Research on data-driven fault diagnosis methods has received much attention in recent years. The deep belief network (DBN) is a commonly used deep learning method for fault diagnosis. In the past. when people used DBN to diagnose gear pitting faults. https://www.roneverhart.com/Motivo-Tour-Rolling-Upright-Walker-Folding-4-Wheel-Rollator-with-Tray-Cup-Holders-Seat-Storage/