denoise.py 文件源码

def _calc(self, data, ret_obj):
        """
        Calculate SVD (wrap numpy SVD).
        """
        try:
            if self.rng is None:
                self._U, self._s, self._Vh = _svd(data, full_matrices=False)
            else:
                self._U, self._s, self._Vh = _svd(data[..., self.rng],
                                               full_matrices=False)
        except:
            return False
        else:
            return True