A method for obtaining pose information, wherein the method comprises: obtaining a rotational symmetry degree of freedom of a target object; obtaining pose information of the target object; and adjusting the pose information of the target object based on the rotational symmetry degree of freedom to obtain adjusted pose information, wherein the adjusted pose information is pose information of a virtual object, and the virtual object is an object associated with the target object; wherein the obtaining pose information of the target object specifically comprises: inputting image data obtained by photographing the target object into a pose detection classifier; and analyzing the image data by using the pose detection classifier to obtain the pose information of the target object, the pose detection classifier is obtained by training images of the target object based on the rotational symmetry degree of freedom; before the adjusting the pose information of the target object based on the rotational symmetry degree of freedom to obtain adjusted pose information, the method further comprises: determining whether the pose information of the target object needs to be adjusted; and the adjusting the pose information of the target object based on the rotational symmetry degree of freedom to obtain adjusted pose information specifically comprises: when the pose information of the target object needs to be adjusted, adjusting the pose information of the target object based on the rotational symmetry degree of freedom to obtain the adjusted pose information; characterized in that the determining whether the pose information of the target object needs to be adjusted specifically comprises: determining, based on the rotational symmetry degree of freedom of the target object and a yaw angle in the pose information of the target object, whether the pose information of the target object needs to be adjusted. obtaining a rotational symmetry degree of freedom of a target object; obtaining pose information of the target object; and adjusting the pose information of the target object based on the rotational symmetry degree of freedom to obtain adjusted pose information, wherein the adjusted pose information is pose information of a virtual object, and the virtual object is an object associated with the target object; wherein the obtaining pose information of the target object specifically comprises: inputting image data obtained by photographing the target object into a pose detection classifier; and analyzing the image data by using the pose detection classifier to obtain the pose information of the target object, inputting image data obtained by photographing the target object into a pose detection classifier; and analyzing the image data by using the pose detection classifier to obtain the pose information of the target object, the pose detection classifier is obtained by training images of the target object based on the rotational symmetry degree of freedom; before the adjusting the pose information of the target object based on the rotational symmetry degree of freedom to obtain adjusted pose information, the method further comprises: determining whether the pose information of the target object needs to be adjusted; and the adjusting the pose information of the target object based on the rotational symmetry degree of freedom to obtain adjusted pose information specifically comprises: when the pose information of the target object needs to be adjusted, adjusting the pose information of the target object based on the rotational symmetry degree of freedom to obtain the adjusted pose information; determining whether the pose information of the target object needs to be adjusted; and the adjusting the pose information of the target object based on the rotational symmetry degree of freedom to obtain adjusted pose information specifically comprises: when the pose information of the target object needs to be adjusted, adjusting the pose information of the target object based on the rotational symmetry degree of freedom to obtain the adjusted pose information; characterized in that the determining whether the pose information of the target object needs to be adjusted specifically comprises: determining, based on the rotational symmetry degree of freedom of the target object and a yaw angle in the pose information of the target object, whether the pose information of the target object needs to be adjusted.