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Subject: Re: More correct analysis here...

Author: Robert Hyatt

Date: 21:28:08 01/31/02

Go up one level in this thread

On January 31, 2002 at 14:04:13, Andrew Dados wrote:

>
>
>From their own publication, 'Deep Blue', June 2001
>Example of search depths over one position
>r1r1q1k1/6p1/3b1p1p/1p1PpP2/1Pp5/2P4P/R1B2QP1/R5K1 w
>from DB-Kasparow game 2 from 1997, before move 37
>
>When chips were set to minimum fullwith 4 plys:
>
>A.Iteration
>B.Minimum software depth
>C.Maximum software depth
>D.Maximum Estimated combined depth
>
>A  B  C    D
>----------------
>6  2  5  11-21
>7  3  6  12-22
>8  4  11 17-27
>9  5  15 21-31
>10 6  17 23-33
>11 7  20 26-36
>12 8  23 29-39
>
>So iteration is clearly the sum of minimum software depth (B) and hardware depth
>(4 plys here).
>
>-Andrew-



OK... but what does this have to do with the current discussion?  DB doesn't
report "an iteration number".  It reports things like 10(6) and directly
according to Hsu (from the email I posted) 10 is the software depth, and (6)
is the hardware depth.  They are _added_ to get the total depth...

• Re: More correct analysis here... Andrew Dados 12:10:14 02/01/02
  • Re: More correct analysis here... Ed Schröder 15:08:39 02/01/02
    • Re: More correct analysis here... Robert Hyatt 19:20:27 02/02/02
    • Re: More correct analysis here... Vincent Diepeveen 13:29:14 02/02/02
      • Re: More correct analysis here... Robert Hyatt 19:22:37 02/02/02
    • Re: More correct analysis here... Andrew Dados 15:34:52 02/01/02
      • Re: More correct analysis here... Robert Hyatt 19:25:10 02/02/02
• Re: More correct analysis here... Uri Blass 23:44:40 01/31/02

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