Definition

The empty feature count test allows you to set a threshold on the number of features that have only null (missing) values.

Taxonomy

  • Category: Integrity.
  • Task types: Tabular classification, tabular regression.
  • Availability: and .

Why it matters

  • Empty features contain no information and can indicate that there is a problem with the data collection/ingestion process.

Test configuration examples

If you are writing a tests.json, here are a few valid configurations for the character length test: