Author: Robert Hyatt
Date: 06:33:23 04/11/00
Go up one level in this thread
On April 11, 2000 at 03:09:32, Jouni Uski wrote: >On April 10, 2000 at 20:18:36, Robert Hyatt wrote: > >>On April 10, 2000 at 17:22:09, Arndra L. Sharp wrote: >> >>>On April 10, 2000 at 15:52:18, Robert Hyatt wrote: >>> >>>>On April 10, 2000 at 11:20:51, Arndra L. Sharp wrote: >>>> >>>>>First of all let me state that I am not a programmer, just someone who enjoys >>>>>computer chess immensely. I have seen a lot of posts that put down the Endgame >>>>>Turbo disks because they do not contain all of the TBs, in particular those TBs >>>>>after the pawn queens. I think it a good idea to reduce the hard drive space >>>>>required for TBs by pruning those TBs that any good chess program can figure out >>>>>if its brain was not disabled. It seems the real problem is that those programs >>>>>that use TBs turn off the permanent brain once the program is in a TB position >>>>>and then the program gets confused if after a pawn queens and the now simple win >>>>>(for good chess programs) is not in the TB folder. This is something that the >>>>>programmers probably did not anticipate originally everyone has seen games where >>>>>this impacts the result. Now that this has been identified, why can't the >>>>>programmers tell their programs to follow the TB tree to pawn promotion and >>>>>reset the permanent brain at that point. Many people have reported that the >>>>>programs that blunder with missing 5 man TBs play the same ending fine with 3 >>>>>and 4 man TBs. It just seems that the programs don't know how to think again >>>>>after they start down a tree and the tree ends before checkmate. A bug fix by >>>>>the programmers would be more preferable than taking up another 5 gigs of hard >>>>>drive space. >>>>> >>>>>Arndra >>>> >>>> >>>>Crafty does this correctly. But with the price of disk drives, holding all the >>>>3-4-5 piece files is now trivial... 40 gigs for 250 bucks is typical now. You >>>>only need 8 gigs for _all_ the 3-4-5 piece files (compressed). >>> >>>Does anyone sell all the TBs on CDs? Surely everyone who has them is not >>>generating them with the program that comes with the 32-bit Chessbase programs. >>>That would take several weeks and a memory ladened machine; I can't imagine >>>downloading 8 gig either. >> >> >>Not that I know of. CDs are a poor way to distribute these things as the 8 >>gig set would take almost 15 CDs... > >Actually just 10 CDs Check the contents of the CDs against my ftp site, directories three, four and five. No way that will fit on 10 CDs unless someone has found a new way to cram > 750mb into an ISO9660 filesystem that will fit on one CD. Some are obviously omitted.
This page took 0 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.