781 search results for "maps"

Homogeneity analysis of hierarchical classifications

August 10, 2010
By
Homogeneity analysis of hierarchical classifications

I've spent more years than I care to remember analysing vegetation survey data (typically species abundances in plots) using a variety of software including my own algorithms coded in FORTRAN and C++. A recent query on the r-help list, about how to det...

Read more »

Homogeneity analysis of hierarchical classifications

August 10, 2010
By
Homogeneity analysis of hierarchical classifications

I've spent more years than I care to remember analysing vegetation survey data (typically species abundances in plots) using a variety of software including my own algorithms coded in FORTRAN and C++. A recent query on the r-help list, about how to determine the number of groups to define in a hierarchical classification produced with the hclust function, prompted...

Read more »

How to animate Google Earth with R

August 6, 2010
By
How to animate Google Earth with R

We've looked before at how you can annotate geographical maps using R, but what if you want to overlay data onto a globe of the Earth, using Google Earth? The RKML package for R (from the OmegaHat project) allows you to do just that, by providing a high-level interface from R to generate KML files, which in turn are...

Read more »

Notes from useR! 2010

July 29, 2010
By
Notes from useR! 2010

R is a free software environment for statistical computing and graphics, used by a growing number of economists, engineers, and data analysts every day at Google. We’ve even published our R Style Guide on Google Code. The R community has...

Read more »

Notes from useR! 2010

July 29, 2010
By
Notes from useR! 2010

R is a free software environment for statistical computing and graphics, used by a growing number of economists, engineers, and data analysts every day at Google. We’ve even published our R Style Guide on Google Code. The R community has...

Read more »

Visualizing the census

July 9, 2010
By
Visualizing the census

Now that the 2010 survey is over, you might be wondering what we can learn from the data when the aggregated results are published. For a good guide to the kinds of questions you'll be able to answer, take a look at StatJump, where you can see tables and charts of the results of the 2000 census: population data...

Read more »

Happy 4th of July

July 3, 2010
By
Happy 4th of July

library(maps)states <- data.frame(map("state", plot=FALSE))plot(states, type = "l", col = "navy", axes = FALSE, xlab = "", ylab = "")title("Happy 4th of July",  col.main = "red")

Read more »

What I need to know…

June 19, 2010
By

is maps and geographical data representation in R. In case you’re curious too this is a good study material from R-Bloggers : maps ; geographical ; spatial Ok. This could be a tweet rather than a post…

Read more »

Statistical Analysis and Visualization of the Drug War in Mexico

June 15, 2010
By
Statistical Analysis and Visualization of the Drug War in Mexico

On December 11, 2006 Felipe Calderon, as the first significant act of his presidency, sent the army to his home state of Michoacan. He claimed that it was to regain control of territories lost to the drug cartels, and indeed, a new cartel had started operating in Michocan. But the fact that he won the election by the slim margin of...

Read more »

Statistical Analysis and Visualization of the Drug War in Mexico

June 15, 2010
By
Statistical Analysis and Visualization of the Drug War in Mexico

On December 11, 2006 Felipe Calderon, as the first significant act of his presidency, sent the army to his home state of Michoacan. He claimed that it was to regain control of territories lost to the drug cartels, and indeed, a new cartel had started operating in Michocan. But the fact that he won the election by the slim margin of...

Read more »