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Performing Principal Components Regression (PCR) in R
(This article was first published on MilanoR, and kindly contributed to R-bloggers) This article was originally posted on Quantide blog – see here. Principal components regression (PCR) is a...
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Principal Component Analysis Cluster Plots with Plotly
(This article was first published on R – Modern Data, and kindly contributed to R-bloggers) The Problem When clustering data using principal component analysis, it is often of interest to visually...
View Articlevtreat version 0.5.26 released on CRAN
(This article was first published on R – Win-Vector Blog, and kindly contributed to R-bloggers) Win-Vector LLC, Nina Zumel and I are pleased to announce that ‘vtreat’ version 0.5.26 has been released...
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The Mathematics of Machine Learning
(This article was first published on R – Data Science Africa, and kindly contributed to R-bloggers) This post was first published on my Linkedin page and posted here as a contributed post. In the last...
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Build your own offshore company
(This article was first published on Opiate for the masses, and kindly contributed to R-bloggers) Hackathons are not alike Recently, a number of this blog’s authors were at a data hackathon, the...
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In search of an incredible posterior
(This article was first published on PirateGrunt, and kindly contributed to R-bloggers) What is credibility? For over one hundred years 1 actuaries have been wresting with the idea of “credibility”....
View Articley-aware scaling in context
(This article was first published on R – Win-Vector Blog, and kindly contributed to R-bloggers) Nina Zumel introduced y-aware scaling in her recent article Principal Components Regression, Pt. 2:...
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Risk Models with Generalized PLS
(This article was first published on S+/R – Yet Another Blog in Statistical Computing, and kindly contributed to R-bloggers) While developing risk models with hundreds of potential variables, we often...
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Why you should read Nina Zumel’s 3 part series on principal components...
(This article was first published on R – Win-Vector Blog, and kindly contributed to R-bloggers) Short form: Win-Vector LLC’s Dr. Nina Zumel has a three part series on Principal Components Regression...
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What are the Best Machine Learning Packages in R?
Guest post by Khushbu Shah The most common question asked by prospective data scientists is – “What is the best programming language for Machine Learning?” The answer to this question always results...
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Building the Data Matrix for the Task at Hand and Analyzing Jointly the...
(This article was first published on Engaging Market Research, and kindly contributed to R-bloggers) Someone decided what data ought to go into the matrix. They placed the objects of interest in the...
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Principal Components Regression, Pt. 3: Picking the Number of Components
(This article was first published on R – Win-Vector Blog, and kindly contributed to R-bloggers) In our previous note we demonstrated Y-Aware PCA and other y-aware approaches to dimensionality...
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Principal Components Regression, Pt. 2: Y-Aware Methods
(This article was first published on R – Win-Vector Blog, and kindly contributed to R-bloggers) In our previous note, we discussed some problems that can arise when using standard principal components...
View ArticleTutorial: GitHub for Data Scientists without the Terminal
(This article was first published on R – Modern Data, and kindly contributed to R-bloggers) Git and GitHub are indispensable tools for anyone analysing data, developing software or disseminating...
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Installing WVPlots and “knitting R markdown”
(This article was first published on R – Win-Vector Blog, and kindly contributed to R-bloggers) Some readers have been having a bit of trouble using devtools to install WVPlots. I thought I would...
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RTCGA factory of R packages – Quick Guide
(This article was first published on r-addict.com, and kindly contributed to R-bloggers) Yesterday we have been delivered with the new version of R – R 3.3.0 (codename Supposedly Educational). This...
View ArticleIP string to integer conversion with Rcpp
(This article was first published on Opiate for the masses, and kindly contributed to R-bloggers) IP address conversion At work I recently had to match data on IP addresses and some fuzzy timestamp...
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Principal Components Regression in R, an operational tutorial
(This article was first published on Revolutions, and kindly contributed to R-bloggers) John Mount Ph. D.Data Scientist at Win-Vector LLC Win-Vector LLC's Dr. Nina Zumel has just started a two part...
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Principal Components Regression, Pt.1: The Standard Method
(This article was first published on R – Win-Vector Blog, and kindly contributed to R-bloggers) In this note, we discuss principal components regression and some of the issues with it: The need for...
View Article“Data Mining with R” Course | May 17-18
(This article was first published on MilanoR, and kindly contributed to R-bloggers) The two-days course Data Mining with R, is organized by the R training and consulting company Quantide. Next live...
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