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Human make behavior by perception, modeling believable perception for a virtual agent is a meaningful topic in computer games. A model of adaptive perception of a virtual agent with emotion is proposed based on Q-learning method; the formulas of emotion value are presented. A demo system is realized on PC; an agent with the model can dynamically control the range of the perception according to virtual...
Simulation of a believable virtual crowd is a very interesting topic; there is little research on an individual's variation in a crowd. Based on the Herlbing model, personality parameters of agents are introduced, “personality force component” is proposed to the leaders and the right preferences, a modified herlbing model is presented, the demo system shows that individuals behave according to their...
With the coming of information age and the extensive application of virtual reality technology, there is a growing concern to e-learning. In the field of virtual reality technology, 3D e-learning for children is becoming a hot topic. In recent years, traffic accidents occur frequently in China, causing a large number of casualties and property losses. Because of children's special characteristics,...
The application of motivation psychology on crowd simulation is an interesting topic. Agents in a crowd should have motivations and behaviours, and make decisions in a certain virtual environment by themselves. A formalization of motivation is presented by fuzzy mathematical methods and a computational motivation model for agents is set up. An agent's local motion within a group is based on Helbing's...
A model for studying the impacts caused by emotions of individual agents in a crowd is presented, the model is based on the crowd model proposed by helbing, every agent can have emotion and motivation attributes, the behaviors of different agents are set up by a function with individual parameters. The method of an individual's joining a crowd is proposed, and reactive mechanism between crowds is...
In this article, a new interactive information transmission model of learning based on Visual Simulation System for digital campus is created and researched. Fundamental conception and technological features of digital campus as well as the general framework of its visualization subsystem are introduced. A practical case of visual campus simulation system of Guangxi University of Technology is described...
In order to enhance the educational function of children traffic safety education software, a task-independent, 3D animated virtual tutor has been developed in editable virtual traffic environment. The details of system structure and virtual tutorpsilas modules are described to illustrate how the problem was solved and how the expandable capability was installed. Based on the models, real traffic...
Modeling intelligent virtual agent is a new research field that integrates artificial life and computer animation together. A believable virtual agent should have personality, motivation, and emotion. Personality is an important characteristic for a virtual agent, the relative researches on intelligent agents are summarized, and the formal definitions for personality and emotions are presented in...
Virtual characters are important components in modern computer games; intelligent virtual character is a new research field that integrates artificial life and computer animation together. A believable virtual character should not merely have behavior, emotion, but abundant personality even more. Personality is an important characteristic for virtual character, the current researches on computer personality...
If two 3d models are similar, they look similar from all angles of view. In this paper, a method for 3d polygon model retrieval based on multiple characteristic views is proposed. First, a model called NCM (New Canonical Model) is obtained by preprocess to an original model, and the range images under 21 different angles of view based on NCM are obtained. Secondly, the features of 3d model called...
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