collaborators

9 papers

cs.DS2026

The Cost of Changing Edges for Diameter Computation and More

Sam Hiken, Yael Kirkpatrick, Jakob Nogler +1

The sensitivity setting is a restricted setting for dynamic algorithms, particularly practical for scenarios where extensive preprocessing is feasible but responses to real-time mo…

cs.CV2026

MedPixel: A Unified Pixel-Language Model for Medical Reasoning and Segmentation

Haoyu Yang, Meixing Shi, Zengjie Chen +5

Reliable medical image understanding requires models to connect clinical language and visual reasoning with pixel-level grounding. Yet medical vision-language models often lack pre…

math.NA2026

A unified analysis of maximum-norm estimates for a class of HDG methods for parabolic problem in polyhedral domains

Huangxin Chen, Haitao Leng, Weifeng Qiu

This paper studies a general class of semi-discrete hybridizable discontinuous Galerkin (HDG) methods, including mixed methods, for parabolic problems in nonconvex polygonal and po…

math.AP2026

The Existence, uniqueness, and regularity of weak solutions for a thermodynamically consistent two-phase flow model in porous media

Huangxin Chen, Jisheng Kou, Haitao Leng +2

Thermodynamically consistent models for two-phase flow in porous media have attracted significant attention in recent years. In this paper, we prove the existence, uniqueness and r…

cs.AI2025

Mix-Ecom: Towards Mixed-Type E-Commerce Dialogues with Complex Domain Rules

Chenyu Zhou, Xiaoming Shi, Hui Qiu +6

E-commerce agents contribute greatly to helping users complete their e-commerce needs. To promote further research and application of e-commerce agents, benchmarking frameworks are…

cs.CL2025

ContextQFormer: A New Context Modeling Method for Multi-Turn Multi-Modal Conversations

Yiming Lei, Zhizheng Yang, Zeming Liu +5

Multi-modal large language models have demonstrated remarkable zero-shot abilities and powerful image-understanding capabilities. However, the existing open-source multi-modal mode…