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 vote142 views1 answer
Crawl a folder python
Python
3 votes118 views2 answers
Enum
Python
0 vote128 views1 answer
Prettify json in pycharm
Python
25 votes138 views2 answers
Django create app command
Python
3 votes153 views2 answers
How to restart program in python
Python
1 vote162 views1 answer
Flask return error response
Python Flask
0 vote129 views1 answer
How to know if i'm in a virtual environment
Python
1 vote149 views1 answer
How to create chess board numpy
Python
5 votes82 views7 answers
Pytube python
Python
0 vote120 views1 answer
Count most frequent words in list python
Python