1. A method comprising: detecting, at a computing device comprising a processor, a frequency of occurrence of a particular type of utterance; determining, using interpretation labels previously assigned to utterances of the particular type of utterance, an accuracy value for the particular type of utterance indicating whether a speech recognition system is correctly interpreting the particular type of utterance, the accuracy value including a false alarm value for the particular type of utterance; and determining, at the computing device, whether to tune the speech recognition system with respect to the particular type of utterance based on the frequency and based on the accuracy value for the particular type of utterance.