Search: retry quiet main-search SEE pruning - #28
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Closes #3
Summary
mainWhy the first attempt failed
PR #22 reached -2.7 +/- 9.4 Elo after 1,030 LTC games. The move-count gate alone still allowed SEE to remove useful quiets. The additional negative-history gate targets only moves that ordering already considers weak.
Validation
make clean && make both./see_test.sh: 112 passed, 0 failed./perft_test.sh --fast: 29 passed, 0 failed, 4 slow cases skippedmake test-nnue: passed2+0.02, 600 games): 133 / 103 / 364, +17.4 +/- 17.4 Elo, LOS 97.5%LTC SPRT
Running:
TC=60+0.6 ./tournament.sh sprt 3_review_new 3_review_base0 / +5 Elo, alpha=beta=0.05513ee20d7f9e9e82995cb0078fc9ef10f27fcbef57554b2e7e8da7309be5bdf1ae4c20dac83ad372-repeat,/home/paschty/Downloads/2moves_v2.pgnThe PR remains contingent on the LTC boundary; the STC screen is not final acceptance.