A method and system for monitoring an automated dialog system for the automatic recognition of language understanding errors based on a user's input communications in a task classification system. If the user's input communication cannot be understood and a task classification decision cannot be made,...http://www.google.com.tw/patents/US8095363?utm_source=gb-gplus-share專利 US8095363 - Method and system for predicting understanding errors in a task classification system
