Nathan Kallus

2026

doi dblp
Exploration Sizing via Model-Predictive Control.
Ethan Che|Hakan Ceylan|James McInerney|Nathan Kallus
Proceedings of the ACM Web Conference 2026, WWW 2026, Dubai, United Arab Emirates, originally scheduled for April 13-17, 2026, rescheduled for June 29 - July 3, 2026.

2025

doi dblp
Reindex-Then-Adapt: Improving Large Language Models for Conversational Recommendation.
Zhankui He|Zhouhang Xie|Harald Steck|Dawen Liang|Rahul Jha|Nathan Kallus|Julian J. McAuley
Proceedings of the Eighteenth ACM International Conference on Web Search and Data Mining, WSDM 2025, Hannover, Germany, March 10-14, 2025
doi dblp
Does Weighting Improve Matrix Factorization for Recommender Systems?
Alex Ayoub|Samuel Robertson|Dawen Liang|Harald Steck|Nathan Kallus
Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025- 2 May 2025
doi dblp
Collaborative Retrieval for Large Language Model-based Conversational Recommender Systems.
Yaochen Zhu|Chao Wan|Harald Steck|Dawen Liang|Yesu Feng|Nathan Kallus|Jundong Li
Proceedings of the ACM on Web Conference 2025, WWW 2025, Sydney, NSW, Australia, 28 April 2025- 2 May 2025

2024

doi dblp
Off-Policy Evaluation for Large Action Spaces via Policy Convolution.
Noveen Sachdeva|Lequn Wang|Dawen Liang|Nathan Kallus|Julian J. McAuley
Proceedings of the ACM on Web Conference 2024, WWW 2024, Singapore, May 13-17, 2024
doi dblp
Is Cosine-Similarity of Embeddings Really About Similarity?
Harald Steck|Chaitanya Ekanadham|Nathan Kallus
Companion Proceedings of the ACM on Web Conference 2024, WWW 2024, Singapore, Singapore, May 13-17, 2024

2023

doi dblp
Large Language Models as Zero-Shot Conversational Recommenders.
Zhankui He|Zhouhang Xie|Rahul Jha|Harald Steck|Dawen Liang|Yesu Feng|Bodhisattwa Prasad Majumder|Nathan Kallus|Julian J. McAuley
Proceedings of the 32nd ACM International Conference on Information and Knowledge Management, CIKM 2023, Birmingham, United Kingdom, October 21-25, 2023

2014

doi dblp
Predicting crowd behavior with big public data.
Nathan Kallus
23rd International World Wide Web Conference, WWW '14, Seoul, Republic of Korea, April 7-11, 2014, Companion Volume