Integrity
Quasi-constant features
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Definition
The quasi-constant features test allows you to specify if a certain feature is expected to be near-constant (low variance) or not.
Taxonomy
- Category: Integrity.
- Task types: Tabular classification, tabular regression.
- Availability: and .
Why it matters
- Quasi-constant features have very low variance and tend to not be as useful for models.
- If a feature shouldn’t be quasi-constant but is, you might want to re-normalize it.
Related
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