MATLAB: Dispay error in command window

displayerrorfft

I have a variable which contains complex values (FFT result). As you can see in the above figure, the second imaginary value in this variable is negative. When i load the second value to a variable 'aa' as a transpose, it retains the negative component. But when i load as it is, to the variable 'bb', it doesnt show as a negative component. Why is that ? this is perplexing.

Best Answer

  • The ' operator is not the transpose operator: it is the conjugate transpose operator. The transpose operator is .'