MATLAB Branch Cut Method for Phase Unwrapping Algorithm

This resource provides the original MATLAB code for the Branch Cut method, featuring comprehensive code annotations and detailed explanations of the phase unwrapping algorithm. The implementation demonstrates key aspects including residue identification, branch cut placement strategies, and quality-guided path following. For beginners in phase unwrapping, this code offers an excellent starting point to understand the algorithm's workflow through practical MATLAB implementation. The code includes functions for calculating phase residues, constructing branch cuts between positive and negative residues, and unwrapping paths while avoiding discontinuities. Even for those already familiar with the algorithm, this implementation provides valuable reference material showcasing optimization techniques and edge-case handling in phase reconstruction. The MATLAB code structure clearly separates the main unwrapping routine from helper functions, making it easy to follow the algorithmic flow. If you're looking to learn or improve your understanding of phase unwrapping algorithms, this code serves as an excellent educational resource with working examples and detailed commentary.