# RelabelObjectClassAnnotation

Relabels an annotation for an object class recognition training image. Use this action to change the label for a annotation that you have already added to an image.

Type: synchronous

Parameter | Description | Required
--- | --- | ---
`recognizer` | The name of the recognizer that contains the image. | Yes
`imagelabel` | The label of the image. | Yes
`annotationlabel` | The label of the annotation to relabel. | Yes
`newannotationlabel` | The new label (maximum 254 bytes). | Yes

## Example

The following example relabels an annotation on the image `image1`, using the new label `region1`.

    /action=RelabelObjectClassAnnotation&recognizer=vehicles
                                        &imagelabel=image1
                                        &annotationlabel=0e7419a2
                                        &newannotationlabel=region1

## Response

    <autnresponse>
      <action>RELABELOBJECTCLASSANNOTATION</action>
      <response>SUCCESS</response>
      <responsedata></responsedata>
    </autnresponse>

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