Towards the Objective Characterisation of Major Depressive Disorder Using Speech Data from a 12-week Observational Study with Daily Measurements. - Robert Lewis 001; Szymon Fedor; Nelson Hidalgo Julia; Joshua Curtiss; Jiyeon Kim; Noah Jones; David Mischoulon; Thomas F. Quatieri; Nicholas Cummins; Paola Pedrelli; Rosalind W. Picard (INTERSPEECH, 2025)