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add spsa tuned values #55

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Merged
kevlu8 merged 1 commit into from
Jun 21, 2025
Merged

add spsa tuned values #55

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6 changes: 3 additions & 3 deletions engine/search.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -11,18 +11,18 @@
// we can afford to lose RFP_THRESHOLD eval units per ply
// and still be in a better position. The lower the value,
// the more aggressive RFP is.
#define RFP_THRESHOLD (150 * CP_SCALE_FACTOR)
#define RFP_THRESHOLD (128 * CP_SCALE_FACTOR)

// Aspiration window size(s)
// The aspiration window is the range of values we search
// for the best move. If we fail to find the best move in
// this range, we expand the window.
#define ASPIRATION_WINDOW (50 * CP_SCALE_FACTOR)
#define ASPIRATION_WINDOW (43 * CP_SCALE_FACTOR)

// Null-move pruning reduction value
// This is the amount of depth we reduce the search by
// when we do a null-move search
#define NMP_R_VALUE 3
#define NMP_R_VALUE 4

// Delta pruning threshold
// This is the threshold for delta pruning (in centipawns)
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