This is the first implementation of MLE technique for the reconstruction of both state density matrices and process chi maps for tomography.
TODO: There is a "weird" call to fidelity computation for chi matrix. Discuss during review and fix
Chi_matrix is a method (different implementation) but same signature in both standard and MLE tomography
** Non-existant currently but will be the same for state tomography when we expose the density matrix from standard state tomography
This is the first implementation of MLE technique for the reconstruction of both state density matrices and process chi maps for tomography.
TODO: There is a "weird" call to fidelity computation for chi matrix. Discuss during review and fix Chi_matrix is a method (different implementation) but same signature in both standard and MLE tomography ** Non-existant currently but will be the same for state tomography when we expose the density matrix from standard state tomography