eCat: An End-to-End Model for Multi-Speaker TTS & Many-to-Many Fine-Grained Prosody Transfer. - Ammar Abbas; Sri Karlapati; Bastian Schnell; Penny Karanasou; Marcel Granero Moya; Amith Nagaraj; Ayman Boustati; Nicole Peinelt; Alexis Moinet; Thomas Drugman (INTERSPEECH, 2023)