A method for assessing a performance of a speech recognition system may include determining a grade, corresponding to either recognition of instances of a word or recognition of instances of various words among a set of words, wherein the grade indicates a level of the performance of the system and the...http://www.google.com/patents/US20070198269?utm_source=gb-gplus-sharePatent US20070198269 - METHODS AND SYSTEMS FOR ASSESSING AND IMPROVING THE PERFORMANCE OF A SPEECH RECOGNITION SYSTEM