# Speaker Identification

Speaker identification identifies the gender of speakers and identifies speakers that Media Server has been trained to recognize.

Configuration Parameter | Description
--- | ---
ClosedSet | Specifies whether the audio contains only known speakers.
Database | The speaker database to use to identify speakers.
Identifier | A comma-separated list of identifiers that specifies the speakers to identify.
Input | The audio track to process.
Metadata | A metadata field name and value that specifies the speakers to identify.
OutputIdentities | The types of identities to include in the output (`all`, `speakers`, `known`, or `unknown`).
SampleFrequency | The sample frequency to use when analyzing the audio.
SyncDatabase | Specifies whether to synchronize with the training database before beginning the analysis task.
Type | The analysis engine to use. Set this parameter to `SpeakerID`.

## Output Tracks

Output track | Description
--- | ---
`Result` | Contains a record for each section of audio spoken by a different speaker.

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