scipy tutorial - Baustatik-Info-Server

desired sparse matrix format
• None for no format conversion
• “csr” for csr_matrix format
• “csc” for csc_matrix format
• “lil” for lil_matrix format
• “dok” for dok_matrix format and so on
asfptype()
Upcast matrix to a floating point format (if necessary)
astype(t)
check_format(full_check=True)
check whether the matrix format is valid
conj()
conjugate()
copy()
Parameters
- full_check : {bool}
• True - rigorous check, O(N) operations : default
• False - basic check, O(1) operations
diagonal()
Returns the main diagonal of the matrix
dot(*args, **kwds)
dot is deprecated!
eliminate_zeros()
Remove zero entries from the matrix
The is an in place operation
ensure_sorted_indices(inplace=False)
Return a copy of this matrix where the column indices are sorted
getH()
get_shape()
SciPy Reference Guide, Release 0.8.dev
getcol(j)
Returns a copy of column j of the matrix, as an (m x 1) sparse matrix (column vector).
getdata(*args, **kwds)
getdata is deprecated!
getformat()
3.14. Sparse matrices (scipy.sparse) 353