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Increase hidden layer quantization constant to 75 - #1170

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brunocodutra merged 1 commit into
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hlq75
Aug 15, 2026
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Increase hidden layer quantization constant to 75#1170
brunocodutra merged 1 commit into
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hlq75

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Results of dev vs base (8+0.08, 1t, 64MB, UHO_Lichess_4852_v1.epd):
Elo: 6.69 +/- 3.42, nElo: 13.49 +/- 6.89
LOS: 99.99 %, DrawRatio: 52.83 %, PairsRatio: 1.17
Games: 9764, Wins: 2546, Losses: 2358, Draws: 4860, Points: 4976.0 (50.96 %)
Ptnml(0-2): [14, 1047, 2579, 1221, 21], WL/DD Ratio: 0.99
LLR: 2.91 (100.5%) (-2.25, 2.89) [0.00, 3.00]
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and reduce the feature transformer quantization constant to 127

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Results of dev vs base (20+0.2, 1t, 64MB, UHO_Lichess_4852_v1.epd):
Elo: 5.35 +/- 3.01, nElo: 10.89 +/- 6.12
LOS: 99.98 %, DrawRatio: 52.79 %, PairsRatio: 1.13
Games: 12400, Wins: 3200, Losses: 3009, Draws: 6191, Points: 6295.5 (50.77 %)
Ptnml(0-2): [9, 1362, 3273, 1541, 15], WL/DD Ratio: 0.99
LLR: 2.89 (100.1%) (-2.25, 2.89) [0.00, 3.00]
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@codecov

codecov Bot commented Aug 15, 2026

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Codecov Report

❌ Patch coverage is 88.78505% with 12 lines in your changes missing coverage. Please review.
✅ Project coverage is 82.13%. Comparing base (9463c1d) to head (d62afd1).

Files with missing lines Patch % Lines
bin/trainer.rs 0.00% 10 Missing ⚠️
lib/nnue/evaluator.rs 96.72% 2 Missing ⚠️
Additional details and impacted files
@@            Coverage Diff             @@
##           master    #1170      +/-   ##
==========================================
- Coverage   82.31%   82.13%   -0.18%     
==========================================
  Files          90       90              
  Lines        8153     8056      -97     
==========================================
- Hits         6711     6617      -94     
+ Misses       1442     1439       -3     

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@brunocodutra
brunocodutra merged commit c237dbe into master Aug 15, 2026
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@brunocodutra
brunocodutra deleted the hlq75 branch August 15, 2026 18:34
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