Set expression values#

Last Updated: May 20, 2025

Description#

Function to set expression values for giotto object

Usage#

set_expression_values(
  gobject,
  values,
  spat_unit = NULL,
  feat_type = NULL,
  name = "test",
  provenance = NULL,
  verbose = TRUE,
  set_defaults = TRUE
)

Arguments#

`gobject`	giotto object
`values`	exprObj or matrix of expression values. If NULL, then the object will be removed.
`spat_unit`	spatial unit (e.g. “cell”)
`feat_type`	feature type (e.g. “rna”, “dna”, “protein”)
`name`	name for the expression slot
`provenance`	provenance information (optional)
`verbose`	be verbose
`set_defaults`	set default spat_unit and feat_type. Change to FALSE only when expression and spat_info are not expected to exist.

Value#

giotto object

See Also#

Other expression accessor functions: get_expression_values()

Other functions to set data in giotto object: get_cell_id(), get_feat_id(), set_NearestNetwork(), set_cell_id(), set_cell_metadata(), set_dimReduction(), set_feat_id(), set_feature_info(), set_feature_metadata(), set_giottoImage(), set_polygon_info(), set_spatialGrid(), set_spatialNetwork(), set_spatial_enrichment(), set_spatial_locations()