Design and characterization of the non-native military air traffic communications database (nnMATC)

This paper describes the speech database that has a central role in the Interspeech 2007 special session "Novel techniques for the NATO non-native Air Traffic Communications database." The rationale for recording and distributing this common research object is given, and details about the acquisition and annotation are given, as well as some statistics. Further, a summary is given of potential uses of the database, in terms of evaluation measures and protocols.