Search found 616 matches

by User923005
Thu May 28, 2020 2:17 am
Forum: Programming and Technical Discussions
Topic: Sorting moves by sub tree size speeds up alphabeta search considerably
Replies: 4
Views: 8622

Re: Sorting moves by sub tree size speeds up alphabeta search considerably

How does this method compare with the usual alternatives:
1) sorting by estimated best move first (almost everyone does it this way)
2) sorting my longest time last iteration first (seems closely related to your idea)
by User923005
Mon Jun 10, 2019 5:57 pm
Forum: General Topics
Topic: Heat Map
Replies: 3
Views: 7059

Re: Heat Map

Here is the numerical version of the same thing
This version shows the numbers instead of the colors
This version shows the numbers instead of the colors
by User923005
Mon Jun 10, 2019 5:55 pm
Forum: General Topics
Topic: Heat Map
Replies: 3
Views: 7059

Re: Heat Map


Hello OpenChess Folk!

This is my first post here, so I won't include images or links which might make the system think I'm spamming : )
I have a background in front-end programming, but little experience yet in working with chess.

Is there any existing application that shows the "heat map" of a ...
by User923005
Wed Mar 13, 2019 12:14 am
Forum: Programming and Technical Discussions
Topic: Evalution or Alpha Beta problem
Replies: 7
Views: 11168

Re: Evalution or Alpha Beta problem

Bad move ordering will make the search take much longer, but eventually it should get the right answer.
Do you have a quiescence function? Sometimes bad moves are made when a quiescent search would have shown that the move fails due to a simple chain of captures.

A good thing to do to debug your ...
by User923005
Thu Jan 17, 2019 11:46 pm
Forum: Programming and Technical Discussions
Topic: Perft test question
Replies: 2
Views: 7159

Re: Perft test question


F:\project\dcorbit\hqperft-master>hqperft.exe -f "r3k2r/Pppp1ppp/1b3nbN/nP6/BBP1P3/q4N2/Pp1P2PP/R2Q1RK1 w kq -" -d 5 --div
HQPerft (c) Richard Delorme - 2017-2018
Bitboard move generation based on (H)yperbola (Q)uintessence & range attacks
Perft setting: no hashing; no bulk counting;
a b c d e f ...
by User923005
Fri Oct 26, 2018 11:19 pm
Forum: General Topics
Topic: I am looking for McCain v10 for android
Replies: 3
Views: 5885

Re: I am looking for McCain v10 for android

You need a cross compiler to do it.
I guess if you add a note on the McCain 10 thread in the CCC, Mike might get someone to do it.
http://talkchess.com/forum3/viewtopic.php?f=2&t=68734
by User923005
Mon Oct 22, 2018 7:30 pm
Forum: General Topics
Topic: I am sad about the new Stockfish, CorChess is great!
Replies: 7
Views: 9568

Re: I am sad about the new Stockfish, CorChess is great!

Eduard Nemeth wrote:Very interesting, Thank You!
How can I download this new version (v10) for testing?
https://github.com/MichaelB7/Stockfish/releases/tag/V10
by User923005
Sat Oct 20, 2018 1:30 am
Forum: General Topics
Topic: I am sad about the new Stockfish, CorChess is great!
Replies: 7
Views: 9568

Re: I am sad about the new Stockfish, CorChess is great!

Given deux.epd as follows:
3rr1k1/5pp1/p1q4p/1pP5/1P6/P3P1PP/1Q2KP2/3R3R b - -
rn1qrnk1/p4pp1/1p1pp3/6P1/2Pp1PN1/2PQ4/P5P1/2KR3R w - -


Analysis of Q:\deux.epd
2018-10-19 5:08:28 PM Level: 600 Seconds
Analyzing engine: McCain-v10_x64_modern

1
Avoid move:
Best move (McCain-v10_x64_modern ...
by User923005
Mon Aug 20, 2018 9:19 pm
Forum: General Topics
Topic: BIG NEWS! The 7 man syzygy tablebase files are complete.
Replies: 0
Views: 8303

BIG NEWS! The 7 man syzygy tablebase files are complete.

See:
http://talkchess.com/forum3/viewtopic.p ... &start=472

An incredible effort, with massive thanks to Ronald de Man for the tablebase code and to Bojun Guo for performing the calculations on his titanic machine for five straight months.
by User923005
Fri Aug 17, 2018 6:14 am
Forum: Engines, GUIs, Books and Platforms
Topic: newbie engine search
Replies: 1
Views: 5479

Re: newbie engine search

enpassant wrote:I am looking for a program that can follow a game of chess and for each move can pass back a list of all possible next moves. Ideally it would also return a representation of the board. Thanks.
That's just a move generator.
Do a web search for "chess move generator"