If the network is too selective, the cost function used to generate it doesn't penalize extreme predictions sufficiently? It was generated using quadratic cost when it should have been using cross-entropy cost?
On Mon, May 23, 2016 at 12:08 AM Álvaro Begué <alvaro.be...@gmail.com> wrote: > Disclaimer: I haven't actually implemented MCTS with NNs, but I have > played around with both techniques. > > Would it make sense to artificially scale down the values before the > SoftMax is applied, so the probability distribution is not as concentrated, > and unlikely moves are not penalized as much? > > > > On Sun, May 22, 2016 at 3:54 PM, Rémi Coulom <remi.cou...@free.fr> wrote: > >> Hi, >> >> Thanks for using Crazy Stone. >> >> I tried changes during the week, but nothing worked. So the version that >> played the game was almost identical to the commercial version. >> >> The search did not anticipate Black E8 after B3. It seems the NN makes >> the search too selective. I will investigate more. >> >> Rémi >> >> ----- Mail original ----- >> De: "Paweł Morawiecki" <pawel.morawie...@gmail.com> >> À: computer-go@computer-go.org >> Envoyé: Dimanche 22 Mai 2016 21:29:56 >> Objet: Re: [Computer-go] Hajin Lee will play a live commented game >> against CrazyStone >> >> >> >> Hi, >> >> >> >> >> >> >> >> >> >> It's fun to hear the pro making comments as she goes. I had hoped for a >> better game, though. >> Any comments from the CS camp? >> >> >> >> I'm not from CrazyStone Team but a happy user of CS Deep Learning. >> >> >> I analyzed the game (30 000 playouts per move) with the version >> commercially available and it got everything right. I mean every move Hajin >> Lee questioned was also questioned by CrazyStone running on my PC. It >> includes: >> >> >> - questionable attachment in the first joseki they played >> - hane in upper-left corner >> - and finally a blunder at b3 (loosing move) and selection of this joseki >> as well >> >> >> Remi said that he's been working hard to improve CS over the last week, >> but it looks like something went wrong and instead he got clearly a weaker >> program. Particularly this B3 is really strange, where right after this >> white catches everything with one move. Remi, what went wrong? >> >> >> Cheers, >> Paweł >> >> >> >> >> >> >> >> >> >> >> >> >> >> Thanks, >> Álvaro. >> >> >> >> >> >> >> >> >> On Mon, May 16, 2016 at 3:58 AM, Xavier Combelle < >> xavier.combe...@gmail.com > wrote: >> >> >> >> That's fantastic >> >> >> I suppose crazystone will play with crazystone account, but what will be >> her handle ? >> >> >> >> >> >> 2016-05-16 9:50 GMT+02:00 Rémi Coulom < remi.cou...@free.fr > : >> >> >> Hi, >> >> I am very happy to announce that Hajin Lee will play a live commented >> game against Crazy Stone on Sunday, at 8PM Korean time. The game will take >> place on KGS, and she will make live comments on her youtube channel. >> >> Haylee's youtube: >> https://www.youtube.com/c/HayleesWorldofGoBaduk >> >> Rémi >> _______________________________________________ >> Computer-go mailing list >> Computer-go@computer-go.org >> http://computer-go.org/mailman/listinfo/computer-go >> >> _______________________________________________ >> Computer-go mailing list >> Computer-go@computer-go.org >> http://computer-go.org/mailman/listinfo/computer-go >> >> >> _______________________________________________ >> Computer-go mailing list >> Computer-go@computer-go.org >> http://computer-go.org/mailman/listinfo/computer-go >> >> >> _______________________________________________ >> Computer-go mailing list >> Computer-go@computer-go.org >> http://computer-go.org/mailman/listinfo/computer-go >> _______________________________________________ >> Computer-go mailing list >> Computer-go@computer-go.org >> http://computer-go.org/mailman/listinfo/computer-go >> > > _______________________________________________ > Computer-go mailing list > Computer-go@computer-go.org > http://computer-go.org/mailman/listinfo/computer-go
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