How to solve error Error using - ?

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Veizal Rasyid
Veizal Rasyid 2018-1-2
回答： Walter Roberson 2018-1-2
>> uji
Error using -
Matrix dimensions must agree.
Error in fknn (line 81)
distances = (repmat(test(i,:), num_train,1)-data).^2;
Error in classification (line 7)
[y,memberships]=fknn(sampel,training_class, uji,testing_class, K, info);
Error in uji>pushbutton16_Callback (line 219)
classification();
Error in gui_mainfcn (line 95)
feval(varargin{:});
Error in uji (line 42)
gui_mainfcn(gui_State, varargin{:});
Error in
matlab.graphics.internal.figfile.FigFile/read>@(hObject,eventdata)uji('pushbutton16_Callback',hObject,eventdata,guidata(hObject))
Error while evaluating UIControl Callback
  1 个评论
KSSV
KSSV 2018-1-2
Only you pasted error....how you expect us to know what made you to get the error?

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回答（1 个）

Walter Roberson
Walter Roberson 2018-1-2
Your data is RGB and so is 3 dimensional, but your code expects it to be 2 dimensional.

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