1627 search results for "Excel"

Some belated spring cleaning

August 11, 2013
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Some belated spring cleaning

A very busy spring has transitioned into a very busy summer, so let me recap a few topics that probably deserve more time than I’ll give them here. Here are the things I’m overdue on, in no particular order: Publications In the March edition of the Journal of Risk, Kris Boudt, Brian Peterson and I

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In case you missed it: July 2013 Roundup

August 9, 2013
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In case you missed them, here are some articles from July of particular interest to R users: A new 90-second, creative commons video helps R enthusiasts share the history, community and applications of R. Analyst group Butler Analytics reviews 10 predictive analytics platforms, and says that "real analysts use R". An excellent example of Simpsons Paradox: US median wages...

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K-means Clustering (from “R in Action”)

August 7, 2013
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K-means Clustering (from “R in Action”)

In R’s partitioning approach, observations are divided into K groups and reshuffled to form the most cohesive clusters possible according to a given criterion. There are two methods—K-means and partitioning around mediods (PAM). In this article, based on chapter 16 of R in Action, Second Edition, author Rob Kabacoff discusses K-means clustering. Read more »

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The Stats Chat Blog

August 6, 2013
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Recently, I've begun following the Stats Chat blog. Run by the Department of Statistics at the University of Auckland - the largest statistics department in New Zealand or Australia (and the birthplace of R) - this blog apparently started in April of this year.It's aim is:"to foster discussion of data around us, particularly in the media, and...

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How Much Should Bale Cost Real?

August 5, 2013
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How Much Should Bale Cost Real?

It looks increasingly likely that Gareth Bale will transfer from Tottenham to Real Madrid for a world record transfer fee. Negotiations are ongoing, with both parties keen to get the best deal possible deal with the transfer fee. Reports speculate that this transfer fee will be anywhere in the very wide range of £80m to

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An example of monkey patching a package

August 1, 2013
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An example of monkey patching a package

An example of monkey patching a package 2013-07-11 Source Scope This article is about R package development. Motivation In the same spirit that my previous post A dirty hack for importing packages that use Depends , I wanted to use an earlier version of the excellent gdata package in one of my packages, but as an Import instead of...

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How divided is the Senate?

July 29, 2013
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How divided is the Senate?

I very seldom pay attention to politics directly, because politics have always seemed a bit circular and cyclical to me. Most of the political news that I take in ends up worming its way into the news sources that I do consume, like the excellent longform.org. Even given my limited intake of political news, one trend...

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How divided is the Senate?

July 29, 2013
By
How divided is the Senate?

I very seldom pay attention to politics directly, because politics have always seemed a bit circular and cyclical to me. Most of the political news that I take in ends up worming its way into the news sources that I do consume, like the excellent longform.org. Even given my limited intake of political news, one trend that I...

Read more »

How divided is the Senate?

July 29, 2013
By
How divided is the Senate?

I very seldom pay attention to politics directly, because politics have always seemed a bit circular and cyclical to me. Most of the political news that I take in ends up worming its way into the news sources that I do consume, like the excellent longform.org. Even given my limited intake of political news, one trend that I...

Read more »

Evolve your own beats: automatically generating music via algorithms

July 26, 2013
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Evolve your own beats: automatically generating music via algorithms

I recently went to an excellent music meetup where people spoke about the intersection of music and technology. One speaker in particular talked about how music is now being generated by computer. Music has always fascinated me. It can make us feel emotions in a way few media can. Sadly, I have always been unable...

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