---
title: objectMinimumNormalizedRadius
framework: vision
role: symbol
role_heading: Instance Property
path: vision/vndetecttrajectoriesrequest/objectminimumnormalizedradius
---

# objectMinimumNormalizedRadius

The minimum radius of the bounding circle of the object to track.

## Declaration

```swift
var objectMinimumNormalizedRadius: Float { get set }
```

## See Also

### Configuring the Request

- [targetFrameTime](vision/vndetecttrajectoriesrequest/targetframetime.md)
- [trajectoryLength](vision/vndetecttrajectoriesrequest/trajectorylength.md)
- [objectMaximumNormalizedRadius](vision/vndetecttrajectoriesrequest/objectmaximumnormalizedradius.md)
- [minimumObjectSize](vision/vndetecttrajectoriesrequest/minimumobjectsize.md)
- [maximumObjectSize](vision/vndetecttrajectoriesrequest/maximumobjectsize.md)