764 search results for "Register"

R is short for SSIS

May 18, 2014
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R is Short for SSIS Data scientists often identify a need to join data from different, unlinked servers. One standard tool for accomplishing this is an SSIS package to consolidate the data onto one of the servers. For the analyst who wants to...

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qqman: an R package for creating Q-Q and manhattan plots from GWAS results

May 15, 2014
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qqman: an R package for creating Q-Q and manhattan plots from GWAS results

Three years ago I wrote a blog post on how to create manhattan plots in R. After hundreds of comments pointing out bugs and other issues, I've finally cleaned up this code and turned it into an R package.The qqman R package is on CRAN: http://cran.r-project.org/web/packages/qqman/The source code is on GitHub: https://github.com/stephenturner/qqmanIf you'd like to cite the...

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EARL Conference, London 15-17 September 2014

May 15, 2014
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EARL R Bloggers ad

By Liz Matthews. EARL (Effective Applications of the R Language) is a brand new conference and the first to focus on the growing commercial usage of R.   More and more companies are recognizing the strategic value of R for their data analysis and benefitting from its ease of use, the vast and growing number of packages available and, of...

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Mini-Hackathon in Philadelphia, tonight!

May 14, 2014
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If you're in the Philadelphia area and want to hack on some data with other R users this evening, come to the IntegriChain/Revolution Analytics Meetup at Drexel University. There will be an short lecture to introduce the problem, followed by a hacking session (virtual machines with Revolution R software and data will be provided). And of course, plenty of...

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Running R on 32 cores for 2USD/h

May 14, 2014
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Even though most modern computers already have four cores that can be used to speed up analysis – see here for a description. However, after starting to do more simulation studies it became apparent that this is highly impractical. The solution: Running R via R-studio on Amazons cloud servers. Thanks to Lois Aslett (http://www.louisaslett.com/RStudio_AMI/) this

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CFP: AusDM 2014 – the 12th Australasian Data Mining Conference

May 13, 2014
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CFP: AusDM 2014 – the 12th Australasian Data Mining Conference

********************************************************* 12th Australasian Data Mining Conference (AusDM 2014) Brisbane, Australia 27-28 November 2014 http://ausdm14.ausdm.org/ ********************************************************* Data Mining is the art and science of intelligent analysis of (usually big) data sets for meaningful insights. Data mining is actively applied across all … Continue reading →

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Twitter sentiment analysis based on affective lexicons with R

Twitter sentiment analysis based on affective lexicons with R

Continue to dig tweets. After we reviewed how to count positive, negative and neutral tweets in previous post, I discovered another great idea. Suppose positive or negative is not enough and we want to understand the rate of positivity or negativity. For example, “good” in tweet has 4 points rating, but “perfect” has 6. Thus, we... Read More »

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Comrades Marathon Negative Splits: The Plot Thickens

May 10, 2014
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Comrades Marathon Negative Splits: The Plot Thickens

I have been thinking a little more about those mysterious negative splits. Not too surprisingly, this thinking happened while I was out running along the Durban beachfront this morning. Let’s have a look at the ten most extreme negative splits from Comrades Marathon 2013: Below are the splits data for these runners (in the same

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The RSelenium R Package (Free Webinar)

May 7, 2014
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The Orange County R User Group (OC-RUG) will soon host a free webinar on the new “RSelenium” R Package which provides a set of R bindings for the Selenium 2.0 webdriver using the JsonWireProtocol. Using RSelenium, you can automate web browsers locally or remotely in order to test various web apps, such as Shiny applications – for example. Webinar Format: ...

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7 R Quirks That Will Drive You Nutty

May 5, 2014
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7 R Quirks That Will Drive You Nutty

7 R Quirks That Will Drive You Nutty StumpedEvery language has its idiosyncrasies. Some “designer”“ type languages have less due to extreme thoughtfulness of language engineers. I suspect Julia for example has many less quirks. However, despite...

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