Researchers have developed a Controllable Retrieval Model (CRM) designed to enhance efficiency in recommendation systems by incorporating desired watch times as a condition. This framework, implemented using both deep neural networks and a Decision Transformer, allows for steering retrieval without retraining by inputting a target watch time. CRM has been deployed in Kuaishou's short-video recommendation system, leading to measurable improvements in user watch time. AI
IMPACT This new retrieval model could enhance user engagement in short-video platforms by personalizing content recommendations based on desired watch times.
RANK_REASON Publication of a research paper detailing a new AI model and its application. [lever_c_demoted from research: ic=1 ai=1.0]
- arXiv
- Chi Liu
- Controllable Retrieval Model
- Decision Transformer
- deep neural network
- Kuaishou
- Kuaishou Lite
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