Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Chess Tiger Won and is the leader with Elo perf, 2744 (crosstables)

Author: Robert Hyatt

Date: 07:44:51 06/27/01

Go up one level in this thread


On June 27, 2001 at 02:07:10, Uri Blass wrote:

>On June 27, 2001 at 00:26:28, Robert Hyatt wrote:
>
>>On June 26, 2001 at 03:58:02, Uri Blass wrote:
>>
>>>On June 26, 2001 at 03:34:44, Adolfo Bormida wrote:
>>>
>>>>Win 3 draw 1 Croos Table
>>>>
>>>>                                      1 2 3 4 5 6 7 8 9 0 1 2
>>>>
>>>>  1   Slipak,Sergio         2448      * 1 1                 1   3.0/0  0.00
>>>>  2   Matsuura,Everaldo     2467      1 *                 1 0   2.0/0  0.00
>>>>  3   Limp,Eduardo          2465      1   *             1 1     3.0/0  0.00
>>>>  4   Rodriguez,Andrés      2500            *         3 1 0     4.0/0  0.00
>>>>  5   Andres,Miguel         2382              *     1 1 1       3.0/0  0.00
>>>>  6   Hoffman,Alejandro     2453                * 1 1 1         3.0/0  0.00
>>>>  7   Dorin,Mauricio        2410                1 * 1       0   2.0/0  0.00
>>>>  8   Valerga,Diego         2468              1 1 1 *           3.0/0  0.00
>>>>  9   Scarella,Enrique      2361            0 1 1     *         2.0/0  0.00
>>>>  10  Ricardi,Pablo         2554          1 1 1         *       3.0/0  0.00
>>>>  11  Panno,Oscar           2471        1 1 3             *     5.0/0  0.00
>>>>  12  COMP Chess Tiger      2632*     1 3         3         *   7.0/0  0.00
>>>>
>>>>Standard crosstable
>>>>
>>>>IV Magistral República Argentina  2001
>>>>
>>>>                                     1 2 3 4 5 6 7 8 9 0 1 2
>>>>  1   COMP Chess Tiger   2632  +102  *     ½           1 1     2.5/3
>>>>  2   Panno,Oscar        2471  +131    * ½         1   ½       2.0/3
>>>>  3   Limp,Eduardo       2465   +26    ½ * ½ ½                 1.5/3  2.50
>>>>  4   Slipak,Sergio      2448   +73  ½   ½ *           ½       1.5/3  2.50
>>>>  5   Ricardi,Pablo      2554  -105      ½   *   ½ ½           1.5/3  2.25
>>>>  6   Valerga,Diego      2468   -53            * ½   ½   ½     1.5/3  2.00
>>>>  7   Andres,Miguel      2382   +79          ½ ½ *         ½   1.5/3  2.00
>>>>  8   Rodriguez,Andrés   2500   -38    0     ½     *       1   1.5/3  1.75
>>>>  9   Hoffman,Alejandro  2453   -40            ½     *   ½ ½   1.5/3  1.75
>>>>  10  Matsuura,Everaldo  2467   -75  0 ½   ½           *       1.0/3  1.75
>>>>  11  Dorin,Mauricio     2410   -17  0         ½     ½   *     1.0/3  1.50
>>>>  12  Scarella,Enrique   2361   -41              ½ 0 ½     *   1.0/3  1.50
>>>>
>>>>  Promedio elo: 2467 <=> Categoría: 9
>>>>  gm = 7.00 m = 5.0 (las partidas con ChessTiger no están incluídas)
>>>>  * corre en PIII 866 Mhz, 256 MbRAM. SSDF Rating al 13 de Junio del 2001
>>>
>>>I do not understand the big number of draws with the 3 points for a win system.
>>>I expected the 3 points for a win system to encourage players to play for a win
>>>but I do not see more wins than in normal tournaments and it seems that the
>>>number of draws is even higher than in a normal tournament with 1 point for a
>>>win and 1/2 point for a draw.
>>>
>>>Uri
>>
>>
>>This may be a flawed system.  The thinking is "I get 3 for a win, 1 for a draw,
>>I will go for the win if at all practical."  But it might end up "I get 1 for
>>a draw, my opponent gets 3 for a win, so I will try for the draw rather than
>>take a chance on giving him 3."
>>
>>IE it might actually increase the number of draws, not decrease it.
>
>simple logic say that if I have to choose between a forced draw
>and between probability of 30% to win and 40% to lose I will choose the 30% to
>win if there is 3 points for draw.
>
>If I get 3 wins 4 losses and 3 draws I get 3*3+4*1=13 points
>
>If my opponent win against me and get 9 draws in the other games he is going to
>get only 3+9=12 points.
>
>Uri


The math still works as I gave it however.  If you expect to win 30%, then
3 of 10 times you will get +3 points.  If you expect to lose 40%, then 4 of
10 times your opponent gets +3.  No matter how you look at it, he is going to
win the tournament.



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.