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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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