2220 search results for "Regression"

Some basics for base graphics

January 15, 2015
By
Some basics for base graphics

by Joseph Rickert One of the greatest strengths of the R language is surely the base graphics capabilities. Grid graphics, lattice, ggplot2, bigvis and the many R packages that interface with javascript D3 graphics have added astounding capabilities, well beyond what can be achieved with base graphics alone. Nevertheless, the quick, one line, base graphics plots ( like plot()...

Read more »

Predictive analysis in eCommerce part-3

January 13, 2015
By

Welcome to the third part of series posts. In previous post, I discussed about the data points which we require to perform predictive analysis. In this post I will discuss about the solution approach along with required methodology and its implementation in R. Before we move ahead in this part, let us recall the prediction The post Predictive...

Read more »

Using and interpreting different contrasts in linear models in R

January 13, 2015
By
Using and interpreting different contrasts in linear models in R

When building a regression model with categorical variables with more than two levels (ie “Cold”, “Freezing”, “Warm”) R is doing internally some transformation to be able to compute regression coefficient. What R is doing is that it is turning your categorical variables into a set of contrasts, this number of contrasts is the number of

Read more »

Using and interpreting different contrasts in linear models in R

January 13, 2015
By
Using and interpreting different contrasts in linear models in R

When building a regression model with categorical variables with more than two levels (ie “Cold”, “Freezing”, “Warm”) R is doing internally some transformation to be able to compute regression coefficient. What R is doing is that it is turning your categorical variables into a set of contrasts, this number of contrasts is the number of

Read more »

rfoaas 0.1.1

January 11, 2015
By

A brand new and shiny version of rfoaas is now on CRAN. The rfoaas package provides an interface for R to the most excellent FOAAS service--which provides a modern, scalable and RESTful web service for the frequent need to tell someone to f$#@ off. T...

Read more »

Another release day: ggRandomForests V1.1.3

January 8, 2015
By
Another release day: ggRandomForests V1.1.3

Continuing progress with the vignettes mean bug fixes in the code. Plus I’m presenting the regression random forest vignette to the stats group here tomorrow. http://cran.r-project.org/web/packages/ggRandomForests/index.html I’ve got another blog post percolating that will detail the biggest change in this… Continue reading →

Read more »

Top 77 R posts for 2014 (+R jobs)

January 7, 2015
By
Top 77 R posts for 2014 (+R jobs)

R-bloggers.com is 5 years old this month! In celebration, this post share links to the top 77 most read R posts of 2014 (+stats on R-bloggers, + top R jobs for the beginning of 2015)

Read more »

Talk to R

January 5, 2015
By
Talk to R

Here's a neat demo from Yihui Xie: you can talk to this R graph and customize it with voice commands. You'll need to click through the link to start the demo in a new window, and you'll need to be using Chrome and allow access to your microphone. (If you can't get it to work on your system, here's...

Read more »

New Version of caret on CRAN

January 5, 2015
By
New Version of caret on CRAN

A new version of caret is on CRAN. Some recent features/changes: The license was changed to GPL >= 2 to accommodate new code from the GA package. New feature selection functions gafs and safs were adde...

Read more »

learn R wisdom with fortunes

January 5, 2015
By
learn R wisdom with fortunes

I like running fortune every time when the terminal was started. A screenshot is shown below: At the end of the post trick things in R, I introduced the fortunes package of R. Read More: 1656 Words Totally

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)