Transposition table in PV nodes

Discussion of chess software programming and technical issues.

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bob
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Joined: Mon Feb 27, 2006 7:30 pm
Location: Birmingham, AL

Re: Transposition table in PV nodes

Post by bob »

metax wrote:Because at least in my program, I only do a move entry in the transposition table if the search has failed high, which rarely happens. Otherwise I don't even save the best move in the TT. Is this wrong?
Yes. What about any position where score > alpha, not just positions where score >= beta...