collaborators

7 papers

cs.AI2026

Unequal Trips, Unequal Places: Diagnosing and Mitigating Delay Inequity in Autonomous Vehicle Fleet Coordination

Nicole Hu, Mingtao Zhang, Haoyang LI +2

City-scale autonomous vehicle fleet coordinators are typically optimized for aggregate travel time, yet fleet averages conceal how delay is distributed across trips and regions. We…

cs.AI2026

PolyUQuest: Verifiable Structure-Aware Web RAG over Heterogeneous Graphs

Ying Liu, Yi Ye, Quanyu Feng +5

Existing retrieval-augmented generation (RAG) systems treat web pages as flat text, losing the structural and semantic signals encoded in HTML. We present PolyUQuest, a verifiable,…

cs.AI2026

From Rigid to Dynamic: Entropy-Guided Adaptive Inference for Long-Context LLMs

Zhanchao Xu, Haoyang Li, Qingfa Xiao +4

Existing sparse attention and KV cache compression methods for long-context LLM inference typically apply fixed sparsity patterns or uniform budgets across all attention heads, ove…

cs.DB2026

DataClaw: An Autonomous Data Agent with Instant Messaging Integration

Huahang Li, Wentao Hu, Zhuoyue Wan +3

In daily life, there are many scenarios that people need to tackle data-related tasks, such as filling out forms, analyzing Excel files, and visualize data report. However, the too…

cs.AI2025

When Speed meets Accuracy: an Efficient and Effective Graph Model for Temporal Link Prediction

Haoyang Li, Yuming Xu, Yiming Li +5

Temporal link prediction in dynamic graphs is a critical task with applications in diverse domains such as social networks, recommendation systems, and e-commerce platforms. While…

cs.CL2025

Exposing Numeracy Gaps: A Benchmark to Evaluate Fundamental Numerical Abilities in Large Language Models

Haoyang Li, Xuejia Chen, Zhanchao XU +8

Large Language Models (LLMs) have demonstrated impressive capabilities in natural language processing tasks, such as text generation and semantic understanding. However, their perf…