---
title: confidence
framework: vision
role: symbol
role_heading: Instance Property
path: vision/documentobservation/confidence
---

# confidence

The level of confidence in the observation’s accuracy.

## Declaration

```swift
let confidence: Float
```

## Discussion

Discussion The framework normalizes this value to [0, 1], where 1 represents the most confident in the observation’s accuracy.

## See Also

### Inspecting an observation

- [uuid](vision/documentobservation/uuid.md)
- [document](vision/documentobservation/document.md)
- [timeRange](vision/documentobservation/timerange.md)