332 search results for "hadoop"

A Rough Guide to Data Science

July 9, 2013
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A Rough Guide to Data Science

If Big Data was last year's buzzword, Data Science may reach the same level of hype this year. There's no shortage of discussion about the high demand for data scientists, the term's usefulness as a designation, and even declarations of its "sexiness" as a career. And as with many terms that reach a critical mass on social media, data...

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In case you missed it: June 2013 Roundup

July 3, 2013
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In case you missed them, here are some articles from June of particular interest to R users: You can create a Word document from a template and an R script with the R2DOCX package. Joe Rickert reviews books and other resources for learning about time series analysis in R. Timely Portfolio covers 15 years of history of time series...

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Predictive analysis on Web Analytics tool data

July 3, 2013
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Predictive analysis on Web Analytics tool data

In our previous webinar, we discussed on predictive analytics and basic things to perform predictive analysis. We also discussed on an eCommerce problem and how it can be solved using predictive analysis. In this post, I will explain R script that I used to perform predictive analysis during webinar. Before I explain about R script,

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Revolution Newsletter: June 2013

June 27, 2013
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The most recent edition of the Revolution Newsletter came out a couple of weeks ago. In case you missed it, the news section is below, and you can read the full June edition (with highlights from this blog and community events) online. You can subscribe to the Revolution Newsletter to get it monthly via email. R is for Analytics:...

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Time Is on My Side – A Small Example for Text Analytics on a Stream

June 23, 2013
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Time Is on My Side – A Small Example for Text Analytics on a Stream

Introduction and Background While my last posting was about recommendation in the context of Location Based Social Networks there are also other interesting topics regarding the analysis of unstructured data. The most established one is probably Text Analytics/Mining focusing on all sorts of text data.For me, coming from spatial analysis, these topic is relatively new but I couldn’t help noticing...

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PivotalR Improves the Scalability and Performance of In-Database Analytics

June 18, 2013
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PivotalR Improves the Scalability and Performance of In-Database Analytics

One of the greatest challenges while working with big datasets concerns the need to move information out of storage for analysis. To this end, the recent announcement of PivotalR 0.1 extends Pivotal HD's capabilities, allowing users of the statistical programming language R to perform in-database analytics without leaving the command line.

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Bringing R to the Enterprise – new white paper available

June 10, 2013
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Check out this new white paper entitled "Bringing R to the Enterprise -  A Familiar R Environment with Enterprise-Caliber Performance, Scalability, and Security." In this white paper, we begin with "Beyond the Laptop" exploring the ability to run R code in the database, working with CRAN packages at the database server, operationalizing R analytics, and...

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Mahout for R Users

June 9, 2013
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Mahout for R Users

I have a few posts coming up on Apache Mahout so I thought it might be useful to share some notes. I came at it as primarily an R coder with some very rusty Java and C++ somewhere in the back of my head so that will be my point of reference. I’ve also included … Continue reading...

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A Big Data introduction

June 5, 2013
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Since R uses the computer RAM, it may handle only rather small sets of data. Nevertheless, there are some packages that allow to treat larger volumes and the best solution is to connect R with a Big Data environment. This … Continue reading →

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Ryan Sheftel: "R on the Trading Desk"

May 30, 2013
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by Joseph Rickert In a post last week, I offered some first impressions about R/Finance 2013. Apparently, I was way off in estimating that 30% of the attendees were academics. The R/Finance organizers were quick to point out that percentage of academics attending the conference has been a constant 10% over the years; and this year was no different....

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