Filter Interaction Changed Gene scores for spots.
ICG (interaction changed gene) score object
minimum number of source cell type
minimum expression residual level for source cell type
minimum number of interacting neighbor cell type
minimum expression residual level for interacting neighbor cell type
minimum adjusted p-value
minimum absolute pcc difference difference
minimum z-score change
calculate z-scores over cell types or genes
differential expression directions to keep
cpgObject that contains the filtered differential gene scores