Add a Custom Annotation Column

Appends a new column to colData with user-provided values. This can be used to add metadata for downstream analyses or visualization.

Usage

addCustomAnnotation(spatialExp, columnName, values)

Arguments

spatialExp

A SpatialExperiment to annotate.

columnName

Name of the new annotation column.

values

Vector of annotation values (length must match ncol(spatialExp)).

Value

The updated SpatialExperiment with the new annotation column.