I want to determine the difference between distributions. When would I use kl-divergence and when would I use rmse? It seems like both equations reduce deviation to a single number, but couldn't find a comparison between them.
posted by lpctstr; on Nov 4, 2009 - 5 answers

I have a bucket containing N marbles: M white marbles and N-M black marbles. I need to grab a handful of marbles (n) and figure out the probability of having picked up m white marbles. [more inside]
posted by Blazecock Pileon on Nov 6, 2008 - 16 answers

for the statisticians: what probability distribution do I want to fit to my data, and how? [more inside]
posted by russm on Jan 18, 2008 - 17 answers

Do foot sizes follow a normal distribution?
posted by blue_beetle on Dec 9, 2007 - 29 answers

FunctionFilter: I need a function that allows me to skew a distribution from a uniform distribution to an extremely biased distribution for a domain and range of (0,1). [more inside]
posted by allan on Aug 28, 2006 - 6 answers