METHOD AND DEVICE FOR ESTIMATING INFORMATION ABOUT GOLF SWING, AND NON-TRANSITORY COMPUTER-READABLE RECORDING MEDIUM

A method for estimating information on a golf swing is provided. The method includes the steps of: detecting, when a photographed image of a user's golf swing is acquired, at least one of a plurality of key points for a shaft of a club and a plurality of key points for a face of the club, and at least one joint of the user from the photographed image using an artificial neural network model; and estimating a posture of the club on the basis of at least one of positions of the plurality of key points for the shaft and positions of the plurality of key points for the face, and estimating information on the user's golf swing with reference to the posture of the club and a position of the at least one joint of the user.