On autoencoders for extracting muscle synergies: A study in highly variable upper limb movements. - Manuela Giraud; Cristina Brambilla; Eleonora Guanziroli; Salvatore Facciorusso; Lorenzo Molinari Tosatti; Franco Molteni; Alessandro Brusaferri; Alessandro Scano (Biomed. Signal Process. Control., 2025)