This code is for the spectral CT reconstruction method ASSIST. You can set all paramters in the file initialParameters.m. If you meet the error cannot find functions, please try to mex the cpp files.
If you use this code, please cite our work: Xia, Wenjun, et al. "Spectral CT Reconstruction-ASSIST: Aided by Self-Similarity in Image-Spectral Tensors." IEEE Transactions on Computational Imaging (2019). DOI: 10.1109/TCI.2019.2907187
If you have questions about this code, please contact the author: xwj90620@gmail.com