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1

vote

1

answer

35

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Wiener Khinchin theorem : struggle in the derivation

power-spectral-density

modified 5 hours ago Joe Mac 296

0

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0

answers

18

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modified 6 hours ago tyrela 11

2

votes

1

answer

39

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Applications for the Maximum Phase Filter

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modified 10 hours ago Dan Boschen 18.4k

0

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1

answer

20

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Phase difference between two wave files [closed]

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modified 4 hours ago lennon310 3,377

0

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0

answers

42

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modified 16 hours ago George Georgovassilis 1

3

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2

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31

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Matched filter for “amplitude SNR” vs power SNR

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answered 19 hours ago Dsp guy sam 2,109

0

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1

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34

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modified 21 hours ago Marcus Müller 16k

1

vote

1

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32

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why there is no 0 on the right side? (matlab, low pass filter)

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modified 22 hours ago DSP Rookie 2,307

-1

votes

1

answer

32

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Confusion regarding DFT calculation?

fourier-transform dft

answered 23 hours ago Matt L. 61.1k

0

votes

2

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26

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What does it mean to rotate an image by 0.1 degrees?

image-processing

answered 17 hours ago Olli Niemitalo 10.7k

0

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0

answers

20

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Pre-envelope of an FM signal $s(t) = A\cos[\omega_ct + B\sin(\omega_xt)]$ [duplicate]

continuous-signals modulation hilbert-transform frequency-modulation

modified 18 hours ago Matt L. 61.1k

1

vote

1

answer

22

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Justification for Squared $ {L}_{2} $ Data and Smoothness Term as an Error Bound

image-processing estimation convex-optimization variational-methods

modified 2 hours ago Royi 13.1k

0

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1

answer

17

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Remove a signal that is known to repeat every 4 samples at a known phase i.e. exactly 500 Hz signal in 2000 Hz data

filters digital-filters

modified 1 hour ago Crog 103

0

votes

0

answers

21

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Stability of a signal

signal-analysis continuous-signals

asked yesterday Ben 111

-1

votes

1

answer

30

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What helped you in reading and implementing papers and coming up with original ideas in computer vision/graphics?

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answered yesterday Laurent Duval 21.7k

1

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0

answers

14

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Noise level estimation using Hildebrand & Sekhon method

noise python radar peak-detection

asked yesterday RogUE 111

3

votes

1

answer

189

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Super basic questions on statistical process

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modified 14 hours ago DSP Rookie 2,307

2

votes

1

answer

23

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denoising floor function

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modified yesterday Laurent Duval 21.7k

0

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1

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33

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Pitch shifting with bins creating large feedback

matlab fft fourier-transform frequency-spectrum python

modified yesterday niallmandal 1

0

votes

1

answer

22

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Is Differentiation as a system, is an invertible system?

linear-systems inverse-problem inverse

modified yesterday DSP Rookie 2,307

0

votes

0

answers

24

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How can I detect the presence of echo in an audio?

audio audio-processing

asked yesterday SuperKogito 101

0

votes

1

answer

24

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Image Processing [closed]

image-processing matlab convolution image blur

answered yesterday Laurent Duval 21.7k

0

votes

4

answers

58

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On the simplification using trigonometric functions

fft signal-analysis matrix math linear-algebra

modified 2 days ago Cedron Dawg 5,298

0

votes

0

answers

23

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Control of a nonlinear static MIMO System

control-systems mimo control

modified yesterday Marcus Müller 16k

0

votes

0

answers

11

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what is the DNL of flash converter

analog-to-digital conversion

asked yesterday rocko445 5

0

votes

1

answer

22

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How to choose pilot symbols count in OFDM?

ofdm

modified yesterday auspicious99 197

1

vote

1

answer

25

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Discrete Wavelet Transform output: coefficients or FIR-filtered signals?

filters wavelet algorithms dwt

modified yesterday Laurent Duval 21.7k

0

votes

0

answers

14

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name the RF Impairments That Distort a Signal before it is converted to baseband form? [closed]

filters discrete-signals signal-analysis digital-communications continuous-signals

asked 2 days ago Zen of python 91

0

votes

0

answers

11

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Can someone explain the Walsh modulation sequence of “0” and “4”? [closed]

discrete-signals signal-analysis modulation

modified yesterday A_A 8,809

0

votes

2

answers

30

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Energy of audio signal

signal-energy

modified 2 days ago bliswell 23

0

votes

1

answer

27

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Size (bytes) of a sampled signal

signal-analysis

answered 2 days ago DSP Rookie 2,307

0

votes

0

answers

49

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unitary matrix complexity multiplication

signal-analysis matrix linear-algebra

modified yesterday Peter K.♦ 18.4k

0

votes

1

answer

18

views

phase offset extraction using matched filter

phase frequency-domain matched-filter

modified 2 days ago Dan Boschen 18.4k

0

votes

0

answers

16

views

How to identify the frequencies of periodic peak signals in a noisy time series?

signal-analysis fourier-transform noise signal-detection time-series

asked 2 days ago Raffaele Giannella 1

0

votes

0

answers

22

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Obtaining the Impulse Response (IR) from cross correlation MATLAB

matlab audio impulse-response cross-correlation

modified 2 days ago John 1

0

votes

1

answer

16

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Sinusoid amplitude loss in power spectrum estimation using Pwelch method

power-spectral-density

modified 2 days ago bliswell 23

0

votes

5

answers

82

views

Positive and negative frequencies in DFT due to frequency folding, or due to negatively indexed frequencies?

fourier-transform dft nyquist

modified May 25 at 1:48 hotpaw2 30.4k

0

votes

1

answer

22

views

Where does the “Desired Response” come from in a Wiener filter?

wiener-filter

modified 2 days ago Matt L. 61.1k

0

votes

0

answers

24

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Filter design with arbitrary response [duplicate]

filters filter-design digital-filters

asked 2 days ago Workoft 1

1

vote

0

answers

25

views

FFT of a variable-frequency signal

fft

asked 2 days ago Mattia 11

0

votes

2

answers

47

views

Autocorrelation function and correlation integral

continuous-signals autocorrelation correlation random-process

modified 2 days ago Laurent Duval 21.7k

0

votes

1

answer

12

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What channel model to choose while simulating a system in passband with frequencies over GHz range?

matlab digital-communications ofdm bpsk simulink

answered 2 days ago Marcus Müller 16k

0

votes

1

answer

19

views

bandwidth vs. bandwidth range

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modified May 25 at 2:06 Dan Boschen 18.4k

0

votes

0

answers

20

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fft of a signal in the space at a fixed time

fft

asked 2 days ago Ashish Bhigah 127

0

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1

answer

27

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Why does my I/Q data from radar are not centered?

radar

modified May 25 at 2:09 Dan Boschen 18.4k

0

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1

answer

29

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Construct IFFT from only the major frequencies of an input signal?

fft fourier-transform python ifft

modified May 24 at 16:34 Dan Boschen 18.4k

0

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0

answers

11

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Projection Onto Convex Set (POCS) algorithms [closed]

matlab discrete-signals signal-analysis signal-detection

asked 2 days ago Alexandır Stallin 1

0

votes

2

answers

40

views

DFT without knowing the exact value of sampling rate?

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answered May 24 at 14:22 Cedron Dawg 5,298

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