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b-remy / gems

GEnerative Morphology for Shear
MIT License
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Implement convolution in the general setting #6

Open b-remy opened 2 years ago

b-remy commented 2 years ago

This issue is to document the implementation of the convolution operation against galsim.

So far we demonstrated that the convolution was working well only considering Gaussian profiles and even stamp size.

Here is a list of what I need to implement:

b-remy commented 2 years ago

And I just managed to handle odd stamp size for the convolution. It is also a step further for https://github.com/DifferentiableUniverseInitiative/GalFlow/issues/8 .

Capture d’écran 2022-02-03 à 00 13 36

The demo is here: https://colab.research.google.com/drive/1bSHE1YVZMnmLGucnYpbeFxdw2EL7x8Jy?usp=sharing this nb is a mess, but I am going to open a PR with unit test ;-)