---
title: featureName
framework: vision
role: symbol
role_heading: Instance Property
path: vision/vnpixelbufferobservation/featurename
---

# featureName

A feature name that the CoreML model defines.

## Declaration

```swift
var featureName: String? { get }
```

## Discussion

Discussion This value is nil if the observation isn’t the result of a VNCoreMLRequest operation.

## See Also

### Parsing Observation Content

- [pixelBuffer](vision/vnpixelbufferobservation/pixelbuffer.md)