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Sa Zhu

SIGIR 2026×2CVPR 2026对齐与偏好检索与知识推理多模态效率与系统
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2 一作 · 3 篇 · SIGIR 2026 / CVPR 2026

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2026 顶会论文

3
作者位次 #4/6SIGIR 2026Oral· Information Retrieval (Full)

Incentivizing Retrieval-Augmented Generation via Inner Adaptive Context Selection

Chenxu Cui · Lin Shen · Haihui Fan · Sa Zhu · Feifei Dai · Bo Li

摘要

Retrieval-Augmented Generation (RAG) techniques have emerged as a promising direction to merge the non-parametric knowledge into Large Language Models (LLMs), thereby alleviating factual errors, hallucinations and outdated knowledge. Existing RAG methods, which append multiple retrieved documents...

效率与系统检索与知识评测与基准OpenReview
一作SIGIR 2026Oral· Information Retrieval (Full)

Denoise and Align: Diffusion-Driven Foreground Knowledge Prompting for Open-Vocabulary Temporal Action Detection

Sa Zhu · Wanqian Zhang · Lin Wang · Jinchao Zhang · Cong Wang (Key Laboratory of Computing Power Network and Information Security, Ministry of Education, Shandong Computer Science Center (National Supercomputer Center in Jinan), Qilu University of Technology (Shandong Academy of Sciences) · Bo Li

摘要

Open-Vocabulary Temporal Action Detection (OV-TAD) aims to localize and classify action segments of unseen categories in untrimmed videos, where effective alignment between action semantics and video representations is critical for accurate detection. However, existing methods struggle to mitigat...

检索与知识代码对齐与偏好OpenReview

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