Cycle-GAN 1 Dynamics 1 Dynamics properties 1 Frequency response 1 Gallium nitride 1 Higher order frequency response functions 1 Higher-order frequency-response functions Linear dynamics 1 Machine learning 1 Machine-learning 1 Modal analysis 1 Modal dynamics 1 Natural frequencies 1 Non-linear system identification 1 Nonlinear analysis 1 Nonlinear extension 1 Nonlinear normal modes 1 Nonlinear system identification 1 Nonlinear systems 1 Religious buildings 1 Useful properties 1 cycle-GAN 1