資源簡介
提取人體手臂肌電信號,手勢識別,包括肌電信號的預(yù)處理,端點(diǎn)檢測,特征提取,特征降維,SVM分類識別
代碼片段和文件信息
function?[x1x2]?=?endpoint_detection(x)
?
%%==運(yùn)行程序之前先在命令窗口運(yùn)行下段代碼,用以添加voicebox工具箱==%%
%?cd?E:\Programs_installing\matlab2016\toolbox
%?path(‘?E:\Programs_installing\matlab2016\toolbox\voicebox‘path)
%%==運(yùn)行程序之前先在命令窗口運(yùn)行上段代碼,用以添加voicebox工具箱==%%
%幅度歸一化到[-11]
x?=?double(x);
x(:1)?=?x(:1)?/?max(abs(x(:1)));
x(:2)?=?x(:2)?/?max(abs(x(:2)));
x(:3)?=?x(:3)?/?max(abs(x(:3)));
x(:4)?=?x(:4)?/?max(abs(x(:4)));
x(:5)?=?x(:5)?/?max(abs(x(:5)));
x(:6)?=?x(:6)?/?max(abs(x(:6)));
x(:7)?=?x(:7)?/?max(abs(x(:7)));
x(:8)?=?x(:8)?/?max(abs(x(:8)));
nx=length(x(:1));
?
%常數(shù)設(shè)置
frameLen?=?50;%幀長為50點(diǎn)
frameInc?=?20;%幀移為20點(diǎn)
?
energy?=?1.3;%初始短時能量低門限
sum_s=1.0;%表征波動的方差和低門限
?
%對8路信號分幀
channal1??=?enframe(x(1:end-11)?frameLen?frameInc);%對x(1:end-1)分幀,幀長frameLen,幀
?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件???????3027??2016-06-20?19:07??test\endpoint_detection.m
?????文件?????????53??2016-06-20?20:15??test\f.m
?????文件???????2560??2016-06-20?11:43??test\feature_extraction.m
?????文件????????837??2016-06-21?21:04??test\feature_reduction_PCA.m
?????文件????????507??2016-06-18?14:54??test\SVM_Train.m
?????文件??????32059??2016-06-20?20:16??test\test.m
?????文件?????264352??2016-06-13?19:49??test\test_waveleft1.mat
?????文件?????264352??2016-06-13?19:49??test\test_waveleft2.mat
?????文件?????264352??2016-06-13?19:50??test\test_waveleft3.mat
?????文件?????198816??2016-06-13?19:51??test\test_waveleft4.mat
?????文件?????264352??2016-06-13?19:52??test\test_waveleft5.mat
?????文件?????264352??2016-06-13?19:53??test\test_waveright1.mat
?????文件?????264352??2016-06-13?19:54??test\test_waveright2.mat
?????文件?????264352??2016-06-13?19:55??test\test_waveright3.mat
?????文件?????264352??2016-06-13?19:56??test\test_waveright4.mat
?????文件?????264352??2016-06-13?19:56??test\test_waveright5.mat
?????文件?????264352??2016-06-18?15:21??test\waveleft10.mat
?????文件?????264352??2016-06-18?15:18??test\waveleft6.mat
?????文件?????264352??2016-06-18?15:19??test\waveleft7.mat
?????文件?????198816??2016-06-18?15:19??test\waveleft8.mat
?????文件?????264352??2016-06-18?15:20??test\waveleft9.mat
?????文件?????264352??2016-06-18?15:24??test\waveright10.mat
?????文件?????198816??2016-06-18?15:22??test\waveright6.mat
?????文件?????264352??2016-06-18?15:22??test\waveright7.mat
?????文件?????264352??2016-06-18?15:23??test\waveright8.mat
?????文件?????264352??2016-06-18?15:24??test\waveright9.mat
?????目錄??????????0??2016-06-25?10:52??test
-----------?---------??----------?-----??----
??????????????5129475????????????????????27
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