Task — engineering-spec@1

"Park scoring + MMR - relevance/importance/recency weights, access_count, last_accessed_at"

draftTASK-MEMORY-221
module memory · class product · priority p1 · created 2026-07-08 · shipped null
depends on TASK-MEMORY-219 · blocks none

TASK-MEMORY-221: Park scoring + MMR - relevance/importance/recency weights, access_count, last_accessed_at

1. Description

0.4/0.3/0.3 combined score per TASK-MEMORY-113; MMR lambda 0.7 diversity filter; components normalized and exposed in explain

Migrated 2026-07-08 from the memory improvement backlog, folded into the task system as class: improvement. Source report refs: R2, R13, F1, F10.

Acceptance criteria