Add feature metadata#

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Last Updated: Mar 11, 2023

Description#

Adds feature metadata to the giotto object

Usage#

addFeatMetadata(
  gobject,
  feat_type = NULL,
  spat_unit = NULL,
  new_metadata,
  by_column = F,
  column_feat_ID = NULL
)

Arguments#

gobject

giotto object

feat_type

feature type

spat_unit

spatial unit

new_metadata

new metadata to use

by_column

merge metadata based on feat_ID column in fDataDT

column_feat_ID

column name of new metadata to use if by_column = TRUE

Details#

You can add additional feature metadata in two manners:
1. Provide a data.table or data.frame with feature annotations in the same order as the feat_ID column in fDataDT(gobject)
2. Provide a data.table or data.frame with feature annotations and specify which column contains the feature IDs, these feature IDs need to match with the feat_ID column in fDataDT(gobject)

Value#

giotto object