Blog Archives

A Case Study in Reproducible Model Building

August 3, 2016
By
A Case Study in Reproducible Model Building

The U.S. Geological Survey (USGS) recently published a report describing a groundwater-flow model of the Wood River Valley (WRV) aquifer system. What makes this report unique (at least in my opinion) was the authors’ desire to make their work as r...

Read more »

Blog with Knitr and Jekyll

July 3, 2012
By
Blog with Knitr and Jekyll

The knitr package provides an easy way to embed R code in a Jekyll-Bootstrap blog post. The only required input is an R Markdown source file. The name of the source file used to generate this post is 2012-07-03-knitr-jekyll.Rmd, available here. Steps taken to build this post are as follows: Step 1 Create a Jekyll-Boostrap blog if...

Read more »

Grid2Polygons

June 25, 2012
By
Grid2Polygons

I’d like to introduce you to the Grid2Polygons function; an R function for converting sp spatial objects from class SpatialGridDataFrame to SpatialPolygonsDataFrame. The significance of this conversion is that spatial polygons can be transformed to a different projection or datum with the spTransform function in package rgdal. Postscript files created with spatial polygons are reduced in size and...

Read more »

Color Tools

June 1, 2012
By
Color Tools

Colors are mysterious business and choosing the right color or color palette for an R graphics can sometimes be a chore. To alleviate this burden, I present two functions for choosing color values. To access these functions install the RSurvey and dichromat packages: install.packages(c("RSurvey", "dichromat")) library(RSurvey) Choose Color The first function, ChooseColor (source), calls upon a graphical user interface (GUI)...

Read more »

Sponsors

Mango solutions



plotly webpage

dominolab webpage



Zero Inflated Models and Generalized Linear Mixed Models with R

Quantide: statistical consulting and training

datasociety

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)