swirec_ppr_active

Activates phonetic pruning.

Value

Boolean

Default

0

How to set

Set in the browser, using the Vendor-Specific-Parameters header in a RECOGNIZE or SET-PARAMS method.

Usage

Rarely used

Phonetic pruning is a technique to control CPU through an initial “fast” search. It is particularly useful with large vocabularies. As in the other techniques, this algorithm potentially trades off accuracy and CPU so a customer needs to perform careful experimentation before deployment.