Philipos C. Loizou Gibak Kim Reasons why Current Speech-Enhancement Algorithms do not Improve Speech Intelligibility and Suggested Solutions. 47-56 2011 19 IEEE Transactions on Audio, Speech & Language Processing 1 http://dx.doi.org/10.1109/TASL.2010.2045180 db/journals/taslp/taslp19.html#LoizouK11