papers

Publications (5)

cs.SI2021

Condition Sensing for Electricity Infrastructure in Disasters by Mining Public Topics from Social Media

Yudi Chen, Angel Umana, Chaowei Yang +1

Timely and reliable sensing of infrastructure conditions is critical in disaster management for planning effective infrastructure restorations. Social media, a near real-time infor…

physics.soc-ph2020

Spatiotemporal Patterns of COVID-19 Impact on Human Activities and Environment in China Using Nighttime Light and Air Quality Data

Qian Liu, Dexuan Sha, Wei Liu +8

In order to analyze the impact of COVID-19 on people's lives, activities and the natural environment, this paper investigates the spatial and temporal characteristics of Night Time…

physics.soc-ph2020

Taking the pulse of COVID-19: A spatiotemporal perspective

Chaowei Yang, Dexuan Sha, Qian Liu +32

The sudden outbreak of the Coronavirus disease (COVID-19) swept across the world in early 2020, triggering the lockdowns of several billion people across many countries, including…

cs.AI2026

Benchmarking Small Language Models and Small Reasoning Language Models on System Log Severity Classification

Yahya Masri, Emily Ma, Zifu Wang +2

System logs are crucial for monitoring and diagnosing modern computing infrastructure, but their scale and complexity require reliable and efficient automated interpretation. Since…

cs.AI2025

GIScience in the Era of Artificial Intelligence: A Research Agenda Towards Autonomous GIS

Zhenlong Li, Huan Ning, Song Gao +13

The advent of generative AI exemplified by large language models (LLMs) opens new ways to represent and compute geographic information and transcends the process of geographic know…