LATEST STOCKFISH DEV

latest SF DEV stockfish_15121211

Author: mstembera
Date: Sat Dec 12 10:32:28 2015 +0000
Timestamp: 1449916348

Fix MultiPv and Skill in SMP.

7 threads, 5+0.1:
LLR: 2.96 (-2.94,2.94) [-3.00,1.00]
Total: 55460 W: 9665 L: 9601 D: 36194

No functional change in normal playing mode
http://abrok.eu/stockfish/

Author: mstembera
Date: Mon Dec 14 18:47:12 2015 +0000
Timestamp: 1450118832

Fix easy move bug in SMP mode

Fix a bug where we could stop the search after only 10% of time used due to a matching easy move but later switch to a different move that was never pre-screened as easy due to SMP thread select.

STC:
LLR: 2.95 (-2.94,2.94) [-3.00,1.00]
Total: 27227 W: 4910 L: 4800 D: 17517

LTC:
LLR: 2.96 (-2.94,2.94) [-3.00,1.00]
Total: 40368 W: 5826 L: 5733 D: 28809

Resolves #521

thank you friend

stockfish 15121822

Author: Guenther Demetz
Date: Fri Dec 18 21:59:09 2015 +0000
Timestamp: 1450475949

Distinct iteration paths for Lazy SMP threads

STC 5+0.1, threads 7
LLR: 2.96 (-2.94,2.94) [0.00,5.00]
Total: 6026 W: 1047 L: 901 D: 4078

LTC: 20+0.2, threads 7
LLR: 2.95 (-2.94,2.94) [0.00,5.00]
Total: 19739 W: 2910 L: 2721 D: 14108

STC 5+0.1, threads 20
LLR: 2.95 (-2.94,2.94) [0.00,5.00]
Total: 2493 W: 462 L: 331 D: 1700

LTC 30+0.3, threads 20
ELO: 8.86 +-3.7 (95%) LOS: 100.0%
Total: 8000 W: 1076 L: 872 D: 6052

Bench: 8012530

Resolves #525

stockfish_15122021_x64

Author: VoyagerOne
Date: Sun Dec 20 20:41:17 2015 +0000
Timestamp: 1450644077

Remove killer move conditions from LMR

STC:
LLR: 2.95 (-2.94,2.94) [-3.00,1.00]
Total: 8459 W: 1619 L: 1477 D: 5363

LTC:
LLR: 2.95 (-2.94,2.94) [-3.00,1.00]
Total: 32239 W: 4404 L: 4299 D: 23536

Bench: 7597031

Resolves #534

stockfish_15122211_x64

Author: Alain SAVARD
Date: Tue Dec 22 10:02:37 2015 +0000
Timestamp: 1450778557

New mobility bonus

Tuned the global mobility factor for each piece, as well as some +- delta,

The master mobility factor was {266,334} and tuning gave
{267, 362} +S(-2,-2) for the Knight
{249, 328} +S( 0,-2) for the Bishop
{298, 353} +S(1,1) for the Rook
{265, 358} +S(2,-1) for the Queen

Passed STC
LLR: 2.95 (-2.94,2.94) [0.00,4.00]
Total: 49402 W: 9367 L: 9037 D: 30998

and LTC
LLR: 2.97 (-2.94,2.94) [0.00,5.00]
Total: 26831 W: 3871 L: 3658 D: 19302

Bench: 8355485

Resolves #536

stockfish_15122220_x64
Author: braich

http://abrok.eu/stockfish/

enjoy !