Interface Cérebro-Máquina baseada em Imagética Motora: Estudo comparativo da quantidade de canais de EEG

Tayla Lopes, William Machado, J. Calvinho, Vitor Vilas-Boas, C. Silva
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引用次数: 1

Abstract

—O trabalho desenvolvido consiste em implementar um sistema interface c´erebro-computador (ICM) baseado na imag´etica motora de duas classes. O registro da atividade el´etrica cerebral ´e realizado atrav´es de sinais de Eletroencefalograma - EEG. O objetivo ´e avaliar a utilizac¸˜ao de uma quantidade reduzida de eletrodos posicionados no escalpo do usu´ario da ICM para o registro do EEG, sem comprometer significativamente a acur´acia de classificac¸˜ao dos sinais de EEG. No total, oito sensores s˜ao posicionados sobre o couro cabeludo para a coleta dos sinais de EEG realizada via OpenBCI Cyton board . Os algoritmos para tratamento dos sinais de EEG s˜ao implementados em software espec´ıfico para ICM e distribu´ıdo gratuitamente - OpenVibe . Os resultados s˜ao apresentados em bloco com base na acur´acia obtida para cada cen´ario. Abstract —The work developed here consists in the implemen- tation of a motor imaregy (MI) based Brain-Computer Interface (BCI). The registering of the brain’s electric activity is performed through electroencephalogram (EEG) signals. The aim is to evaluate the use of a small amount of electrodes positioned on the ICM user’s scalp to register the EEG without significantly compromise the accuracy of the EEG signals ranking. Altogether, eight sensors are placed on the scalp to collect the EEG signals made through the OPENBCI Cyton board. The algorithms for handling the EEG signals are implemented on a software specific for BCI, that is freely distributed to the public. The results are presented in blocks, based on the accuracy obtained for each scenario.
基于运动成像的脑机接口:脑电图通道数量的比较研究
-所开展的工作包括实现一个基于两类运动模拟的计算机接口系统(ICM)。脑电活动的记录是通过脑电图(EEG)信号进行的。´的目标和评估utilizac¸˜大量减少电极放置在头皮上的一般´丈夫ICM的脑电图记录,没有破坏的fir的acur´分钟ccs分类fi¸˜脑电图的迹象。总共8个传感器被放置在头皮上,通过OpenBCI Cyton board收集脑电图信号。脑电图的算法来处理信号˜中实现软件规范´ıfico - ICM和分布式´ı的可免费OpenVibe。结果是根据每个场景获得的准确性分组呈现的。摘要-这里所开发的工作包括实现基于引擎的imaregy (MI)脑机接口(BCI)。= =地理= =根据美国人口普查,这个县的面积为。evaluate的目的是使用一个小数量的电极positioned ICM用户’s头皮脑电图来担任倾覆的ficantly妥协EEG信号的精度等级。= =地理= =根据美国人口普查,这个县的面积为。的算法处理软件的EEG信号是implemented specific是BCI,即自由分布式带给公众。结果以块的形式呈现,这是基于每个场景所获得的准确性。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
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