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SMART Hackathon: Day 2: Writing Packages in RStudio
(This article was first published on A HopStat and Jump Away » Rbloggers, and kindly contributed to R-bloggers) So day 2 of the #JHUSMARTHack was last week, but I figured this would be a good time to...
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Using Repeated Measures to Remove Artifacts from Longitudinal Data
(This article was first published on Creative Data Solutions » r-bloggers, and kindly contributed to R-bloggers) Recently I was tasked with evaluating and most importantly removing analytical variance...
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stone flakes
(This article was first published on Wiekvoet, and kindly contributed to R-bloggers) I browsed through UC Irvine Machine Learning Repository! the other day and noticed a nice data set regarding stone...
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PCA and K-means Clustering of Delta Aircraft
(This article was first published on everyday analytics, and kindly contributed to R-bloggers) pre { background: #efefef } .number{ color: rgb(21,20,181) ; } .functioncall{ color: black ; } .string{...
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Bedtools tutorial from 2013 CSHL course
(This article was first published on Getting Genetics Done, and kindly contributed to R-bloggers) A couple of months ago I posted about how to visualize exome coverage with bedtools and R. But if...
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Tailoring univariate probability distributions
(This article was first published on Are you cereal? » R, and kindly contributed to R-bloggers) This post shows how to build a custom univariate distribution in R from scratch, so that you end up with...
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Multivariate Data Analysis and Visualization Through Network Mapping
(This article was first published on Creative Data Solutions » r-bloggers, and kindly contributed to R-bloggers) Recently I had the pleasure of speaking about one of my favorite topics, Network...
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stone flakes IV
(This article was first published on Wiekvoet, and kindly contributed to R-bloggers) In this post I want to try something new, a causal graphical model. The aim here is just as much to get myself a...
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Using Biplots to Map Cluster Solutions
(This article was first published on Engaging Market Research, and kindly contributed to R-bloggers) FactoMineR is a quick and easy R package for generating biplots, such as the following plot showing...
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Stone Flakes V, networks again
(This article was first published on Wiekvoet, and kindly contributed to R-bloggers) Last week I tried pcalg. This week deal (Learning Bayesian Networks with Mixed Variables). The aim n this post I...
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Introduction to R for Life Scientists: Course Materials
(This article was first published on Getting Genetics Done, and kindly contributed to R-bloggers) Last week I taught a three-hour introduction to R workshop for life scientists at UVA's Health...
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Advanced R Profiling with pbdPAPI
(This article was first published on librestats » R, and kindly contributed to R-bloggers) R has some extremely useful utilities for profiling, such as system.time(), Rprof(), the often overlooked...
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Things to try after useR! – Part 1: Deep Learning with H2O
(This article was first published on Blend it like a Bayesian!, and kindly contributed to R-bloggers) Annual R User Conference 2014The useR! 2014 conference was a mind-blowing experience. Hundreds of...
View ArticleParameterized SQL queries
(This article was first published on SmarterPoland » PISA in english, and kindly contributed to R-bloggers) Mateusz Żółtak asked me to spread the word about his new R package for parameterized SQL...
View ArticleA Conversation with Max Kuhn – The useR! 2014 Interview
(This article was first published on DataScience.LA » R, and kindly contributed to R-bloggers) The Interview In the video above, Max provides some amazing insights into the why and how of caret, an R...
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Extracting Latent Variables from Rating Scales: Factor Analysis vs....
(This article was first published on Engaging Market Research, and kindly contributed to R-bloggers) For many of us, factor analysis provides a gateway to learning how to run and interpret nonnegative...
View ArticleIntroducing H2O Lagrange (2.6.0.11) to R
(This article was first published on 0xdata Blog, and kindly contributed to R-bloggers) From my perspective the most important event that happened at useR! 2014 was that I got to meet the 0xdata team...
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Mapping products in a space
(This article was first published on Wiekvoet, and kindly contributed to R-bloggers) I have read about people doing a Bayesian PCA at some points and always wondered how that would work. Then, at some...
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Trying a prefmap
(This article was first published on Wiekvoet, and kindly contributed to R-bloggers) Preference mapping is a key technique in sensory and consumer research. It links the sensory perception on products...
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PCA / EOF for data with missing values – a comparison of accuracy
(This article was first published on me nugget, and kindly contributed to R-bloggers) Not all Principal Component Analysis (PCA) (also called Empirical Orthogonal Function analysis, EOF) approaches...
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