def get_cell_drag_value ( self, row, col ):
        return self.__get_column( col ).get_drag_value(
                                            self.get_filtered_item( row ) )
Do local adjustment to be at the center of the current disc, using cross-correlation of mirrored disc
dataset/ETHPy150Open enthought/traitsui/traitsui/wx/table_model.py/TableModel.get_cell_drag_value--crossover with--dataset/ETHPy150Open neuropoly/spinalcordtoolbox/scripts/sct_label_vertebrae.py/local_adjustment