I do not agree with that personally, but I decided to try building openings-sets, which are working like NBSC (white has a clear advantage) and can be (because white has a clear advantage at the beginning of the game) rescored with my Advanced Armageddon Scoring system for extremly high Elo-spreadings, which makes the rakings in a test/tournament much more reliable with a lower number of played games, but are complete unmodified and 100% human. Fire 4, released in December 2014, was a compete re-write and does not use any source code from or related to Ippolit. Houdini, Fire, IvanHoe, (and Rybka?) All openings replayed with reversed colors. 2) My Advanced Armageddon scoring system, which considers the fact, that the UHO and NBSC openings give white a clear advantage, shoots the results into another dimension: a) The Elo-spreading is doubled (which means, you have to play only. Testing was done via massive parallel, automated 24/7 ultra-fast chess engine matches using Cutechess-cli and LittleBlitzer. an UCI compliant chess engine by Norman Schmidt , until version 3.0 derived from IvanHoe and the Ippolit series of programs with some help of Milos Stanisavljevic. Website for chessengine-tests. (no TB for engines, but 5 Syzygy for cutechess), Contempt=0 for all Stockfish. Komodo analyzed each endposition on a QuadcorePC with 15 seconds thinking-time. And I found 2 things: The eval-interval has to be very small and the best Komodo eval-interval is [+0.80;+0.89]. He released the binaries + instructions after I asked him a … Chess Artist by Ferdinand Mosca; Book Learning; Opening Book; Stockfish Derivatives; Forum Posts. Development and testing included approx. opening-lines (4, 6 and 8 moves deep). are 'clones'...? Its private successor, Fire 8_beta won the League 1 of TCEC Season 19 in summer 2020, and qualified for the top eight in the Premier Division. Fire 6.1, released in September 2017, added approximately 30-40 Elo in playing strength . There you find all played test-games, too. 1) When UHO openings are used with classical scoring system (which is possible, but not recommended), the results are measureable better than using a classical opening set: The draw-rate is clearly lower (49.7 % only instead of 69.0 %) and the Elo-spreading is higher (160 Elo instead of 139 Elo). 24 Slow Chess 2.3 popc : 3345 4 4 15000 43.2 % 3402 52.4 % 25 Komodo 14 MCTS : 3341 7 7 5000 44.4 % 3386 53.4 % 26 Ethereal 12.25 pext : 3338 5 5 12000 35.2 % 3471 46.4 % 27 Slow Chess 2.2 popc : 3330 6 6 11000 32.9 % 3484 42.7 % Testers. 250 games vs. each of the 3 opponents = 1500 games per testrun. b) As I expected, the NBSC openings give a little bit better results (white score, is closer to 50% and Elo spreading is higher), than the UHO openings, because the, forbidden short castling for black is a more stable advantage for white in the. So, these files can be used to create own opening-set or books, by filtering these raw-data files by eval or by Elo or both. So the Unbalanced Human Openings contain: - 100% moves played by humans, only. Fire features magic bitboards, it can be configured with more than 70 UCI options, and applies a SMP parallel search. Then I did a lot of pre-tests, to find out, which eval-interval is giving the best results (best Elo-spreadings in a test round-robin of Stockfish 8-11). Fire, (Firebird, Fire xTreme) And I recognized, that many of them dont like openings, which were constructed (my Drawkiller openings for example) or changed manually (like my NBSC openings, where black is not allowed to castle short). So, all lines within the eval-interval [-1.99;+1.99] are in these files. asmFish, a port of Stockfish in x86-64 assembly by Mohammed Li, optional using AVX2 and BMI2 instructions, assembled with FASM to run under Windows or UNIX/Linux, first released in June … In all these PGN/EPD-files, the games are sorted by Elo of the players: Both players 2600 Elo or better, followed by 2500 Elo or better, followed 2400 Elo or better, followed by 2300 Elo or better. On September 18, 2020, Ethereal author Andrew Grant published a Fire 7.1 GPLv3 Source Request in CCC, since he believes that some or all of Fire is likely to fall under the GPLv3, as it is inherited from Stockfish's GPLv3 license . Code changes were tested to a very high level of confidence using LOS and SPRT (min. In that zip-folder, there are the 4, 6 and 8 moves pgn-files, which are containing no doubled endpositions, are sorted by Elo of the players and contain the Komodo eval in the Annotator-Tag. According to a CCC posting by anonymous poster cucumber in September 2020, Fire 4 was later released as open source engine Seagull based on Gull, hiding its Fire 4 origin . This page was last edited on 23 September 2020, at 21:37. And the only filter, I am using, is the eval of Komodo in the endposition of each opening-line and that both queens are still on the board in each endposition. See their chess rating, follow their best games, and challenge them to a play game. SPCC: Testruns of BrainFish 160610 and 160712 finished by Stefan Pohl, CCC, July 24, 2016; BrainFish / Cerebellum-Library by A. Turkoglu, FishCooking, July 24, 2016; Brainfish, a new concept of a chess … Stefan Pohls Opening Book for Testing Engines Download the 7moves-opening book (ShredderGUI and FritzGUI-version) Download 7 Moves Book: Stefan Pohls Hompage: KING OF CHESS … Both players had at least 2300 Elo. Code changes were tested to a very high lev… So, I release opening sets, now, which are filtered out of the Megabase 2020 (by ChessBase). It supports Syzygy Bases, and includes a revamped memory management which uses OpenMP #pragmas to utilize thread local storage  and minimize the amount of 'shared' resources among threads for its SMP implementation. As you will see in testing-results below, the Advanced Armageddon Rescoring gives an Elo-spreading of the results, which is around 2x bigger, than using the classical chess-scoring. The idea of the UHO (Unbalanced Human Openings) openings is quite simple. The good news is, that all human opening systems, which have lines within that eval-interval, are part of these UHO-sets. 200,000 - 240,000 ultra-fast games per day . ... All work done by Stefan Pohl (SPCC) www.sp-cc.de (C) 2020 . Average results of 5 classical openings-sets (Balsa 2724, SuperGM 4moves, Chad 8ply, Stockfish Framework 8moves, Hert 500): Elo spreading (SF 11 to SF 8): 139 Elo (bigger is better). Then I filtered all endpositions out, with that eval-interval. - no manually constructed openings (like my Drawkiller openings), - no manually added moves to make castling impossible (like my NBSC openings), - no selection of piece-patterns (like my SALC openings (white and black castle to opposite sides of the board)). The bad news is, that around 96% of all lines were filtered out, so the resulting UHO opening-sets are pretty small. So, using the UHO-openings with Advanced Armageddon Rescoring, you have to play only 25% of the number of games for the same statistical quality of results, you had to play, using the classical chess-scoring!!! In October 2019 Stockfish has regained its crown in the TCEC competition, beating in the superfinal of season 16 an evolution of the neural-network engine Leela that had won the previous season. 25% amount of games, to get results out of the errorbar!). Computer Chess Wiki - Your trusted source for computer chess information! c) There are no draws anymore...The draw-rate is always 0%. Chess Artist by Ferdinand Mosca; Book Learning; Opening Book; Stockfish Derivatives; Forum Posts. And I recognized, that many of them dont like openings, which were constructed (my Drawkiller openings for example) or changed manually (like my NBSC openings, where black is not allowed to castle short). So, if you use the files in your engine testings/tournaments sequentially, the highest Elo-levels are used, first. Aditionally, I added the non-filtered raw-data to the download. The sources were later closed with Windows executables available for download for recent Intel processors . It supports Syzygy Bases, and includes a revamped memory management which uses OpenMP #pragmas to utilize thread local storage and minimize the amount of 'shared' resources among threads for its SMP implementation. This clash of style between an alpha-beta and an neural-network engine produced spectacular chess … So, after removing all doubled endpositions, I had to evaluate around 400000 (!) There are 3 UHO opening-sets (as PGN and EPD-file), all Komodo evals in the endpoitions are in the interval [+0.80;0.89]: And I added a bigger 8moves file with eval-interval [+0.70;+0.99]: wide8mvs_eval_070_099: 30023 lines (opening-books for FritzGUI, ShredderGUI, ArenaGUI and polyglot-format were built out of this file, you find them in the Book-folder). Testing was done via massive parallel, automated 24/7 ultra-fast chess engine matches using Cutechess-cli and LittleBlitzer. Round Robin with 1500 games with SF 11, SF 10, SF 9 and SF 8. The chess-community is a real conservative group. - see the testing-results below. A special thanks goes to Stefan Pohl, for over a year of repeated testing, many ideas, and documentation … Fire 4, released in December 2014, was a compete re-write and does not use any source code from or related to Ippolit. Chad 8ply, Stockfish Framework 8moves, Hert 500). Stefan Pohl SPCC. So a year somebody ported Shogi NN called NNUE (efficiently updateable neural network backwards) to SF10 as a proof of concept. Fire 7.1 from May 27, 2018 , will be the last public release of Fire . The chess-community is a real conservative group. SPCC: Testruns of BrainFish 160610 and 160712 finished by Stefan Pohl, CCC, July 24, 2016; BrainFish / Cerebellum-Library by A. Turkoglu, FishCooking, July 24, 2016; Brainfish, a new concept of a chess engine by Thomas Zipproth, CCC, July 25, 2016 Stefan Pohl - Computer Chess. In the Armageddon-Tools folder, you find the tools, needed for rescoring engine testing/tournament-results with Armageddon scoring system (win white = 1 point for white, draw = 1 point for black, win black = 1 point for black) or (strongly recommended) with my new Advanced Armageddon scoring system (win white = 1 point for white, draw = 1 point for black, win black = 2 points for black). 40,000 games) against a pool of top engines. See the detailed and complete testing-results in the UHO_Testresults.txt -file in the Tests-folder of the download. But they are working really well. Frank's Chess Page - News aus der Szene des Computerschachs. Die Stärke des Ergebnisses und das Potential der Library läßt sich daraus ablesen, das mit nur wenigen aus der Library ausgeführten Zügen in mehreren SPCC-Testruns von Stefan Pohl in jedem einzelnen … Average results of 3 Unbalanced Human Openings (UHO) sets (4, 6 and 8 moves): Elo spreading (SF 11 to SF 8): 160 Elo (bigger is better). And mention, that you have to play around 4x more games, to half the size of the errorbar. Stockfish NNUE, a Stockfish branch by Hisayori Noda aka Nodchip, which uses Efficiently Updatable Neural Networks - stylized as ƎUИИ or reversed as NNUE - to replace its standard evaluation.NNUE, … The chess-community is a real conservative group. They say, that is no "real chess". Average result of 3 NBSC Advanced Armageddon openings-sets (3, 4 and 5 moves): Elo spreading (SF 11 to SF 8): 318 Elo (bigger is better), Elo spreading (SF 11 to SF 8): 296 Elo (bigger is better). Each SF played. Chess Engines Ratinglist. I do not agree with that personally, but I decided to try building openings-sets, which are working like NBSC (white has a clear advantage) and can be (because white has a clear advantage at the beginning of the game) rescored with my Advanced Armageddon Scoring system for extremly high Elo-spreadings, which makes the rakings in a test/tournament much more reliable with a lower number of played games, but are, Download the Unbalanced Human Openings right. But do not use them unfiltered – they contain very bad lines for white and black! Discover the online chess profile of stefan Pohl (stefanpohl) at Chess.com. Fire 5, released in November 2016, improved with new evaluation terms, and SPSA tuned evaluation and search parameters, and supports Chess960. Here a short summary of my testings and comparsions to classcial openings-sets (followed by the complete testing-results): 2'+1'', Singlethread, i7-8750H Hexacore mobile CPU, 256MB Hash, cutechess-cli. game, than a high evaluation in the endposition of the opening-lines. But no filtering was done. Stefan Zipproth: Chess GUI "Sirius" with Cerebellum interface, Website. They say, that is no "real chess". Fire – the chess engine releases a new version, Firebird (database server) from Wikipedia, The Foundation for Individual Rights in Education - FIRE, Use Thread-local Storage to Reduce Synchronization | Intel® Developer Zone, https://www.chessprogramming.org/index.php?title=Fire&oldid=21416, Creative Commons Attribution-ShareAlike 3.0 Unported (CC BY-SA 3.0). Not as good as the NBSC-openings (a forbidden castling is a more stable advantage, than an eval-value in the endposition), but not so far away from the quality of NBSC (which was a surprise for me!) Initially called Firebird, and later renamed to Fire due to a trademark naming conflict , it was released as open source, Fire licensed under the GNU GPL. Or for seeing the testing-results directly here on screen, click here, All work done by Stefan Pohl (SPCC) www.sp-cc.de, The idea of the UHO (Unbalanced Human Openings) openings is quite simple. GGT + Firebird wins Amar Gambit + related chess notes +, I should mention that I also made a few small fixes to fire. Download the Unbalanced Human Openings right here. [Stefan Pohl site] or at [NextChessMove]. Schachcomputer.info Wiki - Nachschlagewerk. And I recognized, that many of them dont like openings, which were constructed (my Drawkiller openings for example) or changed manually (like my NBSC openings, where black is not allowed to castle short). CEGT - Chess Engines Grand Tournament.
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