Digest: RPE4Rec: Enhancing Dynamic Node Retrieval with Efficient Relative Position Encoding for Recommendation Systems
WSDM 2026 / Recommender Systems
RPE4Rec: Enhancing Dynamic Node Retrieval with Efficient Relative Position Encoding for Recommendation Systems
A recommendation retrieval paper on relative position encoding for dynamic node retrieval under changing user and item behavior.
Research area
User reactivation, generative recommendation, dynamic retrieval, graph embedding, counterfactual watch-time prediction, and efficient CTR modeling form the main technical line.
Publication record
- Authors
- K Cheng, H Chang, P Wang, L Gu, J Ding, Y Cao, J Ye, B Du
- Venue
- Proceedings of the Nineteenth ACM International Conference on Web Search and Data Mining
- Year
- 2026
- Area
- Recommender Systems