Monthly Archives: February 2015

Aggregation

February 26, 2015
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Aggregation splits data into subsets, computes summary statistics on each subset, and reports the results in a conveniently summarized form. The aggregate function is one of the most capable functions in the scidb package. The package overloads R’s standard aggregate function for SciDB arrays, using reasonably standard R syntax to cover most SciDB aggregation operators The post Aggregation appeared...

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The Downside of Rankings-Based Strategies

February 26, 2015
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The Downside of Rankings-Based Strategies

This post will demonstrate a downside to rankings-based strategies, particularly when using data of a questionable quality (which, unless one … Continue reading →

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Collaborative Computing with distcomp

February 26, 2015
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Collaborative Computing with distcomp

by Joseph Rickert Distcomp, a new R package available on GitHub from a group of Stanford researchers has the potential to significantly advance the practice of collaborative computing with large data sets distributed over separate sites that may be unwilling to explicitly share data. The fundamental idea is to be able to rapidly set up a web service based...

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Fuzzy String Matching – a survival skill to tackle unstructured information

February 26, 2015
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Fuzzy String Matching – a survival skill to tackle unstructured information

“The amount of information available in the internet grows every day” thank you captain Obvious! by now even my grandma is aware of that!. Actually, the internet has increasingly become the first address for...

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R: How to Layout and Design an Infographic

February 26, 2015
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R: How to Layout and Design an Infographic

As promised from my recent article, here's my tutorial on how to layout and design an infographic in R. This article will serve as a template for more infographic design that I plan to share on future posts. Hence, we will go through the following sect...

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Generating ANOVA-like table from GLMM using parametric bootstrap

February 26, 2015
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Generating ANOVA-like table from GLMM using parametric bootstrap

This article may also be found on RPubs: http://rpubs.com/hughes/63269 In the list of worst to best way to test for effect in GLMM the list on http://glmm.wikidot.com/faq state that parametric bootstrapping is among the best options. PBmodcomp in the pbkrtest package implement such parametric bootstrapping by comparing a full model to a null one. The

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Adobe Sitecatalyst API and R: integrate reports with the SAINT classification file

February 26, 2015
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Adobe Sitecatalyst API and R: integrate reports with the SAINT classification file

From original post @ http://analyticsblog.mecglobal.it/

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Mapping religious adherence in the US with CartoDB

February 25, 2015
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Before coming to TCU, I worked as a data analyst for the Church Pension Group, which manages the retirement funds and provides other financial services for the Episcopal Church. I was part of a small research group that completed both internal and public-facing studies using the company’s data. You can take a look at some of the...

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RMySQL version 0.10.2: Full SSL Support

February 25, 2015
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RMySQL version 0.10.2: Full SSL Support

RMySQL version 0.10.2 has appeared on CRAN. This is a maintenance release to streamline the build process on various platforms. Most importantly, the Windows/OSX binary packages from CRAN are now built with full SSL support. On Linux, the configure script has been updated a bit to automatically find the mysql client library. A big thanks to epoch.com...

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Talking about R, Data Science and Microsoft on theCUBE

February 25, 2015
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It was a pleasure to appear live on theCUBE last week while attending the Strata conference. In my interview with Jeff Kelly and John Furrier, I talked about the rising popularity of R, the applications of data science, and the recent announcement of Microsoft acquiring Revolution Analytics. I also gushed about the President's shout-out to Data Scientists at Strata....

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