Abstract: Provided is a method of separating a terrain model and an object model from a three-dimensional integrated model and an apparatus for performing the same. A separation method according to various example embodiments includes creating separation information about an integrated model based on a multi-viewpoint image including an object on a terrain, model information of the integrated model obtained by restoring the multi-viewpoint image in three dimensions, and information of an image shooting device shooting the multi-viewpoint image, and separating a terrain model and an object model from the integrated model based on the separation information.

Abstract: According to an aspect of the present disclosure, there is provided a thesis plagiarism detection method performed by a computing system. The thesis plagiarism detection method may comprise acquiring figure data for a target thesis, the figure data including images and text, acquiring first feature data for the figure data by applying the figure data to a first machine learning model, determining whether a thesis associated with second feature data having a similarity above a predetermined threshold with the acquired first feature data is found and determining the target thesis as a plagiarized thesis when it is determined that the thesis associated with the second feature data is found.

Abstract: Disclosed herein are an apparatus and a method for generating a texture map for a three-dimensional (3D) wide area terrain. The method for generating a texture map for a 3D wide area terrain includes acquiring input images, obtained by capturing a reconstruction target terrain at multiple views, and a camera parameter corresponding to the input images, partitioning the reconstruction target terrain into tiles of a uniform size, reconstructing a tile-based mesh based on information about regions corresponding to respective partitioned tiles, the input images, and the camera parameter, and reconstructing a tile-based texture map based on the input images, the camera parameter, and the tile-based mesh.

Abstract: Provided are a method for producing porous magnesium having a simple solution process of adding a magnesium precursor to a reductant solution and reacting, porous magnesium produced by the method, and hydrogen storage material containing hydrogen supported in the porous magnesium.

Abstract: The operating method includes: acquiring an image including a person; extracting a normalized image including a face of the person from the image; extracting feature information about the face from the normalized image; outputting, based on the feature information, pose information represented in a camera coordinate system which is a coordinate system of a camera acquiring the image and first gaze information represented in a facial coordinate system which is a coordinate system of the face; and determining, based on the pose information and the first gaze information, second gaze information represented in the camera coordinate system that includes a second unit vector from an origin of the facial coordinate system toward a gaze target represented in the camera coordinate system.

Abstract: An electronic device for detecting feature information from a face and an operating method of the electronic device are disclosed. The operating method may include: acquiring, via a camera, an input image including a person; setting a normalized virtual camera for generating a normalized image from the input image; generating a normalized image including a perspective projection feature that includes a face of the person based on the normalized virtual camera; inputting the normalized image to an artificial intelligence (AI) model trained to extract feature information of the face; and transforming the feature information of the face output from the AI model into a first coordinate system which is a coordinate system of the camera, using a spatial transformation relationship between the camera and the normalized virtual camera.

Abstract: Disclosed are a method and an apparatus for managing a user profile. A user profile management method performed by a server according to an example embodiment includes creating a plurality of profiles corresponding to a user account, receiving a view request for a profile of the other user account in a predetermined relationship with the user account from a user terminal logged in with the user account, providing a UI of a profile of the other user account including an interfacing object regarding the profile of the user account to the user account, receiving an input for selecting a profile to be displayed on the other user terminal logged in the other user account, among a plurality of profiles corresponding to the user account through the interfacing object, and matching the other user account with the selected profile.

Abstract: An artificial hair apparatus comprises a mesh layer configured to fit around a circumference of a user's head comprising a center member, a first side member, a second side member, a front region and a rear region, wherein the first side member is disposed on an opposite side of the center member than the second side member and a band member configured to fit around a circumference of a user's head, wherein the band member is coupled to the center member, the first side member and the second side member.

Abstract: An artificial hair apparatus comprises a mesh layer configured to fit around a circumference of a user's head comprising a center member, a first side member, a second side member, a front region and a rear region, wherein the first side member is disposed on an opposite side of the center member than the second side member and a band member configured to fit around a circumference of a user's head, wherein the band member is coupled to the center member, the first side member and the second side member.

Abstract: A display device includes a substrate having light-emitting areas, a pixel electrode above the substrate, a pixel-defining layer exposing a portion of the pixel electrode, and including a first portion having a first thickness and having an upper surface having liquid repellency, and a second portion having a second thickness that is less than the first thickness and having an upper surface that is lyophilic, and a light-emitting layer above the pixel electrode.

Abstract: A display device includes a pixel defining layer defining a first pixel opening exposing a first pixel electrode and a second pixel opening exposing a second pixel electrode and spaced apart from the first pixel opening, a pattern part disposed on the pixel defining layer between the first pixel opening and the second pixel opening and including a first pattern and a second pattern spaced apart from each other, and a separator including a contact part directly contacting the pixel defining layer between the first pattern and the second pattern, a first inclined part disposed on the contact part, spaced apart from the pattern part to define an undercut space, and having a first average taper angle, and a second inclined part disposed on the first inclined part and having a second average taper angle smaller than the first average taper angle of the first inclined part.

Abstract: A display device includes a substrate, a via insulating layer disposed on the substrate and defining a groove, a lower electrode disposed on the via insulating layer and spaced apart from the groove in a plan view, a pixel defining layer disposed on the via insulating layer, defining an opening exposing at least a part of an upper surface of the lower electrode, and filling the groove, and a light-emitting layer disposed in the opening of the pixel defining layer.

Abstract: A display device includes a pixel electrode of a light emitting element, a pixel defining layer on the pixel electrode and in which an opening is defined, the opening exposing the pixel electrode to outside the pixel defining layer, a light emitting layer of the light emitting element which is in the opening and on the pixel electrode, a metal pattern which is on the pixel defining layer and spaced apart from the pixel electrode in a direction along the pixel defining layer, and a spacer which is on the metal pattern, the spacer being spaced apart from the pixel defining layer along a thickness direction of the display device, by the metal pattern.

Abstract: Disclosed are a method and an apparatus for managing a user profile. A user profile management method performed by a server according to an example embodiment includes creating a plurality of profiles corresponding to a user account, receiving a view request for a profile of the other user account in a predetermined relationship with the user account from a user terminal logged in with the user account, providing a UI of a profile of the other user account including an interfacing object regarding the profile of the user account to the user account, receiving an input for selecting a profile to be displayed on the other user terminal logged in the other user account, among a plurality of profiles corresponding to the user account through the interfacing object, and matching the other user account with the selected profile.

Abstract: A display device is disclosed that includes a substrate, a pixel electrode, a sacrificial layer, a pixel defining layer, a conductive layer, a light emitting material, and a common electrode. The pixel electrode is arranged on the substrate. The sacrificial layer is arranged on the pixel electrode so as to be adjacent to an outer boundary of the pixel electrode when viewed in a plan view. The pixel defining layer is arranged on the substrate, coming into direct contact with an entire top surface of the sacrificial layer, and defining a pixel opening exposing a part of the pixel electrode. The conductive layer covers a side surface of the pixel defining layer defining the pixel opening. The light emitting material is arranged on the pixel electrode within the pixel opening. The common electrode includes a first common electrode covering a top surface of the light emitting material in the pixel opening, and a second common electrode covering a top surface of the pixel defining layer.

Abstract: A display device includes: a substrate; a transistor on the substrate; a first electrode connected to the transistor; a first partition wall on the first electrode, and having a pixel opening; an auxiliary electrode on the first partition wall; a second partition wall on the auxiliary electrode; an emission layer in the pixel opening; and a second electrode on the emission layer and the second partition wall, and connected to the auxiliary electrode. An end portion of the auxiliary electrode protrudes from a side surface of at least one of the first partition wall or the second partition wall.

Abstract: Disclosed herein are an apparatus and a method for generating a texture map for a three-dimensional (3D) wide area terrain. The method for generating a texture map for a 3D wide area terrain includes acquiring input images, obtained by capturing a reconstruction target terrain at multiple views, and a camera parameter corresponding to the input images, partitioning the reconstruction target terrain into tiles of a uniform size, reconstructing a tile-based mesh based on information about regions corresponding to respective partitioned tiles, the input images, and the camera parameter, and reconstructing a tile-based texture map based on the input images, the camera parameter, and the tile-based mesh.

Abstract: A method for a first user terminal to use a messenger service of a group chat room is proposed. The method may include receiving, from a server, invitation information associated with a second user's inviting a first user to the group chat room, and displaying chat room information on the group chat room. The method may also include in response to the second user not being registered as a friend of the first user in the messenger service, displaying information on the second user and an interface for deciding whether to participate in the group chat room. The method may further include acquiring an interaction regarding a decision to participate in the group chat room through the interface, and displaying a message created in the group chat room.

Abstract: Disclosed are a method and an apparatus for managing a user profile. A user profile management method performed by a server according to an example embodiment includes creating a plurality of profiles corresponding to a user account, receiving a view request for a profile of the other user account in a predetermined relationship with the user account from a user terminal logged in with the user account, providing a UI of a profile of the other user account including an interfacing object regarding the profile of the user account to the user account, receiving an input for selecting a profile to be displayed on the other user terminal logged in the other user account, among a plurality of profiles corresponding to the user account through the interfacing object, and matching the other user account with the selected profile.

Abstract: Disclosed are enhanced umbilical cord-derived adhesive stem cells, a preparation method therefor, and a use thereof. The enhanced umbilical cord-derived adhesive stem cells have an anti-inflammatory effect, a blood vessel regeneration effect, or a nerve regeneration effect, thereby being usable in a pharmaceutical composition or a cell therapeutic agent for treating or preventing various diseases.