def idd_id2svd(B, idx, proj):
"""
Convert real ID to SVD.
:param B:
Skeleton matrix.
:type B: :class:`numpy.ndarray`
:param idx:
Column index array.
:type idx: :class:`numpy.ndarray`
:param proj:
Interpolation coefficients.
:type proj: :class:`numpy.ndarray`
:return:
Left singular vectors.
:rtype: :class:`numpy.ndarray`
:return:
Right singular vectors.
:rtype: :class:`numpy.ndarray`
:return:
Singular values.
:rtype: :class:`numpy.ndarray`
"""
B = np.asfortranarray(B)
U, V, S, ier = _id.idd_id2svd(B, idx, proj)
if ier:
raise _RETCODE_ERROR
return U, V, S
def idd_id2svd(B, idx, proj):
"""
Convert real ID to SVD.
:param B:
Skeleton matrix.
:type B: :class:`numpy.ndarray`
:param idx:
Column index array.
:type idx: :class:`numpy.ndarray`
:param proj:
Interpolation coefficients.
:type proj: :class:`numpy.ndarray`
:return:
Left singular vectors.
:rtype: :class:`numpy.ndarray`
:return:
Right singular vectors.
:rtype: :class:`numpy.ndarray`
:return:
Singular values.
:rtype: :class:`numpy.ndarray`
"""
B = np.asfortranarray(B)
U, V, S, ier = _id.idd_id2svd(B, idx, proj)
if ier:
raise _RETCODE_ERROR
return U, V, S