Author: John Merlino
Date: 11:47:50 04/03/05
Go up one level in this thread
On April 02, 2005 at 15:49:58, Kolss wrote:
>On April 02, 2005 at 13:25:30, John Merlino wrote:
>
>>On April 02, 2005 at 11:35:23, Charles Roberson wrote:
>>
>>> Hi John,
>>>
>>> What does the X/Y stand for in the depth column?
>>>
>>> Charles
>>
>>Here's what the Chessmaster FAQ says:
>>
>>Q: What do the two numbers (X/Y) mean in the "Depth" column of the Mentor Lines
>>and Thinking Lines windows?
>>
>>A: The first number is the "brute force" search depth, which means that all
>>possible moves up to that depth have been searched by the engine. The second
>>number is called the "minimum extension depth", and it is also sometimes called
>>the "nominal search depth". This is the minimum depth that the most promising
>>moves have been searched to. So, for example, a depth of 3/12 means that all
>>possible combinations of three moves from the current position have been
>>searched, and those combinations that are most likely to be considered to be
>>"best play" have been searched to a minimum depth of 12 moves.
>>
>>jm
>
>
>Hi,
>
>As I understand it, the second ("Y") number represents the nominal depth as used
>in the "standard" way, while the first one ("X") is the depth up to which no
>pruning at all has been done, i.e. not even null move. Is that correct?
>
>Best regards - Munjong.
That is correct.
jm
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