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Changxiu Cheng, Samuel A. Cushman, Hung-Chak Ho and Peichao Gao
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Ting Zhang and Changxiu Cheng
The public?s attitudes, emotions, and opinions reflect the state of society to a certain extent. Understanding the state and trends of public sentiment and effectively guiding the direction of sentiment are essential for maintaining social stability duri...
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Shi Shen, Junwang Huang, Changxiu Cheng, Ting Zhang, Nikita Murzintcev and Peichao Gao
Social media has been a vital channel for communicating and broadcasting disaster-related information. However, the global spatiotemporal patterns of social media users? activities, interactions, and connections after a natural disaster remain unclear. H...
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Chun Hui, Changxiu Cheng, Lixin Ning and Jing Yang
Seismically active fault zones are complex natural systems and they exhibit multifractal correlation between earthquakes in space and time. In this paper, the seismicity of the Taiwan seismic region was studied through the multifractal characteristics of...
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Sijing Ye, Changqing Song, Changxiu Cheng, Shi Shen, Peichao Gao, Ting Zhang, Xiaoqiang Chen, Yuanhui Wang and Changjun Wan
Product bilateral trade features can be organized and expressed in the Cartesian coordinate system by taking imports and exports as X and Y, which is similar to spatial visualization. Hence, geospatial expression and analysis methodologies can be applied...
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Changxiu Cheng, Ting Zhang, Kai Su, Peichao Gao and Shi Shen
Complex natural disasters often cause people to suffer hardships, and they can cause a large number of casualties. A population that has been affected by a natural disaster is at high risk and desperately in need of help. Even with the timely assessment ...
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Nikita Murzintcev and Changxiu Cheng
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