def _initialize_params(self):
        for element in self.element_list:
            for kind in ['pos', 'width', 'area', 'ratio']:
                self.add_param(kind, element)
Determine whether the matrix has sorted indices and no duplicates
dataset/ETHPy150Open scikit-beam/scikit-beam/skbeam/core/fitting/xrf_model.py/ParamController._initialize_params--crossover with--dataset/ETHPy150Open scipy/scipy/scipy/sparse/compressed.py/_cs_matrix.__get_has_canonical_format