Stockfish

Discussion about chess-playing software (engines, hosts, opening books, platforms, etc...)
Sedat Canbaz
Posts: 2263
Joined: Wed Jun 21, 2023 6:29 am

Re: Stockfish

Post by Sedat Canbaz » Mon Mar 03, 2025 10:50 pm

Thanks a lot to Homayoun and SF team!

Homayoun
Posts: 1701
Joined: Tue Mar 21, 2023 4:57 pm
Real Name: Homayoun

Re: Stockfish

Post by Homayoun » Tue Mar 04, 2025 12:04 am

Best regards, Sedat.

Homayoun
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Real Name: Homayoun

Re: Stockfish

Post by Homayoun » Sat Mar 22, 2025 10:02 am

Author: mstembera
Date: Fri Mar 21 11:22:59 2025 +0100
Timestamp: 1742552579

Change layout of CorrectionHistory<NonPawn>

https://tests.stockfishchess.org/tests/ ... 5cc372a9d2
LLR: 2.95 (-2.94,2.94) <0.00,2.00>
Total: 150368 W: 38874 L: 38401 D: 73093 Elo +1.09
Ptnml(0-2): 424, 16821, 40262, 17212, 465

Make CorrectionHistory\<NonPawn\> handle both black and white
internally. A follow up to
https://github.com/official-stockfish/S ... /pull/5816

closes https://github.com/official-stockfish/S ... /pull/5934

No functional change

https://abrok.eu/stockfish/

Homayoun
Posts: 1701
Joined: Tue Mar 21, 2023 4:57 pm
Real Name: Homayoun

Re: Stockfish

Post by Homayoun » Sat Mar 29, 2025 7:37 pm

Author: Disservin
Date: Sat Mar 29 11:55:55 2025 +0100
Timestamp: 1743245755

Silence "may be used uninitialized" GCC warning

Helps gcc silence the warning about

```
warning: 'added' may be used uninitialized [-Wmaybe-uninitialized]
const IndexType offsetA0 = TransformedFeatureDimensions * added[0];
```

closes https://github.com/official-stockfish/S ... /pull/5950

No functional change


https://abrok.eu/stockfish/

User avatar
Waldemar-Brazil
Posts: 36
Joined: Mon Jan 27, 2025 6:43 pm

Re: Stockfish

Post by Waldemar-Brazil » Sun Mar 30, 2025 5:51 pm

Stockfish 17.1

Official release version of Stockfish 17.1
https://stockfishchess.org/download/

Homayoun
Posts: 1701
Joined: Tue Mar 21, 2023 4:57 pm
Real Name: Homayoun

Re: Stockfish

Post by Homayoun » Sun Mar 30, 2025 7:34 pm

Many thanks

Homayoun
Posts: 1701
Joined: Tue Mar 21, 2023 4:57 pm
Real Name: Homayoun

Re: Stockfish

Post by Homayoun » Wed Apr 02, 2025 7:05 pm

Author: Shawn Xu
Date: Wed Apr 2 17:53:05 2025 +0200
Timestamp: 1743609185

Introduce TT Move History Double Extensions

Passed VVLTC w/ STC bounds:
LLR: 2.94 (-2.94,2.94) <0.00,2.00>
Total: 74918 W: 19436 L: 19120 D: 36362 Elo +1.47
Ptnml(0-2): 6, 6890, 23354, 7200, 9
https://tests.stockfishchess.org/tests/ ... 3457d878bb

Passed VVLTC w/ LTC bounds:
LLR: 2.95 (-2.94,2.94) <0.50,2.50>
Total: 111706 W: 29050 L: 28619 D: 54037 Elo +1.34
Ptnml(0-2): 13, 10218, 34959, 10651, 12
https://tests.stockfishchess.org/tests/ ... b4a2dfd36b

STC Elo Estimate:
Elo: 1.26 ± 2.0 (95%) LOS: 88.8%
Total: 30000 W: 7855 L: 7746 D: 14399 Elo +1.26
Ptnml(0-2): 104, 3531, 7630, 3622, 113
nElo: 2.44 ± 3.9 (95%) PairsRatio: 1.03
https://tests.stockfishchess.org/tests/ ... 8afdc44b99

closes https://github.com/official-stockfish/S ... /pull/5961

Bench: 1887897

https://abrok.eu/stockfish/

Homayoun
Posts: 1701
Joined: Tue Mar 21, 2023 4:57 pm
Real Name: Homayoun

Re: Stockfish

Post by Homayoun » Fri Apr 18, 2025 8:56 pm

Author: Daniel Monroe
Date: Fri Apr 18 14:32:26 2025 +0200
Timestamp: 1744979546

Skip 5th continuation history

Passed simplification STC
LLR: 2.94 (-2.94,2.94) <-1.75,0.25>
Total: 70208 W: 18098 L: 17914 D: 34196 Elo +0.91
Ptnml(0-2): 199, 8300, 17907, 8514, 184
https://tests.stockfishchess.org/tests/ ... 8afdc451cb

Passed simplification LTC
LLR: 2.94 (-2.94,2.94) <-1.75,0.25>
Total: 485004 W: 122703 L: 122956 D: 239345 Elo -0.18
Ptnml(0-2): 288, 53162, 135805, 53009, 238
https://tests.stockfishchess.org/tests/ ... 8afdc452ea

closes https://github.com/official-stockfish/S ... /pull/5992

Bench: 1715901
https://abrok.eu/stockfish/

Homayoun
Posts: 1701
Joined: Tue Mar 21, 2023 4:57 pm
Real Name: Homayoun

Re: Stockfish

Post by Homayoun » Sun Apr 27, 2025 9:11 pm

Author: FauziAkram
Date: Sun Apr 27 20:47:47 2025 +0200
Timestamp: 1745779667

VVLTC Tune

Passed VVLTC with LTC bounds:
LLR: 2.94 (-2.94,2.94) <0.50,2.50>
Total: 12800 W: 3432 L: 3184 D: 6184 Elo +6.73
Ptnml(0-2): 1, 1098, 3954, 1346, 1
https://tests.stockfishchess.org/tests/ ... 2d74b15d5e

Passed VVLTC with STC bounds:
LLR: 2.94 (-2.94,2.94) <0.00,2.00>
Total: 14402 W: 3865 L: 3625 D: 6912 Elo +5.79
Ptnml(0-2): 0, 1236, 4490, 1474, 1
https://tests.stockfishchess.org/tests/ ... 2d74b15da6

Passed VVLTC third test (removing an unrelated change):
LLR: 2.95 (-2.94,2.94) <0.50,2.50>
Total: 25584 W: 6670 L: 6398 D: 12516 Elo +3.69
Ptnml(0-2): 4, 2290, 7932, 2562, 4
https://tests.stockfishchess.org/tests/ ... 2d74b15def

closes https://github.com/official-stockfish/S ... /pull/6036

Bench: 1857323

https://abrok.eu/stockfish/

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