Alibaba Cloud Developer

Mar 8, 2017 · Artificial Intelligence

How Private History Can Supercharge E‑commerce Recommendations: The PH‑MAB Mechanism Explained

This article introduces the PH‑MAB mechanism that combines public and private transaction histories to improve multi‑armed bandit‑based recommendation systems, explains its truthful mechanism‑design foundation, and shows how it reduces regret and boosts platform revenue compared to traditional epsilon‑greedy approaches.