mrleo1nidandClaude Opus 5.5
ff0aafdb1e
Nightly Beta(α, β) per user and source from wave impressions (reward: complete or like, ×0.99 daily decay) stored in user_profiles_rec.bandit; the wave adds 0.2·(θ − 0.5) per candidate source, sources without data stay neutral. The user's exploration share now follows how well `fresh` does against the other sources. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>