<!--
{
  "availability" : [
    "iOS: 13.0.0 -",
    "iPadOS: 13.0.0 -",
    "macCatalyst: 13.1.0 -",
    "macOS: 10.15.0 -",
    "tvOS: 13.0.0 -",
    "visionOS: 1.0.0 -"
  ],
  "documentType" : "symbol",
  "framework" : "Vision",
  "identifier" : "/documentation/Vision/VNGenerateAttentionBasedSaliencyImageRequest",
  "metadataVersion" : "0.1.0",
  "role" : "Class",
  "symbol" : {
    "kind" : "Class",
    "modules" : [
      "Vision"
    ],
    "preciseIdentifier" : "c:objc(cs)VNGenerateAttentionBasedSaliencyImageRequest"
  },
  "title" : "VNGenerateAttentionBasedSaliencyImageRequest"
}
-->

# VNGenerateAttentionBasedSaliencyImageRequest

An object that produces a heat map that identifies the parts of an image most likely to draw attention.

```
class VNGenerateAttentionBasedSaliencyImageRequest
```

## Topics

### Accessing the Results

[`results`](/documentation/Vision/VNGenerateAttentionBasedSaliencyImageRequest/results)

The results of the image saliency request.

### Identifying Request Revisions

[`VNGenerateAttentionBasedSaliencyImageRequestRevision1`](/documentation/Vision/VNGenerateAttentionBasedSaliencyImageRequestRevision1)

A constant for specifying revision 1 of the image saliency request.


---

Copyright &copy; 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)