Generate `scbench` object

Usage

new_scbench(
  ref_scrna,
  annot_ids,
  pop_bounds = NULL,
  project_name = "project",
  cache_path = "scbench_cache",
  batch_id = NULL
)

ref_scrna: a reference Seurat object
annot_ids: named vector with column names of annotations per level, e.g. `c("l1" = "annot1", "l2" = "annot2")`
pop_bounds: list of population bounds, see example. If `NULL`, bounds will be set to 0-1 for every population.
project_name: a string indicating the project name, used for caching
cache_path: path to the directory where results will be cached
batch_id: NULL or a string of a column name with the batch information for simulating pseudobulks by batch

an object of class scbench