papers

Publications (73)

cs.DB2026

MemForest: An Efficient Agent Memory System with Hierarchical Temporal Indexing

Han Chen, Zining Zhang, Wenqi Pei +6

Memory is a fundamental component for long-context LLM agents, supporting persistent state across interactions through a continuous serve-and-update lifecycle. Despite substantial…

cs.AI2025

Forming Auxiliary High-confident Instance-level Loss to Promote Learning from Label Proportions

Tianhao Ma, Han Chen, Juncheng Hu +2

Learning from label proportions (LLP), i.e., a challenging weakly-supervised learning task, aims to train a classifier by using bags of instances and the proportions of classes wit…

eess.IV2020

COVID-19 CT Image Synthesis with a Conditional Generative Adversarial Network

Yifan Jiang, Han Chen, Murray Loew +1

Coronavirus disease 2019 (COVID-19) is an ongoing global pandemic that has spread rapidly since December 2019. Real-time reverse transcription polymerase chain reaction (rRT-PCR) a…

math.NT2026

Monogenity of Fibonacci polynomials and Lucas polynomials

Han Chen, Weizhe Guo, Haojie Hong

We investigate the monogenity of irreducible factors of the Fibonacci polynomials and the Lucas polynomials . Our main results show that for every odd positive int…

cs.RO2024

VascularPilot3D: Toward a 3D fully autonomous navigation for endovascular robotics

Jingwei Song, Keke Yang, Han Chen +8

This research reports VascularPilot3D, the first 3D fully autonomous endovascular robot navigation system. As an exploration toward autonomous guidewire navigation, VascularPilot3D…

cs.AI2026

Artificial intelligence-driven improvement of hospital logistics management resilience: a practical exploration based on H Hospital

Lu Huang, Dongjing Shan, Han Chen

Hospital logistics management faces growing pressure from internal operations and external emergencies, with artificial intelligence (AI) holding untapped potential to boost its re…