# updatePrecisionRecallCurves(_:) Updates the per-label precision-recall curve using the input data. ``` mutating func updatePrecisionRecallCurves(_ input: some Collection, Set>>) async throws ``` ## Parameters `input` A collection of annotated examples. ## Discussion Call this method before exporting to a Core ML Model and using Vision `VNCoreMLRequest` to make predictions. --- 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)