collaborators

7 papers

cs.AI2026

RASER: Recoverability-Aware Selective Escalation Router for Multi-Hop Question Answering

Yuyang Li, Zihe Yan, Tobias Käfer

Multi-hop question-answering systems often use expensive retrieval on every question. They may decompose the question, run several retrieval rounds, or search through bridge entiti…

cs.AI2026

Learning Agent-Compatible Context Management for Long-Horizon Tasks

Lu Yi, Runlin Lei, Liuyi Yao +6

LLM agents increasingly face long-horizon tasks such as web search and deep research in real-world applications, where accumulated context can cause long-context degradation and re…

cs.CV2026

EviMem: Evidence-Gap-Driven Iterative Retrieval for Long-Term Conversational Memory

Yuyang Li, Yime He, Zeyu Zhang +1

Long-term conversational memory requires retrieving evidence scattered across multiple sessions, yet single-pass retrieval fails on temporal and multi-hop questions. Existing itera…

cs.RO2026

Sim-and-Human Co-training for Data-Efficient and Generalizable Robotic Manipulation

Kaipeng Fang, Weiqing Liang, Yuyang Li +5

Synthetic simulation data and real-world human data provide scalable alternatives to circumvent the prohibitive costs of robot data collection. However, these sources suffer from t…

astro-ph.IM2025

AstroMMBench: A Benchmark for Evaluating Multimodal Large Language Models Capabilities in Astronomy

Jinghang Shi, Xiaoyu Tang, Yang Huang +4

Astronomical image interpretation presents a significant challenge for applying multimodal large language models (MLLMs) to specialized scientific tasks. Existing benchmarks focus…

cs.CL2025

SLiNT: Structure-aware Language Model with Injection and Contrastive Training for Knowledge Graph Completion

Mengxue Yang, Chun Yang, Jiaqi Zhu +4

Link prediction in knowledge graphs requires integrating structural information and semantic context to infer missing entities. While large language models offer strong generative…