31 results about "Human Modelling" patented technology

The invention discloses a 3D virtual fitting method and system and a storage medium, and the method comprises the steps: receiving modeling data provided by a user, and carrying out the 3D human body modeling, and obtaining a 3D human body model; performing 3D clothing modeling according to the clothing picture data to obtain a clothing model; and rendering the clothing model and the 3D human body model, and displaying the fitting effect of the 3D human body model. According to the 3D virtual fitting method, a new technical path is created, 3D virtual fitting is achieved through 3D human body modeling and 3D clothes modeling, the fitting effect of a user is truly displayed, more direct reference is provided for the user to purchase clothes, and for offline stores, by installing a program corresponding to the 3D virtual fitting method in the embodiment, the tedious fitting process of the user can be saved, and clothes can be purchased more simply and efficiently.

The present invention discloses a method of estimating human pose comprising: modeling a human body as a tree structure; optimizing said tree structure through importance proposal probabilities and part priorities; performing foreground detection to create image region observation; and performing image segmentation to provide image edge observations.

The invention provides a three-dimensional human modeling method by using cartographical sketching, comprising the following steps of: 1. analyzing a sketch: decomposing a human sketch into a skeleton stroke set Ss, an outline stroke set Sp and a thread stroke set Sc; 2. extracting the model characters: extracting a human skeleton structure on a predefined human mesh model MH; 3. recovering the depth: identifying a thread determination result on the thread stroke set according to the skeleton structure and calculating the three-dimensional posture according to the human skeleton structure based on the two-dimensional human posture; and 4. reconstructing three dimension: deforming the section outline characteristics of four limbs and a trunk mesh model. By using the cartographical sketching to draw human front elevation skeleton and outline and directly generating the three-dimensional mesh model, the invention accords with the plane drawing habit of an animation role designer, simplifies the human modeling flow and greatly reduces the time for users to construct human models.

The invention discloses a simple and high-efficient three-dimensional human body reconstruction method based on a single Kinect. The three-dimensional human body reconstruction method comprises the following steps of 1) acquiring point cloud; 2) carrying out point cloud pretreatment; 3) carrying out local aligning; 4) carrying out global aligning; and 5) carrying out surface reconstruction. A user can easily realize three-dimensional human body modeling in a narrow space, such as a home room or an office room, and only a personal computer and a Kinect are needed. In order to make the human body modeling become rapid, accurate and convenient, the invention provides an effective whole body scanning data acquisition strategy. Through six angles, three frame scanning is performed for each angle so that the human body can be completely covered. Point cloud data processing captured by the Kinect includes two steps of the local aligning and the global aligning. The new three dimensional human body modeling method can be suitable for most of applications, such as digital measurement, a product design and on-line shopping.

The invention discloses a method for optimizing an aircraft assembly path based on human biological characteristics, and belongs to the technical field of aircraft assembly. The optimization method includes establishing an assembly model; constructing a virtual human body model; establishing a fuzzy comprehensive evaluation model based on a time task based on a fuzzy comprehensive evaluation algorithm; establishing a state balance equation according to the overall force of the assembly worker; Dynamics modeling of lower limbs of aircraft assembly workers; synthesis of various models to obtain an optimized assembly path. Based on aircraft digital assembly, the invention optimizes aircraft assembly path through virtual human body modeling to study worker's posture and human biological characteristics in the assembly process, so as to improve aircraft assembly efficiency and protect workers' health.

The invention discloses a finite element human body modeling method oriented to human body communications, belonging to the technical field of human body communications. The method comprises the following steps: (1) performing geometrical abstraction to every part of a human body according to the shape properties of every part of the human body; (2) defining an inner geometrical structure of everypart of the human body; (3) setting electromagnetic property parameters of stratum mediums in every part of the human body; (4) connecting every part of the human body to form a completed finite element model of human body. The finite element human body modeling method oriented to human body communications provided in the invention can form a finite element human body software model with the geometrical property and electromagnetic property which are similar to an authentic human body, and the finite element human body software model has significance to the study and application of the humanbody communication technology.

The invention discloses a method for improving virtual human modeling accuracy in 3D clothing fitting software. The method includes 1, selecting 11 figure modeling parameters affecting surface greatly to serve as BP neural network output parameters; 2, figuring out 36 figure feature parameters to serve as BP neural network input parameters; 3, establishing an initial model of a BP network in Matlab environment, acquiring an optimal network structure by means of network training, and establishing a nonlinear mapping relationship of the figure feature parameters and figure adjusting parameters; 4, analyzing the encoding manner of human parameter modeling interface files in the 3D clothing fitting software, and generating a customized virtual human based on a customized figure and human size. The method has the advantages that the personalized and customized human modeling requirements for clothing fitting evaluation can be met, efficient personalized human body generation from the figure feature parameters can be implemented, and the method can be widely applied to clothing customization platforms.

The invention discloses an unmanned aerial vehicle for three-dimensional modeling of a human body and an application thereof, and relates to the field of modeling of an unmanned aerial vehicle. The device includes a main body. The camera device is arranged on the main body. The camera control device controls the camera device to take pictures. The signal receiving device is connected with the camera control device. The control device controls the flight of the drone. and a distance measuring device that measures the distance between the drone and the human body to be modeled. The invention also discloses a three-dimensional human body modeling system for an unmanned aerial vehicle and a modeling method using the system. The system includes an unmanned aerial vehicle, a signal transmitting device connected with a signal receiving device, and a circular motion track, and the circular motion track includes several camera points evenly distributed along the circumference. The UAV in the present invention has strong mobility when modeling the human body and is not limited by the working environment, while the modeling method using the system in the present invention can model static or dynamic human bodies from multiple angles and in all directions.

The present invention provides a method and system for dimension measurement of human body modeling, the method comprising: acquiring a target human body image, and extracting the body surface contour of the target human body image; establishing a human body three-dimensional model according to the body surface contour; according to the The three-dimensional model of the human body and the actual height of the target person are calculated to obtain the human body dimension data of the target person. The invention solves the problems of insufficient convenience and high cost in existing human body modeling, can improve the convenience of human body modeling, and improve the accuracy of human body dimension measurement.

The invention discloses a method for dynamically simulating a human body and clothing in a computer. The simulation effect of different materials is achieved by setting key steps in physical simulation. The method includes the main steps of modeling the human body, processing a human body model and a clothing model, calculating clothing simulation by using mechanics knowledge, correcting after integration, impact detecting and responding. Based on a traditional mass point spring model, a large bending spring is provided to generate a wrinkle effect, corresponding spring parameters are set according to properties of the different materials, a comprehensive correction strategy is adopted in mass point clothing, and a perfect impact response scheme is provided to take characteristics of all the materials into account. Traditional clothing materials are distinguished through a great deal of parameter measurement and geometric methods, the defects that a traditional method is low in efficiency or poor in flexibility are overcome, and the different materials can be dynamically simulated.

The present invention provides a 3D shaping buttock pad design method oriented to personalization and customization. Firstly, the 3D point cloud data of the whole body of the human body is collected and preprocessed; Preliminary construction, and then design the structural line on the body-fitting layer and shaping layer; finally, compound the body-fitting layer and shaping layer, and set the body-fitting layer inside the shaping layer to obtain a personalized 3D shaping buttock pad. Based on reverse engineering and parametric human body modeling technology, the present invention carries out the 3D design of the shaping buttock pad through hybrid modeling, and uses 3D virtual reality and virtual try-on technology to carry out the fitting and shaping effect of the 3D shaping buttock pad Comprehensive evaluation, the design process has a strong visual sense, and the design results are highly reliable, which is conducive to the collaborative innovation design of buttock pads to meet the personalized and diversified needs of consumers, and is economical and convenient, which is conducive to shortening the design and development cycle . At the same time, this method can also be used in the development of the buttock pad mold.