413 search results for "hadoop"

How Orbitz uses Hadoop and R to optimize hotel search

December 21, 2010
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How Orbitz uses Hadoop and R to optimize hotel search

Positional bias — the tendency for users to preferentially select results in the first few positions of a search — is a big issue for all kinds of search engines. But for online travel site Orbitz the stakes are higher than for a traditional Web search engine: if a customer chooses the first-listed hotel in a search for accommodations,...

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What’s Next for Revolution R and Hadoop?

November 30, 2010
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It's been a busy fall season for the team at Revolution Analytics. Over the past few months, we've announced major product enhancements for Revolution R -- RevoScaleR, for tackling big data sets, and RevoDeployR, for embedding Revolution R into wider applications. We've continued to add to our growing customer base at an aggressive rate and we've been busy crisscrossing...

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Using R and Hadoop to analyze VOIP data

November 8, 2010
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Last month, the newest member of Revolution's engineering team, Saptarshi Guha, gave a presentation at Hadoop World 2010 on using R and Hadoop to analyze 1.3 billion voice-over-IP packets to identify calls and measure call quality. Saptarshi, of course, is the author of RHIPE, which lets R programmers write map-reduce algorithms in the Hadoop framework without needing to learn...

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Saptarshi Guha on Hadoop, R

September 20, 2010
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Saptarshi Guha (author of the Rhipe package) joins the likes of Ebay, Yahoo, Twitter and Facebook and as one of just 37 presenters at the Hadoop World conference. (Revolution Analytics is proud to sponsor Saptarshi's presence at this event, which take place in New York on October 12.) He'll be talking about using R and Hadoop to analyze Voice-over-IP...

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My Experience at Hadoop Summit 2010 #hadoopsummit

June 30, 2010
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My Experience at Hadoop Summit 2010 #hadoopsummit

This week I had the opportunity the trek up north to Silicon Valley to attend Yahoo’s Hadoop Summit 2010. I love Silicon Valley. The few times I’ve been there the weather was perfect (often warmer than LA), little to no traffic, no road rage and people overall seem friendly and happy. Not to mention there are so many trees...

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You can Hadoop it! It’s elastic! Boogie woogie woog-ie!

February 16, 2010
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You can Hadoop it! It’s elastic! Boogie woogie woog-ie!

I just came back from the future and let me be the first to tell you this: Learn some Chinese. And more than just cào nǐ niáng (肏你娘) which your friend in grad school told you means “Live happy with many blessings”. Trust me, I’ve been hanging with Madam Wu and she told me

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Streaming Hadoop Data Into R Scripts

March 23, 2009
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Streaming Hadoop Data Into R Scripts

Along the lines of Mongo Measurement Requires Mongo Management, the HadoopStreaming package on CRAN provides utilities for applying R scripts to Hadoop streaming. Hadoop is used on Amazon's EC2.

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Predict Social Network Influence with R and H2O Ensemble Learning

July 29, 2015
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Predict Social Network Influence with R and H2O Ensemble Learning

What is H2O? H2O is an awesome machine learning framework. It is really great for data scientists and business analysts “who need scalable and fast machine learning”. H2O is completely open source and what makes it important is that works right of the box. There seems to be no easier way to start with scalable The post

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Installing and Starting SparkR Locally on Windows OS and RStudio

July 26, 2015
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Installing and Starting SparkR Locally on Windows OS and RStudio

Introduction With the recent release of Apache Spark 1.4.1 on July 15th, 2015, I wanted to write a step-by-step guide to help new users get up and running with SparkR locally on a Windows machine using command shell and RStudio. SparkR provides an R frontend to Apache Spark and using Spark’s distributed computation engine allows

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CACM Highlights R

July 23, 2015
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CACM Highlights R

The Association for Computing Machinery is the main professional organization for computer science, largely for academia but still with a broad membership. ACM publishes a number of journals, most of them for research but its flagship publication is a magazine, the Communications of the ACM. The current issue of the CACM includes an article, “Bringing … Continue reading...

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