I4U Submission to NIST SRE 2012: a large-scale collaborative effort for noise-robust speaker verification, Saedi, Rahim, Lee, Kong Aik, Kinnunen, Tomi, Hasan, Tawfik, Fauve, Benoit, Bousquet, Pierre-Michel, Khoury, Elie, Martinez, Pablo Luis Sordo, Kua, Jia Min Karen, You, Changhuai, Sun, Hanwu, Larcher, Anthony, Rajan, Padmanabhan, Hautamäki, Ville, Hanilci, Cemal, Braithwaite, Billy, Rosa, Gonzalez-Hautamäki, Sadjadi, Seyed Omid, Liu, Gang, Boril, Hynek, Shokouhi, Navid, Matrouf, Driss, El Shafey, Laurent, Mowlaee, Pejman, Epps, Julien, Thiruvaran, Tharmarajah, Van Leeuwen, David, Ma, Bin, Li, Haizhou, Hansen, John, Bonastre, Jean-François, Marcel, Sébastien, Mason, John and Ambikairajah, Eliathamby, Idiap-RR-34-2013