activity
20232025
most citedUrbanVLP: Multi-Granularity Vision-Language Pretraining for Urban Socioeconomic Indicator Prediction

6 citations · 23 across the 16 of their papers we have counts for

collaborators

17 papers

cs.AI2025

Augur: Modeling Covariate Causal Associations in Time Series via Large Language Models

Zhiqing Cui, Binwu Wang, Qingxiang Liu +4

Large language models (LLM) have emerged as a promising avenue for time series forecasting, offering the potential to integrate multimodal data. However, existing LLM-based approac…

cs.AI2025

AgentSafe: Safeguarding Large Language Model-based Multi-agent Systems via Hierarchical Data Management

Junyuan Mao, Fanci Meng, Yifan Duan +6

Large Language Model based multi-agent systems are revolutionizing autonomous communication and collaboration, yet they remain vulnerable to security threats like unauthorized acce…

cs.AI2024★ 3 cited

Mind Scramble: Unveiling Large Language Model Psychology Via Typoglycemia

Miao Yu, Junyuan Mao, Guibin Zhang +7

Research into the external behaviors and internal mechanisms of large language models (LLMs) has shown promise in addressing complex tasks in the physical world. Studies suggest th…

cs.LG2024

GDeR: Safeguarding Efficiency, Balancing, and Robustness via Prototypical Graph Pruning

Guibin Zhang, Haonan Dong, Yuchen Zhang +7

Training high-quality deep models necessitates vast amounts of data, resulting in overwhelming computational and memory demands. Recently, data pruning, distillation, and coreset s…

cs.LG2024★ 2 cited

The Heterophilic Snowflake Hypothesis: Training and Empowering GNNs for Heterophilic Graphs

Kun Wang, Guibin Zhang, Xinnan Zhang +6

Graph Neural Networks (GNNs) have become pivotal tools for a range of graph-based learning tasks. Notably, most current GNN architectures operate under the assumption of homophily,…

cs.LG2024★ 1 cited

All Nodes are created Not Equal: Node-Specific Layer Aggregation and Filtration for GNN

Shilong Wang, Hao Wu, Yifan Duan +6

The ever-designed Graph Neural Networks, though opening a promising path for the modeling of the graph-structure data, unfortunately introduce two daunting obstacles to their deplo…

cs.LG2024

Towards Robust Trajectory Representations: Isolating Environmental Confounders with Causal Learning

Kang Luo, Yuanshao Zhu, Wei Chen +4

Trajectory modeling refers to characterizing human movement behavior, serving as a pivotal step in understanding mobility patterns. Nevertheless, existing studies typically ignore…

cs.LG2024★ 3 cited

Spatio-Temporal Fluid Dynamics Modeling via Physical-Awareness and Parameter Diffusion Guidance

Hao Wu, Fan Xu, Yifan Duan +6

This paper proposes a two-stage framework named ST-PAD for spatio-temporal fluid dynamics modeling in the field of earth sciences, aiming to achieve high-precision simulation and p…

cs.LG2024

ComS2T: A complementary spatiotemporal learning system for data-adaptive model evolution

Zhengyang Zhou, Qihe Huang, Binwu Wang +4

Spatiotemporal (ST) learning has become a crucial technique to enable smart cities and sustainable urban development. Current ST learning models capture the heterogeneity via vario…

cs.CV2024★ 6 cited

UrbanVLP: Multi-Granularity Vision-Language Pretraining for Urban Socioeconomic Indicator Prediction

Xixuan Hao, Wei Chen, Yibo Yan +4

Urban socioeconomic indicator prediction aims to infer various metrics related to sustainable development in diverse urban landscapes using data-driven methods. However, prevalent…

cs.AI2024

DynST: Dynamic Sparse Training for Resource-Constrained Spatio-Temporal Forecasting

Hao Wu, Haomin Wen, Guibin Zhang +5

The ever-increasing sensor service, though opening a precious path and providing a deluge of earth system data for deep-learning-oriented earth science, sadly introduce a daunting…

cs.LG2024

Spatio-Temporal Field Neural Networks for Air Quality Inference

Yutong Feng, Qiongyan Wang, Yutong Xia +3

The air quality inference problem aims to utilize historical data from a limited number of observation sites to infer the air quality index at an unknown location. Considering the…

cs.LG2024

Modeling Spatio-temporal Dynamical Systems with Neural Discrete Learning and Levels-of-Experts

Kun Wang, Hao Wu, Guibin Zhang +5

In this paper, we address the issue of modeling and estimating changes in the state of the spatio-temporal dynamical systems based on a sequence of observations like video frames.…

cs.LG2024★ 1 cited

Two Heads Are Better Than One: Boosting Graph Sparse Training via Semantic and Topological Awareness

Guibin Zhang, Yanwei Yue, Kun Wang +7

Graph Neural Networks (GNNs) excel in various graph learning tasks but face computational challenges when applied to large-scale graphs. A promising solution is to remove non-essen…

cs.LG2024★ 1 cited

Navigating Complexity: Toward Lossless Graph Condensation via Expanding Window Matching

Yuchen Zhang, Tianle Zhang, Kai Wang +5

Graph condensation aims to reduce the size of a large-scale graph dataset by synthesizing a compact counterpart without sacrificing the performance of Graph Neural Networks (GNNs)…

cs.AI2023★ 4 cited

Earthfarseer: Versatile Spatio-Temporal Dynamical Systems Modeling in One Model

Hao Wu, Yuxuan Liang, Wei Xiong +4

Efficiently modeling spatio-temporal (ST) physical processes and observations presents a challenging problem for the deep learning community. Many recent studies have concentrated…

cs.LG2023★ 2 cited

Attend Who is Weak: Enhancing Graph Condensation via Cross-Free Adversarial Training

Xinglin Li, Kun Wang, Hanhui Deng +2

In this paper, we study the \textit{graph condensation} problem by compressing the large, complex graph into a concise, synthetic representation that preserves the most essential a…