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Mingjia Shi

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#natural language process... Preprint Sep 2026

Grounding Memory Summarization in Utility Intent

Existing summarizers for memory systems are typically optimized for human-facing criteria such as faithfulness, which misaligns with their true objective: preserving the evidence needed to support future queries. We show that conditioning summarization on query-answer pairs substantially improves answer quality, and th...

Zhen-Yu Lei, Ming-Jia Shi, Xing-Bo Fu et al. · 0 citations
Jul 2026

Dive Into the Implicit Biases of Low-rank Vision-language Alignment

This work systematically characterize the implicit biases introduced by low-rank adaptation during alignment and establishes two theorems showing that low-rank alignment induces preferences for parameter subspaces with flat gradients and feature subspaces robust to perturbations, providing a principled explanation for...

Mingjia Shi, Shuo Wang, Xiaobo Wang et al. · 0 citations

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