Search found 748 matches

by smatovic
Thu Jul 05, 2012 6:26 pm
Forum: Computer Chess Club: General Topics
Topic: Windows 8 Begins to Convince me....
Replies: 19
Views: 3906

Re: Windows 8 Begins to Convince me....

...at least you tried, thats a point for you. Back in Windows 2000 and XP times i was a Windows Power User and i know what a big step it is when you leave your well known ecosphere. so, leave that stone and accompany me to a beer just opened a bottle wine (Castello di Tagliolo) and enjoy how Moron s...
by smatovic
Wed Jul 04, 2012 11:39 am
Forum: Computer Chess Club: General Topics
Topic: Windows 8 Begins to Convince me....
Replies: 19
Views: 3906

Re: Windows 8 Begins to Convince me....

After wiping out an Ubuntu thing I had in one of my Pc's,
Judas, stone him ;)

--
Srdja
by smatovic
Tue Jul 03, 2012 12:05 pm
Forum: Computer Chess Club: Programming and Technical Discussions
Topic: link to paper on solving games on the GPU
Replies: 3
Views: 1089

Re: link to paper on solving games on the GPU

Yep, thanks to Rein and congratulations to Damian.

...but i am not sure if an Breadth-First-Search is possible for chess with depths greater seven.

--
Srdja
by smatovic
Mon Jun 25, 2012 8:26 pm
Forum: Computer Chess Club: Programming and Technical Discussions
Topic: Help with Best-First Select-Formula
Replies: 10
Views: 1985

Re: Help with Best-First Select-Formula

Do you have tested if there is a difference in counting unexplored moves versus unexplored tactical moves ?
No...i will implement special moves as next in my engine, so i am able to run test games against other engines. May i ask which engines and time controls you use for testing?

--
Srdja
by smatovic
Sun Jun 24, 2012 9:58 pm
Forum: Computer Chess Club: Programming and Technical Discussions
Topic: Help with Best-First Select-Formula
Replies: 10
Views: 1985

Re: Help with Best-First Select-Formula

Which engines do you use for your testing? I tested different versions of the formula in self play and than against "Zeta Simple", a modified version of Zeta Dva(~2000 ELO) without special moves and with the same, simple evaluation function like my GPU-Engine. I am still running test games against ...
by smatovic
Sun Jun 24, 2012 3:47 pm
Forum: Computer Chess Club: Programming and Technical Discussions
Topic: Help with Best-First Select-Formula
Replies: 10
Views: 1985

Re: Help with Best-First Select-Formula

alright, for those with stupid thoughts ;)

Code: Select all

child.score + sqrt(  log(child.explorable+10) * parent.visits / (child.visits+1) ) 
--
Srdja
by smatovic
Sun Jun 24, 2012 3:15 pm
Forum: Computer Chess Club: Programming and Technical Discussions
Topic: Help with Best-First Select-Formula
Replies: 10
Views: 1985

Re: Help with Best-First Select-Formula

Heyho Antonio, with your posted formula i am not able to measure any better play, but with an modified version it <looks a bit> better for me, will run some more games with different time controls.... I compute the value "nodes to explore" per node which is the sum off all unexplored child of the cu...
by smatovic
Sat Jun 23, 2012 7:59 pm
Forum: Computer Chess Club: Programming and Technical Discussions
Topic: Help with Best-First Select-Formula
Replies: 10
Views: 1985

Re: Help with Best-First Select-Formula

Muchas Gracias Antonio, i am playing a bit with your formula.... i try to remove the log inside the sqrt to get more expanded nodes...will play some test games....looks good. Area[i] = (child->score)+ sqrt( (C_MV[parent->MoveCount] * parent->visits)/(child->visits)); -- S...
by smatovic
Sat Jun 23, 2012 3:00 pm
Forum: Computer Chess Club: Programming and Technical Discussions
Topic: Help with Best-First Select-Formula
Replies: 10
Views: 1985

Help with Best-First Select-Formula

Heyho,

i am looking for improvements for the Select-Formula of Zetas Best-First Search.

Current formula looks like this:

Code: Select all

child.score + child.parent.visits / child.visits
Any suggestions what could be added?

--
Srdja
by smatovic
Sat Jun 23, 2012 10:21 am
Forum: Computer Chess Club: Programming and Technical Discussions
Topic: Operating System
Replies: 55
Views: 10370

Re: Operating System

..using ubuntu since 5.04 and running 32 bit wine.

GPGPU on linux is fine. Some Profile-Tools are only available for Windows, but there are command line tools available for linux.

--
Srdja