Automatic Technology, Telecommunication Technology |
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Fingertip tapping force analysis for mobile devices HCI |
YANG Wen zhen, ZHANG Hao, WU Xin li, SHAO Ming chao, JIN Zhong zheng |
Virtual Reality Laboratory, Zhejiang Sci-Tech University, Hangzhou 310018, China |
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Abstract Three type tapping forces (gentle tapping force, normal tapping force and heavy tapping force) and their corresponding tapping contact areas were measured and analyzed to explore the fingertip tapping forces interaction behaviors in order to realize the natural human-computer interaction (HCI) on the smart mobile devices by fingertip forces. Experimental results were as follows. 1) Thumb, index finger, middle finger, and ring finger have strong abilities to control their fingertip forces with gentle, normal, and heavy tapping actions, and more clearly. Every finger can act precise general tapping forces. 2) The gentle tapping force and the heavy tapping force can be definitely recognized by their tapping contact areas, although there is no exact full mapping correlations between the tapping forces and the tapping contact areas. 3) In some extents, three types tapping forces can be distinguished by their corresponding tapping contact areas.
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Published: 28 October 2016
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面向移动终端人机交互的指尖点击力
为了实现智能移动终端基于指尖力的自然人机交互,以指尖点击交互为研究对象,按3种指尖点击力(轻点击力、正常点击力和重点击力)开展实验研究,探究指尖点击交互时点击力和点击面积的内在机理,试图依据指尖点击面积区别出这3种点击力的交互行为.实验结果如下:1) 大拇指、食指、中指和无名指都能够施加有明显区分度的轻点击力、正常点击力和重点击力,特别是对轻点击力均有很好的控制能力;2) 点击力和点击面积之间不存在满映射关系,但是存在强相关性;3) 依据点击面积可以很好地区分出指尖的轻点击力和重点击力.
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