DavidMSmith

367 Articles

When is a zero not a zero?

Answer: when it's in floating point.No, this isn't my entry for the…

DavidMSmith
8 Min Read

Using R in Astronomy

Alastair Sanderson of the University of Birmingham has a fantastic set of…

DavidMSmith
1 Min Read

Rich voters, poor voters, and the 2008 election

Andrew Gelman, guest-blogging at fivethirtyeight.com, uses survey data from before the 2008…

DavidMSmith
1 Min Read

Copulas and Wall Street

Wired Magazine has an article this week on the credit crisis: Recipe…

DavidMSmith
2 Min Read

Detecting latent variables… in rock music

Here's a neat example of data analysis and visualization (sadly, not using…

DavidMSmith
3 Min Read

R, the FDA, and clinical trials

There's been an interesting discussion recently on the R Project group on…

DavidMSmith
8 Min Read

Choosing colors in R

R has very powerful capabilities for choosing colors to use in statistical…

DavidMSmith
2 Min Read