2244 search results for "MAP"

Plot R Data With googleVis

September 30, 2012
By

Here is a little code snippet that shows how to do two things Use the Google Maps API to resolve place names into lat-long coordinate pairs. Plot R dataframes that contain lat-long data (for example from #1) onto Google Maps for quick visualization using the googleVis package.  The embedded map looks a little wonky here but it looks...

Read more »

Optimal seriation for your matrices

September 28, 2012
By
Optimal seriation for your matrices

In our previous post, we used a quick-and-dirty method for ordering the axes on our heatmap. It has been pointed out to me that There is a Package for That (which is my nominee for a new slogan for R — not that it needs a slogan). seriation offe...

Read more »

rasterVis to the rescue

September 26, 2012
By
rasterVis to the rescue

Programmers like Oscar Perpiñán Lamigueiro are the reason I love R!  Oscar is the maintainer of the rasterVis package and it in this post I’ll explain why it is must have package for anyone working with the raster package in R.  My latest project is focused on the NOAA’s Climate Reference Network. The details can

Read more »

Spatial segregation in cities – An explanation by a neural network model (Demographics & neural network)

September 25, 2012
By
Spatial segregation in cities – An explanation by a neural network model (Demographics & neural network)

Thanks to our guest bloggers

September 25, 2012
By
Thanks to our guest bloggers

I'm back from a very relaxing holiday in Australia. Many thanks to our guest bloggers for filling in over the last couple of weeks with some great information about R while I was away. If you missed any of the posts, be sure to check them out: Douglas McNair, "Population health management with RevoScaleR" Yihui Xie, "Integrate data and...

Read more »

Next Kölner R User Meeting: 5 October 2012

September 25, 2012
By
Next Kölner R User Meeting: 5 October 2012

The next Cologne R user group meeting is scheduled for 5 October 2012. All details and the agenda are available on the KölnRUG Meetup site. Please sign up if you would like to come along. Notes from the last Cologne R user group meeting are available ...

Read more »

Minimum Correlation Algorithm Example

September 23, 2012
By
Minimum Correlation Algorithm Example

Today I want to follow up with the Minimum Correlation Algorithm Paper post and show how to incorporate the Minimum Correlation Algorithm into your portfolio construction work flow and also explain why I like the Minimum Correlation Algorithm. First, let’s load the ETF’s data set used in the Minimum Correlation Algorithm Paper using the Systematic

Read more »

How to use your favorite fonts in R charts

September 20, 2012
By
How to use your favorite fonts in R charts

Today's guest post comes from Winston Chang, a software developer at RStudio — ed. When it comes to making figures in R, you can use any font you like, as long as it's Helvetica, Times, or Courier. Using other fonts that are installed on your computer can seem an impossible task, especially if you want to save the output...

Read more »

Why are pirates called pirates?

September 19, 2012
By
Why are pirates called pirates?

In homage to International Talk Like a Pirate Day… I recently stumbled across a series of blog posts from the folks at IDV that visualised the archive of recorded pirate attacks which has been collected by the US National Geospatial-Intelligence Agency. It’s a dataset of 6000+ pirate attacks which have been recorded over the last 30 … Continue reading...

Read more »

Designing Data Apps with R at Periscopic

September 18, 2012
By
Designing Data Apps with R at Periscopic

Today's guest post comes to us from Andrew Winterman, Data Designer at data visualization company Persiscopic. He shares with us the process of using the R language and other tools to create an interactive data application for a client — ed. The Hewlett Foundation contacted us a few months ago because they were interested in exploring ways to visualize...

Read more »