134 results about "3d design" patented technology

In various embodiments, a computer-implemented method for generating prompt inputs that describe design modifications includes receiving a first prompt input that indicates a first modification to a three-dimensional (3D) design, determining a first context input based on one or more attributes of the 3D design, and causing a first generative machine learning (ML) model to generate a second prompt input based on the first prompt input and the first context input, where the second prompt input indicates a second modification to the 3D design.

The invention relates to the technical field of building data collaborative operation, in particular to a BIM-based two-dimensional and three-dimensional collaborative design method and device, a medium and a product, and the method comprises the steps that a BIM-technology-based multi-dimensional building data model is acquired, and the multi-dimensional building data model is used for storing building data corresponding to a two-dimensional drawing and a three-dimensional model at the same time; then, data association is carried out based on a two-dimensional drawing and a three-dimensional model stored in the multi-dimensional building data model, and a two-dimensional and three-dimensional association relationship is obtained; and finally, a collaborative updating mechanism is set based on the two-dimensional and three-dimensional incidence relation and the multi-dimensional building data model, and a two-dimensional and three-dimensional collaborative updating platform is obtained. The two-dimensional and three-dimensional collaborative updating platform provides a two-dimensional design environment and a three-dimensional design environment for designers, meanwhile, a collaborative updating mechanism is arranged to ensure synchronous updating of building data in the two-dimensional design environment and the three-dimensional design environment, building data errors are reduced, and design precision is improved.

The invention discloses a physical perception-based generative three-dimensional reverse design method and system, which realize efficient exploration and optimization in a three-dimensional design space by constructing a unified physical-geometric potential representation and combining a two-stage optimization strategy. According to the method, shape and physical field data combined training is utilized to obtain potential representation, so that a geometric structure and physical constraints are compactly represented; on the basis, two stages of physical perception optimization are adopted: in the first stage, global exploration is performed in a potential manifold through a gradient-guided diffusion model, and an initial grid is generated; and in the second stage, the initial grid is locally optimized by utilizing target-driven topology maintenance optimization, so that the initial grid gradually approaches the target performance requirement. According to the method, the high-fidelity three-dimensional geometric design can be directly generated, the target performance and the result diversity of the design are remarkably improved, the method can be widely applied to aerospace, energy equipment and complex engineering structure design, and a new technical approach is provided for efficient implementation of the three-dimensional intelligent design.

An adaptive geometric modeling method for assembled thin-walled component structures oriented to integration of modeling, analysis and optimization, includes firstly, using a multi-level NURBS-based free-form deformation (MNFFD) technique to realize accurate geometric modeling of an assembled thin-walled component structure; secondly, establishing a modeling-analysis unified model suitable for isogeometric analysis of the assembled thin-walled component structure based on an MNFFD method; finally, establishing a modeling-analysis-design unified model suitable for collaborative design of a shape and a stiffened layout of the assembled thin-walled component structure based on the MNFFD method. The present invention fundamentally solves the modeling robustness problem of gaps and overlaps between thin-walled components due to the lack of accurate topological consistency in traditional modeling methods, provides a new tool for optimization design of engineering thin-walled structures. MNFFD is used, so that the geometric dimension reduction transformation from 3D design domain to 2D design domain can be realized.

The present invention relates to a method for repopulating a 3D design. The method for compressing a 3D model is also described. A system for performing the methods is also provided.The method for repopulating a digital design of a building is provided comprises exporting one or more model files from a first project, importing the exported one or more files into a second project, and uploading one or more object files to the second project, wherein the one or more object files are matched to the exported one or more object files.The method for compressing a 3D model comprises determining a decimation range for a number of objects, and removing polygons for the objects based on the decimation range.

The invention discloses a jewelry 3D model design method and system. The method comprises the steps of obtaining historical jewelry design full-modal data; carrying out multi-dimensional feature extraction and association labeling on the full-modal data by utilizing computer vision and natural language processing technologies so as to construct a three-dimensional feature matrix; according to the three-dimensional feature matrix, constructing a cross-modal association database through cross-modal structured labeling; generating a multi-modal aesthetic feature database through a multi-task deep learning model by using the cross-modal association database; training a multi-task AI aesthetics evaluation model fusing geometry, styles and user preferences by using the multi-modal aesthetics feature database; and obtaining jewelry 3D design data through the graphical interface, and performing quantitative evaluation of 3D design by using the multi-task AI evaluation model to generate a design evaluation result. Through the design method provided by the invention, the objectivity of jewelry 3D model design evaluation can be improved, so that the design efficiency and the design quality are improved.

The invention provides a three-dimensional scene file processing method and device and electronic equipment, and aims to solve the technical problems that model information is single, a scene rendering effect cannot be reserved, modification and maintenance are tedious and the like in a processing method for directly importing all 3D scene files (generally FBX format files) constructed by 3D design software into a UE5 unreal engine. According to the application, after each 3D scene file constructed for the developed application is obtained, scene elements which cannot be recognized by a UE5 unreal engine are converted into rendering elements supported by a target renderer, and then each required scene element is selected to be processed into a target scene file in a target file format which can be recognized by the UE5 unreal engine to be exported; the method is used for inputting a UE5 unreal engine to reliably obtain corresponding scene resources, the information retention rate of 3D scene conversion and the scene rendering effect conversion rate are greatly improved, and the image quality of an application scene output by subsequent service execution is ensured.

The present invention relates to the field of tunnels and underground engineering, and particularly to a three-dimensional design method and system for the overall layout of a water conveyance system of a pumped storage power station. The method includes the following steps: initially determining the economic pipe diameter; constructing a three-dimensional model of the water inlet and outlet and arranging them in a plane; initially selecting the positions of the main buildings and the parameters of the key parts in the horizontal and longitudinal views, establishing the two-dimensional and three-dimensional linkage relationship of the horizontal and longitudinal sections, and constructing a three-dimensional model of the water conveyance line; calculating the TW value of the surge chamber of the hydropower station, calculating the head loss under the power generation condition and the head loss under the pumping condition; constructing a three-dimensional model of the gate shaft and establishing the two-dimensional and three-dimensional linkage relationship with the horizontal and longitudinal sections; constructing a three-dimensional model of the tail gate chamber and establishing the two-dimensional and three-dimensional linkage relationship with the horizontal and longitudinal sections; obtaining the lining parameters and constructing a three-dimensional model of the lining; calculating the engineering quantity. The present invention can realize the three-dimensional forward design of the overall layout of the water conveyance system of the pumped storage power station and the rapid generation of the three-dimensional models of its main buildings, improving the design quality and efficiency.

To reduce mobile work of a worker by remote measurement, to automatically calculate and record a deformation position and a deformation area.SOLUTION: A deformation information automatic recording system of a concrete structure comprises: position information data input means for inputting a 3D mesh model (3DM model) generated from point cloud data of 3D position information data of a concrete structure including a deformed area acquired by remote measurement; deformed area recognition means for rendering the input 3DM model onto a 2D image, and recognizing the deformed area on the 2D image after area division by performing area division on the 2D image; 3D meshing means for adding the deformed area on the recognized 2D image to a 3D mesh to create a 3DM model with area division; deformed area alignment means for selecting multiple corresponding points between a position of the created 3DM model and a position of a 3D design model of the concrete structure corresponding to a pre-stored 3DM model, and aligning them so as to minimize error; deformed area extraction means; and deformed area recording means.SELECTED DRAWING: Figure 1

The invention provides a flood discharge tunnel parameterization design system, and relates to the technical field of hydroelectric and hydraulic engineering intelligent design, and the system comprises a management module which is used for transferring all modules of the flood discharge tunnel parameterization design system; the modeling module is internally provided with a flood discharge tunnel parametric modeling library and is used for automatically establishing a flood discharge tunnel three-dimensional model; the parameter module is used for managing parameters related to the design of the flood discharge tunnel; the display module is used for observing the design of the spillway tunnel by a designer; and the design scheme generation and management module is used for extracting the three-dimensional model information of the flood discharge tunnel, calculating and outputting the engineering amount, outputting a corresponding engineering drawing based on the three-dimensional model information of the flood discharge tunnel, and storing the design scheme. According to the method, the spillway tunnel axis and the terrain surface model are only used as input elements, other operations are driven through parameters to update the three-dimensional model, high matching of three-dimensional design and a traditional design process is achieved, and a mode with skeleton driving as a core in traditional modeling is replaced.

To improve welding accuracy in a welding apparatus, a welding method, and a welding program.SOLUTION: This welding apparatus for an object to be welded, which is formed by connecting a first member, a second member, and a third member so as to be orthogonal, comprises: a welding robot; and a control device that controls the welding robot. The control device calculates first three-dimensional measurement data containing the position of a first direction in the first member and the inclination of a second direction orthogonal to the first direction, calculates second three-dimensional measurement data containing the position of the second direction in the first member, calculates third three-dimensional measurement data containing the position of a third direction orthogonal to the first and second directions in the second member and the inclination of the second direction, defines three-dimensional coordinates of the object to be welded with respect to a reference point in the welding robot on the basis of three-dimensional design data of the object and the first, second and third three-dimensional measurement data, and controls the welding robot on the basis of the three-dimensional coordinates of the object to be welded to perform weld.SELECTED DRAWING: Figure 3

The invention discloses a method and a system for rapidly analyzing an over-break and under-break condition of an underground tunnel group, relates to the technical field of pumped storage power station engineering measurement, and solves the problems of low model construction efficiency and poor model construction precision of the existing three-dimensional laser scanning technology in construction of a tunnel model. According to the scheme, the method comprises the steps of obtaining three-dimensional point cloud data in a tunnel; preprocessing the three-dimensional point cloud data to obtain tunnel three-dimensional point cloud data; carrying out partition down-sampling processing based on density characteristics and curvature characteristics based on the tunnel three-dimensional point cloud data, and carrying out tunnel three-dimensional reconstruction; constructing a tunnel three-dimensional design model based on the design parameters on the design drawing; aligning the three-dimensional reconstruction model of the tunnel with the three-dimensional design model of the tunnel, and identifying and marking an over-excavation and under-excavation area; on the basis of the aligned tunnel three-dimensional reconstruction model and tunnel three-dimensional design model, extracting feature points of the to-be-measured section, and calculating an over-break value of the to-be-measured section on the basis of the feature points; and the model construction precision and efficiency are improved.

The invention relates to the field of three-dimensional technology, in particular to a two-dimensional and three-dimensional synchronous delivery method and system based on three-dimensional design. The method comprises the steps of obtaining a formal scheme file according to project initial data and a design task book; establishing a preliminary three-dimensional model based on the formal scheme file, including establishing a project target height and an axis net, and establishing wall, door and window and roof project elements in combination with a parameterized design technology; the method comprises the steps that a preliminary three-dimensional model is utilized to preliminarily design a two-dimensional and three-dimensional delivery model, a construction drawing three-dimensional model is established according to the preliminarily designed two-dimensional and three-dimensional delivery model, a final two-dimensional and three-dimensional delivery model is established based on the construction drawing three-dimensional model, and three-dimensional model extension is conducted according to the final two-dimensional and three-dimensional delivery model. According to the method, the BIM collaboration platform and the block chain technology are combined, various information of the building can be obtained in real time in the digital management and operation and maintenance process, and an accurate basis is provided for decision making.

In various embodiments, a computer-implemented method for generating prompt inputs that describe design modifications includes receiving a first prompt input that indicates a first modification to a three-dimensional (3D) design, determining a first context input based on one or more attributes of the 3D design, and causing a first generative machine learning (ML) model to generate a second prompt input based on the first prompt input and the first context input, where the second prompt input indicates a second modification to the 3D design.

The application discloses a kind of jewelry 3D model design method and system, comprising: obtaining historical jewelry design full modal data;Multi-dimensional feature extraction and association labeling are carried out to the full modal data using computer vision, natural language processing technology, to construct three-dimensional feature matrix;According to the three-dimensional feature matrix, through cross-modal structured labeling, to construct cross-modal association database;Using cross-modal association database, through multi-task deep learning model, generate multi-modal aesthetic feature database;Using multi-modal aesthetic feature database, train multi-task AI aesthetic evaluation model that fuses geometry, style, user preference;Through graphical interface, jewelry 3D design data is obtained, and using multi-task AI evaluation model, the quantitative evaluation of 3D design is carried out, to generate design evaluation result.Through the design method provided by the application, the objectivity of jewelry 3D model design evaluation can be improved, so as to improve the design efficiency and design quality.

The invention provides an artificial intelligence-based industrial design method and system, and the method comprises the steps: obtaining an open-source artificial intelligence large model, building a dialogue function with the artificial intelligence large model, carrying out the recording of a 3D design code for each part of a 3D model of an existing product based on 3D design software, building a 3D design code library, and carrying out the verification of the 3D design code library. The 3D design code library serves as a third-party database to be added to an existing database of the artificial intelligence large model, the product design requirement of a user is obtained based on the dialogue function, the artificial intelligence large model automatically generates a 3D design code of the product according to the product design requirement, and the 3D design software automatically generates a 3D model of the product according to the 3D design code; according to the method, the design code of the required product is automatically generated by combining the 3D design code of the existing product 3D model to optimize the database of the artificial intelligence large model, so that the 3D model of the required product is automatically generated, intelligent aided design is realized, the design work is simplified, and the design result is optimized.

The invention relates to a cloud clothing 3D design method, system and device supporting multi-person online collaboration, and belongs to the technical field of clothing design, and the method comprises the steps: receiving a packaging event sent by a role client, extracting a modified parameter and a target element in the packaging event, and storing the modified parameter and the target element in the role client; the packaging event is formed by performing structured packaging on captured user role operation information by the role client; loading design rules related to the modified parameters from a constraint library, and verifying whether the modified parameters meet all constraint conditions or not; if not, generating a correction suggestion; if yes, the packaging event serves as a new node to be added into the constructed intention directed acyclic graph, whether target elements of all nodes in the graph conflict or not is analyzed, and attributes of the nodes comprise an operation ID, a user role, the target elements and an intention context; and determining a risk level according to an analysis result, and executing a corresponding conflict resolution strategy according to the risk level. The method has the beneficial effect of improving the design quality and the cooperation efficiency.

This invention proposes a tunnel segment layout method based on Revit and Dynamo. First, a family of ring-shaped segments is created in Revit based on the tunnel design drawings, and the positioning plane is determined using adaptive points. Next, the 3D tunnel design route in CAD format is imported as a layout reference. In Dynamo, the 3D design route is imported and its geometric information is extracted. Then, the number of rings and spacing points of the segments are calculated using nodes. The positioning center and rotation angle of the segments are determined using nodes. Finally, the segments are automatically generated and laid out, the Dynamo script is run for layout, and the final effect is checked for necessary optimization. This invention improves layout accuracy and construction efficiency. Automatic calculation and adjustment of the segment positions, spacing, and angles ensure precise matching of the segments with the design path, reducing construction errors.

The present invention discloses a BIM-based three-dimensional design method for tunnel portal side slopes, comprising the following steps: creating a slope cross-section template database; creating tunnel side slope and back slope path baselines; creating cross-sections of key points of the side slope and back slope; creating intermediate cross-sections of the side slope and back slope, creating spatial surfaces representing the side slope and back slope bodies; creating intersection lines between the slope spatial surfaces and the terrain surface, and using the intersection lines to cut the terrain surface. The present invention implements BIM-based three-dimensional design of tunnel portal side slopes by constructing slope cross-section templates and side slope path baselines, instantiating slope cross sections on the path baselines, interactively computing each cross section with the three-dimensional terrain to form spatial broken line segments, constructing triangulated networks between adjacent slope cross-section broken line segments to form slope spatial surfaces, and finally completing the side slope BIM design through terrain cutting, significantly improving the intelligent level of tunnel engineering design and having significant promotion and application value.

A 3D printing system provides digital rights management protecting proprietary source code defining 3-D object data usable to print 3-D objects from uncompensated printing, and includes a central server, 3D printers, and corresponding single board computers (SBCs) each coupled to a respective printer. The central server stores the proprietary source code, permits displaying of an inventory of designs in an online store, and permits a user to securely purchase use of the source code to print one or more copies of a desired 3D object. The central server communicates across a network to incrementally stream the digital file containing the proprietary source code defining the desired 3D object to an SBC, and selectively controls each SBC / printer, to cause deletion of each incrementally streamed plurality of slices when the purchased use is completed. The SBC notifies the central server when the purchased use is completed.

1. Name of the product in this design: Rotating Egg Cart. 2. Purpose of this design: For placing eggs. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the key design points: Design 1 3D view. 5. Design 1 is designated as the basic design. 6. Other situations requiring explanation: Component A in the 3D design drawing 2 is made of transparent material.

The invention relates to the technical field of three-dimensional models, in particular to a two-dimensional design assisted three-dimensional design drawing method and system. The method comprises the steps of performing three-dimensional model design based on a BIM client; performing two-dimensional drawing conversion on the designed three-dimensional model; exporting the converted two-dimensional DWG format drawing, and storing the two-dimensional DWG format drawing in a drawing area folder under a specified design area; the related drawing is modified based on a two-dimensional port of the CAD client; and updating the modification of the two-dimensional drawing into the three-dimensional model by utilizing two-dimensional and three-dimensional interlinking of the CAD client. The two-dimensional design further makes up the defect of low modification efficiency of the three-dimensional design model in the aspects of design drawing change and modification and refinement and improvement, the tedious operation of repeatedly exporting the drawing in the three-dimensional design is avoided, and the design time cost is greatly reduced.

The ParamBlade system provides a highly customizable and user-friendly graphical user interface (GUI) for the 3D design of wind turbine blades. It enables users to generate blade models by using a wide range of aerodynamic profiles (including unconventional profiles) and adjustable parameters. This tool offers a unique flexibility for research and development, both in academic and industrial fields, by allowing rapid design iterations depending on aerodynamic performance needs. The ParamBlade GUI allows users with little programming experience to create sophisticated blade designs (open source code), supporting a range of commercial and aerodynamic research applications.

The application relates to a kind of based on CATIA V6's binding bridge three-dimensional design method, and its steps are as follows: initially according to the decomposition of design information to construct different skeleton models;In the skeleton model, respectively through geometric shape, attribute field, interface feature and local coordinate system feature, skeleton design is carried out;Based on the skeleton model, different specific designs are carried out to generate different types of models;Based on the different types of models, special design activities are carried out respectively, and verification results are obtained, the information in the skeleton design is adjusted according to the feedback of verification to carry out design iteration;According to the change requirement, the skeleton design is adjusted, and the design information is adaptively changed;After the verification of each design activity is passed, and there is no new design change requirement, the design is completed;Based on the data after the design is completed, the variant design of new design object is carried out.The design method of the application realizes parallel design based on overall layout, and improves design efficiency.

The invention discloses an aircraft complete machine data encapsulation method based on a three-dimensional design model, and the method comprises the following steps: obtaining an original three-dimensional design model set of an aircraft complete machine, and converting the original three-dimensional design model set into a to-be-encapsulated lightweight three-dimensional design model set; original engineering data and original manufacturing data of the whole aircraft are obtained, and a plurality of engineering data sets are constructed based on classification of the original engineering data; performing matching operation on different types of manufacturing data items included in the plurality of manufacturing data sets, and establishing a matching relationship; aggregating all manufacturing data items included in the plurality of manufacturing data sets into each three-dimensional design model item based on the matching relationship; and generating complete machine encapsulation data of the complete machine of the aircraft. According to the method, the real object state information of the whole aircraft product can be expressed in a single dimension.

Certain aspects provide a method for creating a discrete set of variants of a customizable wearable object, comprising: receiving a baseline 3D design file for a baseline 3D customizable wearable object; obtaining a fitting population comprising a set of 3D anatomy models representing potential wearers of the customizable wearable object; generating a plurality of modified 3D customizable wearable objects based on fitting the baseline 3D customizable wearable object to each 3D anatomy model of the set of 3D anatomy models; selecting one or more of the plurality of modified 3D customizable wearable objects as the discrete set of variants of the customizable wearable object; and generating a set of 3D design files corresponding to the discrete set of variants of the customizable wearable object.

To provide a system for enabling a user to easily perform 3D printing through an instruction by voice, and to easily prepare a product close to an ideal product without making it necessary to provide any expertise or technique.SOLUTION: A voice input unit that receives a voice instruction, a voice recognition unit that converts the voice instruction into text data, a natural language processing unit that analyzes the text data to understand the user's intention, a response generation unit that generates an additional question for the user based on the analysis result, a response reception unit that presents the generated question to the user and receives a response thereto, a design generation unit that generates a 3D design drawing based on the response of the user, and a display control unit that displays the 3D design drawing on the display unit; A system includes a design confirming means for obtaining a confirmation, a date converting means for converting a confirmed design to a date for a 3D printer, and a print control means for transmitting the date for the 3D printer to the 3D printer and starting printing.SELECTED DRAWING: Figure 1

The invention relates to the technical field of anorectal physiological geometric measurement, and discloses an anorectal abnormal physiological geometric feature recognition system and method, and the system comprises an anorectal physiological geometric feature measurement module, an anorectal physiological geometric feature classification module, and an anorectal physiological geometric feature output module. According to the three-dimensional model information of the anorectal lesion, real-time accurate measurement of the space volume of the anorectal lesion is carried out by combining a measurement tool in three-dimensional design software, digital dynamic measurement of spatial characteristics of anorectal diseases is realized, and the accuracy and efficiency of anorectal disease diagnosis are improved; the maximum thickness parameter of the anorectal focus is accurately measured based on numerical analysis, and efficient and intelligent monitoring of the geometric dimension characteristics of the anorectal focus is achieved; according to the three-dimensional model information of the anorectal focus, the intelligent search algorithm and the standard three-dimensional model information of the anorectal focus with different shape types stored based on big data are combined to intelligently identify and output the spatial shape type of the anorectal focus.

1. Name of the product in this design: Packaging Bottle (Gurantang Classic Keratin Hair Oil). 2. Purpose of this design: For packaging goods. 3. The key design features of this product are the combination of shape and pattern. 4. The image or photograph that best illustrates the key design points: Design 1 3D view. 5. Design 1 is designated as the basic design. 6. Other situations requiring explanation: In the 3D diagram of Design 1, area A is a transparent area made of glass. In the 3D design, area B is a transparent area made of glass.