From 9102eea9a7cf3daa82a2a2c673d2a737ee7b10ac Mon Sep 17 00:00:00 2001 From: Claude Date: Tue, 13 Oct 2026 16:38:39 +0000 Subject: [PATCH] docs(docs): List endgame scaling by material signature as rejected MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The scale cut the score for the side ahead in opposite bishop endings and in pawnless endings a bishop or less ahead. It played +1 ±5 over 8,000 games at 10+0.1, unresolved under sprt [0, 5], and was not merged. Co-Authored-By: Claude Opus 5.5 Claude-Session: https://claude.ai/code/session_01Be9kcyZC1EuZdKrs41a9Sc --- docs/ROADMAP.md | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/docs/ROADMAP.md b/docs/ROADMAP.md index 843e70ed..7e79c1a9 100644 --- a/docs/ROADMAP.md +++ b/docs/ROADMAP.md @@ -720,3 +720,10 @@ of these again without saying what is different this time. -3.11 on the last batch the cap allowed), with 1.04 times master's nodes at the same time. The tactical count fell from 228 to 217 at depth six. One ply for the whole re-search, however many fail highs, is a different change to measure. +- Scaling the score down in endings the material rarely converts, for the side it + favours: bishops of opposite colours with only pawns besides to a half, and a side + with no pawns that leads in pieces by a bishop or less to nothing, 4/64 or 14/64 as + Stockfish scales the same signatures. Rook against knight read +14 for +232. +1 ±5 + over 8,000 games at 10+0.1 against d82638a (sprt [0, 5] unresolved at LLR -0.93, the + cap raised from 4,000, where it read +2 ±7), at level speed. The bench moved only in + its endgames.