no code implementations • 20 Sep 2022 • Junwei Ma, Bo Li, Qingchun Li, Chao Fan, Ali Mostafavi
To this end, this study creates a network embedding model capturing cross-county visitation networks, as well as heterogeneous features to uncover clusters of counties in the United States based on their pandemic spread transmission trajectories.
1 code implementation • 30 Oct 2021 • Jiasong Wu, Qingchun Li, Guanyu Yang, Lei LI, Lotfi Senhadji, Huazhong Shu
The first module adopts a random audio sub-sampler on each noisy audio to generate training pairs.
no code implementations • 6 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).
no code implementations • 3 Feb 2021 • Akhil Anil Rajput, Qingchun Li, Xinyu Gao, Ali Mostafavi
Using data sources related to population density, aggregated population mobility, public rail transit use, vehicle use, hotspot and non-hotspot movement patterns, and human activity agglomeration, we analyzed the inter-borough and intra-borough moment for New York City by aggregating the data at the borough level.
Physics and Society Social and Information Networks