Robust Knowledge Discovery from Parallel Speech and Text Sources F Jelinek author W Byrne author S Khudanpur author B Hladká author H Ney author F J Och author J Cuřín author J Psutka author 2001 text Proceedings of the First International Conference on Human Language Technology Research conference publication jelinek-etal-2001-robust https://aclanthology.org/H01-1061/ 2001