# applied(to:eventHandler:) Performs the transformation on an input sequence. ``` func applied(to input: some TemporalSequence>, eventHandler: EventHandler? = nil) async throws -> AnyTemporalSequence> ``` ## Parameters `input` A temporal sequence of features. Each feature’s shape must be `[featureSize]`. `eventHandler` An event handler. ## Return Value An temporal sequence of predictions. Each prediction’s shape is `[forecastWindowSize, annotationSize]`. --- 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)