Intelligent washing machine and control method thereof

Disclosed herein is an intelligent washing machine includes: an inner tub in which laundry is placed; a motor transferring a rotational force to the inner tub; an image obtaining unit obtaining an image of the laundry placed in the inner tub after a washing process; and a controller obtaining a laundry classification information reflecting water content percentage information of the laundry from the image of the laundry, learning the laundry classification information to predict a degree of vibration of the inner tub that occurs in a spin-drying process, and varying a revolutions per minute (RPM) of the motor in the spin-drying process according to the predicted degree of vibration of the inner tub. The washing machine may be associated with an artificial intelligence (AI) module, an unmanned aerial vehicle (UAV) (or drone), a robot, an augmented reality (AR) device, a virtual reality (VR) device, and a device related to a 5G service.