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<title>Update Information: March 25, 2012</title>
<content:encoded><![CDATA[<p><em>Posting by Ron, Monday, March 26, 2012, 00:38:</em></p><p><p><span style="font-size:large;"><strong>Engine Updates</strong></span></p>
<p><strong><span style="color:#555;">Jim Ablett Win/Linux builds</span></strong><br />
<strong><span style="color:#f00;">Chess4J 0.1 (WB)</span></strong><br />
new engine by James Swafford (Prophet)<br />
Java source; Win, Linux, Mac<br />
- &quot;The goal of the chess4j project is to explore Java and Amazon technologies by building a highly scalable chess engine&quot;<br />
<a href="http://dl.dropbox.com/u/5047625/chess4j-01-ja.zip">http://dl.dropbox.com/u/5047625/chess4j-01-ja.zip</a> (direct link)</p>
<p><strong><span style="color:#090;">Octochess r4529 (WB/UCI)</span></strong><br />
C++ source; Win64, Linux64; Kosse build requires 64-bit cpu<br />
- improved playing strength<br />
- experimental UCI implementation<br />
- many small bugs fixed<br />
- add alternative popcount implemention for systems without POPCOUNT.<br />
- if compiled as 32bit program, clamp transposition table size to 1GB<br />
- some code refactoring<br />
<a href="http://octochess.org/">http://octochess.org/</a> (homepage)<br />
<a href="https://svn.filezilla-project.org/svn/chess/">https://svn.filezilla-project.org/svn/chess/</a> (source)</p>
<p><strong><span style="color:#090;">Rodent 0.13 (UCI)</span></strong><br />
C source; Win32/64, Linux 64; based on Sungorus code<br />
- fixed ugly time mangement bug, preventing Rodent from playing x moves in y seconds repeating<br />
- new king safety evaluation, resulting in less boring games<br />
- weakening mode (1200- 2600 Elo, untuned)<br />
- a couple of eval additions and bugfixes<br />
- includes Win32 build only<br />
<a href="http://www.koziol.home.pl/rodent.htm">http://www.koziol.home.pl/rodent.htm</a></p>
<p><strong><span style="color:#555;">Jim Ablett Win/Linux builds</span></strong><br />
<strong><span style="color:#090;">Texel 1.01 JA (UCI)</span></strong><br />
C++ source; Win32/64, Linux32/64, Android<br />
<a href="http://jimablett.net63.net/">http://jimablett.net63.net/</a></p>
<p><strong><span style="color:#090;">Zeta OpenCL 0.962 (UCI)</span></strong><br />
this is an experimental, source-code-only engine that uses a GPU for calculations<br />
special requirements: Linux64 with AMD OpenCL SDK or NVidia OpenCL SDK<br />
- mods in move generation<br />
- simplified main loop<br />
- best move child selector<br />
- less register usage<br />
- no move sorting<br />
- no castle or en passant moves<br />
- plays weak<br />
<a href="http://zeta-chess.blogspot.com/">http://zeta-chess.blogspot.com/</a> (blog)<br />
<a href="https://github.com/smatovic/Zeta/tree/zeta_cl_0962">https://github.com/smatovic/Zeta/tree/zeta_cl_0962</a> (source)</p>
<p><span style="font-size:large;"><strong>Chess News</strong></span><br />
Nothing new today <img src="images/smilies/frown.png" alt=":-(" /></p>
<p><span style="font-size:large;"><strong>Down/Problem Chess Websites</strong></span> <img src="images/smilies/frown.png" alt=":-(" /></p>
<p>Dann Corbit homepage down for 272 days</p>
<p><span style="font-size:large;"><strong>Wiki Changes</strong></span></p>
<p><strong><span style="color:#090;">Chess Logos List</span></strong><br />
update by Norbert Raimund Leisner<br />
- added Texel logos to Graham Banks Logos list<br />
<a href="http://computer-chess.org/doku.php?id=computer_chess:wiki:lists:chess_logos_list">http://computer-chess.org/doku.php?id=computer_chess:wiki:lists:chess_logos_list</a></p>
<p><strong><span style="color:#090;">Private Engine List</span></strong><br />
- added Cryptic<br />
<a href="http://computer-chess.org/doku.php?id=computer_chess:wiki:lists:private_engine_list">http://computer-chess.org/doku.php?id=computer_chess:wiki:lists:private_engine_list</a></p>
<p><span style="font-size:large;"><strong>Bonus Notifications</strong></span> (recent releases of free stuff)</p>
<p><strong><span style="color:#f00;">Warnings:</span></strong><br />
<span style="color:#f00;">- do not install unwanted toolbars, etc.<br />
- alpha releases have new features; crashes and bugs are to be expected<br />
- beta releases have new features; they may contain bugs or crash<br />
- release candidate software may contain minor bugs; crashes are rare</span></p>
<p><strong><span style="color:#090;">Notepad++ 6.0</span></strong><br />
open source programmer's editor; recommended<br />
<a href="http://notepad-plus-plus.org/">http://notepad-plus-plus.org/</a></p>
<p><strong><span style="color:#090;">Parted Magic 2012_3_24</span></strong><br />
open source partition editor, virus/rootkit scanner, hard drive cloner, and hard drive &amp; RAM tester; recommended<br />
<a href="http://partedmagic.com/">http://partedmagic.com/</a></p>
<p><span style="font-size:large;"><strong>Meaning of Colors</strong></span></p>
<p><strong><span style="color:#f00;">Red = New or Warning</span></strong><br />
<strong><span style="color:#090;">Green = Updated</span></strong><br />
<strong><span style="color:#555;">Gray = Info Only</span></strong></p>
<p>Engine List: <a href="http://computer-chess.org/doku.php?id=computer_chess:wiki:lists:chess_engine_list">http://computer-chess.org/doku.php?id=computer_chess:wiki:lists:chess_engine_list</a><br />
Chess News: <a href="http://computer-chess.org/doku.php?id=computer_chess:wiki:lists:chess_news_list">http://computer-chess.org/doku.php?id=computer_chess:wiki:lists:chess_news_list</a></p>
<p><strong><span style="color:#555;">NOTE: If you want me to track a website for you, please email me and I will add it.<br />
ron _at_ computer-chess _dot_ org</span></strong></p>
</p>]]></content:encoded>
<link>http://www.computer-chess.org/forum/index.php?id=1906</link>
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<pubDate>Mon, 26 Mar 2012 00:38:52 +0000</pubDate>
<category>Updates</category>
<dc:creator>Ron</dc:creator>
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