Autoencoder-driven spiral representation learning for gravitational wave surrogate modelling. - Paraskevi Nousi; Styliani-Christina Fragkouli; Nikolaos Passalis; Panagiotis Iosif; Theocharis Apostolatos; George Pappas; Nikolaos Stergioulas; Anastasios Tefas (Neurocomputing, 2022)