ESPO: Error-Structured Prompt Optimization via Diagnose, Diversify, and Stabilize
ESO (Error-Structured Prompt Optimization), which decomposes prompt optimization into three phases: Diagnose clusters all training errors into structural patterns in one round; generate candidates via four complementary strategies with independent biases; Select applies bootstrap stability selection.
Li-Hao Liu, Peng Tang, Kunwar Yashraj Singh et al.
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