Search Results for author: Dazhou Yu

Found 5 papers, 3 papers with code

PolygonGNN: Representation Learning for Polygonal Geometries with Heterogeneous Visibility Graph

1 code implementation30 Jun 2024 Dazhou Yu, Yuntong Hu, Yun Li, Liang Zhao

Finally, we introduce Multipolygon-GNN, a novel model tailored to leverage the spatial and semantic heterogeneity inherent in the visibility graph.

Computational Efficiency Geographic Question Answering +2

Self-consistent Deep Geometric Learning for Heterogeneous Multi-source Spatial Point Data Prediction

1 code implementation30 Jun 2024 Dazhou Yu, Xiaoyun Gong, Yun Li, Meikang Qiu, Liang Zhao

Existing models in this area often fall short due to their domain-specific nature and lack a strategy for integrating information from various sources in the absence of ground truth labels.

Graph Neural Network

Graph Neural Network for spatiotemporal data: methods and applications

no code implementations30 May 2023 Yun Li, Dazhou Yu, Zhenke Liu, Minxing Zhang, Xiaoyun Gong, Liang Zhao

Graph neural networks (GNNs) have emerged as a powerful tool for modeling and understanding data with dependencies to each other such as spatial and temporal dependencies.

Graph Neural Network Weather Forecasting

Going Beyond XAI: A Systematic Survey for Explanation-Guided Learning

no code implementations7 Dec 2022 Yuyang Gao, Siyi Gu, Junji Jiang, Sungsoo Ray Hong, Dazhou Yu, Liang Zhao

As the societal impact of Deep Neural Networks (DNNs) grows, the goals for advancing DNNs become more complex and diverse, ranging from improving a conventional model accuracy metric to infusing advanced human virtues such as fairness, accountability, transparency (FaccT), and unbiasedness.

Explainable artificial intelligence Explainable Artificial Intelligence (XAI) +1

Deep Spatial Domain Generalization

1 code implementation3 Oct 2022 Dazhou Yu, Guangji Bai, Yun Li, Liang Zhao

Spatial domain generalization is a spatial extension of domain generalization, which can generalize to unseen spatial domains in continuous 2D space.

Domain Generalization Graph Neural Network +1

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