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Last week's meeting of the Chicago area Hadoop User Group (a joint meeting the Chicago R User Group, and sponsored by Revolution Analytics) focused on crunching Big Data with R and Hadoop. Jeffrey Breen, president of Atmosphere Research Group, frequently deals with large data sets in his airline consulting work, and R is his "go-to tool for anything data-rel

The successful landing of the Curiosity Rover on Mars last weekend was a genuinely thrilling event, and the excitement has spawned not just the well-deserved technical plaudits but the emergence of entire memes.

Earlier this year data scientist Ryan Rosario gave a talk on parellel computing with R to the Los Angeles R User Group, and he recently made the slides from the talk available online. They're a great resource for anyone looking to make use of multi-processor systems a Hadoop based architechure to speed computations with big data.

If you live in the US, you've probably visited a Williams Sonoma store for gourmet food or quality cookware for the kitchen. And if you've shopped at Pottery Barn or West Elm stores for furniture, those chains are part of the Williams Sonoma stable as well. All three brands have major online stores, all supported by a sophisticated marketing operation.

We're excited to announce the latest outpost of the Revolution Analytics team, with the opening of a new office in Singapore! This office will serve as the local HQ for Revolution Analytics serving our customers in the Asia-Pacific region.

Biostatistician and R user Matt Cooper noticed recently that the price he pays for petrol (gasoline) at the pump in Perth, Australia was about the same as he was paying four years ago. Nonetheless, inflation has marched on over the years, so does that mean petrol is effectively cheaper now than it used to be?

We have three new local R user groups to announce this month.

The Alamo City R Users Group in San Antonio becomes the fifth R user group in Texas. The group's just getting started, and volunteers are always welcome.  

I had no idea Chatroulette was still going strong, but for those that aren't familiar, it's a web application where you're randomly connected via video chat to a stranger.

In case you missed them, here are some articles from June of particular interest to R users.

Ricky Ho has created a reference a 6-page PDF reference card on Big Data Machine Learning, with examples implemented in the R language. (A free registration to DZone Refcardz is required to download the PDF.) The examples cover: