Filter tab (Generic Recognition step)

Use the Filter tab of the Generic Recognition step to specify the recognition grammar and to control what recognition results are returned.

Generic Recognition Customizer Window—Filter Tab

The following table describes the properties of the Filter tab of the Generic Recognition customizer window:

Generic Recognition Properties—Filter Tab

Field name

Type

Description

Grammar

Grammar

identifies the grammar that should be used for this recognition. Enter a grammar expression. It should resolve to an SRGS grammar or SRGS grammar file.

Max results

Integer

Specifies the maximum number of results that can be returned by this step.

For example, if the recognition process generates 5 results and this value is set to 3, only the best 3 results will be returned.

Confidence Threshold

Integer

Specifies the minimum confidence level for acceptable results. All results returned will have a threshold greater than or equal to this value.

The allowable range is from 0-100. To use the platform default confidence threshold, simply specify an empty field.