Source code for upxo.algorithms.alg221

def mc_iterations_3d_alg221(self):
    """
    Each of the initial set of iterations is to contain the following

    STEP 1: Do the regular iteration using any of the 200 series of
    algorithms

    STEP 2: Identify grains and their neighbours

    STEP 3: Identify single pixel grains and straight line grains

    STEP 4: Merge them with neighbours
    """
    pass