from holoviews import opts import pandas as pd import numpy as np hv.extension('bokeh') # 代表5個國家之間出口量的示例矩陣 export_data = np.array([[0, 50, 30, 20, 10], [10, 0, 40, 30, 20], [20, 10, 0, 35, 25], [30, 20, 10, 0, 40], [25, 15, 30, 20, 0...
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