Media Server 25.3
Media Server Help

# GetObjectClassRecognizerSnapshotStatistics

Returns statistics about the performance of a recognizer snapshot.

Snapshots are generated automatically during training, but only when you enable them. For more information about snapshots, see Training Requirements and the documentation for the action SetObjectClassRecognizerTrainingOption.

Before attempting to view statistics, you must generate the statistics by running the action TestObjectClassRecognizerSnapshot.

Type: synchronous

Parameter | Description | Required
--- | --- | ---
`recognizer` | The name of the recognizer. | Yes

## Example

    /action=GetObjectClassRecognizerSnapshotStatistics&recognizer=vehicles

## Response

The response includes statistics for one or more snapshots.

The AP and mAP scores are given in the range 0 to 1 (not as a percentage in the range 0-100).

    <autnresponse>
        <action>GETOBJECTCLASSRECOGNIZERSNAPSHOTSTATISTICS</action>
        <response>SUCCESS</response>
        <responsedata>
            <snapshot>
                <snapshotindex>0</snapshotindex>
                <maximagesize>608</maximagesize>
                <overallstatistics>
                    <AP>0.46</AP>
                    <mAP50>0.57</mAP50>
                    <mAP75>0.44</mAP75>
                </overallstatistics>
                <classstatistics>
                    <class>
                        <identifier>car</identifier>
                        <AP>0.51</AP>
                        <mAP50>0.63</mAP50>
                        <mAP75>0.52</mAP75>
                    </class>
                    <class>
                        <identifier>van</identifier>
                        <AP>0.41</AP>
                        <mAP50>0.49</mAP50>
                        <mAP75>0.41</mAP75>
                    </class>
                    <class>
                        <identifier>motorcycle</identifier>
                        <AP>0.62</AP>
                        <mAP50>0.75</mAP50>
                        <mAP75>0.60</mAP75>
                     </class>
                </classstatistics>
            </snapshot>
            <snapshot>
                <snapshotindex>1</snapshotindex>
                <maximagesize>320</maximagesize>
                ...
                ...
            </snapshot>
            <snapshot>
                <snapshotindex>2</snapshotindex>
                ...
                ...
            </snapshot>
        </responsedata>
    </autnresponse>

Copyright 2025 Open Text
Version 25.3 | Last updated July 2025

Send documentation feedback

Close

Send documentation feedback

To send feedback using your default email client, open an email window.

Otherwise, send your feedback and the information below to MFI-swpdl.idoldocsfeedback@opentext.com.

We appreciate your feedback!

Product: Knowledge Discovery Media Server 25.3

Topic Title: GetObjectClassRecognizerSnapshotStatistics