Since you’re here...

We hope you will consider supporting us today. We need your support to continue to exist, because good entries are more and more work time. Every reader contribution, however big or small, is so valuable. Support "Chess Engines Diary" even a small amount– and it only takes a minute. Thank you.
============================== My email: jotes@go2.pl



Erinn 1.1 - new version chess engine

 

Erinn is a UCI chess engine written in Kotlin. It is built for version 21 of the JVM.
Author: NichtElias

Erinn 1.1 what's new?

Total Elo gain estimate: ~200 Elo
improved time management for shorter time controls
lazy nnue updates
fused nnue updates
feature set changed from halfKA to halfKA_hm
nnue output buckets
2 cycles of (generate new training data -> retrain network)
switch from relative history heuristic to normal history heuristic
improved SEE implementation
SEE pruning in qsearch
only do attempt nmp when staticEval >= beta
drop remaining depth requirement for late move reductions to >= 2



Comments