streamsight.utils.add_columns_to_csr_matrix

streamsight.utils.add_columns_to_csr_matrix(matrix: csr_matrix, n: int = 1) → csr_matrix

Add a column of zeros to a csr_matrix.

https://stackoverflow.com/questions/30691160/effectively-change-dimension-of-scipy-spare-csr-matrix

Parameters:

matrix (csr_matrix) – Matrix to add a column of zeros to.

Returns:

Matrix with a column of zeros added.

Return type:

csr_matrix