Abstract: An image processing method includes the steps of: extracting a first two-dimensional feature point from a two-dimensional face image; on the basis of a geometric model of a standard face, deriving a three-dimensional feature point set including a first three-dimensional feature point corresponding to the first two-dimensional feature point; generating a three-dimensional face model including the three-dimensional feature point set; estimating an input pose of the two-dimensional face image to determine whether to update the three-dimensional feature point set; updating the three-dimensional feature point set by relocating the first three-dimensional feature point according to the first two-dimensional feature point, on the basis of the determination on whether to update the three-dimensional feature point set; and projecting the three-dimensional face model onto the two-dimensional face image.

Abstract: An image processing method includes the steps of: extracting a first two-dimensional feature point from a two-dimensional face image; on the basis of a geometric model of a standard face, deriving a three-dimensional feature point set including a first three-dimensional feature point corresponding to the first two-dimensional feature point; generating a three-dimensional face model including the three-dimensional feature point set; estimating an input pose of the two-dimensional face image to determine whether to update the three-dimensional feature point set; updating the three-dimensional feature point set by relocating the first three-dimensional feature point according to the first two-dimensional feature point, on the basis of the determination on whether to update the three-dimensional feature point set; and projecting the three-dimensional face model onto the two-dimensional face image.

Abstract: A virtual reality interface method for providing fusion with a real space according to the present disclosure includes the steps of: analyzing information on an object of the real space to be projected in a virtual space based on image information of the real space acquired from a camera; determining transparency information for the object of the real space based on the object information of the real space; and fusing an object image of the real space and a virtual space based on the transparency information.

Abstract: A virtual reality interface method for providing fusion with a real space according to the present disclosure includes the steps of: analyzing information on an object of the real space to be projected in a virtual space based on image information of the real space acquired from a camera; determining transparency information for the object of the real space based on the object information of the real space; and fusing an object image of the real space and a virtual space based on the transparency information.

Abstract: A method for implementing a virtual reality (VR) interface based on a single camera. The method includes obtaining pointer coordinates based on an image obtained by a single camera attached to a VR device, converting the pointer coordinates into virtual pointer coordinates based on a distance factor between the single camera and the VR device and a user factor including an input range of a real space derived according to a body characteristic of a user, and displaying the converted virtual pointer coordinates on the VR device.

Abstract: A method of inspecting a semiconductor wafer is provided, the method includes scanning a plurality of inspection swaths on a wafer to obtain a plurality of image sets and producing a plurality of reference images from the plurality of image sets, respectively. The method of inspecting a semiconductor wafer further includes selecting a plurality of target images from the plurality of image sets, respectively. The method of inspecting a semiconductor wafer additionally includes comparing each reference image of the plurality of reference images with each target image of the plurality of target images to detect a defect image from each of the plurality of target images. A reference image being compared and a target image being compared are images scanned from the same inspection swath.

Abstract: A method for implementing a virtual reality (VR) interface based on a single camera. The method includes obtaining pointer coordinates based on an image obtained by a single camera attached to a VR device, converting the pointer coordinates into virtual pointer coordinates based on a distance factor between the single camera and the VR device and a user factor including an input range of a real space derived according to a body characteristic of a user, and displaying the converted virtual pointer coordinates on the VR device.

Abstract: A method of inspecting a semiconductor wafer is provided, the method includes scanning a plurality of inspection swaths on a wafer to obtain a plurality of image sets and producing a plurality of reference images from the plurality of image sets, respectively. The method of inspecting a semiconductor wafer further includes selecting a plurality of target images from the plurality of image sets, respectively. The method of inspecting a semiconductor wafer additionally includes comparing each reference image of the plurality of reference images with each target image of the plurality of target images to detect a defect image from each of the plurality of target images. A reference image being compared and a target image being compared are images scanned from the same inspection swath.