Search Results for author: Yuanchang Xu

Found 3 papers, 0 papers with code

A Spatial-temporal Graph Deep Learning Model for Urban Flood Nowcasting Leveraging Heterogeneous Community Features

no code implementations9 Nov 2021 Hamed Farahmand, Yuanchang Xu, Ali Mostafavi

We present a new computational modeling framework including an attention-based spatial-temporal graph convolution network (ASTGCN) model and different streams of data that are collected in real-time, preprocessed, and fed into the model to consider spatial and temporal information and dependencies that improve flood nowcasting.

Predicting Road Flooding Risk with Machine Learning Approaches Using Crowdsourced Reports and Fine-grained Traffic Data

no code implementations30 Aug 2021 Faxi Yuan, William Mobley, Hamed Farahmand, Yuanchang Xu, Russell Blessing, Shangjia Dong, Ali Mostafavi, Samuel D. Brody

The objective of this study is to predict road flooding risks based on topographic, hydrologic, and temporal precipitation features using machine learning models.

Management

Spatio-Temporal Graph Convolutional Networks for Road Network Inundation Status Prediction during Urban Flooding

no code implementations6 Apr 2021 Faxi Yuan, Yuanchang Xu, Qingchun Li, Ali Mostafavi

Using fine-grained traffic speed data related to road sections, this study designed and implemented three spatio-temporal graph convolutional network (STGCN) models to predict road network status during flood events at the road segment level in the context of the 2017 Hurricane Harvey in Harris County (Texas, USA).

Future prediction Management

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