Monthly Archives: June 2009

In an earlier post, I looked at a couple of different ways to estimate the parameters of a latent Dirichlet allocation (LDA) model, namely the topic mixing proportions and the multinomial topic distributions . Continuing along those lines, here I … Continue reading →

As a result of a conversation I recently had, I was curious to know how far two people plucked at random from the population of the world/US would be. I used the data from the R maps package and figured … Continue reading →