提出了一种电子行走辅助(ETA)系统模型——Aud ioM an用于辅助盲人行走,盲人用户通过它的声音提示,来判断当前环境的情况。基于可听化技术、听标和耳标,构建了ETA设计中的关键部分——环境信息映射方案。提出了纯音频率、纯音方位、乐...提出了一种电子行走辅助(ETA)系统模型——Aud ioM an用于辅助盲人行走,盲人用户通过它的声音提示,来判断当前环境的情况。基于可听化技术、听标和耳标,构建了ETA设计中的关键部分——环境信息映射方案。提出了纯音频率、纯音方位、乐音节奏、乐音方位这四套主要方案,制作了原型系统,并对以上方案进行了测试和评估。展开更多
Electroencephalogram(EEG)provides a window for the activity of the human brain.As a novel form of the brain-computer interface(BCI),the online/offline EEG data may be interpreted through its auditory representation wh...Electroencephalogram(EEG)provides a window for the activity of the human brain.As a novel form of the brain-computer interface(BCI),the online/offline EEG data may be interpreted through its auditory representation which can be considered as a specific tool in EEG monitoring and analysis.In this work,after a comprehensive comparison of the various designs of brainwave music generations,a waveform event mapping system for music display in real time--the Chengdu Brainwave Music(CBM)is proposed,which is a special on-line BCI system.In CBM,the user datagram protocol(UDP)is adopted to transport EEG data from the recorder to a music generator.The CBM could possibly be used as an audio feedback tool in BCI,or a monitoring tool in clinic EEG,and a subject specified music therapy method.展开更多
文摘提出了一种电子行走辅助(ETA)系统模型——Aud ioM an用于辅助盲人行走,盲人用户通过它的声音提示,来判断当前环境的情况。基于可听化技术、听标和耳标,构建了ETA设计中的关键部分——环境信息映射方案。提出了纯音频率、纯音方位、乐音节奏、乐音方位这四套主要方案,制作了原型系统,并对以上方案进行了测试和评估。
基金supported by the National Natural Science Foundation of China under Grant No.60736029,30525030,60701015.
文摘Electroencephalogram(EEG)provides a window for the activity of the human brain.As a novel form of the brain-computer interface(BCI),the online/offline EEG data may be interpreted through its auditory representation which can be considered as a specific tool in EEG monitoring and analysis.In this work,after a comprehensive comparison of the various designs of brainwave music generations,a waveform event mapping system for music display in real time--the Chengdu Brainwave Music(CBM)is proposed,which is a special on-line BCI system.In CBM,the user datagram protocol(UDP)is adopted to transport EEG data from the recorder to a music generator.The CBM could possibly be used as an audio feedback tool in BCI,or a monitoring tool in clinic EEG,and a subject specified music therapy method.
