使用svmtrain出错。

[/size][/backcolor][size=12px]data = [176 70;[/size][/color][color=#999999][size=12px]180 80;[/size][/color]
[color=#999999][size=12px]161 45;[/size][/color]
[color=#999999][size=12px]163 47];[/size][/color]
[color=#999999][size=12px]label = [1;1;-1;-1];[/size][/color]
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[/size][/color]
[color=#999999][size=12px]model = svmtrain(label,data);[/size][/color]
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[/size][/color]
[color=#999999][size=12px]testdata = [190 85];[/size][/color]
[color=#999999][size=12px]testdatalabel = -1;[/size][/color]
[color=#999999][size=12px]
[/size][/color]
[color=#999999][size=12px][predictlabel,accuracy] = svmpredict(testdatalabel,testdata,model);[/size][/color]
[color=#999999][backcolor=rgb(242, 242, 242)][size=12px]

Error using svmtrain (line 233)

Y must be a vector or a character array.

Answer 1

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解决方法：

1.点击Matlab左上角的file，选择set path

2.在弹出的选项框中，选择第二个选项And with Subfolders

3.找到你的libsvm文件夹,点确定

4.点击save，关闭set path

OK