Rui Xing
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126
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Audio and Speech Processing×1NLP×1Sound×1
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2026
HPRO: Hierarchical Progressive Reward Optimization via Preference Extraction for Emotional Text-to-Speech
This paper proposes HPRO, a hierarchical progressive reward optimization framework for Large Language Model-based Text-to-Speech, to overcome the information conflict and scale gap issues.
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Papers
eess.AScs.CLcs.SDEmpiricalRecentJun 26, 2026
HPRO: Hierarchical Progressive Reward Optimization via Preference Extraction for Emotional Text-to-Speech
Sihang Nie, Xiaofen Xing, Rui Xing, Haoming Li +4 more
This paper proposes HPRO, a hierarchical progressive reward optimization framework for Large Language Model-based Text-to-Speech, to overcome the information conflict and scale gap issues.
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