Interaction Design of Web-3D Based VR on Internet

The ways to get relevant user role through user modeling was discussed to guide the development of relevant model in network VR system,with the example of Web-3D based VR on Internet.The ways to set up user profiles were discussed for better realistic engagement and control in Web-3D based VR on Internet.They are system construction design through users' goal orientated research,and user model by defining principle user roles and typical behaviors.