test MMD for Euclid and Euclid2

[dehann]

test MMD

kernel bw/sigma is smaller = 0.001

kernel bw/sigma is bigger

[dehann]

cc @pvazteixeira @GearsAD

[codecov-io]

Codecov Report

❗ No coverage uploaded for pull request base (master@b0fc0f9). Click here to learn what that means.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master      #29   +/-   ##
=========================================
  Coverage          ?   69.94%           
=========================================
  Files             ?       10           
  Lines             ?      183           
  Branches          ?        0           
=========================================
  Hits              ?      128           
  Misses            ?       55           
  Partials          ?        0

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update b0fc0f9...f83f09b. Read the comment docs.

[dehann]

here's how to sample points from intensity image:
https://stats.stackexchange.com/questions/340942/randomly-sample-point-from-a-2d-pdf-image