Returns the number of features in the dataset, with optional filters whether counted features must be internal standard and/or quantifier.
Arguments
- data
- A - MidarExperimentobject
- is_istd
- If set, then defines whether to include or exclude internal standard features. Default is - NAmeans no filter for internal standards is applied.
- is_quantifier
- If set, then defines whether to include or exclude qualifier features. Default is - NAmeans no filter for qualifier features is applied.