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Author

Tao Zhong

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Jul 2026

Retain or Consolidate? Budget-Dependent Operator Selection for Language Agent Memory

This work decomposes each operator's utility into a coverage effect on evidence omitted by retention and a signed replacement effect on raw evidence that already fits, which explains why the preferred action changes with relative budget pressure.

Qingcan Kang, Mingyang Liu, Shixiong Kai et al. · 1 citation
#machine learning Preprint Aug 2026

Understanding Evolution Strategies for LLM Reasoning: Broader Reasoning Coverage than GRPO

These findings position ES as a distinct reasoning post-training paradigm rather than a less effective, memory-efficient alternative to GRPO, and study how hyperparameter design affects the effectiveness of ES, demonstrating that ES requires a smaller population size in a larger LLM.

Yunpeng Ba, Zhi Zheng, Yue Xie et al. · 0 citations

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