---
title: VNTrackOpticalFlowRequest.ComputationAccuracy.medium
framework: vision
role: symbol
role_heading: Case
path: vision/vntrackopticalflowrequest/computationaccuracy-swift.enum/medium
---

# VNTrackOpticalFlowRequest.ComputationAccuracy.medium

An option that indicates a moderate level of computational accuracy.

## Declaration

```swift
case medium
```

## See Also

### Options

- [VNTrackOpticalFlowRequest.ComputationAccuracy.low](vision/vntrackopticalflowrequest/computationaccuracy-swift.enum/low.md)
- [VNTrackOpticalFlowRequest.ComputationAccuracy.high](vision/vntrackopticalflowrequest/computationaccuracy-swift.enum/high.md)
- [VNTrackOpticalFlowRequest.ComputationAccuracy.veryHigh](vision/vntrackopticalflowrequest/computationaccuracy-swift.enum/veryhigh.md)
- [VNTrackOpticalFlowRequest.ComputationAccuracy.low](vision/vntrackopticalflowrequest/computationaccuracy-swift.enum/low.md)
- [VNTrackOpticalFlowRequest.ComputationAccuracy.high](vision/vntrackopticalflowrequest/computationaccuracy-swift.enum/high.md)
- [VNTrackOpticalFlowRequest.ComputationAccuracy.veryHigh](vision/vntrackopticalflowrequest/computationaccuracy-swift.enum/veryhigh.md)