how to apply hermitian symmetry on the complex value

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abdullah qasim
abdullah qasim 2019년 9월 5일
답변: Rajani Mishra 2019년 9월 9일
how apply hermitian smmetry on the complex value to get real value like
a+bi
While keeping the length of fft constant

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Rajani Mishra
Rajani Mishra 2019년 9월 9일
One of the discrete-time Fourier transform properties is that if a sequence is conjugate symmetric, then the Fourier transform is real. If it is some small imaginary part due to numerical precisions, you can probably preprocess your input. For more understanding refer to this blog: https://blogs.mathworks.com/steve/2010/07/16/complex-surprises-from-fft/

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