scglue.num.col_var
- scglue.num.col_var(X, Y=None, bias=False)[源代码]
Column-wise variance (sparse friendly)
- 参数:
X (
typing.Union
[numpy.ndarray
,scipy.sparse._matrix.spmatrix
]) – First design matrixY (
typing.Union
[numpy.ndarray
,scipy.sparse._matrix.spmatrix
,None
]) – Second design matrix (optional)bias (
bool
) – Whether to return unbiased or biased covariance estimation
- 返回类型:
- 返回:
col_var – Column-wise variance, if only X is given. Column-wise covariance, if both X and Y are given.