That was an even weirder comparison. They compare a system trained on 2000 hours of acoustic data mismatched with the testing data to their system, which was tr

That was an even weirder comparison. They compare a system trained on 2000 hours of acoustic data mismatched with the testing data to their system, which was trained on 300 hours of matched data in addition to the 2000 hours of mismatched acoustic data.