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Signal Processing

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Awarded 807 times.
Why don't unit circle poles lead to infinite amplitude response for Butterworth lowpass?
Awarded May 19 at 22:12
FSK Demodulation, Bit Timing Recovery
Awarded May 18 at 7:26
When concatenating sine waves, how do I phase shift in order to prevent "pops" caused by sudden jumps in amplitude?
Awarded May 15 at 14:27
Why Does the Median Filter Minimize the Absolute Value Error $L_1$ Cost Function?
Awarded May 14 at 12:05
Given a signal that is not bandlimited, how do you properly take the FFT?
Awarded May 12 at 15:46
Exponential weighted moving average time constant
Awarded May 12 at 0:42
Deconvolution by Convolution
Awarded May 10 at 12:04
Fields of math needed for digital filter design
Awarded May 5 at 4:32
What are imaginary signals?
Awarded May 3 at 11:55
Python vs Matlab? Which one better for image processing?
Awarded Apr 30 at 20:01
Efficient Magnitude Comparison for Complex Numbers
Awarded Apr 22 at 4:57
Phase synchronization in BPSK
Awarded Apr 21 at 7:56
Flat fading criterion of OFDM subcarrier spacing
Awarded Apr 18 at 19:11
Is non-digital necessarily analog?
Awarded Apr 15 at 23:51
Universal bases (dictionary) for image compression
Awarded Apr 15 at 22:27
How to Check Separability of 2D Filter / Signal / Matrix
Awarded Apr 15 at 9:05
Number of dimensions? Color image vs gray scale image? Colour video vs gray scale video? Especially in the context of MATLAB
Awarded Apr 8 at 17:35
What sensors can be fused using the Kalman Filter framework
Awarded Apr 8 at 17:26
What is the difference between convolution and cross-correlation?
Awarded Apr 2 at 21:09
Digital circuits are made of analog parts
Awarded Mar 30 at 7:36
A case that zero padding increase real resolution and extract more info than naive DFT?
Awarded Mar 18 at 3:03
decision rule for image segmentation
Awarded Mar 13 at 10:26
What is the maximum output of an IIR filter?
Awarded Mar 10 at 20:03
What is the difference between $X(j\omega)$ and $X(\omega)$ notation?
Awarded Mar 4 at 7:20
Wavelet Scattering explanation?
Awarded Feb 28 at 22:55
FFT to spectrum in decibel
Awarded Feb 26 at 18:06
What is an Intuitive Explanation of the Phase of a Signal
Awarded Feb 21 at 9:04
When should I calculate PSD instead of plain FFT magnitude spectrum?
Awarded Feb 15 at 2:31
Using continuous verses discrete wavelet transform in digital applications
Awarded Feb 14 at 1:15
What is the difference between natural response and zero input response?
Awarded Feb 11 at 20:42
Fastest way to compute Arctan2 on an FPGA
Awarded Feb 8 at 7:35
Z-transform of a downsampler
Awarded Feb 7 at 15:41
What is the connection between analog signal to noise ratio and signal to noise ratio in the IQ plane in a quadrature demodulation system?
Awarded Feb 7 at 11:37
Proof that the rectangular window has the best resolution
Awarded Feb 5 at 12:50
How are two signals multiplied? And how is it different from convolving two signals?
Awarded Feb 4 at 12:27
Fastest way to compute Arctan2 on an FPGA
Awarded Feb 4 at 9:06
Fastest way to compute Arctan2 on an FPGA
Awarded Feb 2 at 11:26
DSP or signal/image/data processing jokes
Awarded Jan 30 at 14:41
Why is it a bad idea to filter by zeroing out FFT bins?
Awarded Jan 26 at 19:18
What Are the Suggested Resources for Extensive Knowledge About the Fourier Transform (DFT, FFT, etc...)?
Awarded Jan 17 at 16:33
Feature extraction/reduction using DWT
Awarded Jan 17 at 9:21
Equal power crossfade
Awarded Jan 11 at 9:56
Recursive version of DFT as presented in Cooley-Tukey paper
Awarded Jan 8 at 2:40
Are Software Defined Radios only Oscilloscopes?
Awarded Jan 6 at 13:00
Efficient Magnitude Comparison for Complex Numbers
Awarded Jan 5 at 15:57
What is the physical meaning of the convolution of two signals?
Awarded Dec 30, 2021 at 2:47
How can I detect elements of GUI using opencv?
Awarded Dec 28, 2021 at 11:21
How does resizing an image affect the intrinsic camera matrix?
Awarded Dec 22, 2021 at 0:07
What is the difference between Remez exchange and Parks-McClellan filter design?
Awarded Dec 18, 2021 at 9:33
When is a network called end-to-end training?
Awarded Dec 16, 2021 at 15:23
Why is circular convolution used in DSP? Why not linear convolution?
Awarded Dec 4, 2021 at 9:33
How to Generate Band Limited Gaussian White Noise in MATLAB?
Awarded Nov 27, 2021 at 1:30
How can I work on DSP using C/C++?
Awarded Nov 21, 2021 at 11:09
How can I work on DSP using C/C++?
Awarded Nov 21, 2021 at 10:11
FFT vs DFT Run Time Comparison (Complexity Analysis) in MATLAB
Awarded Nov 20, 2021 at 6:26
What would be the effect of repeating samples in time domain on frequency domain?
Awarded Nov 18, 2021 at 4:36
Is there a condition for bandpass sampling?
Awarded Nov 17, 2021 at 20:18
Is Allan variance still relevant?
Awarded Nov 17, 2021 at 12:57
What sampling frequency should I use if Nyquist is not available?
Awarded Nov 16, 2021 at 8:47
What sampling frequency should I use if Nyquist is not available?
Awarded Nov 16, 2021 at 2:48
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