Abstract: Three-dimensional (3D) images of a physical environment is obtained. The 3D images are modeled as a 3D data set with real-world objects depicted within the 3D data set. The objects are categorized into independent layers of the physical environment. Each layer is independently modified or enhanced to correct missing image information and image blemishes. The image data of 3D data set is updated with the corrected layers. The 3D data set and the independent layers are associated together as an extensible image data model. The extensible image data model is provided via interfaces to simulate object layout changes within the physical environment and to provide virtual reality (VR) and/or augmented reality (AR) shopping experiences through interfaces.

Abstract: Disclosed herein are systems, methods, and computer program products for object detection. The methods comprise performing the following operations by a computing device: obtaining an image that comprises a plurality of layers superimposed on each other; identifying a center point of a robot on a map; selecting a portion of the map contained in a geometric shape overlaid on the map so as to have a center set to the center point of the robot; obtaining map information associated with the selected portion of the map; generating at least one additional layer using the map information; superimposing the at least one additional layer onto the image to generate a modified image; and performing an object detection algorithm to detect at least one object in the modified image.

Abstract: An image display method, a device, and a medium. The image display method includes acquiring a real-time image of a target body part; and displaying a composite image in real time. The composite image is an image obtained by superposing a target three-dimensional image onto the target body part in the real-time image, the target three-dimensional image is obtained by rendering a wearable component three-dimensional model based on a real-time posture and a real-time unoccluded area of the target body part, and the real-time posture and the real-time unoccluded area are determined based on the real-time image.

Abstract: A communication management server includes circuitry to receive, from a mobile device being movable in a real space and a first communication terminal, information indicating positions of the mobile device and the first communication terminal in the real space. The circuitry generates a virtual space image including an icon of the mobile device and an icon of the first communication terminal that are associated with corresponding positions in a virtual space to appear on the virtual space image based on the information received, and including an icon of a second communication terminal. The circuitry transmits the virtual space image to the second communication terminal and establishes voice communication between the first communication terminal and the second communication terminal in response to receiving, via the second communication terminal, an operation of associating the icon of the second communication terminal with the icon of the mobile device on the virtual space image.

Abstract: Generating an overview image of an object includes, during a first capture duration, scanning regions of the object along a trajectory with illumination radiation, where the trajectory is chosen individually on the basis of properties of the object. First images of the object which together with position data (x, y, z) of an absolute distance measurement system are stored as an individual overview image are captured during the scanning of the trajectory. During a second capture duration, at least regions of the object are scanned with illumination radiation, and second images are captured; regions of the object which have already been imaged during the first capture duration are not imaged again. The first images captured during the first capture duration and the second images captured during the second capture duration are merged to form a resultant overview image of the object.

Abstract: In various implementations, methods of presenting an audio/SR experience are disclosed. In one embodiment, while playing an audio file in an environment, in response to determining that the respective temporal criterion and the respective environmental criterion of an SR content event is met, the SR content event is displayed in association with the environment. In one embodiment, SR content is obtained and displayed in association with an environment based on an audio file and a 3D point cloud of the environment. In one embodiment, SR content is obtained and displayed in association with an environment based on spoken words of a real sound of the environment.

Abstract: The disclosure provides a three-dimensional CT imaging method and apparatus. The method includes: collecting two DR images with a perpendicular relationship for an object to be imaged; inputting the two DR images into a preset three-dimensional volume reconstruction model to obtain a three-dimensional volume of the object outputted by the three-dimensional volume reconstruction model; and slicing the three-dimensional volume to obtain three-dimensional CT imaging of the object, wherein the preset three-dimensional volume reconstruction model is trained using multiple training samples, each training sample comprising: a DR image group composed of two DR images with a perpendicular relationship, a pseudo-sinogram corresponding to the DR image group, and a three-dimensional volume corresponding to the DR image group.

Abstract: A computer implement method includes obtaining a previously captured virtual tour data of a location, receiving real-time image data of a target object located within a field of view area of a camera, which target object is located in the same location wherein the virtual tour data was captured, analysing the real-time image data for detecting a deviation, and overlaying the real-time image data on an area of a virtual tour view for forming a mixed image virtual tour data, which area of the virtual tour view corresponds the field of view area, if the deviation is detected.

Abstract: A method including receiving a data structure including a model including a virtual object. The virtual object has spatial elements that form an area of the virtual object. The method also includes applying a ray tracing algorithm to the model. The ray tracing algorithm directs virtual rays from a remote point in the model towards the virtual object. The method also includes determining intersection values. Each of the intersection values represents a corresponding number of times that the virtual rays intersect a corresponding one of the spatial elements. The method also includes generating, from the intersection values, a coverage value representing a percentage of the area that is covered by the virtual rays. The method also includes returning the coverage value.

Abstract: Methods and processors for rendering a 3D object are disclosed. The method includes acquiring multi-camera image input including first image frames of the 3D object generated by a first camera and second image frames of the 3D object generated by a second camera, acquiring an initial 3D Gaussian Splatting (3DGS) model having a plurality of initial parameters including an initial frame-wise GS parameter and an initial camera-wise GS parameter, generating an adjusted 3DGS model by adjusting, based on the multi-camera image input, at least one of: the initial frame-wise GS parameter, the initial camera-wise GS parameter, generating, by the adjusted 3DGS model, a 3DGS output and rendering a 2D image of the 3D object using the 3DGS output.

Abstract: The present disclosure relates to a video generation method and apparatus, a device, and a storage medium. After acquiring one or more images to be processed, a plurality of target images having different degrees of eye opening are generated according to the images to be processed, and a video having a process of gradual eye change is generated on the basis of the plurality of target images.

Abstract: Techniques and systems are provided for generating a three-dimensional facial model. For instance, a process can include: obtaining a frame, the frame including a face; obtaining a mesh 3D model of the face; generating facial texture information associated with the face based on the frame and the mesh 3D model; generating, based on the facial texture information, displacement map information; and applying the displacement map information to the mesh 3D model to generate a finetuned mesh 3D model.

Abstract: A design device for designing a print includes a design section configured to design the print according to an instruction of a user, a three-dimensional display section configured to cause a three-dimensional preview of the designed print to be displayed, and an unrolled display section configured to cause an unrolled preview of the designed print to be displayed. Both the three-dimensional preview and the unrolled preview are simultaneously visibly displayed, and a result of a predetermined operation performed by a user on one of the three-dimensional preview and the unrolled preview is reflected on both the three-dimensional preview and the unrolled preview.

Abstract: A method for generating a rendering of industrial equipment, the method comprising receiving a render request from a first remote data source, the render request identifying a three-dimensional (3D) model of the industrial equipment to be rendered, generating a virtual object request based on the render request, the virtual object request identifying a second remote data source comprising virtual object data associated with the 3D model to be rendered, receiving the virtual object data from the second remote data source based on the virtual object request, wherein the virtual object data is in a first format, generating a 3D model rendering based on the virtual object data, wherein the 3D model rendering is in a second format different than the first format, and transmitting the 3D model rendering to the first remote data source for use in representing the industrial equipment in an interactive environment.

Abstract: A collision data processing method and apparatus, a storage medium, a program product, and an electronic device are provided. The collision data processing method includes: determining a target collision body in a virtual scene, the target collision body being a convex polyhedron having vertices; obtaining distance relations between the respective vertices on the target collision body, the distance relations characterizing a shape feature of the target collision body; and transforming the target collision body into a regular geometry object according to the distance relations, wherein the regular geometry object is configured to obtain collision data of the target collision body when the target collision body collides with another virtual object in the virtual scene. This application solves a technical problem of relatively low processing efficiency caused by a high operation difficulty in processing collision data in a related technology.

Abstract: An information processing apparatus includes at least one memory and at least one processor which function as: a display control unit configured to perform display control of a virtual object such that the virtual object is placed in a three-dimensional space that serves as a field of view of a user; a setting unit configured to set a selection range in the three-dimensional space based on a plurality of positions differently distanced from the user, the plurality of positions being designated by using an operation body located at a position of a hand of the user; and a selection unit configured to switch a state of the virtual object between a selected state and a deselected state based on the selection range.

Abstract: The present disclosure relates to the technical field of video monitor information. Provided are a video patrol method and apparatus, an electronic device, and a readable medium. The video patrol method comprises: obtaining video patrol information, wherein the video patrol information is video information obtained from a real scene; matching and combining the video patrol information with a 3D roaming scenario to obtain a 3D patrol video, wherein the 3D roaming scenario is a virtual scenario obtained by simulating the real scene; and displaying the 3D patrol video. The present disclosure can reduce the labor intensity of operation and maintenance workers, and improve the patrol efficiency.

Abstract: Embodiments of this application provide a frame rate switching method and apparatus, applied to the field of terminal technologies. The method includes: drawing and rendering, by an application thread, a first image frame at a frame interval corresponding to a first frame rate in a first period; drawing and rendering, by the application thread, a second image frame at a frame interval corresponding to a second frame rate in a second period, where the second period is preceded by the first period, and the second frame rate is different from the first frame rate.

Abstract: The embodiments of the disclosure provide a method for improving a visual quality of a reality service content, a host, and a computer readable storage medium. The method includes: generating a first virtual scene, an audio content, and a depth map based on a text, wherein the audio content includes an audio component and the depth map includes depth information; determining a sound attribute corresponding to an audio source based on the audio component and the depth information; adjusting the first virtual scene as a second virtual scene at least based on the sound attribute corresponding to the audio source; determining a 3D audio content at least based on the sound attribute and the audio content; and combining the 3D audio content with the second virtual scene into the reality service content.

Abstract: A mine digital model construction method based on a three-dimensional point cloud database is disclosed. Mine data resources are collected, valid coordinate point position information is extracted according to point cloud data extraction standards, and a mine three-dimensional point cloud database is established; a model of rock strata boundary surfaces, mining areas, and tunnels is constructed, a surface three-dimensional geological model is constructed, and a mine three-dimensional geological model is further constructed; and division into grids is performed to obtain a mine extraction inversion digital model.