factor_analyzer.factor_analyzer_utils.duplication_matrix_pre_post
factor_analyzer.factor_analyzer_utils.duplication_matrix_pre_post(x)Transform given input symmetric matrix using pre-post duplication.
Parameters
| Name | Type | Description | Default |
|---|---|---|---|
| x | array - like |
The input matrix. | required |
Returns
| Name | Type | Description |
|---|---|---|
| out | :obj:numpy.ndarray |
The transformed matrix. |
Raises
| Name | Type | Description |
|---|---|---|
| AssertionError | If x is not symmetric. |