activity
20092023
most citedChain-of-Thought Prompting Elicits Reasoning in Large Language Models

4.3k citations · 10.2k across the 68 of their papers we have counts for

collaborators

71 papers

cs.IR2023

Density Weighting for Multi-Interest Personalized Recommendation

Nikhil Mehta, Anima Singh, Xinyang Yi +3

Using multiple user representations (MUR) to model user behavior instead of a single user representation (SUR) has been shown to improve personalization in recommendation systems.…

cs.LG2023

Online Matching: A Real-time Bandit System for Large-scale Recommendations

Xinyang Yi, Shao-Chuan Wang, Ruining He +6

The last decade has witnessed many successes of deep learning-based models for industry-scale recommender systems. These models are typically trained offline in a batch manner. Whi…

cs.IR2023

Fresh Content Needs More Attention: Multi-funnel Fresh Content Recommendation

Jianling Wang, Haokai Lu, Sai zhang +10

Recommendation system serves as a conduit connecting users to an incredibly large, diverse and ever growing collection of contents. In practice, missing information on fresh (and t…

cs.IR2023★ 1 cited

Hierarchical Reinforcement Learning for Modeling User Novelty-Seeking Intent in Recommender Systems

Pan Li, Yuyan Wang, Ed H. Chi +1

Recommending novel content, which expands user horizons by introducing them to new interests, has been shown to improve users' long-term experience on recommendation platforms \cit…

cs.IR2023★ 4 cited

Prompt Tuning Large Language Models on Personalized Aspect Extraction for Recommendations

Pan Li, Yuyan Wang, Ed H. Chi +1

Existing aspect extraction methods mostly rely on explicit or ground truth aspect information, or using data mining or machine learning approaches to extract aspects from implicit…

cs.IR2023★ 3 cited

Better Generalization with Semantic IDs: A Case Study in Ranking for Recommendations

Anima Singh, Trung Vu, Nikhil Mehta +9

Randomly-hashed item ids are used ubiquitously in recommendation models. However, the learned representations from random hashing prevents generalization across similar items, caus…