基于垂直射弹运动模型的计算计算对别人跳跃运动的自然感知
Takumi Yokosaka1, Yusuke Ujitoko1, Takahiro Kawabe1
1NTT Communication Science Laboratories , Kanagawa, Japan.
Proceedings. Biological sciences
|September 17, 2024
概括
人类对计算机生成的跳跃运动中的自然感知与重力有关. 当它们的轨迹与预测的射弹运动保持一致时,观察者的速率跳跃更为自然,即使有变化.
科学领域:
- 计算机图形 计算机图形
- 人与计算机的交互
- 感知心理学 感知心理学
背景情况:
- 在计算机图形中,角色运动的视觉自然性至关重要.
- 判断跳跃运动自然性的计算基础仍然不清楚.
- 现有的研究还没有完全阐明动态运动中自然感知背后的机制.
研究的目的:
- 调查人类判断跳跃运动自然性的基础上的计算机制.
- 为了测试假设,当跳跃轨迹与地球的基于重力的射弹运动保持一致时,人们就会感觉到自然.
- 量化跳跃轨迹偏差与感知自然度之间的关系.
主要方法:
- 人类参与者评估了以调节高度和持续时间的点光跳跃运动的自然性.
- 计算模型被开发用于使用弹子运动公式预测理论跳跃轨迹.
- 计算了理论和观察到的跳跃轨迹之间的错误,并与自然性评级进行了比较.
主要成果:
- 自然性评级与跳跃高度和持续时间的调制比率有显著差异.
- 即使跳跃高度和持续时间偏离了理论预测,也观察到高自然度评级.
- 观察和预测轨迹之间的错误模式与参与者的自然性评级密切相关.
结论:
- 人类观察者根据观察到的和预测的轨迹之间的差异来判断跳跃运动的自然性.
- 基于射弹运动原理的预测模型有效地捕捉到感知自然性的本质.
- 这一发现提供了一个计算框架,用于在计算机图形中生成更视觉自然的动画跳跃动作.
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