Monthly Archives: July 2013

Partial Least Squares Regression in R

July 14, 2013
By
Partial Least Squares Regression in R

Partial Least Squares Regression:This week I will be doing some consulting around Structural Equation Modeling (SEM) techniques to solve a unique business problem.  We are trying to identify customer preference for various products and traditional regression is not adequate because of the high dimensional component to the data set along with the multi-colinearity of the variables.  PLS is a...

Read more »

R talks to Weka about Data Mining

July 14, 2013
By
R talks to Weka about Data Mining

R provides us with excellent resources to mine data, and there are some good overviews out there: Yanchang’s website with Examples and a nice reference card The rattle-package that introduces a nice GUI for R, and Graham William’s compendium of tools The caret-package that offers a unified interface to running a multitude of model builders.

Read more »

useR 2013 was a blast!

July 14, 2013
By
useR 2013 was a blast!

I had a great time at useR 2013 in Albacete, Spain. The food was great, the people were fun and the weather was hot. A pleasant surprise was that I won the useR data analysis contest with my submission “Modeling Match Results in La Liga Using a Hierarchical Bayesian Poisson Model.” It was a fun exercise modeling football...

Read more »

Rain in Netherlands during the past 100 years

July 14, 2013
By
Rain in Netherlands during the past 100 years

Climate has my interest. But discussions on climate change seem to be focused on temperature. In real life, we look at temperature, rain, sunshine and wind. I was therefor happy to find a load of rain data on Royal Netherlands Meteorological Institute....

Read more »

Slides from Rcpp talk in Sydney

July 13, 2013
By

The Sydney Users of R Forum (SURF) were kind enough to host me two days (well, three with the traveling ...) ago for an hour-long talk on Rcpp. Apparently, it set a new attendance record for this R user group. My thanks to Louise and Eugene for hosti...

Read more »

List Comprehensions in R

July 13, 2013
By

List comprehensions in Python or Haskell are popular and useful tools to filter a list given some predicates. The foreach package by Revolution Analytics gives us a handy interface to list comprehensions in R. Quicksort is a recursive algorithm to ...

Read more »

Zero to hero

July 13, 2013
By
Zero to hero

Recently, I've been working on a paper, which I think is coming along nicely. The basic problem is like this: in a health economic evaluation, sometimes data are collected on a sample of individuals. Say, for example, that $n_0$ subjects are given a st...

Read more »

UseR! 2013 Highlights

July 13, 2013
By

The conference was excellent this year. My highlights: Bojan Mihaljevic gave a great presentation on machine learning models built from network models. Their package isn't on CRAN yet, but I'm really looking forward to it. Jim Harner's presentation ...

Read more »

Science link goodness for the week of July 12th

July 13, 2013
By
Science link goodness for the week of July 12th

Hello paleoposse! This week I bring you some of my favorite science articles from around the internet. In keeping with the podcast theme, I’ve divided it up into things that are science, things that are sort of science, and things that wish they were science. This week we cover everything from chondrules to volcanoes to

Read more »

Creating a Business Intelligence Dashboard with R and ASP.NET MVC: Part 1

July 13, 2013
By
Creating a Business Intelligence Dashboard with R and ASP.NET MVC: Part 1

This is an extended version of the previous post and it can be found at  https://www.simple-talk.com/dotnet/asp.net/creating-a-business-intelligence-dashboard-with-r-and-asp.net-mvc-part-1/.

Read more »

Sponsors

Never miss an update!
Subscribe to R-bloggers to receive
e-mails with the latest R posts.
(You will not see this message again.)

Click here to close (This popup will not appear again)