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Subject: Re: CM9000-open book

Author: Eugene Smith

Date: 11:05:46 08/14/03

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On August 14, 2003 at 13:54:44, John Merlino wrote:

>On August 14, 2003 at 11:10:12, Eugene Smith wrote:
>
>>What are the red squares for when load one of CM9000`S OPEN Blks?
>
>The red squares refer to the move's weight, which can be used to determine the
>move's probability of being selected. One "square" is a weight of 25. Two
>squares is a weight of 50, and 3 squares is a weight of 100. Zero squares is, of
>course, zero weight, and a move with zero squares will never be selected.
>
>This is from the "Gameplay FAQ", which you can find on the Chessmaster website:
>
>------------------------
>If there is more than one move available for a given position, then the chances
>that a particular move will be made are based on that move's weight AND the
>weights of all of the other moves for that position. The formula is to add up
>the weights of each of the moves and then divide each INDIVIDUAL move's weight
>by the total to determine the percentage chance that a move will be selected.
>Examples:
>-- In response to 1.e4, you have the choices 1...e5 and 1...c5, each with a
>weight of 100. This means that 1...e5 will be chosen 50% of the time (100/200)
>and 1...c5 will be chosen 50% of the time (also 100/200).
>-- Let's say you add 1...d5 as another response to 1.e4 (in addition to 1...e5
>and 1...c5 above), but you give it a weight of 25. This means that 1...e5 and
>1...c5 have about a 44% chance (100/225) of being made, and 1...d5 has about an
>11% chance (25/225).
>------------------------
>
>jm



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