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Created page with "'''Home * Engines * Rocinante''' border|right|thumb|240px| [[:Category:Gustave Doré|Gustave Doré - Don Quixote a..."
'''[[Main Page|Home]] * [[Engines]] * Rocinante'''
[[FILE:Don Quijote and Sancho Panza.jpg|border|right|thumb|240px| [[:Category:Gustave Doré|Gustave Doré]] - Don Quixote and Sancho Panza <ref>[https://en.wikipedia.org/wiki/Don_Quixote Don Quixote] and [https://en.wikipedia.org/wiki/Sancho_Panza Sancho Panza], in an 1868 edition of [https://en.wikipedia.org/wiki/Miguel_de_Cervantes Miguel de Cervantes’] [https://en.wikipedia.org/wiki/Don_Quixote Don Quixote] with illustrations by [[:Category:Gustave Doré|Gustave Doré]], [http://www.openculture.com/2013/12/gustave-dores-definitive-engravings-of-don-quixote.html Gustave Doré's Exquisite Engravings of Cervantes' Don Quixote | Open Culture], December 10, 2013, [https://en.wikipedia.org/wiki/Wikimedia_Commons Wikimedia Commons]</ref> ]]
'''Rocinante''',<br/>
an [[UCI]] compliant, experimental [[:Category:Open Source|open source chess engine]] by [[Antonio Torrecillas]], written in [[Cpp|C++]] and licensed under the [[Free Software Foundation#GPL|GNU General Public License]]. Rocinante was developed as test bed for [[Best-First|best-first]] search algorithms, notably [[B*|PB*]] by [[Hans Berliner]] and [[Chris McConnell]] <ref>[[Hans Berliner]], [[Chris McConnell]] ('''1995'''). ''B* Probability Based Search.'' [[Carnegie Mellon University]] Computer Science research report</ref>, and was first released in August 2009 <ref>[http://www.talkchess.com/forum/viewtopic.php?t=29360 engine Rocinante is available] by [[Antonio Torrecillas]], [[CCC]], August 12, 2009</ref>. Rocinante '''2.0''', released in May 2012, was a rewrite changing the board representation from [[Bitboards|bitboards]] to [[Mailbox|mailbox]], and further added a [https://en.wikipedia.org/wiki/Greedy_algorithm greedy] [[Monte-Carlo Tree Search]] without random playouts, dubbed [[MCαβ]], as additional search algorithm <ref>[http://www.talkchess.com/forum/viewtopic.php?t=41730 MCTS without random playout?] by [[Antonio Torrecillas]], [[CCC]], January 01, 2012</ref>. Both, MCαβ and PB* Rocinante may be configured to apply a shallow [[Alpha-Beta|alpha-beta search]] as a replacement for the [[Evaluation|static evaluation]] <ref>[http://www.talkchess.com/forum/viewtopic.php?t=43895 Rocinante 2.0 Release] by [[Antonio Torrecillas]], [[CCC]], May 30, 2012</ref>. Rocinante source can be compiled to run under various platforms and operating systems such as [[Windows]], [[Linux]] and [[Android]].
=Etymology=
[https://en.wikipedia.org/wiki/Rocinante Rocinante] is [https://en.wikipedia.org/wiki/Don_Quixote Don Quixote's] horse in the novel ''[https://en.wikipedia.org/wiki/Don_Quixote The Ingenious Gentleman Don Quixote of La Mancha]'' by [https://en.wikipedia.org/wiki/Miguel_de_Cervantes Miguel de Cervantes]. In many ways, Rocinante is not only Don Quixote's horse, but also his [https://en.wikipedia.org/wiki/Double double]: like Don Quixote, he is awkward, past his prime, and engaged in a task beyond his capacities. Rocín in [https://en.wikipedia.org/wiki/Spanish_language Spanish] means a [https://en.wikipedia.org/wiki/Draft_horse work horse] or low-quality horse, but can also mean an illiterate or rough man. The name is a complex pun. In Spanish, [https://en.wiktionary.org/wiki/ante ante] has several meanings and can function as a standalone word as well as a [https://en.wikipedia.org/wiki/Suffix suffix]. One meaning is "before" or "previously". Another is "in front of". As a suffix, [https://en.wiktionary.org/wiki/-ante#Spanish -ante] in Spanish is [https://en.wikipedia.org/wiki/Adverbial adverbial]; rocinante refers to functioning as, or being, a rocín. "Rocinante," then, follows Cervantes' pattern using ambiguous, multivalent words, common throughout the novel <ref>[https://en.wikipedia.org/wiki/Rocinante Rocinante from Wikipedia]</ref>.
=See also=
* [[B*]]
* [[MCαβ]]
* [[Simplex]]
=Forum Posts=
* [http://www.talkchess.com/forum/viewtopic.php?t=29360 engine Rocinante is available] by [[Antonio Torrecillas]], [[CCC]], August 12, 2009
* [http://www.talkchess.com/forum/viewtopic.php?t=41158 Rocinante, why ?] by [[Antonio Torrecillas]], [[CCC]], November 20, 2011
* [http://www.talkchess.com/forum/viewtopic.php?t=43895 Rocinante 2.0 Release] by [[Antonio Torrecillas]], [[CCC]], May 30, 2012
* [http://www.talkchess.com/forum/viewtopic.php?t=46105 Whish list for Rocinante] by [[Antonio Torrecillas]], [[CCC]], November 21, 2012
=External Links=
==Chess Engine==
* [https://sites.google.com/site/barajandotrebejos/ Barajando Trebejos] (Download [[Rocinante]] and [[Simplex]])
* [http://kirr.homeunix.org/chess/engines/Jim%20Ablett/ROCINANTE/ Index of /chess/engines/Jim Ablett/ROCINANTE] by [[Jim Ablett]], hosted by [[Kirill Kryukov]]
: [http://kirr.homeunix.org/chess/engines/Jim%20Ablett/+++%20LINUX%20ENGINES%20++/32%20BIT/rocinante/ Index of /chess/engines/Jim Ablett/+++ LINUX ENGINES ++/32 BIT/rocinante]
: [http://kirr.homeunix.org/chess/engines/Jim%20Ablett/+++%20LINUX%20ENGINES%20++/64%20BIT/rocinante/ Index of /chess/engines/Jim Ablett/+++ LINUX ENGINES ++/64 BIT/rocinante]
* [http://www.computerchess.org.uk/ccrl/404/cgi/engine_details.cgi?print=Details&each_game=1&eng=Rocinante%202.0%2064-bit%20%28mcts%29 Rocinante 2.0 64-bit (mcts)] in [[CCRL|CCRL 40/4]]
* [http://www.computerchess.org.uk/ccrl/404/cgi/engine_details.cgi?print=Details&each_game=1&eng=Rocinante%202.0%2064-bit%20%28PB*%29 Rocinante 2.0 64-bit (PB*) in CCRL 40/4] in [[CCRL|CCRL 40/4]]
==Misc==
* [https://en.wikipedia.org/wiki/Rocinante Rocinante from Wikipedia]
* [https://en.wikipedia.org/wiki/Rocinante_%28disambiguation%29 Rocinante (disambiguation) from Wikipedia]
* [[:Category:If|If]] - [https://en.wikipedia.org/wiki/Tea_Break_Over%E2%80%93Back_on_Your_%27Eads! Don Quixote's Masquerade], 1975, [https://en.wikipedia.org/wiki/YouTube YouTube] Video
: {{#evu:https://www.youtube.com/watch?v=XSZU69H_yI8|alignment=left|valignment=top}}
=References=
<references />
'''[[Engines|Up one Level]]'''
[[Category:Open Source]]
[[Category:GPL]]
[[Category:UCI]]
[[Category:Gustave Doré]]
[[Category:Fiction]]
[[Category:Mammal]]
[[Category:If]]
[[FILE:Don Quijote and Sancho Panza.jpg|border|right|thumb|240px| [[:Category:Gustave Doré|Gustave Doré]] - Don Quixote and Sancho Panza <ref>[https://en.wikipedia.org/wiki/Don_Quixote Don Quixote] and [https://en.wikipedia.org/wiki/Sancho_Panza Sancho Panza], in an 1868 edition of [https://en.wikipedia.org/wiki/Miguel_de_Cervantes Miguel de Cervantes’] [https://en.wikipedia.org/wiki/Don_Quixote Don Quixote] with illustrations by [[:Category:Gustave Doré|Gustave Doré]], [http://www.openculture.com/2013/12/gustave-dores-definitive-engravings-of-don-quixote.html Gustave Doré's Exquisite Engravings of Cervantes' Don Quixote | Open Culture], December 10, 2013, [https://en.wikipedia.org/wiki/Wikimedia_Commons Wikimedia Commons]</ref> ]]
'''Rocinante''',<br/>
an [[UCI]] compliant, experimental [[:Category:Open Source|open source chess engine]] by [[Antonio Torrecillas]], written in [[Cpp|C++]] and licensed under the [[Free Software Foundation#GPL|GNU General Public License]]. Rocinante was developed as test bed for [[Best-First|best-first]] search algorithms, notably [[B*|PB*]] by [[Hans Berliner]] and [[Chris McConnell]] <ref>[[Hans Berliner]], [[Chris McConnell]] ('''1995'''). ''B* Probability Based Search.'' [[Carnegie Mellon University]] Computer Science research report</ref>, and was first released in August 2009 <ref>[http://www.talkchess.com/forum/viewtopic.php?t=29360 engine Rocinante is available] by [[Antonio Torrecillas]], [[CCC]], August 12, 2009</ref>. Rocinante '''2.0''', released in May 2012, was a rewrite changing the board representation from [[Bitboards|bitboards]] to [[Mailbox|mailbox]], and further added a [https://en.wikipedia.org/wiki/Greedy_algorithm greedy] [[Monte-Carlo Tree Search]] without random playouts, dubbed [[MCαβ]], as additional search algorithm <ref>[http://www.talkchess.com/forum/viewtopic.php?t=41730 MCTS without random playout?] by [[Antonio Torrecillas]], [[CCC]], January 01, 2012</ref>. Both, MCαβ and PB* Rocinante may be configured to apply a shallow [[Alpha-Beta|alpha-beta search]] as a replacement for the [[Evaluation|static evaluation]] <ref>[http://www.talkchess.com/forum/viewtopic.php?t=43895 Rocinante 2.0 Release] by [[Antonio Torrecillas]], [[CCC]], May 30, 2012</ref>. Rocinante source can be compiled to run under various platforms and operating systems such as [[Windows]], [[Linux]] and [[Android]].
=Etymology=
[https://en.wikipedia.org/wiki/Rocinante Rocinante] is [https://en.wikipedia.org/wiki/Don_Quixote Don Quixote's] horse in the novel ''[https://en.wikipedia.org/wiki/Don_Quixote The Ingenious Gentleman Don Quixote of La Mancha]'' by [https://en.wikipedia.org/wiki/Miguel_de_Cervantes Miguel de Cervantes]. In many ways, Rocinante is not only Don Quixote's horse, but also his [https://en.wikipedia.org/wiki/Double double]: like Don Quixote, he is awkward, past his prime, and engaged in a task beyond his capacities. Rocín in [https://en.wikipedia.org/wiki/Spanish_language Spanish] means a [https://en.wikipedia.org/wiki/Draft_horse work horse] or low-quality horse, but can also mean an illiterate or rough man. The name is a complex pun. In Spanish, [https://en.wiktionary.org/wiki/ante ante] has several meanings and can function as a standalone word as well as a [https://en.wikipedia.org/wiki/Suffix suffix]. One meaning is "before" or "previously". Another is "in front of". As a suffix, [https://en.wiktionary.org/wiki/-ante#Spanish -ante] in Spanish is [https://en.wikipedia.org/wiki/Adverbial adverbial]; rocinante refers to functioning as, or being, a rocín. "Rocinante," then, follows Cervantes' pattern using ambiguous, multivalent words, common throughout the novel <ref>[https://en.wikipedia.org/wiki/Rocinante Rocinante from Wikipedia]</ref>.
=See also=
* [[B*]]
* [[MCαβ]]
* [[Simplex]]
=Forum Posts=
* [http://www.talkchess.com/forum/viewtopic.php?t=29360 engine Rocinante is available] by [[Antonio Torrecillas]], [[CCC]], August 12, 2009
* [http://www.talkchess.com/forum/viewtopic.php?t=41158 Rocinante, why ?] by [[Antonio Torrecillas]], [[CCC]], November 20, 2011
* [http://www.talkchess.com/forum/viewtopic.php?t=43895 Rocinante 2.0 Release] by [[Antonio Torrecillas]], [[CCC]], May 30, 2012
* [http://www.talkchess.com/forum/viewtopic.php?t=46105 Whish list for Rocinante] by [[Antonio Torrecillas]], [[CCC]], November 21, 2012
=External Links=
==Chess Engine==
* [https://sites.google.com/site/barajandotrebejos/ Barajando Trebejos] (Download [[Rocinante]] and [[Simplex]])
* [http://kirr.homeunix.org/chess/engines/Jim%20Ablett/ROCINANTE/ Index of /chess/engines/Jim Ablett/ROCINANTE] by [[Jim Ablett]], hosted by [[Kirill Kryukov]]
: [http://kirr.homeunix.org/chess/engines/Jim%20Ablett/+++%20LINUX%20ENGINES%20++/32%20BIT/rocinante/ Index of /chess/engines/Jim Ablett/+++ LINUX ENGINES ++/32 BIT/rocinante]
: [http://kirr.homeunix.org/chess/engines/Jim%20Ablett/+++%20LINUX%20ENGINES%20++/64%20BIT/rocinante/ Index of /chess/engines/Jim Ablett/+++ LINUX ENGINES ++/64 BIT/rocinante]
* [http://www.computerchess.org.uk/ccrl/404/cgi/engine_details.cgi?print=Details&each_game=1&eng=Rocinante%202.0%2064-bit%20%28mcts%29 Rocinante 2.0 64-bit (mcts)] in [[CCRL|CCRL 40/4]]
* [http://www.computerchess.org.uk/ccrl/404/cgi/engine_details.cgi?print=Details&each_game=1&eng=Rocinante%202.0%2064-bit%20%28PB*%29 Rocinante 2.0 64-bit (PB*) in CCRL 40/4] in [[CCRL|CCRL 40/4]]
==Misc==
* [https://en.wikipedia.org/wiki/Rocinante Rocinante from Wikipedia]
* [https://en.wikipedia.org/wiki/Rocinante_%28disambiguation%29 Rocinante (disambiguation) from Wikipedia]
* [[:Category:If|If]] - [https://en.wikipedia.org/wiki/Tea_Break_Over%E2%80%93Back_on_Your_%27Eads! Don Quixote's Masquerade], 1975, [https://en.wikipedia.org/wiki/YouTube YouTube] Video
: {{#evu:https://www.youtube.com/watch?v=XSZU69H_yI8|alignment=left|valignment=top}}
=References=
<references />
'''[[Engines|Up one Level]]'''
[[Category:Open Source]]
[[Category:GPL]]
[[Category:UCI]]
[[Category:Gustave Doré]]
[[Category:Fiction]]
[[Category:Mammal]]
[[Category:If]]
