Author: John Merlino
Date: 13:35:12 12/05/00
Go up one level in this thread
On December 05, 2000 at 14:30:41, William Penn wrote: >On December 05, 2000 at 13:55:23, James T. Walker wrote: > >>On December 05, 2000 at 13:01:27, William Penn wrote: >> >>>On December 05, 2000 at 10:37:10, James T. Walker wrote: >>> >>>>On December 04, 2000 at 23:40:17, John Merlino wrote: >>>> >>>>>On December 04, 2000 at 23:08:18, William Penn wrote: >>>>> >>>>>>On December 04, 2000 at 17:20:28, James T. Walker wrote: >>>>>> >>>>>>>On December 04, 2000 at 13:50:50, John Merlino wrote: >>>>>>> >>>>>>>>On December 04, 2000 at 02:39:32, William Penn wrote: >>>>>>>> >>>>>>[snip] >>>>>> >>>>>> >>>>>>What is a "PV"? >>>>> >>>>>PV stands for Principal Variation (I hope that's right). It is what the engine >>>>>believes is the best line of play. (please somebody correct me if that is a >>>>>hopelessly naive explanation). >>>>> >>>>>jm >>>> >>>>That's correct John. And the PV is constantly changing. So if you are looking >>>>at the visual thinking board and the PV changes the board changes to show the >>>>new PV. If you extend the "thinking lines" box vertically you may see many PVs. >>>> The latest is of course the one at the bottom and that is what the visual >>>>thinking board will show as the current position at the end of that PV. >>>>Jim >>> >>>Yes, that's also the way it worked with CM6000. But it does not work that way >>>with CM8000, at least not with my typical CM8000 installation running W98se. >>>The position shown in the Visual Thinking window does not correspond to any of >>>the lines (lists of moves) in the Thinking Lines window. It changes frequently, >>>and it is apparently displaying various intermediate positions of the current >>>search in progress -- at one ply greater than the last line displayed in the >>>Thinking Lines window. But that isn't clear, because I don't "recognize" the >>>positions, so don't actually know what they represent. >>>WP >> >>Hello William, >>Are you sure you have the "Thinking Lines" extended to the right side far enough >>to see the entire variation? I'm sitting here right now looking at my other >>computer in the starting position and here is the PV: >>e4 e5 Nf3 Nf6 d4 Nxe4 Nxe5 d5 Nd2 Nd7 Bb5 c6 >>The position shown on the visual thinking board is exactly what you get at the >>end of the variation. It is at depth 12 and the score is 0.21 at 13,336,141 >>positions. This took 3:57 on my Athlon 900 Mhz. This was with Chessmaster >>playing the black pieces and just sitting there waiting for me to move. As far >>as I can see it's working perfectly. I'm using windows 98 with a downloaded >>update from the Microsoft site. >>Regards, >>Jim > >Hi Jim, >Yes, my Thinking Lines window is fully expanded and shows the complete line of >moves at the right. The Visual Thinking window obviously doesn't work right for >me with my typical CM8000 installation, and I have no idea why. I'm familiar >with it from CM6000, so I know how it's supposed to work. Presumably it is >supposed to work the same in CM8000 as in CM6000. > >I'm running an OEM version of W98se, and Internet Explorer 5.5 (which includes >some windows updates too) with all of the latest updates available online from >Microsoft. If it were Windows 2000 or Windows ME, that might explain it because >apparently they aren't supported, but supposedly CM8000 supports W98se. >WP What boxes do you have checked in the "Thinking Lines" window? What personalities, if any, are in the current game? jm
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