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2 votes
3 answers
83 views

Does overlapping windows while processing a signal produce a stretched time domain?

OverLordGoldDragon
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2 votes
2 answers
88 views

Frequency-domain deconvolution

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1 vote
1 answer
87 views

Difference between FIR and IIR filters

Matt L.
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1 vote
2 answers
57 views

Possible error when finding group/phase delay in scipy

Dan Boschen
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0 votes
1 answer
65 views

FIR filter with no ripple (only one zero at Nyquist frequency)

Olli Niemitalo
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2 votes
3 answers
48 views

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Dan Boschen
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0 votes
1 answer
68 views

Which DCT implementation is the correct one

Jdip
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0 votes
1 answer
52 views

FIR filter for flipping the phase in negative phase

Dan Boschen
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0 votes
2 answers
79 views

Complex Envelope

robert bristow-johnson
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1 vote
1 answer
71 views

FFT, why my program works but doesn't?

Hilmar
  • 36.9k
0 votes
1 answer
42 views

Matlab: How to implement a bandpass filter to isolate harmonic with 0 gain at this frequency?

Jdip
  • 3,098
1 vote
1 answer
41 views

Using Zero-Phase Anti-Causal Filters in Real-Time Embedded Systems

TimWescott
  • 10.8k
0 votes
2 answers
40 views

In Foreshortened Area - why we use cosine?

TimWescott
  • 10.8k
2 votes
0 answers
59 views
+50

Coherence between two signals at a particular frequency is less than one, yet the corresponding frequency components differ by a scalar multiple

fishbacp
  • 211
1 vote
1 answer
44 views

Invertible system for the eigenfunction $x[n]=e^{j\omega n}$

Peter K.♦
  • 23.7k
1 vote
1 answer
33 views

Feasibility of TDOA localization with a single moving receiver and stationary source

TimWescott
  • 10.8k
-1 votes
0 answers
51 views

Convolution of $n(1/3)^n \cos(n\pi)$ and $u(n)$

Madavan Viswanathan
  • 11
0 votes
1 answer
38 views

Fixed point implementation of IIR filter

Hilmar
  • 36.9k
0 votes
1 answer
47 views

Butterworth filter and begin of signal

Hilmar
  • 36.9k
0 votes
1 answer
36 views

Inverse continuous wavelet transform off by constant factor in the y axis

OverLordGoldDragon
  • 6,805
0 votes
1 answer
46 views

BPF design as cascaded second order biquads

Hilmar
  • 36.9k
0 votes
1 answer
35 views

How to calculate a mixer noise?

Dan Boschen
  • 41.2k
0 votes
1 answer
35 views

what is the actual output of a video decoder?

Marcus Müller
  • 27.8k
-1 votes
1 answer
35 views

Problem with running BM3D implementation in Python

Christoph Rackwitz
  • 428
0 votes
1 answer
34 views

Does the combined pointsample+bilinear upscaling algorithm have a name?

trojj
  • 1
1 vote
1 answer
43 views

Convolution of $(3/4)^nu(n-2)$ and $2^nu(-n-5)$

Matt L.
  • 83k
3 votes
0 answers
43 views

Using three data sets of different resolutions together for imaging

Satyajit Ghosh
  • 31
0 votes
1 answer
32 views

Inverse continuous wavelet transform, how to obtain fluctuations at a given scale with ssqueezepy?

OverLordGoldDragon
  • 6,805
0 votes
0 answers
36 views

Reconstruction of original signal after minimum phase filter

GWSurfer
  • 31
0 votes
1 answer
35 views

How can we measure the accuracy of channel estimation?

Colin H
  • 1
0 votes
0 answers
32 views

Calculation range around corner frequency in FFT

Alex Zaitsev
  • 101
1 vote
0 answers
30 views

Run FFT on data chunks to reduce peak memory usage

YGA
  • 11
0 votes
1 answer
22 views

Why is phase lost in x-ray crystallography?

tobalt
  • 364
0 votes
0 answers
23 views

Advice for Kalman filter for position with velocity input

SquirrelKing
  • 1
0 votes
0 answers
23 views

Apply fft on video as 4D array

younes hajjar
  • 1
0 votes
0 answers
22 views

converting wave forms [closed]

Marcus Müller
  • 27.8k
-1 votes
0 answers
22 views

finding global Minimum and Maximum [closed]

Marcus Müller
  • 27.8k
1 vote
1 answer
17 views

LTI system: can I infer the system is causal based only on the transfer function without the ROC?

TimWescott
  • 10.8k
0 votes
2 answers
21 views

Causality of an estimated filter

Dan Boschen
  • 41.2k
0 votes
1 answer
20 views

To create feedback, does the peak to peak amplitude of a signal loop have to have an amplification factor (gain) that reaches zero?

Hilmar
  • 36.9k
0 votes
1 answer
20 views

Bandpass function in Matlab inverting the Frequency spectrum when using a hermitic transformed signal

Dan Boschen
  • 41.2k
1 vote
1 answer
16 views

How to perform an analytical computation of the convolution sum for a discrete-time system?

Jdip
  • 3,098
0 votes
0 answers
16 views

Prefactor in autocorrelations?

JamesJapp
  • 1
1 vote
0 answers
15 views

undecimated wavelet transformation

Khagendra Chapagain
  • 21
0 votes
1 answer
14 views

QPSK InPhase and Quadrature

Dan Boschen
  • 41.2k
0 votes
0 answers
13 views

UKF vs random sampling/monte carlo error propagation

FourierFlux
  • 798
0 votes
1 answer
12 views

UWB reciver desensed by broadband noise

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