265 search results for "market research"

How Lloyd’s of London uses R for Insurance

September 15, 2011
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How Lloyd’s of London uses R for Insurance

Lloyd's is the world's leading specialist insurance market, and is often the first to insure new, unusual or complex risks. So it's no surprise that Lloyd's is one of the many companies that use R and its advanced capabilities for data analysis to help manage its insurance risks. At the useR! conference last month, Lloyd's analysts Markus Gesmann, Viren...

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Backtesting a Simple Stock Trading Strategy

September 13, 2011
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Backtesting a Simple Stock Trading Strategy

Note: This post is NOT financial advice!  This is just a fun way to explore some of the capabilities R has for importing and manipulating data.   I recently read a post on ETF Prophet that explored an interesting stock trading strategy in Ex...

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SIGKDD 2011 Conference — Days 2/3/4 Summary

August 27, 2011
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SIGKDD 2011 Conference — Days 2/3/4 Summary

<< My review of Day 1. I am summarizing all of the days together since each talk was short, and I was too exhausted to write a post after each day. Due to the broken-up schedule of the KDD sessions, I group everything together instead of switching back and forth among a dozen different topics. By far the most enjoyable...

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25+ more ways to bring data into R

August 26, 2011
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25+ more ways to bring data into R

The rdatamarket post on the Revolutions blog and this post on Decision Stats reminded me about my list of Data APIs/feeds available as packages in R on Cross-Validated (which is a great site that you all should use).  Many of these packa...

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SIGKDD 2011 Conference — Day 1 (Graph Mining and David Blei/Topic Models)

August 22, 2011
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SIGKDD 2011 Conference — Day 1 (Graph Mining and David Blei/Topic Models)

I have been waiting for the KDD conference to come to California, and I was ecstatic to see it held in San Diego this year. AdMeld did an awesome job displaying KDD ads on the sites that I visit, sometimes multiple times per page. That’s good targeting! Mining and Learning on Graphs Workshop 2011 I had originally planned to attend the...

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In case you missed it: July Roundup

August 10, 2011
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In case you missed them, here are some articles from July of particular interest to R users. A simulation in R finds the value (or disadvantage) or drawing an X, J, Q or Z in Scrabble. How to display high-quality graphics on the web using SVG output from R. A review of Paul Murrell's talk about raster image support...

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The Open Governing Index: How open is the R project?

August 8, 2011
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The Open Governing Index is a new measure developed by VisionMobile, that rates open-source projects regarding their governance process. The index has four facets, described thoroughly in the "Open Governance Index" publication, and briefly below. access - These criteria assess the availability of source code, a permissive license, developer support mechanisms, a roadmap, and openness

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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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How Google uses R to make online advertising more effective

August 3, 2011
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At JSM 2011 today, three Google employees (amongst the more than 20 Google delegates there) gave a little insight into how statistical analysis with R yields better results for companies using Google's various advertising products. Bill Heavlin from Google kicked off the session with a talk about conditional regression models, a statistical technique at Google used to evaluate the...

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Tweets vs. Likes: What gets shared on Twitter vs. Facebook?

July 28, 2011
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Tweets vs. Likes: What gets shared on Twitter vs. Facebook?

It always strikes me as curious that some posts get a lot of love on Twitter, while others get many more shares on Facebook: What accounts for this difference? Some of it is surely site-dependent: maybe one blogger has a Facebook page but not a Twitter account, while another has these roles reversed. But even

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