MACHINE LEARNING SYSTEM IDENTIFICATION MIXED OPERATIONAL MODES FINITE ELEMENT METHOD ACTIVE HYBRID BEARINGS MULTI-HARMONIC BALANCE METHOD LOAD CARRYING CAPACITY ENHANCEMENT VIBRATIONS FLUID-INDUCED INSTABILITY IMPROVEMENT MAGNETIC ACTUATOR VERIFICATION AND VALIDATION BALANCING PHYSICS-GUIDED NEURAL NETWORKS DYNAMIC STIFFNESS ESTIMATION OF PARAMETERS INVARIANT TORI VIBRATION CONTROL DAMPING FAULT IDENTIFICATION DYNAMICS MODAL ANALYSIS FLEXIBLE COUPLING DISPLACEMENT DATA MONITORING FLUID-FILM BEARING ANISOTROPY BENDING VIBRATIONS ARTIFICIAL NEURAL NETWORK HOPF BIFURCATION FAULT DIAGNOSIS FLUID FILM BEARINGS CENTER MAINFOLD REDUCTION CENTER MANIFOLD REDUCTION FLOATING RING BEARING FLUID-INDUCED INSTABILITY EXTERNAL EXCITATION SOURCE STABILITY COMPLEX FORMULATION THRUST MAGNETIC BEARINGS FINITE ELEMENT MODEL ANGULAR MISALIGNMENT SIMULATED ANNEALING CENTRE MANIFOLD HYDRODYNAMIC BEARINGS UNBALANCE PARAMETERS LOBED BEARING DESIGN OPERATIONAL ROTATING SPEED FULL SPECTRUM ANALYSIS TURBINES TIME-FREQUENCY ANALYSIS NUMERICAL CONTINUATION STABILITY ANALYSIS JOURNAL BEARINGS GENETIC ALGOTITHM PASSIVE VIBRATION CONTROL THRUST BEARINGS TURBOMACHINERY DISC COUPLING PARAMETERISATION METHOD VISCOELASTIC SUPPORTS BEARING WEAR IDENTIFICATION ACTIVE BEARINGS OIL WHIRL/WHIP OPTIMIZATION MECHANICAL SIGNATURES HYDRODYNAMIC JOURNAL BEARINGS SHAPE MEMORY EFFECT ROBUST CONTROL ADAPTATIVE FILTERING NUMERICAL SIMULATION AUTOMOTIVE TURBOCHARGER CONICAL FLUID-FILM BEARINGS HIDRODYNAMIC LUBRICATION MODAL IDENTIFICATION