collaborators

10 papers

cs.CL2026

Affective Flow Language Model for Emotional Support Conversation

Chenghui Zou, Ning Wang, Tiesunlong Shen +5

Large language models (LLMs) have been widely applied to emotional support conversation (ESC). However, complex multi-turn support remains challenging.This is because existing alig…

cs.LG2026

Property-Level Flood Risk Assessment Using AI-Enabled Street-View Lowest Floor Elevation Extraction and ML Imputation Across Texas

Xiangpeng Li, Yu-Hsuan Ho, Sam D Brody +1

This paper argues that AI-enabled analysis of street-view imagery, complemented by performance-gated machine-learning imputation, provides a viable pathway for generating building-…

cs.CL2026

DisastQA: A Comprehensive Benchmark for Evaluating Question Answering in Disaster Management

Zhitong Chen, Kai Yin, Xiangjue Dong +7

Accurate question answering (QA) in disaster management requires reasoning over uncertain and conflicting information, a setting poorly captured by existing benchmarks built on cle…

cs.CE2025

A Parametric Framework for Anticipatory Flashflood Warning: Integrating Landscape Vulnerability with Precipitation Forecasts

Xiangpeng Li, Junwei Ma, Samuel D Brody +1

Flash flood warnings are largely reactive, providing limited advance notice for evacuation planning and resource prepositioning. This study presents and validates an anticipatory,…

cs.CY2025

Quantifying Functional Criticality of Lifelines Through Mobility-Derived Population-Facility Dependence for Human-Centered Resilience

Junwei Ma, Bo Li, Xiangpeng Li +2

Lifeline infrastructure underpins the continuity of daily life, yet conventional criticality assessments remain largely asset-centric, inferring importance from physical capacity o…

stat.AP2025

Decoupling Urban Food Accessibility Resilience during Disasters through Time-Series Analysis of Human Mobility and Power Outages

Junwei Ma, Bo Li, Xiangpeng Li +1

Disaster-induced power outages create cascading disruptions across urban lifelines, yet the timed coupling between grid failure and essential service access remains poorly quantifi…