5124 search results for "git"

How fair is White Elephant?

December 24, 2013
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How fair is White Elephant?

This article was first published on analyze stuff. It has been contributed to Anything but R-bitrary in celebration of its introductory post.By Max Ghenis Welcome to analyze stuff! For our first post, I wanted to reflect on the time of year; after all, ‘tis the season for hams and yams, caroling and sledding, and of...

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How fair is White Elephant?

December 24, 2013
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How fair is White Elephant?

Welcome to analyze stuff! For our first post, I wanted to reflect on the time of year; after all, ‘tis the season for hams and yams, caroling and sledding, and of course gifts! One popular party gift exchange game is the White Elephant, where each person brings a wrapped (typically regifted or otherwise odd-ball)...

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Sentence Drawing: Part II

December 23, 2013
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Sentence Drawing: Part II

In a recent blog post I introduced Stefanie Posavec‘s Sentence Drawings. We created this ggplot2 rendition: We left off weighing the aesthetics of the Sentence Drawing with information of quality visualizations. I asked others to think of ways to display … Continue reading →

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Apache Spark for Big Analytics

December 23, 2013
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Apache Spark for Big Analytics

by Thomas Dinsmore, Director of Product Management at Revolution Analytics The emergence of Apache Spark is a key development for Big Analytics in 2013. Spark, an Apache incubator project, is an open source distributed computing framework for advanced analytics in Hadoop. Originally developed as a research project at UC Berkeley's AMPLab, the project achieved incubator status in Apache in...

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New book release: Data Mining Applications with R

December 23, 2013
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New book release: Data Mining Applications with R

Book title: Data Mining Applications with R Editors: Yanchang Zhao, Yonghua Cen Publisher: Elsevier Publish date: December 2013 ISBN: 978-0-12-411511-8 Length: 514 pages URL: http://www.rdatamining.com/books/dmar An edited book titled Data Mining Applications with R was released in December 2013, which … Continue reading →

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Calculating Customer Lifetime Value with Recency, Frequency, and Monetary (RFM)

December 23, 2013
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Calculating Customer Lifetime Value with Recency, Frequency, and Monetary (RFM)

Introducing Customer Lifetime Value (CLV) Customer Lifetime Value is “the present value of the future cash flows attributed to the customer during his/her entire relationship with the company.”1 There are different kinds of formulas, from simplified to advanced, to calculate CLV.  But the following one might be the one being used most commonly:- Where, t

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Pharmacology data from Open PHACTS in R

December 22, 2013
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Where I reported yesterday the initial steps of an client R package for Open PHACTS, I can now report the first pharmacology data import:

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Google Maps and ggmap

December 22, 2013
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Google Maps and ggmap

The ggmap package can be used to access maps from the Google Maps API and there are a number of examples on various statistics related blogs. These include here, here and here. The ggmap package has a function get_map that can download maps from various sources including Google Maps. require(ggmap) The first example specifies the

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A new Oce coastline

December 22, 2013
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A new Oce coastline

Part 1: coastal applications The oce package has a world coastline file that is visibly crude on a scale suitable for continental-shelf work.  At the cost of about 1 Mbyte of storage, a candidate for a replacement is a 1:10million scale version downloaded from naturalearthdata.com (full link below). As illustrated below with plots near two oceanographic centres, this candidate provides...

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Open PHACTS from R

December 21, 2013
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Nothing much going to say about it, and just to report some progress:

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