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相关概念视频

Three-Dimensional Force System01:30

Three-Dimensional Force System

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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...
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Virtual Work for a System of Connected Rigid Bodies01:06

Virtual Work for a System of Connected Rigid Bodies

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Virtual work is a powerful method used to solve problems involving several connected rigid bodies. When the system is in equilibrium, virtual work is zero. This allows the calculation of the resulting forces when a system undergoes a virtual displacement. When attempting to analyze such a system, first, use a free-body diagram, where an independent coordinate represents the configuration of the links, and mark its deflected position resulting from the positive virtual displacement.
Next,...
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Design Example: Resistive Touchscreen01:14

Design Example: Resistive Touchscreen

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A device engineer plays a crucial role in designing user interfaces for mobile devices. One such interface is the resistive touchscreen, which fundamentally consists of two metallic layers: a flexible upper layer and a rigid lower layer, separated by a narrow gap. The high resistance between these two layers is a key characteristic of this design.
When a user touches the screen, the two layers make contact at a specific point known as the touchpoint. This contact reduces the resistance between...
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Methods of Obtaining Topography01:25

Methods of Obtaining Topography

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Topography involves measuring and mapping land elevations, natural features, and artificial structures to create accurate representations of the terrain. Topographic surveying relies on traditional and modern methods, each with distinct advantages and limitations.Traditional Surveying Methods:Transit stadia surveys and plane table surveys were widely used traditional surveying methods. These techniques relied on instruments like theodolites and stadia rods for measuring distances and angles,...
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相关实验视频

Updated: May 5, 2026

Haptic/Graphic Rehabilitation: Integrating a Robot into a Virtual Environment Library and Applying it to Stroke Therapy
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Haptic/Graphic Rehabilitation: Integrating a Robot into a Virtual Environment Library and Applying it to Stroke Therapy

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面料拓的触觉代理用于交互式虚拟现实.

Zhiyang Hu1, Tianzhan Liang2, Yuchen Wu3

  • 1State Key Laboratory of Advanced Fiber Materials, College of Materials Science and Engineering, Donghua University, Shanghai 201620, China.

National science review
|February 20, 2026
PubMed
概括
此摘要是机器生成的。

一种基于织物的新型拓触觉代理 (FTHP) 提供了一个可编程,可重复使用的虚拟现实 (VR) 接口. 这项创新降低了成本,并通过动态重新配置到各种控制器形状来增强沉浸式触摸体验.

关键词:
触觉代理服务器智能织品 智能织品是什么拓结构的织物 拓结构的织物虚拟现实 虚拟现实 虚拟现实 虚拟现实

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Creating Virtual-hand and Virtual-face Illusions to Investigate Self-representation
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Creating Virtual-hand and Virtual-face Illusions to Investigate Self-representation

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Evaluating Flight Performance and Eye Movement Patterns Using Virtual Reality Flight Simulator
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相关实验视频

Last Updated: May 5, 2026

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Creating Virtual-hand and Virtual-face Illusions to Investigate Self-representation

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Evaluating Flight Performance and Eye Movement Patterns Using Virtual Reality Flight Simulator

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科学领域:

  • 机器人和人机交互的人机交互
  • 材料科学与工程 材料科学与工程

背景情况:

  • 传统的虚拟现实 (VR) 触觉代理是昂贵的,一次性使用,需要广泛的对象特定模型.
  • 这限制了沉浸式VR体验的可扩展性,可重复使用性和可访问性.

研究的目的:

  • 引入基于面料的拓触觉代理 (FTHP) 作为增强VR触觉的可编程和通用接口.
  • 通过一种新的材料和设计方法克服传统触觉代理的局限性.

主要方法:

  • 整合了源码灵感的拓约束与 triboelectric 传感器线,以创建一个可变形但结构稳定的接口.
  • 开发一种具有刚性和灵活细分的异质设计,以引导变形并产生明显的电信号.
  • 实现一个卷积神经网络 (CNN),用于分类交互信号和识别不同的动作.

主要成果:

  • 一个FTHP可以动态重新配置到多个功能状态,例如平面触摸板或各种3D控制器.
  • 该系统在3个交互模式的14个不同的动作中实现了92.4%的高识别精度.
  • 证明了FTHP能够绕过物理道具和虚拟资产之间严格的一对一映射的需求.

结论:

  • FTHP提供了一个可扩展,多功能和经济高效的平台,用于VR中的高保真触觉交互.
  • 这项技术推动了更具身临其境,更容易获得和更适应的虚拟现实系统的设计.
  • 基于织物的方法为传统的触觉代理方法提供了一个可持续的替代方案.