Jouni Uski

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Jouni Uski, a Finnish chess and computer chess aficionado. He is tester, collector of test-positions, frequent poster in computer chess forums, and long term member in CCC, with interests in all aspects of chess engines, tournaments and mate solving. In 1996 in Computer Chess Reports, he reported on a human versus computer chess match in Finland (game in 25 + 25 min), where five humans, IM Kimmi Valkesalmi (3½), IM Marko Manninen (2½), IM Joose Norri (2½), FM Jussi Tella (2) and IGM Jouni Yrjölä (1½) narrowly lost versus five programs, M-Chess Pro 5 (4, P90), Genius 4 (3½ P100), Fritz 4.0 (2 P100), Rebel 7 (2 P90) and The King 2.42 (1½ P100 no book) with 12 - 13.

=Forum Posts=

1996 ...

 * Diminishing Returns in Search by Jouni Uski, rgcc, September 6, 1996 » Diminishing Returns
 * Where is NEW Wchess? by Jouni Uski, rgcc, October 21, 1996 » WChess
 * Assembler handtuning benefit by Jouni Uski, CCC, November 11, 1997 » Assembly
 * Mate in 30 testposition for Rebel 9! by Jouni Uski, CCC, November 20, 1997 » Checkmate, Rebel
 * Crafty and fastest Cray: question to Bob by Jouni Uski, CCC, December 01, 1997 » Crafty
 * Is there really any good alternative to alfa-beta search? by Jouni Uski, CCC, June 09, 1998 » P.ConNerS
 * Why is this position so difficult to the most programs? by Jouni Uski, CCC, August 10, 1998
 * Is Your program falling in these traps (12 positions)? by Jouni Uski, CCC, September 23, 1998
 * What does 32 bit engine really mean? by Jouni Uski, CCC, September 29, 1998
 * Bob, please forget WAC testsuite in Crafty testing!! by Jouni Uski, CCC, October 11, 1998 » Crafty, WAC
 * And here is corrected ECM testsuite (15 wrong positions removed) by Jouni Uski, CCC, October 11, 1998 » Test-Positions


 * 24 interesting endgame positions by Jouni Uski, CCC, October 12, 1998
 * Here's the suite by Jouni Uski, CCC, January 18, 1999
 * Correction to Jouni's endgame test by Jouni Uski, CCC, March 08, 1999
 * WCCC and some NPS observations by Jouni Uski, CCC, June 23, 1999 » WCCC 1999, Nodes per Second
 * What went wrong with P.Conners and Zugzwang in WCCC? by Jouni Uski, CCC, June 29, 1999 » WCCC 1999

2000 ...

 * About PConners by Jouni Uski, CCC, July 25, 2000 » P.ConNerS
 * Big Book Of Combinations (long post) by Jouni Uski, CCC, September 17, 2001
 * About diminishing returns (Uri) by Jouni Uski, CCC, November 22, 2001 » Diminishing Returns
 * what's this "SMP time-to-ply measurement" ? (NT) by Jouni Uski, CCC, September 02, 2002 » Parallel Search
 * About CHEST by Jouni Uski, CCC, September 18, 2002 » Chest
 * In computer games 3-fold repetition should be AUTOMATICALLY draw! by Jouni Uski, CCC, November 30, 2003 » Repetitions
 * Shredder 8 secret: search depth? by Jouni Uski, CCC, March 23, 2004 » Shredder, Depth

2005 ...

 * Fruit2 = Ruffian with source code! by Jouni Uski, CCC, January 04, 2005 » Fruit
 * Fruit 2 and endgame play by Jouni Uski, CCC, January 12, 2005
 * Stunning Toga! by Jouni Uski, CCC, October 30, 2005
 * Nunn openings by Jouni Uski, CCC, November 07, 2005
 * Questions about disassembling by Jouni Uski, CCC, February 17, 2006
 * Trivial alfa-beta question by Jouni Uski, CCC, February 18, 2006
 * Is Toga still weaker than Fruit? by Jouni Uski, CCC, August 23, 2007
 * Stunning Chest! by Jouni Uski, CCC, September 02, 2007 » Chest
 * Definition of "endgame"? by Jouni Uski, CCC, January 30, 2008 » Endgame
 * What is perft(x) exactly meaning? by Jouni Uski, CCC, April 06, 2009 » Perft

2010 ...

 * Do You really need 1000s of games for testing? by Jouni Uski, CCC, November 04, 2010
 * Yet Another Mate Solving Test by Jouni Uski, CCC, January 14, 2011
 * What makes 1-cpu program un-deterministic? by Jouni Uski, CCC, September 06, 2011
 * Beginner question about null-move by Jouni Uski, CCC, December 11, 2011
 * Re: WCCC Paderborn 1999 by Jouni Uski, CCC, October 09, 2012 » WCCC 1999 - Videos
 * Stockfish Syzygy: how to interpret mates? by Jouni Uski, CCC, December 01, 2013 » Stockfish, Syzygy Bases, Mate Scores
 * Difficult ending for Stockfish by Jouni Uski, CCC, January 06, 2014 » Stockfish

2015 ...

 * Stockfish 7 and partial 6 piece syzygy problem? by Jouni Uski, CCC, March 01, 2016 » Stockfish
 * Stockfish testing at STC and LTC: one question by Jouni Uski, CCC, September 19, 2017
 * Stockfish and serious hardware: 384 threads by Jouni Uski, CCC, July 08, 2018
 * LCZero FAQ is missing one important fact by Jouni Uski, CCC, January 04, 2019 » Leela Chess Zero, GPU
 * Really difficult mate by Jouni Uski, CCC, February 16, 2019
 * Testposition EET/002 by Jouni Uski, CCC, September 18, 2019
 * 50 move counter in FEN and GUIs by Jouni Uski, CCC, November 12, 2019
 * Stockfish search stops here after 99 plies, why? by Jouni Uski, CCC, November 14, 2019

=Publications=
 * Jouni Uski (1996). Human vs. Computer Acttion Chess Match - Finland. Computer Chess Reports Vol. 5 No. 3+4 pp. 8

=External Links=
 * Uski (46 endgame positions posted by Jouni Uski at CCC Forum)

=References= Up one level