---
title: SmudgeObservation
framework: vision
role: symbol
role_heading: Structure
path: vision/smudgeobservation
---

# SmudgeObservation

An observation that provides an overall score of the presence of a smudge in an image or video frame capture.

## Declaration

```swift
struct SmudgeObservation
```

## Topics

### Inspecting an observation

- [description](vision/smudgeobservation/description.md)
- [confidence](vision/smudgeobservation/confidence.md)
- [RequestDescriptor](vision/requestdescriptor.md)

## Relationships

### Conforms To

- [Copyable](swift/copyable.md)
- [CustomStringConvertible](swift/customstringconvertible.md)
- [Decodable](swift/decodable.md)
- [Encodable](swift/encodable.md)
- [Equatable](swift/equatable.md)
- [Escapable](swift/escapable.md)
- [Hashable](swift/hashable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)
- [VisionObservation](vision/visionobservation.md)