Philippe,
Many thanks again for being so helpful and quick to respond.
I think there is a bug in your pubEvalVal() function in
gnubg-nn/gnubg/eval.c as explained in the attached PDF. If there are men
on the bar, these are not subtracted from the number of men off and the
total number of check
Can anyone confirm the score of a recent version of gnubg vs. pubeval? I
hacked the source and found that gnubg v1.06 averaged +1.1ppg (82% wins)
over 10k games, but a recent paper Papahristou & Refanidis (2017) quotes
+0.60 ppg which is only marginally better than TD-Gammon (+0.59). My
number