There are 2 repositories under diffeomorphism topic.
Unsupervised Learning for Image Registration
TransMorph: Transformer for Unsupervised Medical Image Registration (PyTorch)
Python tool for alignment of spatial transcriptomics (ST) data using diffeomorphic metric mapping
Group-wise diffeomorphic registration and segmentation of medical images.
Optimisation on Diffeomorphisms
Code for the paper "Preserving Volume for Unsupervised Registration" (ICCV 2023 Poster)
Implements the Sigma Transform in Python.
Exercises for my Nonlinear System Analysis and Control course
Implements the Sigma Transform in MATLAB/Octave
Easy and elegant complex invertible image distortion