Cyclone
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Cyclone,
an UCI compliant, derivative open source chess engine based on Fruit and Toga II, written by Norman Schmidt in C++,
licensed under the GPL 3.0 [2]
[3].
Cyclone 3.4 uses principal variation search, iterative deepening, MVV-LVA, transposition tables, null-move pruning, quiescence search, futility pruning, history pruning, lazy evaluation, razoring, and various search reductions and extensions.
Cyclone's parallel search utilizes threads and a shared hash table.
Cyclone xTreme
Cyclone xTreme, based on Fruit 2.1 by Fabien Letouzey, Toga II by Thomas Gaksch, Grapefruit 1.0 by ThinkingALot, Toga CMLX 145e4 by Teemu Pudas, and Cyclone 3.4 by Norman Schmidt, uses a configuration file to obtain more than 150 evaluation, material, search, and transposition table parameters [4].
Forum Posts
2008
- Cyclone 1.0 beta by Norman Schmidt, CCC, July 26, 2008
- Cyclone 1.0 beta now available by Norman Schmidt, CCC, July 27, 2008
- Cyclone 1.0 and Cyclops 1.0 available by Norman Schmidt, CCC, August 04, 2008
- Cyclone 2.0 released by Norman Schmidt, CCC, November 03, 2008
- Cyclone 2.1 released by Norman Schmidt, CCC, November 05, 2008
- Cyclone 2.3 released by Norman Schmidt, CCC, December 23, 2008
2009
- Cyclone 3.4 released by Norman Schmidt, CCC, February 01, 2009
- Annals of testing an elusive engine by Rainer Neuhäusler, CCC, October 05, 2009
- Cyclone xTreme II by dinosaur123, Rybka Forum, November 11, 2009
2010 ...
- Cyclone / Fire ... question to Norman! by Frank Quisinsky, CCC, April 29, 2010
- New version of Cyclone? by alpha123, CCC, August 25, 2010
- Fruit and derivatives list ! by De Noose Daniel, CCC, August 31, 2019
External Links
Chess Engine
- Cyclone from chesslogik.com
- Posix ports of some recent version of Toga II by Michel Van den Bergh (Wayback Machine)
- Fruit (software) - Derivatives from Wikipedia
- Cyclone xTreme in CCRL 40/15
Misc
References
- ↑ Polar cyclone near Iceland on September 4, 2003, Jacques Descloitres, MODISRapid Response Team , NASA/GSFC, NASA Visible Earth: Low off Iceland, Wikimedia Commons
- ↑ Fruit (software) - Derivatives from Wikipedia
- ↑ IMPORTANT: Cyclone is a fork of Toga II 1.4b5 which has been relicensed under the GPL 3. Code from Cyclone cannot be reused in Fruit/Toga which is GPL 2+., Posix ports of some recent version of Toga II by Michel Van den Bergh (Wayback Machine)
- ↑ Cyclone from chesslogik.com
