I have recently restarted working with Stan and unfortunately ran into the problem that my (hierarchical) Bayesian models often produced divergent transitions. And when this happens, the warning basically only...continue reading.
Several years back I wrote a two part blog series in response to seeing questions about plotting and reordering on list serves, talkstats.com, and stackoverflow. Part I discussed the basics of...continue reading.
CRAN package XML has something wrong at parsing html pages encoded in cp932 (shift-jis). In this report, I will show these issues and also their solutions which is workable at...continue reading.
R is great, and you can do a LOT OF stuff with it.However, sometimes you want to do really basic stuff with huge or a lot of files. At work,...continue reading.
It’s a pain to design statistics exercises each semester, and because students from previous share old exercises with the new incoming students, it’s hard to design simple exercises that students...continue reading.