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more e’s [and R’s]
By xi’an (This article was originally published at R – Xi’an’s Og, and syndicated at StatsBlogs.) Alex Thiéry suggested debiasing the biased estimate of e by Rhee and Glynn truncated series method, so...
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Large scale eigenvalue decomposition and SVD with rARPACK
By Yixuan’s Blog – R In January 2016, I was honored to receive an “Honorable Mention” of theJohn Chambers Award 2016.This article was written for R-bloggers,whose builder, Tal Galili, kindly invited...
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Web scraping with R & novel classification algorithms on unbalanced data
By BNOSAC – Belgium Network of Open Source Analytical Consultants Tomorrow, the next RBelgium meeting will be held at the bnosac offices. This is the schedule. Interested? Feel free to join the event....
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Next Kölner R User Meeting: Friday, 26 Feburary 2016
By Markus Gesmann The 17th Cologne R user group meeting is scheduled for this Friday, 26 February 2015. We have two talks, followed by networking drinks. Introduction to Bayesian Regression Models...
View ArticleConducting Assessments and Surveys with Shiny
By Jason Bryer This post describes a framework for using Shiny for conducting, grading, and providing feedback for assessments. This framework supports any multiple choice format including multiple...
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Shiny App for Bayes Billiards Problem
By Jason Bryer Consider a pool table of length one. An 8-ball is thrown such that the likelihood of its stopping point is uniform across the entire table (i.e. the table is perfectly level). The...
View ArticleRcppEigen 0.3.2.8.0
By Thinking inside the box Another minor release of RcppEigen is on CRAN and getting into Debian. The main focus is an upgrade to the recent 3.2.7 release of Eigen which should address another UBSAN...
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Is deep learning a Markov chain in disguise?
By Brian Lee Yung Rowe Andrej Karpathy’s post “The Unreasonable Effectiveness of Recurrent Neural Networks” made splashes last year. The basic premise is that you can create a recurrent neural network...
View ArticleAnalysis of Xbox Usage Trends with R: Time Series Decompositions
By Joseph Rickert by Daniel MooreDirector of Applied Statistics Engineering, Console DevelopmentMicrosoft In Xbox Hardware, we are interested in the various ways that our hardware is used, and we are...
View ArticleExplore New Zealand’s Tourist Industry with R and Shiny
By David Smith New Zealand’s Ministry of Business, Innovation and Employment has just released the New Zealand Tourism Dashboard, an interactive application which allows NZ residents (and curious...
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More Shiny user showcase demonstrations
By John Mount We at Win-Vector LLC are very proud to announce that RStudio just inducted two more of our demonstration Shiny applications into their Shiny User Showcase gallery. Checkout the gallery to...
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New Zealand Tourism Dashboard pushes Shiny to the max
By Peter’s stats stuff – R Just a short note that in my day job we’ve released the New Zealand Tourism Dashboard, launched by the Associate Minister for Tourism earlier today. It’s built with R and...
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Explore New Zealand’s Tourist Industry with R and Shiny
By David Smith New Zealand’s Ministry of Business, Innovation and Employment has just released the New Zealand Tourism Dashboard, an interactive application which allows NZ residents (and curious...
View ArticleClik here to view.
More Shiny user showcase demonstrations
By John Mount We at Win-Vector LLC are very proud to announce that RStudio just inducted two more of our demonstration Shiny applications into their Shiny User Showcase gallery. Checkout the gallery to...
View ArticleClik here to view.
Setting up the Twitter R package for text analytics
By nphard The Twitter R package by Jeff Gentry is a great way to get started in Text Analytics. This tutorial is about how to get setup to pull twitter data into R so that you can do some text...
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twilight zone [of statistics]
By xi’an “I have decided that mixtures, like tequila, are inherently evil and should be avoided at all costs.” L. Wasserman Larry Wasserman once remarked that finite mixtures were like the twilight...
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twilight zone [of statistics]
By xi’an (This article was originally published at R – Xi’an’s Og, and syndicated at StatsBlogs.) “I have decided that mixtures, like tequila, are inherently evil and should be avoided at all costs.”...
View ArticleGenerating and Visualizing Multivariate Data with R
By Joseph Rickert By Joseph Rickert The ability to generate synthetic data with a specified correlation structure is essential to modeling work. As you might expect, R’s toolbox of packages and...
View ArticleGenerating and Visualizing Multivariate Data with R
By Joseph Rickert # threejs Javascript plot library(threejs) # Unpack data from kde grid format x ; y ; z # Construct x,y,z coordinates xx rep(x,times=length(y)) yy rep(y,each=length(x)) zz ; dim(zz)...
View ArticleWeb scraping with R
By BNOSAC – Belgium Network of Open Source Analytical Consultants For those of you who are interested in web scraping with R. Enjoy the slides of our presentation on this topic during the last RBelgium...
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