-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 What are you using for loss?
this: layers { name: "loss4" type: EUCLIDEAN_LOSS loss_weight: 2.0 bottom: "vvv" bottom: "pool2" top: "accloss4" } ? Am 04.03.2016 um 16:23 schrieb Hiroshi Yamashita: > Hi, > > I tried to make Value network. > > "Policy network + Value network" vs "Policy network" Winrate > Wins/Games 70.7% 322 / 455, 1000 playouts/move 76.6% 141 / > 184, 10000 playouts/move > > It seems more playouts, more Value network is effetctive. Games is > not enough though. Search is similar to AlphaGo. Mixing parameter > lambda is 0.5. Search is synchronous. Using one GTX 980. In 10000 > playouts/move, Policy network is called 175 times, Value network is > called 786 times. Node Expansion threshold is 33. > > > Value network is 13 layers, 128 filters. (5x5_128, 3x3_128 x10, > 1x1_1, fully connect, tanh) Policy network is 12 layers, 256 > filters. (5x5_256, 3x3_256 x10, 3x3_1), Accuracy is 50.1% > > For Value network, I collected 15804400 positions from 987775 > games. Games are from GoGoD, tygem 9d, 22477 games > http://baduk.sourceforge.net/TygemAmateur.7z KGS 4d over, 1450946 > games http://www.u-go.net/gamerecords-4d/ (except handicaps > games). And select 16 positions randomly from one game. One game is > divided 16 game stage, and select one of each. 1st and 9th position > are rotated in same symmetry. Then Aya searches with 500 playouts, > with Policy network. And store winrate (-1 to +1). Komi is 7.5. > This 500 playouts is around 2730 BayesElo on CGOS. > > I did some of this on Amazon EC2 g2.2xlarge, 11 instances. It took > 2 days, and costed $54. Spot instance is reasonable. However > g2.2xlarge(GRID K520), is 3x slower than GTX 980. My Pocicy > network(12L 256F) takes 5.37ms(GTX 980), and 15.0ms(g2.2xlarge). > Test and Traing loss are 0.00923 and 0.00778. I think there is no > big overfitting. > > Value network is effective, but Aya has still fatal semeai > weakness. > > Regards, Hiroshi Yamashita > > _______________________________________________ Computer-go mailing > list Computer-go@computer-go.org > http://computer-go.org/mailman/listinfo/computer-go > -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (GNU/Linux) iQIcBAEBAgAGBQJW7SzYAAoJEInWdHg+Znf4gV8P/jylYxgTHDY/i2RdGy4TaviL sL7M2y1d/7xpcUYZHmCBV32jhDfoIEh3hzW9ZYIVylak6JJgwy+czDVbCy30akZL MMLKYUjtcHrQJphOXcYMsBJ/CYgsRVO45AAUgFXiHRlXuCs9LVrB41QjjQ291Cph sTgNOUaxa62CHT85eKFWGfyKNIRo4p0uWQhnen2ZCrrVyaghV8Iqzjcjgxotlzuf Ur2bwBb3SlkE31x9slQYpiFJ+jkfTDLqF0Z2gFqiZTf+sUxA03LP+j64+3cMaMou kyHizVJMGk+JOg2z4cdIVFoLkT4FdrmD5R7zpv5RLQ6Q9r7wOLE5Ptho6fxkRShU d0qofNnEQwIKz48knqBdPVuo+yZlv8b/JopyVaPEN1isq0Hab0I2ASCMWAAZRbeF 5xdCP2MdvMoSuDSSBTeZRQnLCAntGZ5O+PDYbGVqVaperDSeqszSdXQ+DrhpkGwm uWT2D3YYO0/P9ovdTd0NEf11A+PlOF/CfGbdOfCbjxOT9cE2WyZOpy2hPu2SMj8d 2cgt36FVD+1lQueaWiJlTa6Q/8mehBCgLJLNHMuF3v8TTCUP2ofwWr1eZ5Y7T1DU D2xX2eVo6HUdaehwjc9X8Gsa37nJIYtEAHm2BFxzlASdntj9eMgbg3GNYtSwr/2r T6QqYjbRQJO6+mw0iU0t =S3fg -----END PGP SIGNATURE----- _______________________________________________ Computer-go mailing list Computer-go@computer-go.org http://computer-go.org/mailman/listinfo/computer-go