omicverse.metabol.blank_filter# omicverse.metabol.blank_filter(adata, *, blank_mask, ratio=3.0)[source]# Drop features whose sample-mean intensity isn’t at least ``ratio``× the blank-mean intensity. Parameters: blank_mask (str | ndarray) – Column name (bool) or bool array marking blank / extraction-control samples in adata.obs. ratio (float (default: 3.0)) – Features with mean(sample)/mean(blank) < ratio are dropped. 3× is the community default; 5× for more stringent filtering. Return type: AnnData
