RStudio Addin Code-Helpers for Plotting
By R Contour – R There are many benefits to teaching undergraduate statistics with R–especially in the RStudio environment–but it must be admitted that the learning curve is fairly steep, especially...
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Intro to Text Analysis with R
By Tal Galili Guest post by Christopher Johnson from www.codeitmagazine.com One of the most powerful aspects of using R is that you can download free packages for so many tools and types of analysis....
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Some Comments on Donaho’s “50 Years of Data Science”
By matloff An old friend recently called my attention to a thoughtful essay by Stanford statistics professor David Donaho, titled “50 Years of Data Science.” Given the keen interest these days in data...
View ArticleRcppEigen 0.3.2.7.0
By Thinking inside the box A new minor release of RcppEigen is now on CRAN and in Debian. It primarily upgrades to the recent 3.2.7 release of Eigen — thanks once again to fine work by Yixuan Qiu. We...
View ArticleRcppCCTZ 0.0.3
By Thinking inside the box Bradley White from the upstream CCTZ team prepared some more changes in CCTZ itself — so a new RcppCCTZ version got to CRAN the other day catching up with these changes. CCTZ...
View ArticleSo you want to be a Data Science superstar
By Robert Big house? Five cars? There’s no one universal way to do it, but get a coffee and read on through this bumper post to find your own way with the advice of real experts. Last summer, Mrs G and...
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Hierarchical Clustering in R
By Teja Kodali Hello everyone! In this post, I will show you how to do hierarchical clustering in R. We will use the iris dataset again, like we did for K means clustering. What is hierarchical...
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Modelling With the Generalized Hermite Distribution
By Dave Giles “Count” data occur frequently in economics. These are simply data where the observations are integer-valued – usually 0, 1, 2, ……. . However, the range of values may be truncated (e.g.,...
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The ‘rsvg’ Package: High Quality Image Rendering in R
By Jeroen Ooms The new rsvg package renders (vector based) SVG images into high-quality bitmap arrays. The resulting image is an array of 3 dimensions: height * width * 4 (RGBA) and can be written to...
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Using webp in R: A New Format for Lossless and Lossy Image Compression
By Jeroen Ooms A while ago I blogged about the brotli, a new general purpose compression algorithm which Google promotes as an alternative to gzip. The same company also happens to be working on a new...
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Writing fast asynchronous SGD/AdaGrad with RcppParallel
By Rcpp Gallery Word embeddings After Tomas Mikolov et al. released word2vec tool, there was a boom of articles about words vector representations. One of the greatest is GloVe, which did a big thing...
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11 new R jobs from around the world (2016-01-25)
By Tal Galili This is the bi-monthly R-bloggers post (for 2016-01-25) for new R Jobs. To post your R job on the next post Just visit this link and post a new R job to the R community (it’s free and...
View Articleanalyze the pesquisa nacional de saude (pns) with r
By Anthony Damico starting in 1988, the brazilian institute of geography and statistics (ibge) quinquennially included a health supplement questionnaire alongside their annual pesquisa nacional de...
View ArticleRcppExamples 0.1.7
By Thinking inside the box After an usually long hiatus, the RcppExamples package has been updated once more: a new version 0.1.7 is now on CRAN. The RcppExamples provides a handful of short examples...
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high dimension Metropolis-Hastings algorithms
By xi’an (This article was originally published at R – Xi’an’s Og, and syndicated at StatsBlogs.) When discussing high dimension models with Ingmar Schüster the other day, we came across the following...
View ArticleAmerican Community Survey analyzed with R
By David Smith The American Community Survey, conducted by the US Census Bureau, collects data from around 3.5 million households each year in order to estimate various demographic statistics of the US...
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Mapping US Religion Adherence by County in R
By Julia Silge Today’s guest post is by Julia Silge. After reading Julia’s analysis of religions in America (“This is the Place, Apparently“) I invited her to teach my readers how to map information...
View ArticleOpiniomics has moved!
By biomickwatson Just a note to say the blog has moved to a new host and new URL: http://www.opiniomics.org/ Please update bookmarks and feeds! Filed under: opinion …read more Source::...
View ArticleI will survive!
By Gianluca Baio Here’s a very long post, to make up for the recent silence on the blog… Lately, I’ve been working on a new project involving the use of survival analysis data and results, specifically...
View ArticleExtracting raster data using a shapefile
By Amy I recently had an email from a PhD student in Austria who had a raster showing the distribution of Douglas Fir in Europe and wanted to know what proportion of each European country was covered...
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