bpca._utils.impute_missing

bpca._utils.impute_missing(x, strategy='zero')

Impute missing values

Parameters:

• x (ndarray) – Matrix (n_obs, n_vars) with missing values

• strategy (Literal['median', 'zero'] (default: 'zero')) –

  Imputation strategy

  • zero: Impute zeros. Strategy in pcaMethods

  • median: Impute feature-wise median of non-missing observations

Return type:

ndarray