Signal Processing Stack Exchange is a question and answer site for practitioners of the art and science of signal, image and video processing. It only takes a minute to sign up.

Sign up to join this community

Anybody can ask a question

Anybody can answer

The best answers are voted up and rise to the top

Explore our Questions

Ask Question

more tags

Active 1 Bountied Hot Week Month

0

votes

1

answer

20

views

How do I generate a smaller DFT result?

fft fourier-transform downsampling

modified 1 hour ago Tobi Akinyemi 117

-1

votes

2

answers

76

views

Inverse complex FFTW transform

fft ifft

modified 2 hours ago Cedron Dawg 5,616

0

votes

0

answers

15

views

Get displacement from acceleration with DFT

fft python dft

modified 5 hours ago Cyril 101

0

votes

2

answers

262

views

Threshold for peak detection of noisy signal in frequency domain

matlab fft signal-analysis peak-detection thresholding

modified 11 hours ago Community♦ 1

1

vote

1

answer

22

views

Power Spectrum analysis arbitrary length signals

fft signal-analysis frequency-spectrum power-spectral-density signal-power

answered yesterday Dsp guy sam 2,364

0

votes

0

answers

10

views

In FMCW RADAR, how to use signal difference to calculate the position of a new object entered a clutter

fft frequency-spectrum phase radar

asked yesterday Ewan 101

0

votes

1

answer

22

views

Interpretation of fft plot

fft spectrogram

answered yesterday Taha Moufid 76

0

votes

1

answer

60

views

Cant find Doppler shift with LFM signal

fft radar spread-spectrum doppler

modified 2 days ago Community♦ 1

0

votes

1

answer

29

views

Zero peaks in fft data even after subtracting mean

fft python array-signal-processing

modified 2 days ago Community♦ 1

0

votes

1

answer

36

views

Getting non smooth spectrum after performing fft on numerically obtained acceleration data

fft

modified Jul 13 at 12:01 Community♦ 1

1

vote

0

answers

26

views

In MRI, why use fftshift after ifft2(fftshift(k_space_data))?

fft mri

modified Jul 13 at 8:32 AlexTP 4,925

0

votes

1

answer

44

views

Where is the Nyquist frequency in an FFT spectrum?

fft

modified Jul 12 at 13:44 jojek♦ 9,535

0

votes

1

answer

56

views

What's the difference between “Magnitude Spectrum” and “FFT”?

fft python dft

modified Jul 12 at 11:06 Community♦ 1

1

vote

1

answer

53

views

FFT algorithm gives wrong signs on my output numbers

fft algorithms math c#

modified Jul 12 at 2:01 Dan Boschen 19.5k

Browse more Questions

Signal Processing Stack Exchange works best with JavaScript enabled