omicverse.metabol.blank_filter

omicverse.metabol.blank_filter(adata, *, blank_mask, ratio=3.0)

Drop features whose sample-mean intensity isn’t at least ratio× the blank-mean intensity.

参数:

• 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.

返回类型:

AnnData