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Top Questions

0 votes
2 answers
20 views

DCT - Measures of energy compaction gain achieved using DCT over FFT

1 vote
1 answer
41 views

How do `n_fft` and `win_length` determine the window in spectrogram?

14 votes
3 answers
2k views

How can I build something, like actual implementations of all these things I am learning in signal processing?

2 votes
1 answer
42 views

How do noise-canceling headphones cancel out white noise, which is unpredictable in nature?

0 votes
0 answers
15 views

Initial conditions of backward filter for forward-backward filtering on chunked real data in python

0 votes
1 answer
35 views

Poor Attenuation With High Pass Filter

1 vote
1 answer
58 views

Does the Kramer-Kronig relations apply to this example $f(t) =\left(1-t^2\right)^4\cdot\theta(1-t^2)$?

0 votes
0 answers
21 views

I lose 150 points. Can the system return it back to me? [migrated]

0 votes
1 answer
44 views

How to calculate signal to noise ratio (SNR) from a list (sequence) of amplitude?

0 votes
0 answers
17 views

Ambiguity function information

0 votes
0 answers
39 views

Transfer function $h(t)$ of a positive feedback system

0 votes
1 answer
48 views

The benefit of Eigendecomposition of DCT and DST

3 votes
0 answers
37 views

Inverting transformation $\displaystyle m(t)=\sum_{i=1}^d x(i)^t$

0 votes
0 answers
19 views

Symbol timing synchronization with delay

-2 votes
1 answer
28 views

Matlab command "iztrans"only applicable for causal signals? [closed]

0 votes
1 answer
62 views

Notch Digital Filter

0 votes
1 answer
46 views

Convolution of two functions using FFTW

1 vote
2 answers
82 views

Scenarios where Phase Response is (non-)problematic

0 votes
0 answers
21 views

Periodic peaks in power spectrum

0 votes
1 answer
27 views

Using Reed-Solomon with hard decisions, how can I determine when the error-correction capability is exceeded

1 vote
2 answers
126 views

Why time invariant system in order to know any output for any input using the impulse response?

0 votes
1 answer
42 views

How to calculate to power of a uniformly distributed noise?

0 votes
0 answers
35 views

Frequency Shift Keying

0 votes
1 answer
36 views

Subsampling in frequency domain? Effect of sampling rate on spectrum?

3 votes
1 answer
160 views

What is the reason the Kronecker delta function is noted this way in DSP?

0 votes
1 answer
80 views

Can we find the RMS of a signal from its envelope?

2 votes
1 answer
71 views

Correct Windowing Effect at Amplitude Scale

0 votes
0 answers
27 views

Linear Linearly Time Varying Systems properties?

0 votes
0 answers
28 views

Remove over and undershoot from an output signal by manipulating the input

3 votes
1 answer
718 views

Is adding a mean point between every two points a valid way of upsampling?

4 votes
0 answers
69 views

For which values of step size is LMS filter stable?

0 votes
0 answers
20 views

Find The Minimal Observation Time

1 vote
1 answer
34 views

recreating nyquist regions using FFT python

2 votes
1 answer
75 views

Scipy and Matlab Spectrogram not matching

0 votes
0 answers
13 views

Tapped Delay Line(TDL) model in 5GNR

1 vote
1 answer
22 views

Dynamic Range Scaling for Delta Sigma Modulation

1 vote
1 answer
32 views

Why is inverse CWT inexact / inaccurate?

3 votes
1 answer
215 views

Integral of product of two shifted Dirac impulses

3 votes
0 answers
200 views

A problem about SQNR, PCM, DPCM, and DM

1 vote
1 answer
22 views

Basic audio denoising in the frequency domain using minimum statistics?

0 votes
1 answer
18 views

Zeroing input frequencies to improve inverse CWT

1 vote
2 answers
53 views

Is the unit step function periodic?

1 vote
1 answer
34 views

FFTs, Spectrograms, and Units

1 vote
1 answer
50 views

Deriving the difference equation of the filter

1 vote
1 answer
57 views

AES encryption of an audio file

3 votes
2 answers
93 views

What's the difference between frequency shift, frequency offset, phase offset, and phase noise?

0 votes
0 answers
34 views

How to call a C coded function in MATLAB? [closed]

2 votes
1 answer
94 views
+50

Can DFT magnitude be used to identify repeating patterns in an Image?


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