Google Colaboratory
https://colab.research.google.com/drive/1_V5bSjYBfK9iyEGmnGrmQG2Ks1O1E1s1
https://stackoverflow.com/questions/21242011/most-efficient-way-to-calculate-radial-profile
https://www.eso.org/public/images/eso1907a/
https://stackoverflow.com/questions/47525773/numpy-bincount-choose-the-max-weight-instead-of-sum-all-weights
https://qiita.com/yamadasuzaku/items/dd3da5e82e7fb331c978