An interdisciplinary survey on origin-destination flows modeling: Theory and techniques

C Rong, J Ding, Y Li - ACM Computing Surveys, 2024 - dl.acm.org
Origin-destination (OD) flow modeling is an extensively researched subject across multiple
disciplines, such as the investigation of travel demand in transportation and spatial …

Unist: A prompt-empowered universal model for urban spatio-temporal prediction

Y Yuan, J Ding, J Feng, D **, Y Li - Proceedings of the 30th ACM …, 2024 - dl.acm.org
Urban spatio-temporal prediction is crucial for informed decision-making, such as traffic
management, resource optimization, and emergence response. Despite remarkable …

Understanding World or Predicting Future? A Comprehensive Survey of World Models

J Ding, Y Zhang, Y Shang, Y Zhang, Z Zong… - arxiv preprint arxiv …, 2024 - arxiv.org
The concept of world models has garnered significant attention due to advancements in
multimodal large language models such as GPT-4 and video generation models such as …

Evaluating Large Language Models on Spatial Tasks: A Multi-Task Benchmarking Study

L Xu, S Zhao, Q Lin, L Chen, Q Luo, S Wu, X Ye… - arxiv preprint arxiv …, 2024 - arxiv.org
The advent of large language models such as ChatGPT, Gemini, and others has
underscored the importance of evaluating their diverse capabilities, ranging from natural …

STBench: Assessing the ability of large language models in spatio-temporal analysis

W Li, D Yao, R Zhao, W Chen, Z Xu, C Luo… - arxiv preprint arxiv …, 2024 - arxiv.org
The rapid evolution of large language models (LLMs) holds promise for reforming the
methodology of spatio-temporal data mining. However, current works for evaluating the …

A Foundation Model for Unified Urban Spatio-Temporal Flow Prediction

Y Yuan, J Ding, C Han, D **, Y Li - arxiv preprint arxiv:2411.12972, 2024 - arxiv.org
Urban spatio-temporal flow prediction, encompassing traffic flows and crowd flows, is crucial
for optimizing city infrastructure and managing traffic and emergency responses. Traditional …

BIGCity: A Universal Spatiotemporal Model for Unified Trajectory and Traffic State Data Analysis

X Yu, J Wang, Y Yang, Q Huang, K Qu - arxiv preprint arxiv:2412.00953, 2024 - arxiv.org
Typical dynamic ST data includes trajectory data (representing individual-level mobility) and
traffic state data (representing population-level mobility). Traditional studies often treat …