17 results about "Three dimensional graphics" patented technology

The application relates to the technical field of three-dimensional model, and discloses a three-dimensional model curved surface unfolding method and device, electronic equipment and a storage medium; the method comprises the following steps: determining n intersection points of the circular hole and the circular-arc wall curved surface, wherein n is an integer greater than 1; determining the arc length of each intersection point to the same elevation of a first reference line of the circular-arc wall curved surface based on the n intersection points; displaying the n intersection points on a two-dimensional plane by taking the arc length of each intersection point as an x value and taking the distance of each intersection point from a second reference line of the circular-arc wall curved surface as a y value; and generating an edge line of the intersection of the circular hole and the circular-arc wall curved surface based on the n intersection points. The application realizes the conversion of the three-dimensional graphic data information of the circular-arc wall and the hole on the wall into a two-dimensional drawing form.

This application relates to an intelligent visualization processing method, apparatus, device, and medium for geological data. The method includes: acquiring raw interactive behavior data, an information entropy map, and a competition hypothesis map; performing structured processing on the raw interactive behavior data to obtain a high-dimensional interactive behavior sequence; inputting the high-dimensional interactive behavior sequence, the information entropy map, and the competition hypothesis map into a pre-trained anchoring bias quantification model to obtain a dynamic anchoring index heatmap; based on the dynamic anchoring index heatmap and the competition hypothesis map, using a real-time shader in a 3D graphics rendering pipeline to convert risk probability values ​​and likelihood quantification values ​​into dynamic visual parameters superimposed on a 3D geological data field, and generating a 3D geological data field that enhances the 3D visualization scene; based on the dynamic anchoring index heatmap, combined with specific interactive events in the high-dimensional interactive behavior sequence, adjusting interaction damping parameters and generating a comparative data analysis view. This method can improve the comprehensiveness of the geological interpretation process.

An ultrasound imaging system includes an ultrasound imaging probe with a transducer array configured to emit ultrasound pressure fields and receive echo signals during a sweep of the probe and a tracking sensor configured to track a spatial location and orientation of the ultrasound imaging probe during the sweep, a beamformer configured to generate a set of 2-D ultrasound images for the sweep based on the received echo signals, a visualization module configured to segment tissue of interest in each 2-D ultrasound image of the set of 2-D ultrasound images, generate a mask image of the tissue of interest for each segmented image, convert each mask image to a 3-D graphical representation of the tissue of interest and arrange the 3-D graphical representations in 3-D space based on corresponding tracked spatial location and orientation, and a display monitor configured to present the 3-D graphical representations as a 3-D visualization.

The present application relates to the technical field of three-dimensional graphics data processing, and particularly relates to a three-dimensional ground stress modeling method, system and storage medium. The method comprises the following steps: constructing a three-dimensional space grid model of a geological structure, and marking the spatial parameters of stratum, fault and fissure distribution; inputting the spatial parameters into a preset probabilistic mechanics model to generate a multi-scale fissure field; embedding the multi-scale fissure field into an initial tensor field of a preset three-dimensional stress field to generate continuous stress distribution data containing a crack propagation path through fracture evolution simulation; constructing a numerical updating strategy of fluid-solid coupling based on the continuous stress distribution data to solve the fluid pressure field and the solid stress field in a coupled manner and update the three-dimensional stress field. Through the fusion of multi-scale fissure analysis, fracture evolution tracking and fluid-solid coupling solution, the present application realizes the dynamic reconstruction and three-dimensional visualization of the stress field of the geological structure, and significantly improves the accuracy and expression ability of the ground stress distribution under complex geological conditions.

A system for training visual-spatial cognitive abilities includes a storing unit storing plural main scripts and 3D graphic elements which are relevant to spatial cognition abilities. A processing may extract one of the main scripts and at least one of the 3D graphic elements to generate a training task and execute the training task within a preset time. A display interface displays the 3D graphic element based on the conducted training task.

A computing device is configured to obtain gridline information for a three-dimensional drawing file and generate a two-dimensional view of the three-dimensional drawing file that includes (1) at least one gridline corresponding to the obtained gridline information, (2) at least one intersection between two meshes, and (3) initial dimensioning information involving (a) the at least one gridline and (b) at least one of the two meshes. Based on a user request to adjust a perspective of the two-dimensional view, the computing device adjusts the perspective of the two-dimensional view and thereby generates an updated two-dimensional view that includes updated dimensioning information corresponding to one or more meshes displayed in the updated two-dimensional view.

The application discloses a three-dimensional visualization system and construction method based on Ethereum big data, which classifies Ethereum blockchain big data according to entities, and constructs an Ethereum head ecological network model by using a Spark computing framework. The whole Ethereum network model is laid out by using a three-dimensional force guiding model, and the Barnes-Hut optimization algorithm extended to three dimensions is introduced in the graph layout process. The local part is laid out on the surface by using a spherical layout method. Finally, the WebGL, ThreeJS and other WEB three-dimensional graphics rendering technologies are used to realize the visualization display of the Ethereum head ecological network on the WEB side. The user can view the three-dimensional visualization model of the Ethereum transaction network in different ways, so that the user interaction process becomes more smooth, the details of the three-dimensional visualization model are controlled more deeply, and the search function in the model is provided, so that the user can quickly locate the node to be concerned.

The application relates to the technical field of automatic driving test, and discloses a control algorithm test method based on an intelligent driving simulator. The method comprises the following steps: collecting multi-source test data generated by the simulator in real time; performing wavelet transform denoising and adaptive normalization processing on the data to generate normalized data flow; constructing a space-time graph structure model, mapping the data into graph nodes and edges, and performing space-time alignment to generate a synchronous data set; inputting the synchronous data into a multi-modal feature fusion network, outputting a fusion feature atlas through cross-modal attention weighting and feature splicing; calculating the reconstruction probability of the fusion features by using a deep generation model, and identifying abnormal test points according to a probability threshold; iteratively updating parameters by using a group optimization algorithm, and outputting optimal parameter configurations; and driving a three-dimensional graphics engine to generate an interactive test scene based on the configurations, and establishing a dynamic association between the parameters and scene elements. The application realizes the automation and intelligentization of the test process.

This invention discloses a gridded visualization method for scanning lidar detection data, belonging to the field of lidar detection and geographic information system visualization technology. The method comprises the following steps: S1: Constructing a three-dimensional grid spatial model; S2: Collecting raw detection data from the scanning lidar, performing spatiotemporal synchronization and coordinate transformation, and mapping each detection point to the corresponding grid cell of the three-dimensional grid spatial model; S3: For each grid cell, statistically analyzing the historical detection hit count and theoretical scan count, and combining the lidar equation and atmospheric extinction model to calculate at least one detection capability index; S4: Generating visualization rendering data with optimized color mapping, transparency, and hierarchical details based on the detection capability index; S5: Rendering the visualization rendering data using a three-dimensional graphics engine and providing interactive analysis functions to achieve gridded visualization of detection capabilities. This invention improves the accuracy, intuitiveness, and interactive efficiency of lidar detection performance evaluation.

The application relates to a server and a method for processing three-dimensional graphic files in a publishing format, the server is configured to: analyze the vector angle relationship between the center point coordinates of all geometries corresponding to each three-dimensional model and the center point coordinates of the corresponding three-dimensional model; compare the vector angle relationship in at least two three-dimensional models to preliminarily determine whether the spatial layouts of the at least two three-dimensional models are the same; in the case that the layouts of the two three-dimensional models are the same, a plurality of geometries contained in the two three-dimensional models are one-to-one matched according to a preset matching rule to obtain a plurality of pairs of matched geometries; and the geometries to be compared are sequentially determined whether they are consistent with each other according to a comparison sequence. The application greatly improves the efficiency and accuracy of three-dimensional model matching and searching.

The application discloses a kind of oil and gas geology data correlation display method, it is related to geological data display field, including, by accessing the original oil and gas geology data of multi-source heterogeneous and carrying out pretreatment, obtain multi-source data set;Based on real-time updating dynamic production data flow, interpolation and constraint of multi-source data set are carried out online dynamic correction, generate three-dimensional active geology model;Three-dimensional active geology model is input into geology physics engine, the internal action relationship between different geological properties is encoded as the linkage rule that can be bidirectionally driven, static parameter and dynamic parameter in three-dimensional active geology model are remodeled and symbiotic in self-consistent feedback loop, evolution generates unified geological coupling field;Unified geological coupling field is loaded into three-dimensional graphics rendering engine, creates and renders basic three-dimensional visualization scene.The application provides interactive support to storyboard and outputs composite document, realizes real-time correction of multi-source data and dynamic display of multi-physical field coupling.

The present disclosure provides a method and apparatus for processing three dimensional graphic data, a device, a storage medium and a product, relating to a field of artificial intelligence, in particular to a field of autonomous driving. The specific implementation is: receiving a data compression request for a target graphic element in a three dimensional electronic map, and obtaining at least one vertex data corresponding to the target graphic element; extracting a global coordinate matrix with a shared attribute in the at least one vertex data; extracting local coordinate data with a private attribute respectively corresponding to the at least one vertex data; and sending, in response to a graphic drawing request for the target graphic element, the global coordinate matrix and the local coordinate data respectively corresponding to the at least one vertex data to a graphic display device.

A data processing device system may be configured to cause display of a three-dimensional graphical representation of a first volume within a bodily cavity, cause the three-dimensional graphical representation to be annotated to include a graphical annotation set, and cause, at least in response to the annotation, the three-dimensional graphical representation to add an anatomical feature graphical representation. A data processing device system may be configured cause display of a particular graphical representation including a graphical representation of a particular volume within a cardiac cavity, cause the particular graphical representation to be annotated to include a graphical annotation set having a particular graphical attribute set, and cause, in response to a movement of a medical device, a changing of the particular graphical attribute set while the graphical annotation set graphically remains in correspondence with a same location in real-world three-dimensional space.

This invention relates to the fields of computer vision and 3D graphics technology, specifically disclosing a target identity and trajectory localization method driven by multi-camera 3D reconstruction. The method involves acquiring video sequences through a synchronous camera network and constructing an implicit representation model containing only static background structures to establish a stable 3D coordinate system. Then, target detection is performed on the real-time video stream, and the 2D coordinates of the detection points are back-projected and the accurate 3D spatial coordinates are calculated by querying the static model. Finally, the target's motion state, appearance, and behavioral characteristics are fused to perform multi-target tracking and identity association, generating a 3D motion trajectory with a consistent identity identifier.

1. Name of the product in this design: Label and button display area of ​​a graphical user interface for displaying and operating three-dimensional graphic objects in an electronic device. 2. Purpose of this design: An electronic device. 3. The key design features of this product are: the part for which protection is sought, which has a three-dimensional graphical user interface. 4. The image or photograph that best illustrates the design's key features: the front view. 5. Purpose of Graphical User Interface: A graphical user interface is used for human-computer interaction and to realize the functions of electronic devices. It can also be used to display and manipulate three-dimensional graphical objects. The protected part of a graphical user interface is the area where labels and buttons are displayed. 6. Human-computer interaction methods of graphical user interfaces: Graphical user interfaces can be interacted with by clicking, pressing, swiping, or manipulating the graphical user interface, or by capturing the user's hands, eyes, or voice. 7. Description of the changing states of the graphical user interface: The appearance of the graphical user interface changes sequentially from the main view to the changing state diagram. 8. Other situations requiring explanation: Dashed lines do not constitute part of the design for which protection is sought; dotted lines indicate the environment and do not constitute part of the design for which protection is sought.

1. Name of the product in this design: Label and button display area of ​​a graphical user interface for displaying and operating three-dimensional graphic objects in an electronic device. 2. Purpose of this design: An electronic device. 3. The key design features of this product are the graphical user interface, which is the part for which protection is sought. 4. The image or photograph that best illustrates the design's key features: the front view. 5. Purpose of Graphical User Interface: A graphical user interface is used for human-computer interaction and to realize the functions of electronic devices. It can also be used to display and manipulate three-dimensional graphical objects. The protected part of a graphical user interface is the area where labels and buttons are displayed. 6. Human-computer interaction methods of graphical user interfaces: Graphical user interfaces can be interacted with by clicking, pressing, swiping, or manipulating the graphical user interface, or by capturing the user's hands, eyes, or voice. 7. Description of the changing states of the graphical user interface: The appearance of the graphical user interface changes sequentially from the main view to the changing state diagram 1 and changing state diagram 2. 8. Other situations requiring explanation: Dashed lines do not constitute part of the design for which protection is sought; dotted lines indicate the environment and do not constitute part of the design for which protection is sought.