ITPUB

Aug 21, 2022 · Backend Development

How Bilibili Turned Academic ABR Research into a Mobile Playback Boost

This article examines Bilibili's end‑to‑end journey of adopting, evaluating, and extending academic adaptive bitrate (ABR) algorithms—such as THROUGHPUT, MPC, BOLA, and Pensieve—to improve mobile video QoE, detailing the shortcomings of traditional methods, the design of a real‑time QoE model, network preprocessing, intelligent resolution framework, model deployment, and user‑preference adaptations.