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Davis Yoshida

3 accepted papers

2024

Generative Explore-Exploit: Training-free Optimization of Generative Recommender Systems using LLM Optimizers

ACL 2024long

Recommender systems are widely used to suggest engaging content, and Large Language Models (LLMs) have given rise to generative recommenders. Such systems can directly generate items, including for open-set tasks like question suggestion. While the world knowledge of LLMs enables good recommendation…

Cited by 4SourcePDFScholar
2024

MAP’s not dead yet: Uncovering true language model modes by conditioning away degeneracy

ACL 2024long

It has been widely observed that exact or approximate MAP (mode-seeking) decoding from natural language generation (NLG) models consistently leads to degenerate outputs (Holtzman et al., 2019; Stahlberg and Byrne, 2019). Prior work has attributed this behavior to either a fundamental and unavoidable…