2064 search results for "twitter"

CPU and GPU trends over time

January 25, 2011
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CPU and GPU trends over time

GPUs seem to be all the rage these days. At the last Bayesian Valencia meeting, Chris Holmes gave a nice talk on how GPUs could be leveraged for statistical computing. Recently Christian Robert arXived a paper with parallel computing firmly in mind. In two weeks time I’m giving an internal seminar on using GPUs for

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Listening for trends in US baby names over 130 years

January 25, 2011
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Listening for trends in US baby names over 130 years

What happens when you mash together R‘s data crunching magic, Festival‘s speech synthesis power, and the audio wonders of the venerable music language Csound? You fall even more in love with free and open-source software, and you start hearing sounds like this: A single beat of the above sound represents the top 1000 baby names

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CRANberries is now tweeting

January 23, 2011
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The CRANberries service (which reports on new and updated CRAN packages for the R language and environment) is now tweeting about new packages. Simply follow @CRANberriesFeed to receive theses messages. For the technically minded, adding this to the...

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Merging Multiple Data Frames in R

January 23, 2011
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Merging Multiple Data Frames in R

Earlier I had a problem that required merging 3 years of trade data, with about 12 csv files per year. Merging all of these data sets with pairwise left joins using the R merge statement worked (especially after correcting some errors pointed out by Ha...

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Embedding a time series with time delay in R

January 21, 2011
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Embedding a time series with time delay in R

I’ve recently been looking at Martin Trauth‘s book MATLAB® Recipes for Earth Sciences to try to understand what some of my palaeoceanography colleagues are doing with their data analyses (lots of frequency domain time series techniques and a preponderance of … Continue reading →

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Trip to Lyon

January 20, 2011
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Trip to Lyon

This was my first trip to Lyon in about… 35 years, I think, but I did not have much time to tour the city! My original plan was to go climbing with Ivan near La Meije right after the talk, but our respective knees were hurting for the past week at least (since Utah in

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Bad kitty!

January 20, 2011
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Bad kitty!

The cat function bugs me a little. There are two quirks in particular that I find irritating on occasions that I use it. Firstly, almost everything that I want displayed onscreen, I want on its own line. > cat("cat messes up my command prompt position") cat messes up my command prompt position> So it would

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40 Fascinating Blogs for the Ultimate Statistics Geek!

January 20, 2011
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I am happy to report that ByteMining is listed on “40 Fascinating Blogs for the Ultimate Statistics Geek“! Some of the ones that I frequently read, or are written by Twitter friends/followers (in no particular order): R-bloggers, an aggregate site containing blog posts tagged as posts about R. High quality content. Statistical modeling, causal inference and social science. This one is...

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The ultimate exam excuse…

January 19, 2011
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The ultimate exam excuse…

A few days after my R exam (available in French here), I received this email from the department secretary: Pour information cet étudiant est venu me trouver jeudi soir, catastrophé car il venait de constater que son stylo “PILOT Frixion”, stylo semble-t-il recommandé par certains enseignants, ne se contentait pas d’effacer la page sur son

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The Clipboard can be Your Friend

January 17, 2011
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The Clipboard can be Your Friend

One of the features I feel that I don’t leverage enough, particularly for ad-hoc questions, is the clipboard feature  in R. I know there are many ways to use it –  as I have been exposed to a few –  but the example below, even without context, should get you thinking about how awesome R

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