dual DNN | BestHub

Qunar Tech Salon

Feb 27, 2020 · Artificial Intelligence

iQIYI Dual‑DNN Ranking Model with Online Knowledge Distillation

This article describes iQIYI’s dual‑DNN ranking architecture that combines a high‑capacity teacher network with a lightweight student network via online knowledge distillation, addressing the trade‑off between model effectiveness and inference efficiency in large‑scale recommendation systems.

CTR predictiondual DNNfeature interaction

0 likes · 12 min read

iQIYI Dual‑DNN Ranking Model with Online Knowledge Distillation

iQIYI Technical Product Team

Feb 21, 2020 · Artificial Intelligence

Dual DNN Ranking Model with Online Knowledge Distillation for Recommender Systems

iQIYI’s dual‑DNN ranking model uses an online teacher‑student knowledge‑distillation framework where a complex teacher DNN shares representations with a lightweight student DNN, enabling end‑to‑end training, large‑scale feature crossing, and substantially higher recommendation accuracy while cutting inference latency and model size.

CTR predictiondual DNNfeature interaction

0 likes · 15 min read

Dual DNN Ranking Model with Online Knowledge Distillation for Recommender Systems