Author: Uri Blass
Date: 12:42:54 02/20/02
Go up one level in this thread
On February 20, 2002 at 15:41:17, Robert Hyatt wrote: >On February 20, 2002 at 14:47:59, Uri Blass wrote: > >>On February 20, 2002 at 13:45:08, Robert Hyatt wrote: >> >>>On February 20, 2002 at 12:18:56, Uri Blass wrote: >>> >>>>On February 20, 2002 at 12:10:04, Robert Hyatt wrote: >>>> >>>>>On February 20, 2002 at 12:00:12, Gian-Carlo Pascutto wrote: >>>>> >>>>>>On February 20, 2002 at 11:29:44, Robert Hyatt wrote: >>>>>> >>>>>>>Don't understand the king safety evaluation here myself. All Crafty will >>>>>>>consider for black is Nxe5. Handling this kind of position is critical when >>>>>>>playing on ICC for example... "Thou shalt not attack thyself..." >>>>>> >>>>>>All Crafty will ever think is 'thou shalt not attack..." :) >>>>>> >>>>>> int king_safety_asymmetry = -40; >>>>>> >>>>>>Horrors! >>>>>> >>>>>>-- >>>>>>GCP >>>>> >>>>> >>>>>Whatever it takes to survive. Better to defend and win than to attack >>>>>and lose... which is _very_ common against a few particular players on >>>>>ICC. >>>>> >>>>>Why open up both yourself _and_ your opponent and hope _you_ get the attack >>>>>going first? Humans are _better_ at analyzing such positions than any computer >>>>>program around. Playing right into their strength is incredibly dangerous... >>>> >>>>Playing tournament time control game is not the same as playing in ICC and I >>>>guess that van wely could try a different strategy against Crafty. >>> >>>Why would you think that? Crafty plays _plenty_ of long games on ICC, and >>>those are the games I generally use to adjust things, _not_ the more numerous >>>blitz games that happen. I generally ignore those unless I see some sort of >>>long-term trend taking shape... >> >>I guess that most of the long games are at faster time control than 120/40. > >Most FIDE games are faster than 120/40 in fact... > > > > >>> >>> >>> >>> >>>> >>>>Van wely plays against the opponent so it is natural that he is going to play >>>>for positions that Rebel does not know to play and not for positions that other >>>>programs do not know to play. >>> >>>I don't agree. I don't think he knows a lot about Rebel 4. He is just playing >>>positions that computers in general don't understand. I have played him many >>>games on ICC as have others. He has a good idea of what computers can and can't >>>do, in general. And, in general, _all_ have the same basic weaknesses... Some >>>moreso than others of course. >> >>The games you played against him are not the important tournament games that he >>plays against Rebel. >> >>He boought Rebel Century few weeks before the match in order to learn about it's >>weaknesses. >> >>He could simply download Crafty or use anohter program that he has >>if his target was only to play anti-computer chess. >> >>Uri > >He has _done_ that. He plays _lots_ of computer games on the server. He has >played matches against computers in fact, for amusement. Other GMs have done >the same (Shirov comes to mind but there are lots of others). > >You can play any of several computers and begin to get an idea of what computers >can and can't do well... My point was that for this match he bought Rebel and did not only try to play against computers. Uri
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