1880 search results for "tutorial"

“Mail merge” with RMarkdown

June 1, 2015
By
“Mail merge” with RMarkdown

The term “mail merge” might not be familiar to those who have not worked in an office setting, but here is the Wikipedia definition: Mail merge is a software operation describing the production of multiple (and potentially large numbers of) documents from … Continue reading →

Read more »

Analysis of gene expression timecourse data using maSigPro

May 28, 2015
By
Analysis of gene expression timecourse data using maSigPro

About a year ago, I did a little work on a very interesting project which was trying to identify blood-based biomarkers for the early detection of stroke. The data included gene expression measurements using microarrays at various time points after the onset of ischemia (reduced blood supply). I had not worked with timecourse data before,

Read more »

Analysis of gene expression timecourse data using maSigPro

May 28, 2015
By
Analysis of gene expression timecourse data using maSigPro

About a year ago, I did a little work on a very interesting project which was trying to identify blood-based biomarkers for the early detection of stroke. The data included gene expression measurements using microarrays at various time points after the onset of ischemia (reduced blood supply). I had not worked with timecourse data before,

Read more »

SparkR preview by Vincent Warmerdam

May 28, 2015
By
SparkR preview by Vincent Warmerdam

SparkR preview in Rstudio Apache Spark is the hip new technology on the block. It allows you to write scripts in a functional style and the technology behind it will allow you to run iterative tasks very quickly on a cluster of machines. It’s benchmarked to be quicker than hadoop for most machine learning use

Read more »

Live Earthquake Map with Shiny and Google Map API

May 27, 2015
By
Live Earthquake Map with Shiny and Google Map API

In the post Exchange data between R and the Google Maps API using Shiny I presented a very simple way to allow communication between R and javascript using shiny.This is an example of a practical approach for which that same system can be used to create a useful tool to visualize seismic events collected from USGS in...

Read more »

R #1 by Wide Margin in Latest KDnuggets Poll

May 27, 2015
By
R #1 by Wide Margin in Latest KDnuggets Poll

The results of the latest KDnuggets Poll on software for Analytics, Big Data and Data Mining are out, and R has moved into the #1 position by a wide margin. I’ve updated the Surveys of Use section of The Popularity of Data … Continue reading →

Read more »

Interactive maps of Crime data in Greater London

May 25, 2015
By
Interactive maps of Crime data in Greater London

In the previous post we looked at ways to perform some introductory point pattern analysis of open data downloaded from Police.uk. As you remember we subset the dataset of crimes in the Greater London area, extracting only the drug related ones. Subseq...

Read more »

R Now Contains 150 Times as Many Commands as SAS

May 22, 2015
By
R Now Contains 150 Times as Many Commands as SAS

by Bob Muenchen In my ongoing quest to analyze the world of analytics, I’ve updated the Growth in Capability section of The Popularity of Data Analysis Software. To save you the trouble of foraging through that tome, I’ve pasted it below. … Continue reading →

Read more »

How To Analyze Data: 21 Graphs that Explain the Same-Sex Marriage Case, Public Opinion, & Supreme Court

May 21, 2015
By
How To Analyze Data: 21 Graphs that Explain the Same-Sex Marriage Case, Public Opinion, & Supreme Court

The nine Justices on the United States Supreme Court recently took up a case about same-sex marriage. The question in Obergefell v. Hodges is whether states are required to license and recognize marriages between two people of the same sex. This post e...

Read more »

First Steps with Structural Equation Modeling

May 20, 2015
By
2015-05-21 23_11_54-Clipboard

Last Friday at the Davis R Users’ Group, Grace Charles gave a presentation on structural equation modeling in R using the Lavaan package. Here’s the video and her slides. We’ve also posted Grace’s script from the presentation as a gist here. More resources that Grace mentioned in her talk below. Resources Jim Grace’s website...

Read more »

Sponsors

Mango solutions



RStudio homepage



Zero Inflated Models and Generalized Linear Mixed Models with R

Dommino data lab

Quantide: statistical consulting and training



http://www.eoda.de







ODSC

ODSC

CRC R books series





Six Sigma Online Training





Contact us if you wish to help support R-bloggers, and place your banner here.

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)