# init(_:featuresColumnID:annotationsColumnID:) Creates a data frame from a sequence of annotated features. ``` init(_ sequence: S, featuresColumnID: ColumnID, annotationsColumnID: ColumnID) throws where S : Sequence, S.Element == AnnotatedFeature ``` ## Discussion - Parameters - featuresColumnID: The features column ID in the data frame. - annotationsColumnID: The annotations column ID in the data frame. --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)