19 results about "Patch model" patented technology

The image processing apparatus executes: processing of acquiring a plurality of images of a subject captured with overlapping imaging ranges from a plurality of viewpoints; processing of detecting damage to a surface of the subject from the acquired plurality of images; processing of generating three-dimensional point group data of feature points; processing of generating a three-dimensional patch model of the subject on the basis of the generated point group data; processing of selecting an image corresponding to each patch of the three-dimensional patch model from the acquired plurality of images; processing of measuring a size of the damage in a region corresponding to the patch in the selected image; processing of generating correction information necessary for correcting a measurement result of the size of the damage; and processing of correcting the measurement result of the size of the damage on the basis of the generated correction information.

The present disclosure provides a plant model processing method and device and electronic equipment. An initial plant model is obtained. The initial plant model includes a plurality of sub-models and a texture map. The texture map is used to indicate the color displayed on the surface of the sub-model and the transparency of the surface of the sub-model. Based on the texture map, a patch model in the plurality of sub-models is determined, and a corresponding entity model of the patch model is generated. Based on the initial plant model and the entity model, a target plant model is generated. This way can generate a high-precision plant model based on a low-precision plant model, improve the generation efficiency of the high-precision plant model, and reduce the labor cost.

1. Name of this product design: Folding Knife Trainer (Balance Patch Model). 2. Purpose of this design: It is an instrument for training hand dexterity and safe opening and closing skills. It is made of high-strength plastic, and its blade is blunted and has no cutting edge. It does not have cutting or piercing functions, ensuring safe training and performance props. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The invention provides a model rendering method and apparatus, and an electronic device. The method comprises the steps of determining a target region in a target model; the target model is located in a specified virtual space, and the specified virtual space is provided with a patch model; based on the target area, determining a position parameter of the patch model in a specified virtual space; based on the position parameters and pre-generated crack effect texture parameters, rendering the surface patch model to control the surface patch model to display a crack effect on the surface of the target model; the crack effect texture parameters are generated based on the stress distribution parameters and the crack elements. According to the mode, the crack effect can be generated in the target area in the target model through the patch model and the crack effect texture parameters, the generation position of the crack effect can be adjusted according to requirements, manual modification by related workers is not needed, and the labor cost is reduced; crack texture parameters are generated based on stress distribution parameters and crack elements, logicality and result layering sense are achieved, the formed crack effect is vivid, and the visual experience of a user is improved.

The invention discloses a method and a system for visual inspection and control of a powder bed melting manufacturing process, and relates to the technical field of visual defect identification of a powder bed melting technology.The method comprises the following steps: obtaining slices of a part patch model, extracting geometric features of each layer, and obtaining a part patch model; different areas of each layer are divided into a forming risk area, an easy-to-generate defect area and a common area; defining defect severity thresholds and defect area thresholds of different regions, and defining judgment rules of the different regions; a powder bed image in the printing process is obtained and preprocessed, and an enhanced image is output; extracting defect features and geometric features in the enhanced image, identifying defect positions, and calculating defect areas; when the defect area and / or the defect severity are / is larger than a threshold value, a corresponding feedback strategy is triggered, and the method has the advantages that through multi-level collaborative optimization, the core problems that in the prior art, the small defect detection capacity is insufficient, the complex part misjudgment rate is high, and feedback lags are comprehensively solved.

The invention discloses a stable diffusion model controllable training method based on group fairness, which starts from the root of a problem, does not add an additional patch model to an original model, and carries out training transformation on a stable diffusion model from two aspects of training sample weight and optimizing a loss function. And additional storage and calculation cost caused by a patch model is avoided. The method does not depend on a plurality of'patch 'models, but carries out overall training optimization on the original model, so that the problem that different'patches' are difficult to take effect at the same time does not exist, a'patch 'fusion mechanism does not need to be considered, the service scene requirements in a'vertical domain' can be better adapted, the generation quality of the model under specific data distribution is improved, and the method is suitable for large-scale popularization and application. And meanwhile, the cost is also reduced.

This invention provides a method and system for designing and verifying vehicle structural reinforcement based on vehicle damage. The method includes collecting test data from vehicle tests under specific operating conditions and processing the test data; performing rainflow counting statistics on the processed test data and calculating the cumulative pseudo-damage value of key parts of the vehicle; quantitatively comparing the cumulative pseudo-damage value with the pseudo-damage value of a standard durability road spectrum to obtain the damage degree of key parts under specific operating conditions; identifying high-risk parts of the vehicle based on the key parts and damage degree, and designing and generating patch models adapted to the high-risk parts; sequentially evaluating and analyzing the patch models to obtain evaluation and analysis results, and verifying whether the patch models meet the strain strength requirements based on the evaluation and analysis results. This invention, by generating adapted patch models, enables targeted and precise repairs, thereby enabling rapid and effective preventive reinforcement or repair of vehicles.

The application provides a construction method and device of a patch combination model and electronic equipment. A target model and a preset number of initial patch models are acquired. A patch model corresponding to the target model is generated based on the target model and the initial patch models. The position parameters and / or size parameters of the patch model match the target model. Rendering parameters of the patch model are determined based on rendering parameters of the target model. A patch combination model corresponding to the target model is constructed based on the patch model and the rendering parameters of the patch model. This method simplifies the construction process of the patch combination model and improves the construction efficiency.

The invention provides a virtual model rendering method and device, equipment and a storage medium, and the method comprises the steps: displaying a target virtual model in a virtual scene, responding to an editing instruction for a first model surface in a plurality of model surfaces, determining a first editing parameter, determining a first texture map according to the first editing parameter, and displaying the target virtual model in the virtual scene. And the first patch model is rendered through the first material map, so that the first model surface of the target virtual model visually presents an appearance expression effect corresponding to the first material map. By setting the corresponding patch model on the model surface of the target virtual model and rendering the patch model, the wall rendering process and the wallpaper rendering process can be separated, and the wallpaper editing effect is achieved by rendering the patch model under the condition that direct wall editing is avoided. In addition, redundant sampling can be reduced, rendering time consumption can be reduced, and the problem of waste of no-load resources can be completely eradicated from the source.

The invention discloses an attachment model rendering method, device and equipment and a readable storage medium, and the method comprises the steps: determining a to-be-rendered initial attachment model and a target object to which the initial attachment model is attached, and the initial attachment model comprises a skeleton chain formed by connecting a plurality of skeletons in sequence and a patch model associated with the skeleton chain; in response to the movement of the target object in the virtual scene, sequentially determining the rotation amount of each skeleton in the skeleton chain based on the movement speed of the target object; and based on the rotation amount of each skeleton, rendering the patch model to obtain a rendered target attachment model. According to the scheme provided by the embodiment of the invention, while the rendering effect that the attachment model moves along with the target object is realized, the uncontrollable fluttering effect occurring when the attachment model is rendered based on a real physical engine is avoided, and the game experience of a user is effectively improved.

The model rendering method provided by the invention comprises the following steps: acquiring a role model file and an animation file; instantiating the role model file to form a role model array; performing batch rendering on the role model array according to a plurality of preset rendering angles and the animation file to generate a plurality of groups of sequence frame images; performing multi-level synthesis on the multiple groups of sequence frame images according to a preset synthesis rule to generate a total sequence frame texture; creating a shader program, the shader program including a double-layer UV coordinate mapping mechanism for positioning image frames of a specific action and angle in the total sequence frame texture; and constructing a patch model, and applying the total sequence frame texture and the shader program to the patch model to replace the role model array for rendering. Through the method provided by the embodiment of the invention, the calculation burden of real-time rendering is remarkably reduced while the visual effect is maintained, so that the rendering efficiency of a large-scale role array scene is improved.

The present application relates to the field of bridge engineering, and particularly relates to a segment corner reconstruction method and system based on scanning data, the method comprising: based on the three-dimensional point cloud of the bridge segment and the surface patch model corresponding to the point cloud, respectively performing edge line fitting and reconstruction and surface fitting and reconstruction; determining the bridge segment corner point according to the corner point obtained by edge line fitting reconstruction and the corner point obtained by surface fitting reconstruction, the present application improves the success rate of corner feature extraction by the reconstruction fitting method under the condition of missing part of the scanning point cloud in the prior art, reduces the work difficulty of the early scanning operation, improves the operation success rate, avoids multiple scanning, and provides different reconstruction fitting methods according to the common corner error sources in the field, so as to adapt to the corner error extraction under different interference conditions.

An artificial intelligence cerebral aneurysm detection system using 3D angiographic CT according to one embodiment of the present invention comprises: an input unit for acquiring a CT image of a patient; and an information processing unit including a patch model operating processor for operating a patch model that predicts the location of a cerebral infarction on a patch basis, and a patient model operating processor for operating a patient model that predicts the presence or absence of a cerebral aneurysm on a patient basis based on the results of the patch model. By doing so, the presence or absence of a cerebral aneurysm in a patient can be determined, thereby contributing to the improvement of the accuracy of cerebral aneurysm diagnosis.

The application provides a hair model generation method and device, computer equipment and a storage medium. The method comprises the following steps: obtaining a patch model of a hair effect to be rendered; determining a hair section to which the patch model belongs according to position information of the patch model; calculating an offset amount of the patch model according to the hair section to which the patch model belongs and offset slopes of different hair sections; and generating a hair model based on the patch model and the offset amount of the patch model. By setting different offset slopes in different hair sections, the offset amount of the patch model is controlled in multiple sections. In the case of a certain number of layers of patch models, the offset amount of the patch model belonging to different hair sections is controlled to offset more patch models to the hair section close to the outer layer of the hair, so that the number of layers of the patch model in the hair section close to the outer layer of the hair is more and the interval is smaller, and the rendered hair model is prevented from having a fault phenomenon.

The invention discloses a special effect generation method and device for an energy release effect, equipment and a program product, and the method comprises the steps: generating an energy conduction path curve for simulating the energy release effect based on point cloud data, and enabling the energy conduction path curve to comprise a main path and branch paths; converting the energy conduction path curve into a three-dimensional patch model; acquiring control parameters matched with the three-dimensional patch model, wherein the control parameters comprise texture coordinate parameters and shader parameters; and performing rendering processing on the three-dimensional patch model according to the control parameters to generate a visual special effect of the energy release effect. According to the scheme provided by the embodiment of the invention, the technical effect of remarkably improving the rendering efficiency and reality of the visual special effect of the energy release effect can be achieved.

The invention provides a three-dimensional model rendering method and device, electronic equipment and a storage medium. The method comprises the following steps: acquiring a plurality of patch models; combining the plurality of patch models into a single model; for each surface patch in the combined single model, acquiring a center coordinate of the surface patch, and calculating a displacement vector of each vertex coordinate and the center coordinate on the surface patch; the displacement vectors are stored in texture coordinates of all the vertexes; the vertexes of the multiple patches are contracted towards the center coordinates, and a contracted merging model is generated; during rendering, original coordinates of all the vertexes are recovered based on the displacement vectors stored in the texture coordinates, and the patches are rendered in the view angle direction. According to the method, the number of model surfaces and the number of materials are remarkably reduced, the problem of resource occupation in the game running process is effectively solved, and the equipment burden is reduced.

The invention discloses a model processing method and device, a storage medium and electronic equipment. The method comprises the following steps: acquiring UV coordinate information corresponding to a basic patch model; based on the vertex position information of the basic surface patch model and the vertex position information of a first object model corresponding to the first object, calculating a first height deviation value corresponding to each vertex in the basic surface patch model; performing offset processing on each vertex in the basic patch model based on the first height offset value to obtain a target patch model fitted with the first object model; a target height map corresponding to the second object is sampled based on the UV coordinate information, target height values corresponding to all vertexes in the target patch model are obtained, and the target height values corresponding to all the vertexes are not completely the same; and offset processing is performed on each vertex in the target patch model based on the target height value to obtain a target object model corresponding to the second object, and the target object model fits the first object model and has a three-dimensional effect. Therefore, the model processing efficiency can be improved.

The invention relates to the field of bridge engineering, in particular to a segment corner reconstruction method and system based on scanning data, and the method comprises the steps: respectively carrying out the side line fitting and reconstruction and surface fitting and reconstruction based on a three-dimensional point cloud of a bridge segment and a patch model corresponding to the point cloud; according to the corner points obtained through side line fitting reconstruction and the corner points obtained through surface fitting reconstruction, the bridge segment corner points are determined, aiming at the situation that part of scanning point clouds are missing in the prior art, the reconstruction fitting method improves the success rate of corner feature extraction, reduces the working difficulty of early-stage scanning operation, improves the operation success rate, and improves the accuracy of the detection result. According to the method, multiple times of scanning are avoided, and different reconstruction fitting methods are provided in a classified manner according to common corner error sources on site so as to adapt to corner error extraction under different interference conditions.

The application discloses a medical resource allocation method based on a time sequence complex network and a patch model and belongs to the technical field of resource allocation optimization. In view of the problem that how to predict the medical resource carrying capacity in the population flow situation in the light of the current infectious disease transmission trend and the population flow between regions, the application carries out data cleaning and preprocessing by Python data crawling; the infectious disease evolution trend of each province in the research period is analyzed by using Arcgis software, a time sequence complex network based on a gravity model is constructed, and the infectious disease transmission is described; network density and clustering coefficient are used as global indexes to comprehensively evaluate the spatial topological structure of the infectious disease network and the evolution trend, and the 'key' region influencing the infectious disease transmission is obtained; then, a SEIQHDR patch model is used, and a Monte Carlo algorithm is combined to fit the daily new cumulative patient number and the inpatient number; and finally, a medical resource dynamic allocation model is used to analyze the relationship between the population flow and the medical resource situation between the 'key' regions, so that the resource allocation is optimized.