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# SpecSize

The analysis resolution.

Reducing the resolution means that IDOL Speech Server produces an audio fingerprint that is less distinctive; this increases the number of hits but also increases the number of false positives. Increasing the resolution produces an audio fingerprint that is more distinctive; this reduces the number of false positives but also increases the number of matches that are missed.

Note: To use AFP databases generated by Speech Server versions 10.7.0 and earlier, you must set `SpecSize` to `256`.

Action: | AddTask, CheckResources
Task: | AfpAddTrackStream, AfpAddTrackWav, , AfpMatchStream, AfpMatchWav
Type: | Integer
Default: | 128
Example: | `SpecSize=256`
See Also: | SpecSize (configuration parameter)

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