Chess engine: Alexandria
Author: PGG106 Rating CEDR=3510
v.5.0
It's Alive-er!
LTC Progression test
ELO | 68.87 +- 6.18 (95%)
CONF | 40.0+0.40s Threads=1 Hash=64MB
GAMES | N: 3000 W: 692 L: 105 D: 2203
Progression test was run on the 8moves-noob.epd book.
What's Changed
improved search
Improved NNUE arch and data
NNUE changes
Alexandria's net arch changed from 768->512x2->1 to 768->1024x2->1.
More leela data, currently totaling around 3B fens from the jan2023 binpack.
Alexandria - Rating CEDR progres:
| Pl | Engine | Rating | Score | Games | % |
| 594 | Alexandria 4.0 | 3510.3 | 362.50 | 626 | 57.91 |
| 685 | Alexandria 3.5 | 3358.6 | 158.00 | 276 | 57.25 |
| 736 | Alexandria 3.0.2 | 3283.5 | 129.50 | 224 | 57.81 |
| 753 | Alexandria 3.1.0 | 3262.8 | 215.00 | 373 | 57.64 |
| 755 | Alexandria 2.4 | 3260.3 | 229.50 | 352 | 65.20 |
| 799 | Alexandria 3.0 | 3191.5 | 72.50 | 160 | 45.31 |
| 872 | Alexandria 2.3 | 3082.4 | 126.00 | 246 | 51.22 |
| 882 | Alexandria 2.3.1 | 3077.2 | 21.50 | 42 | 51.19 |
| 924 | Alexandria 2.3.2 | 3030.0 | 15.00 | 20 | 75.00 |
| 930 | Alexandria 2.2 | 3017.3 | 31.50 | 142 | 22.18 |
| 938 | Alexandria 2.1.0 | 2999.3 | 17.50 | 72 | 24.31 |
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