資源簡介
csp算法，異步腦機接口特征值提取。腦－機接口(brain-computer interface，BCI)技
術提供了一種非肌肉控制的通訊通道，使大腦可以直接和外部環境進行信息交
互。腦－機接口將人腦的信號直接轉換成對外部設備的控制命令
代碼片段和文件信息
%%%%%%%%%%%%Please?refer?to?the?IEEE?article:?Optimal?spatial?filtering?of
%%%%%%%%%%%%single?trial?EEG?during?imagined?hand?movement
%%%%%%%%%%for?example?EEGtrial1=OriginaldataL（::1）;then?the?first?and
%%%%%%%%%%last?column?of?EEGtrial?is?the?feature?taken?into?consideration
function?[SFLSFR]=cspnum1（OriginaldataLOriginaldataR）
???[UTLaverage?Raverage]=csp3（OriginaldataLOriginaldataR）;
???%%%%%%%%%%%To?produce?the?whitenting?matrix%%%%%%%%%%%%%%%%%%%%%%%%%
???%%%%%%%%%%%Check?later?on?if?the?sum?of?TL?and?TR?equals?to?I%%%%%%%%
???%%%%%%%%%%%and?UL?should?equals?to?UR%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
??????P=T^（-0.5）*U‘;
???SLeft=P*Laverage*P‘;
???SRight=P*Raverage*P‘;
???[ULTL]=eig（SLeft）;
???[URTR]=eig（SRight）;
%????dimension=length（UL（1:））;
%????UNew1=U?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件????????3275??2012-03-19?21:39??cspnum1.m
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