1. A method for reducing the amount of speech data for detecting desired speakers, comprising: receiving a plurality of speech data from a plurality of speakers; labeling the speech data; providing a speaker dependent filter which employs a label priority ranking of the labeled speech data for each of the speakers, and the ranking is generated by prioritizing the labeled speech data according to a performance criterion for each of the plurality of speakers; and analyzing the labeled speech data according to the priority rank of the label of the speech data for a specific speaker, wherein specified lower priority labeled speech data is dropped or filtered out such that less speech data is analyzed.