867 search results for "SQL"

Factors are not first-class citizens in R

September 23, 2014
By
Factors are not first-class citizens in R

The primary user-facing data types in the R statistical computing environment behave as vectors. That is: one dimensional arrays of scalar values that have a nice operational algebra. There are additional types (lists, data frames, matrices, environments, and so-on) but the most common data types are vectors. In fact vectors are so common in R Related posts:

Read more »

Webinar September 25: Data Science with R

September 19, 2014
By

A quick heads up that if you'd like to get a great introduction to doing data science with the R language, Joe Rickert will be giving a free webinar next Thursday, September 25: Data Science with R. Regular readers of the blog will be familiar with Joe's posts on this topic. A few recent examples include posts on comparing...

Read more »

Princess Jasmine’s Trick

September 12, 2014
By
Princess Jasmine’s Trick

I’m history! No, I’m mythology! Nah, I don’t care what I am; I’m free hee! (Genie, when he is released from the magical oil lamp by Aladdin) A long time ago, in a kingdom far away, lived a beautiful princess named Jasmine. There also lived a very rich and evil wizard named Jafar, who was

Read more »

4 new R jobs (for September 10th 2014) and a new “about us” video

September 10, 2014
By
4 new R jobs (for September 10th 2014) and a new “about us” video

This is the bimonthly R Jobs post (for 2014-09-10), based on the R-bloggers’ sister website: R-users.com. This time, I’d like to start by thanking Jeff Weakley (more on Jeffat the end of this post) for his huge help in producing the following short (1:30 minutes) video about R-users: If you are an employer who is looking to hire people from the R community, please visit this...

Read more »

R tops KDNuggets data analysis software poll for 4th consecutive year

August 29, 2014
By
R tops KDNuggets data analysis software poll for 4th consecutive year

KDNuggests asked its readers the question "What programming/statistics languages you used for an analytics / data mining / data science work in 2014?" and one again, R was the #1 response. (R was also the #1 response in similar polls in 2013, 2012 and 2011.) The top 5 selections of the 719 respondents were: R (352 respondents) SAS (262)...

Read more »

Critical Data (free) Hackathon in London (Sept 6-7, 2014)

August 11, 2014
By

We would like to invite you to participate in our forthcoming Critical Data Marathon a FREE event taking place in London on 6-7 September 2014. The event is collaboratively organised between researchers at Massachusetts Institute of Technology (MIT), University College London, King’s College London, and Imperial College London.The data marathon will bring together frontline healthcare providers (nurses, pharmacists, doctors) with data scientists to...

Read more »

Social Media Mining and Bioinformatics (with R)

August 5, 2014
By
Social Media Mining and Bioinformatics (with R)

In June and July, I receive copies of two books, Social Media Mining with R, by Nathan Danneman and Richard Heimann Bioinformatics with R Cookbook, by Paurush Praveen Sinha For the first one, two recent interesting books deal with the same topic. Reza Zafarani, Mohammad Ali Abbasi and Huan Liu published last year Social Media Mining: An Introduction. Actually, the book can...

Read more »

Active Benchmarking in the Cloud

July 31, 2014
By

Recently, Joyent published a series of benchmarks using YCSB (Yahoo Cloud Service Benchmark) comparing the performance of MongoDB, PostgreSQL, and Elasticsearch between machines running in the Joyent Public Cloud and similarly configured machines running on Amazon Web Services. When I looked at the…

Read more »

Active Benchmarking in the Cloud

July 31, 2014
By

Recently, Joyent published a series of benchmarks using YCSB (Yahoo Cloud Service Benchmark) comparing the performance of MongoDB, PostgreSQL, and Elasticsearch between machines running in the Joyent Public Cloud and similarly configured machines running on Amazon Web Services. When I looked at the…

Read more »

jpmml and R (Free Webinar)

July 28, 2014
By
jpmml and R (Free Webinar)

This free, global webinar will provide an introduction to jpmml, the world’s leading open-source PMML scoring engine currently being utilized by companies such as Airbnb to rapidly deploy predictive models into production. Webinar Format: – What is PMML? – Building … Continue reading →

Read more »

Sponsors

Never miss an update!
Subscribe to R-bloggers to receive
e-mails with the latest R posts.
(You will not see this message again.)

Click here to close (This popup will not appear again)