 On the other hand, we need to identify the open (unknown) intent during testing . Current models are limited in finding the appropriate decision boundary to balance the performances of both known and open intents .
<meaning-changed>  On the other hand, we need to identify the open (unknown) intent during testing . Current models are limited in finding the appropriate decision boundary to balance the performances of both known and open intents .
 On the other hand, we need to identify the open (unknown) intent without prior knowledge . Current models are limited in finding the appropriate decision boundary to balance the performances of both known and open intents .