Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

Update History Heuristics on Beta Cutoffs. #84

Merged
merged 2 commits into from
Sep 20, 2022
Merged

Update History Heuristics on Beta Cutoffs. #84

merged 2 commits into from
Sep 20, 2022

Conversation

TheBlackPlague
Copy link
Owner

This PR improves the history heuristic by updating it on beta cutoffs instead of alpha changes.

ELO Difference

Using UHO_XXL_+0.90_+1.19.epd:

TC: 10s + 0.1s (STC)

ELO   | 6.12 +- 4.59 (95%)
SPRT  | 10.0+0.10s Threads=1 Hash=16MB
LLR   | 2.99 (-2.94, 2.94) [0.00, 5.00]
GAMES | N: 11984 W: 3374 L: 3163 D: 5447

TC: 60s + 0.6s (LTC)

ELO   | 5.63 +- 3.63 (95%)
SPRT  | 60.0+0.60s Threads=1 Hash=256MB
LLR   | 2.96 (-2.94, 2.94) [0.00, 3.00]
GAMES | N: 17720 W: 4617 L: 4330 D: 8773

@TheBlackPlague
History updates on beta cutoff.
04b517d 
Attempt #1 - increment by depth.

Bench: 14487100
@TheBlackPlague
Attempt 2 - Increment by depth * depth.
37c58d5 
Bench: 12231936
@TheBlackPlague TheBlackPlague added the enhancement New feature or request label Sep 20, 2022
@TheBlackPlague TheBlackPlague self-assigned this Sep 20, 2022
@TheBlackPlague TheBlackPlague marked this pull request as ready for review September 20, 2022 06:49
@TheBlackPlague TheBlackPlague merged commit 7c4a0cd into master Sep 20, 2022
@TheBlackPlague TheBlackPlague deleted the history-on-beta branch September 20, 2022 06:50
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
Reviewers
No reviews
Assignees

@TheBlackPlague TheBlackPlague

Labels
enhancement New feature or request
Projects
None yet
Milestone
No milestone
Development

Successfully merging this pull request may close these issues.
1 participant
@TheBlackPlague