---
title: VNHumanBodyPose3DObservation
framework: vision
role: symbol
role_heading: Class
path: vision/vnhumanbodypose3dobservation
---

# VNHumanBodyPose3DObservation

An observation that provides the 3D body points the request recognizes.

## Declaration

```swift
class VNHumanBodyPose3DObservation
```

## Mentioned in

Identifying 3D human body poses in images

## Topics

### Accessing Points

- [availableJointNames](vision/vnhumanbodypose3dobservation/availablejointnames.md)
- [VNHumanBodyPose3DObservation.JointName](vision/vnhumanbodypose3dobservation/jointname.md)
- [availableJointsGroupNames](vision/vnhumanbodypose3dobservation/availablejointsgroupnames.md)
- [VNHumanBodyPose3DObservation.JointsGroupName](vision/vnhumanbodypose3dobservation/jointsgroupname.md)
- [recognizedPoint(_:)](vision/vnhumanbodypose3dobservation/recognizedpoint(_:).md)
- [recognizedPoints(_:)](vision/vnhumanbodypose3dobservation/recognizedpoints(_:).md)

### Getting the Joint Position

- [pointInImage(_:)](vision/vnhumanbodypose3dobservation/pointinimage(_:).md)

### Getting the Parent Joint Name

- [parentJointName(_:)](vision/vnhumanbodypose3dobservation/parentjointname(_:).md)

### Getting the Body Height

- [heightEstimation](vision/vnhumanbodypose3dobservation/heightestimation-swift.property.md)
- [VNHumanBodyPose3DObservation.HeightEstimation](vision/vnhumanbodypose3dobservation/heightestimation-swift.enum.md)
- [bodyHeight](vision/vnhumanbodypose3dobservation/bodyheight.md)

### Getting the Camera Position

- [cameraOriginMatrix](vision/vnhumanbodypose3dobservation/cameraoriginmatrix.md)
- [cameraRelativePosition(_:)](vision/vnhumanbodypose3dobservation/camerarelativeposition(_:).md)

## Relationships

### Inherits From

- [VNRecognizedPoints3DObservation](vision/vnrecognizedpoints3dobservation.md)

### Conforms To

- [CVarArg](swift/cvararg.md)
- [CustomDebugStringConvertible](swift/customdebugstringconvertible.md)
- [CustomStringConvertible](swift/customstringconvertible.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [NSCoding](foundation/nscoding.md)
- [NSCopying](foundation/nscopying.md)
- [NSObjectProtocol](objectivec/nsobjectprotocol.md)
- [NSSecureCoding](foundation/nssecurecoding.md)
- [VNRequestRevisionProviding](vision/vnrequestrevisionproviding.md)

## See Also

### 3D body pose detection

- [Identifying 3D human body poses in images](vision/identifying-3d-human-body-poses-in-images.md)
- [Detecting human body poses in 3D with Vision](vision/detecting-human-body-poses-in-3d-with-vision.md)
- [VNDetectHumanBodyPose3DRequest](vision/vndetecthumanbodypose3drequest.md)
- [VNRecognizedPoints3DObservation](vision/vnrecognizedpoints3dobservation.md)
- [VNHumanBodyRecognizedPoint3D](vision/vnhumanbodyrecognizedpoint3d.md)
- [VNPoint3D](vision/vnpoint3d.md)
- [VNRecognizedPoint3D](vision/vnrecognizedpoint3d.md)
- [VNHumanBodyPose3DObservation.JointName](vision/vnhumanbodypose3dobservation/jointname.md)
- [VNHumanBodyPose3DObservation.JointsGroupName](vision/vnhumanbodypose3dobservation/jointsgroupname.md)