The traffic congestion has become an urgent problem to be solved,which appears in the domestic and foreign large and medium-sized cities.Intelligent transportation is one of the important applications of ubiquitous co...The traffic congestion has become an urgent problem to be solved,which appears in the domestic and foreign large and medium-sized cities.Intelligent transportation is one of the important applications of ubiquitous computing.And it＇s an important way to ease the traffic congestion of the city.Intelligent navigation system is an important embodiment of intelligent transportation.So far,there have been many kinds of traditional vehicle navigation systems.But when they are in use,drivers will pay extra attention to get the path information through the visual and auditory cues.It＇s dangerous for drivers when they drive.At the same time,with the development of science and technology,mobile navigation system has been widely used.The mobile navigation system is a comprehensive system which relates to the field of mobile communication and GPS.The objective of this paper is to develop a smart phone and interaction navigation system based on the feedback of vibration and micro programmed control unit（MCU）control system.When drivers are in the driving process,the new navigation system can avoid the same sense of multiple tasks,which makes each sensory focus on only one independent task.Through the analysis,the system is demonstrated to improve the driving safety.展开更多
文字输入是虚拟现实(VR)环境中最常见的交互行为,目前主流的文字输入是通过激光瞄准的方式实现的,然而,现有方法存在诸多弊端,例如效率低、抖动大、扣动扳机容易误触发等,并不能满足VR环境下频繁输入词语的需求。因此,本文提出一种VR环...文字输入是虚拟现实(VR)环境中最常见的交互行为,目前主流的文字输入是通过激光瞄准的方式实现的,然而,现有方法存在诸多弊端,例如效率低、抖动大、扣动扳机容易误触发等,并不能满足VR环境下频繁输入词语的需求。因此,本文提出一种VR环境新型文字输入方式。首先,对键盘进行分区,使用手柄选择字符所在区域,辅以单词消歧算法,实现以单词为单位进行文本输入;其次,对使用者的点击坐标进行聚类分析,做一键多词处理;最后,设计出3种符合用户习惯的键盘布局,并确定出最优的布局。实验结果表明:利用该文本输入方式的最优布局速度高达13.44 WPM(Words per minute),准确率高达92.26%,相比于其他输入方式有较大提高。展开更多
基金Supported by the National High Technology Research and Development Program of China(863 Program)(2013AA013704)the National Youth Natural Science Foundation of China(61300145,61332017)+2 种基金the Postdoctoral Science Foundation of China(2014M561294)the Science and Technology Development Program Funded Projects of Jilin Province(20150520065JH)the National Key Technology Support Program(2015BAK04B00)
文摘The traffic congestion has become an urgent problem to be solved,which appears in the domestic and foreign large and medium-sized cities.Intelligent transportation is one of the important applications of ubiquitous computing.And it＇s an important way to ease the traffic congestion of the city.Intelligent navigation system is an important embodiment of intelligent transportation.So far,there have been many kinds of traditional vehicle navigation systems.But when they are in use,drivers will pay extra attention to get the path information through the visual and auditory cues.It＇s dangerous for drivers when they drive.At the same time,with the development of science and technology,mobile navigation system has been widely used.The mobile navigation system is a comprehensive system which relates to the field of mobile communication and GPS.The objective of this paper is to develop a smart phone and interaction navigation system based on the feedback of vibration and micro programmed control unit（MCU）control system.When drivers are in the driving process,the new navigation system can avoid the same sense of multiple tasks,which makes each sensory focus on only one independent task.Through the analysis,the system is demonstrated to improve the driving safety.
文摘文字输入是虚拟现实(VR)环境中最常见的交互行为,目前主流的文字输入是通过激光瞄准的方式实现的,然而,现有方法存在诸多弊端,例如效率低、抖动大、扣动扳机容易误触发等,并不能满足VR环境下频繁输入词语的需求。因此,本文提出一种VR环境新型文字输入方式。首先,对键盘进行分区,使用手柄选择字符所在区域,辅以单词消歧算法,实现以单词为单位进行文本输入;其次,对使用者的点击坐标进行聚类分析,做一键多词处理;最后,设计出3种符合用户习惯的键盘布局,并确定出最优的布局。实验结果表明:利用该文本输入方式的最优布局速度高达13.44 WPM(Words per minute),准确率高达92.26%,相比于其他输入方式有较大提高。
