Author: Robert Hyatt
Date: 19:04:49 02/14/06
Go up one level in this thread
On February 14, 2006 at 20:14:33, George Tsavdaris wrote: >On February 14, 2006 at 19:46:53, Robert Hyatt wrote: > >>On February 14, 2006 at 19:06:54, George Tsavdaris wrote: >> >>> >>>I noticed on the crafty.rc file that there is a line "bookw cap 0.5" >>>But in the detailed Crafty.PDF documentation there is not such command (cap >>>command). >>>So what this means and why it isn't explained in the Crafty documentation? Is a >>>19.20 new feature not valid for previous Crafty's so not yet included in the >>>doc....? >> >>It has been around for a long time. Not sure how it got lost from the doc >>files. The "cap" value refers to the CAP project Dann has all the epd data for. >> These are most book positions searched to fairly significant search depths. >>This is just a weight to tell Crafty how much to factor in the CAP scores (if >>available) when choosing book lines... > > I don't have anything like that, but where the aforementioned weights/CAP >scores are saved and in which format(file extension)....? > > I believe they are EPD but Dann can give specifics. The main thing is the FEN string, a suggested best move, and the CE value... Once you have such a file, just type "import filename" and it will merge the CAP scores into the book.bin file automatically. >> >> >>> >>> Also is the following Crafty.RC settings good for running Crafty against other >>>Chess-engines and not humans(i know that the only difference would make sense in >>>comp-comp or hum-comp is the "computer" command, but anyway).....? >>>Also anything to add or remove to inrease strength? :-) (I think i know the >>>answer but i want to be sure) >>> >>>-------- >>>egtb >>>adaptive 750K 24M 192M 24M 48M >>>cache=512M >> >>That looks excessive unless you have a huge amount of RAM. I'd consider cutting >>that to 128M max and using the rest in the transposition table (adaptive >>command). > > I have 2 GiB so i don't think it could be a problem.....But i saw that this is >for endgames only so it is actually ridiculous to be so high. I'll set it 128M >as you proposed. > Also the adaptive command doesn't seem to be also to the Crafty documentary. >What are the multiple values for.....? Does the order has a meaning? I mean what >hash does it use? > I used to know that hash and hashp are used for setting the hash, but this >"adaptive" seems an alternative. Is an alternative or something else......? > > > >> >> >>>ponder off >>>swindle on >>>learn 7 >>>book random 1 >>>bookw freq 0.7 >>>bookw ratio 0.9 >>>bookw eval 0.7 >>>bookw learn 1 >>>bookw cap 0.5 >>>book width 4 >>>book on >>>show book >>>kibitz 1 >>>computer >>>exit >>>-------- >> >> >>All looks pretty normal. If it is engine vs engine, you can add "computer" >>somewhere in there if you are not using a GUI that sends "computer" >>automatically as winboard/xboard do. > > If i use a GUI that sends computer automatically and still have computer, i >guess there would not be any problem right.....?
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