Anders, I did send a message along afterwards apologizing. Did that not get through?
Too many apache projects start with 'm'. --benson On Fri, Apr 29, 2011 at 7:37 AM, Anders Hammar <[email protected]> wrote: > Re-reading your mail a few times I seriously hope that this was posted to > the wrong list, as I don't understand anything...? > > /Anders > > On Fri, Apr 29, 2011 at 13:30, Benson Margulies <[email protected]>wrote: > >> With some help from Ted (which I plan to turn into a checked-in tool >> if he doesn't get there first), I'm running LR on my initial small >> example. >> >> I adapted Ted's rcv1 sample to digest a directory containing >> subdirectories containing exemplars. >> >> Ted's delightfully small program pushes all of the data into the model >> 'n' times (n is 10 in my current variation. It displays the best >> learner's accuracy at each iteration. >> >> The example is 1000 docs in 10 categories. >> >> With 20k-features, I note that the accuracy scores get worse on each >> iteration of pushing the data into the model. >> >> After the first pass, the model hasn't trained yet. After the second, >> accuracy is 95.6%, and then if drifts gracefully downward with each >> additional iteration, landing at .83. >> >> I'm puzzled; I'm accustomed to overfitting causing scores to inflate, >> but this pattern is not intuitive to me. >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: [email protected] >> For additional commands, e-mail: [email protected] >> >> > --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
