Monthly Archives: August 2011

More on JSM

August 5, 2011
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While my time at the 2011 Joint Statistical Meetings was short--I unfortunately missed some presentations I would have like to have attended--it was a great experience. The collection of academics and professionals is very different from the other con...

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Image Data from ImageJ to R and Vice Versa

August 5, 2011
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In recent years many R packages have been developed to enable image analysis in R. As an alternative the combination of R with a powerful image analysis software like ImageJ offers many advanced image analysis interfaces and algorithms not yet available in R. Bio7 integrates both applications in a Rich Client Plattform based on Eclipse

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Outlier Detection with DPM Slides from JSM 2011

August 5, 2011
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Outlier Detection with DPM Slides from JSM 2011

Here are the 14 slides I used during my talk at the Joint Statistical Meetings 2011: shotwell-jsm-2011.pdf. I'm trying hard to minimize the text in my presentation slides. But, this usually requires that I practice more. Hence, you will know which talks I have practiced thoroughly by the amount of text in the slides .

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Friday Links: R, OpenHelix Bioinformatics Tips, 23andMe, Perl, Python, Next-Gen Sequencing

August 5, 2011
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Friday Links: R, OpenHelix Bioinformatics Tips, 23andMe, Perl, Python, Next-Gen Sequencing

I haven't posted much here recently, but here is a roundup of a few of the links I've shared on Twitter (@genetics_blog) over the last two weeks.Here is a nice tutorial on accessing high-throughput public data (from NCBI) using R and Bioconductor.Cloud...

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New Rcpp master classes scheduled for New York and San Francisco

August 4, 2011
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Together with Revolution Analytics, I will be offering two more one-day classes on the Rcpp package for seamless integration of R and C++. The format will follow the workshop Romain and I gave during the tutorial day preceding this year's R/Financ...

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Aug 4, 2011 "plunge" headlines are in the air tonight

August 4, 2011
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Aug 4, 2011 "plunge" headlines are in the air tonight

Today's financial headlines are littered with the word 'plunge.'  Considering today's (cl-cl) drop on the S&P500 was just about -5%, I don't know that I would exactly call that a plunge.         &nb...

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CHCN: Canadian Historical Climate Network

August 4, 2011
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CHCN: Canadian Historical Climate Network

A reader asked a question about data from   environment canada.  He wanted to know if that data could somehow be integrated into the RGhcnV3 package.  That turned out to be a bit more challenging that I expected.  In short order I’d found a couple other people who had done something similar.  DrJ of course was

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Statisticians at JSM consider themselves "Data Scientists"

August 4, 2011
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Statisticians at JSM consider themselves "Data Scientists"

At the JSM 2011 conference in Miami earlier this week, we conducted an informal poll of attendees on their attitudes to respect to Big Data, statistical software, and data science. JSM is the largest gathering of statisticians in North America, and attendees were invited to complete a survey after logging into the Wi-Fi network. Of the 190 respondents to...

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Lattice-xyplot without Border/Box, with Axes at Bottom & Left Side Only, with Custom Ablines/Grid & Axis-Labelling

August 4, 2011
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Lattice-xyplot without Border/Box, with Axes at Bottom & Left Side Only, with Custom Ablines/Grid & Axis-Labelling

Here's how you do a lattice-xyplot without border/box, with axes at bottom & left side only, with custom ablines/grid & axis-labelling Read more »

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Does Jon Skeet have mental powers that make us upvote his answers? (The effect of reputation on upvotes)

August 4, 2011
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Does Jon Skeet have mental powers that make us upvote his answers? (The effect of reputation on upvotes)

Of course since we all know Jon Skeet does have various powers, I will move onto unanswered questions, whether a users reputation makes them receive more upvotes for answers. I’ve seen this theory mentioned in multiple places (see any of the comments to Jon Skeet’s answer that are along the lines of “If this was

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