Monthly Archives: May 2013

Gambler’s Run With Shiny

May 8, 2013
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Gambler’s Run With Shiny

I finally had an opportunity to play with Shiny, and I am very impressed. I have created a Github Project so head over there for the source code. There are a number of ways to distribute Shiny apps. If you are running R (and mostly likely you are if you are reading this), you can download and...

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heatmaps with p-values (2)… coloured according to odds ratio

May 7, 2013
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heatmaps with p-values (2)… coloured according to odds ratio

I like heatplots with p-values -or frequencies, or whatever-. Not very conclusive, but pretty anyway. And when talking about graphs, pretty will make our neurons to fire in more interesting ways: neurons like “pretty” graphs. Moreover, observing your data can … Sigue leyendo →

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CAISN

May 7, 2013
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CAISN

Reblogged from Zero to R Hero: Canadian Aquatic Invasive Species Networks Annual General Meeting in Kananaskis, Alberta. May 03, 3:25-5:30. This 2-hour workshop will focus on how and why we do numerical simulation in R. Time permitting, we will also look at how to build and fit likelihood based statistical models. We ask that you bring your

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New geomorph function to digitize multiple 2d images

New geomorph function to digitize multiple 2d images

Hi Morphometricians! We've enhanced geomorph's ability to continuously digitize multiple specimens' images in 2d, if these are within the same directory. This new function allows one to digitize 2d images without interruption. Thanks to Samuel Brown and Karl Fetter for suggesting the improvement. We will incorporate this function in our next package update. I'm including demonstration code...

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Poisson regression on non-integers

May 7, 2013
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Poisson regression on non-integers

In the course on claims reserving techniques, I did mention the use of Poisson regression, even if incremental payments were not integers. For instance, we did consider incremental triangles > source("http://perso.univ-rennes1.fr/arthur.charpentier/bases.R") > INC=PAID > INC=PAID-PAID > INC 3209 1163 39 17 7 21 3367 1292 37 24 10 NA 3871...

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R in Insurance: Programme and Abstracts published

May 7, 2013
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R in Insurance: Programme and Abstracts published

I am delighted to announce that the programme and abstracts for the first R in Insurance conference at Cass Business School in London, 15 July 2013, have been published. The conference committee received strong abstracts from academia and the industry,...

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SAS Big Data Analytics Benchmark (Part Two)

May 7, 2013
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by Thomas Dinsmore On April 26, SAS published on its website an undated Technical Paper entitled Big Data Analytics: Benchmarking SAS, R and Mahout. In the paper, the authors (Allison J. Ames, Ralph Abbey and Wayne Thompson) describe a recent project to compare model quality, product completeness and ease of use for two SAS products together with open source...

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Eigen-analysis of Linear Model Behavior in R

May 7, 2013
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Eigen-analysis of Linear Model Behavior in R

This post is actually about replicating the figures in Otto and Day: A Biologist’s Guide to Mathematical Modeling in Ecology and Evolution. The figures I’m interested in for this post are Figures 9.1 and 9.2 in the chapter ‘General Solutions … Continue reading →

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DataMind & The R Service Bus @ RBelgium

DataMind & The R Service Bus @ RBelgium

 Within 2 weeks on Friday, May 24, The RBelgium R user group is holding its next Regular meeting in Leuven for which this is the schedule:** Jonathan Cornelissen - DataMind Discover DataMind, a new online learning platform for d...

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Subsetting data

May 6, 2013
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Subsetting data

At School we use R across many courses, because students are supposed to use statistics under a variety of contexts. Imagine their disappointment when they pass stats and discovered that R and statistics haven’t gone away! When students start working with real data sets one of their first stumbling blocks is subsetting data. We have

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