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ContextualBanditPolicy (LinUCB) replacing Random #25

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opened 2026-04-13 14:23:20 +00:00 by alvis · 1 comment
alvis commented 2026-04-13 14:23:20 +00:00
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Implement LinUCB over the v1 features. Per-user arms. Persist bandit state. Offline replay harness before enabling for real users.

Implement LinUCB over the v1 features. Per-user arms. Persist bandit state. Offline replay harness before enabling for real users.
alvis added this to the M1 — Real signal milestone 2026-04-13 14:23:20 +00:00
alvis added the ml label 2026-04-13 14:23:20 +00:00
alvis commented 2026-04-13 14:35:55 +00:00
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Superseded by #51 (global-then-personalize LinUCB) which addresses the per-user-reward-starvation problem, and #50 which adds shadow-deploy infra so we do not replace Random in one step. Closing.

Superseded by #51 (**global-then-personalize** LinUCB) which addresses the per-user-reward-starvation problem, and #50 which adds shadow-deploy infra so we do not replace Random in one step. Closing.
alvis closed this issue 2026-04-13 14:35:55 +00:00
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Reference: alvis/oO#25
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