# init(features:annotations:) Creates an annotated batch. ``` init(features: MLShapedArray, annotations: MLShapedArray) ``` ## Parameters `features` A shaped array of features. `annotations` A shaped array of annotations. ## Discussion The features and annotations must have the same rank, and the first dimensions must be equal. --- 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)