for all files with duplicate content. It …Continue reading »

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MeRRy ChRistmas!

December 25, 2012
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MeRRy ChRistmas!

Merry Christmas is.R() readers! Thanks for accompanying us through an excellent first semester of R blogging, and for your feedback and enthusiasm. To celebrate, we’ve built an image mosaic from the shiny, happy avatars of our over 600 (!) Twitter followers. Click for a beautiful mosaic! We’ll be back in 2013 with...

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Labeling the Vertical Axis in R Plots

December 24, 2012
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Labeling the Vertical Axis in R Plots

I show how to position the vertical axis label of an R plot above the axis and orient it horizontally as suggested by Stephen Few. I encourage you to share this with others and contribute to the conversation at Labeling the Vertical Axis in R Plots, which first appeared at carlislerainey.com. For more of my thoughts and...

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R for inquisition

December 21, 2012
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R for inquisition

A post on high-dimensional arrays by @isomorphisms reminded me of APL and, more generally, of matrix languages, which took me back to inquisitive computing: computing not in the sense of software engineering, or databases, or formats, but of learning by poking problems through a computer. I like languages not because I can get a job

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Working with geographical Data. Part 1: Simple National Infomaps

December 21, 2012
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Working with geographical Data. Part 1: Simple National Infomaps

There is a popular expression in my country called “Gastar polvora en chimangos”, whose translation in English would be “spending gunpowder in chimangos”. Chimango is a kind of bird whose meat is useless for humans. So “spending gunpowder in chimangos” … Continue reading →

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Beautiful network diagrams with ggplot2

December 21, 2012
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Beautiful network diagrams with ggplot2

I don’t usually like describing my own work as “beautiful,” but with your permission I will make an exception today. There have been some requests for scripts illustrating the plotting of network diagrams with ggplot2, and today (for the winter solstice) we’re bringing you a really nice-looking way of doing just that. In fact, this Gist...

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