Author

Zheng-Hui Chen

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Preprint Nov 2026

Measuring User Success in Randomized Search Experiments: Interpreting Good Abandonment in Generative AI Search

Randomized search experiments increasingly evaluate experiences in which large language models answer information needs directly on the results page. Click status alone cannot identify success: a click may lead to an unsatisfactory result, while no click may indicate successful answer consumption, or"good abandonment."...

Minha Hwang, Shavak Agrawal, Da-Xing Chen et al. · 0 citations

Preprint Aug 2026

EmoS: A Theory-Grounded Framework for Evaluating and Aligning Emotional Intelligence in Spoken Language Models

EmoDialogue, a bilingual dataset providing necessary fine-grained supervision through response pairs with rigorously defined EI gradations, and EmoS, a specialized evaluator model optimized via Supervised Fine-Tuning and Group Relative Policy Optimization, are introduced, establishing a foundational framework for advan...

Junyu Wang, Si-Yuan Zhang, Peiyuan Jiang et al. · 1 citation