Artificial Bandwidth Expansion Method to Improve Intelligibility and Quality of AMR-Coded Narrowband Speech. - Laura Laaksonen; Juho Kontio; Paavo Alku (ICASSP (1), 2005)

Neural Network-Based Artificial Bandwidth Expansion of Speech. - Juho Kontio; Laura Laaksonen; Paavo Alku (IEEE Trans. Speech Audio Process., 2007)