When reference and query dataset have different var_names, and adata.X is a scipy.sparse.csr_matrix, then _validate_var_names fails with a ValueError: zero-dimensional arrays cannot be concatenated.
It might be nice to support sparse matrices as input, since it's often the default in AnnData.
Koncopd
commented
1 year ago
When reference and query dataset have different
var_names, andadata.Xis ascipy.sparse.csr_matrix, then_validate_var_namesfails with aValueError: zero-dimensional arrays cannot be concatenated. It might be nice to support sparse matrices as input, since it's often the default in AnnData.