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A Motion Simulation Method for Animation Characters in Granular Media Environment

A particle medium, motion simulation technology, applied in animation production, instruments, biological neural network models, etc., can solve the problems of particle medium deformability, discontinuous generation of local interaction forces, non-uniform distribution, etc., to improve stability. Effect

Active Publication Date: 2020-06-09
XIAMEN UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The deformable and easy-sliding properties of granular media will lead to discontinuous generation and non-uniform distribution of local interaction forces, which poses a challenge to the stable and natural movement of animated characters
[0006] The data-driven method needs to build an additional collection experiment environment, and can only cover a limited type of granular media, and cannot directly migrate to the surface of granular media with different properties

Method used

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  • A Motion Simulation Method for Animation Characters in Granular Media Environment
  • A Motion Simulation Method for Animation Characters in Granular Media Environment
  • A Motion Simulation Method for Animation Characters in Granular Media Environment

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Embodiment Construction

[0024] The following embodiments will further illustrate the present invention in conjunction with the accompanying drawings.

[0025] A motion simulation method for animated characters in a granular medium environment: firstly, a set of neural-muscle-skeletal models of animated characters is established, especially a large-scale neural network model composed of a single neuron model, which is used to collect particles in subsequent steps Complex signal input on the surface of the medium. Secondly, the interaction model between the animated character and the granular medium is used to realize efficient collision detection and calculate the force of the granular medium on the animated character. Finally, the neural network model determines the adaptation parameters based on the motion posture of the animation character itself and the external force given by the granular medium, and completes the required motion simulation tasks.

[0026] The key implementation details are desc...

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Abstract

The invention provides a motion simulation method of an animation character under the granular medium environment, and relates to computer graphics. According to the motion simulation method of the animation character under the granular medium environment, the motion of natural vision, stable physics and controllable user of the animation character under the granular medium environment can be realized, the making efficiency of motion simulation of the animation character under the granular medium environment in the field of movies, animation and games can be greatly enhanced after industrialization, the algorithm is clear and the process is clear. An animation character motion simulation model based on nerve-muscle-bone is established; an animation character-granular medium interactive anddynamical model is established; and parameter optimization of an animation character control model based on the neural network model is completed and a large-scale motion control unit is introduced,the motion mechanism of real living things is further simulated and the stability of motion and the fault tolerance of the controller can be enhanced.

Description

technical field [0001] The invention relates to computer graphics, in particular to a method for motion simulation of animation characters in a granular medium environment. Background technique [0002] Animated characters are widely used in movies, games, virtual reality and other fields. In recent years, with the further development of related technologies, people have put forward higher requirements for the visual realism of animated characters. As one of the important attributes of the character, the motion of the animated character will directly affect the user's realistic experience. The motion generation methods of animated characters are mainly divided into two categories: data-driven and physics simulation. [0003] The data-driven method collects the motion data of real creatures (human or animal, etc.), and generates the motion of animated characters based on the obtained data. In the past 10 years, motion capture (Motion Capture) technology has been gradually ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G06T13/40G06N3/04
Inventor 郭诗辉林俊聪廖明宏
Owner XIAMEN UNIV
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