在虚拟现实中探索和建模方向效应对虚拟现实中方向行为的影响
IEEE transactions on visualization and computer graphics
|September 10, 2024
概括
本研究介绍了Sθ模型,用于预测用户在虚拟现实 (VR) 中的方向盘行为. 该模型准确地预测了运动时间和速度,改进了VR环境的原始方向规律.
科学领域:
- 人与计算机的交互
- 虚拟现实 虚拟现实 虚拟现实
- 可用性工程可用性工程
背景情况:
- 在虚拟现实 (VR) 中,引导任务对于诸如菜单调整和对象操纵等交互至关重要.
- 之前的研究探讨了2D环境 (平板电脑,个人电脑) 中对用户行为的定向影响,但不是沉浸式VR.
- 虚拟现实中的裸体交互为指导行为带来了独特的挑战和机会.
研究的目的:
- 调查和建模VR转向任务中对用户行为的定向影响.
- 开发一个用于虚拟环境 (VE) 中指导性能的预测模型,专注于裸体交互.
- 通过明智的设计建议,提高VR中的用户体验和交互效率.
主要方法:
- 进行了两项用户研究,以收集行为数据,包括运动时间,速度,成功率和重新进入时间.
- 根据第一项研究中观察到的定向效应开发了Sθ模型.
- 经验评估和验证了Sθ模型,使用来自这两项研究的数据,包括设备和转向方向的变化.
主要成果:
- 该Sθ模型显示了运动时间和速度的高预测准确性 (r2 > 0.95).
- 与原来的方向规律相比,预测准确度得到了超过15%的改善.
- 在VR中,模型的最佳性能在不同的设备和方向方向上是一致的.
结论:
- 在VR中,Sθ模型有效地捕捉并预测方向性影响对转向行为的影响.
- 拟议的模型为VR转向任务提供了比现有模型更好的预测能力.
- 结果提供了可操作的设计建议,以优化虚拟现实系统中的方向盘交互和用户体验.
相关概念视频
Three-Dimensional Force System:Problem Solving
656
A three-dimensional force system refers to a scenario in which three forces act simultaneously in three different directions. This type of problem is commonly encountered in physics and engineering, where it is necessary to calculate the resultant force on the system, which can then be used to predict or analyze the behavior of the object or structure under consideration.
To solve a three-dimensional force system, first resolve each force into its respective scalar components. Do this using...
To solve a three-dimensional force system, first resolve each force into its respective scalar components. Do this using...
656
Controller Configurations
89
Controller configurations are crucial in a car's cruise control system because they manage speed over time to maintain a consistent pace regardless of road conditions, thereby meeting design goals. In traditional control systems, fixed-configuration design involves predetermined controller placement. System performance modifications are known as compensation.
Control-system compensation involves various configurations, most commonly series or cascade compensation, in which the controller...
Control-system compensation involves various configurations, most commonly series or cascade compensation, in which the controller...
89
Three-Dimensional Force System
2.0K
In mechanical engineering, a three-dimensional force system is a system of forces acting in three dimensions, with forces applied along the x, y, and z coordinate axes. The three-dimensional force system is an important concept in mechanical engineering, as it allows engineers to understand and analyze the behavior of objects and structures in three dimensions. By understanding the forces acting on a system, engineers can design more efficient and effective mechanical systems that can withstand...
2.0K
Rolling Resistance: Problem Solving
305
Rolling resistance, also known as rolling friction, is the force that resists the motion of a rolling object, such as a wheel, tire, or ball, when it moves over a surface. It is caused by the deformation of the object and the surface in contact with each other, as well as other factors like internal friction, hysteresis, and energy losses within the materials. Rolling resistance opposes the object's motion, requiring additional energy to overcome it and maintain movement. In practical...
305


