These are chat archives for elemental/chat

15th
Oct 2016
Ryan H. Lewis
@rhl-
Oct 15 2016 04:08
@poulson just pushed a branch with my initial BFGS impl. any thoughts on test cases appreciated
Jack Poulson
@poulson
Oct 15 2016 14:49
a long time ago I was working on BFGS for logistic regression
but I never finished it
you might want to look into Fisher's scoring method
Ryan H. Lewis
@rhl-
Oct 15 2016 15:30
do you have the branch? My line search doesn't work for a simple 1x1 example :(
Jack Poulson
@poulson
Oct 15 2016 16:39
what do you mean?
I don't think I ever committed it
Ryan H. Lewis
@rhl-
Oct 15 2016 23:37
ah, oh well
what about fishers scoring method?
oh I see, a way of generating test cases. It seems my line search is majorly screwy.
i'm not sure why..