Mak a scipy csr sparse matrix

row = np.array([0, 0, 1, 2, 2, 2])
>>> col = np.array([0, 2, 2, 0, 1, 2])
>>> data = np.array([1, 2, 3, 4, 5, 6])
>>> csr_matrix((data, (row, col)), shape=(3, 3)).toarray()
array([[1, 0, 2],
       [0, 0, 3],
       [4, 5, 6]])

Source: docs.scipy.org

Similar codes

0 vote105 views1 answer
Torch.tensor.expand
Python
0 vote118 views1 answer
Name, *line = input().split()
Python
2 votes109 views1 answer
Python capitalize the entire string
Python
4 votes118 views2 answers
Python check if exe is running
Python
0 vote101 views1 answer
How do you see if a data type is an integer python
Python
0 vote111 views1 answer
Python get_loc not returning number
Python
0 vote133 views2 answers
Flask conditional according to urrl
Python
0 vote118 views2 answers
Remove stopwords
Python
0 vote138 views1 answer
Django extract array from post matrix
Python Django
2 votes107 views3 answers
Normalize numpy array
Python