Signal Processing

Famous Question

 Famous Question
Question with 10,000 views. This badge can be awarded multiple times.
Awarded 711 times.
What happens when N increases in N-point DFT [duplicate]
Awarded Sep 26 at 19:30
What is the intuition of "averaging is a low pass filter"?
Awarded Sep 25 at 3:46
Calculating 1/3 Octave Spectrum from FFT / DFT
Awarded Sep 22 at 14:17
Natural frequencies of a transfer function
Awarded Sep 17 at 11:56
Savitzky–Golay filter vs. IIR or FIR linear filter
Awarded Sep 15 at 18:02
Meaning of Phase response of a filter? In simple words?
Awarded Sep 4 at 3:17
Why Should the Sum of Masks / Kernel / Filter in Image Processing be One?
Awarded Sep 4 at 3:17
Relationship between z-transform and DFT
Awarded Aug 31 at 8:56
Python's $\tt resample$ vs $\tt resample\_poly$ vs $\tt decimate$
Awarded Aug 28 at 5:33
How to change speed of audio samples without changing pitch? [duplicate]
Awarded Aug 9 at 18:02
Orthogonality of FSK modulation for non-coherent detection
Awarded Aug 9 at 6:06
How can I detect elements of GUI using opencv?
Awarded Aug 2 at 16:50
Running the BM3D Denoising Algorithm in Python
Awarded Jul 31 at 4:48
Phase shift between two signals
Awarded Jul 28 at 22:47
baffled by fft phase spectrum!
Awarded Jul 23 at 11:50
What Is the Transfer Function of a Moving Average (FIR Filter)?
Awarded Jul 22 at 9:47
Difference between CTFT and DTFT?
Awarded Jul 17 at 13:43
Can edge detection be done in the frequency domain?
Awarded Jul 7 at 18:18
Working backwards from PSD to possible signal
Awarded Jun 26 at 15:10
What does it mean to combine signals coherently?
Awarded Jun 20 at 20:11
Bicubic Interpolation
Awarded Jun 11 at 15:50
What methods can be used to identify and remove echo from an audio system?
Awarded Jun 9 at 13:35
What is the difference between undersampling and oversampling in analog to digital conversion ?
Awarded Jun 2 at 7:46
Mahalanobis vs Normalization+Euclidean
Awarded May 11 at 16:04
Why DTFT coefficients are periodic and why continuous Fourier transform coefficients are not periodic?
Awarded May 6 at 13:36
Understanding overlapping in STFT
Awarded May 1 at 14:26
Why can so little digital information be stored on a cassette tape?
Awarded Apr 26 at 13:04
What does the one-tap equalizer used with OFDM accomplish?
Awarded Apr 21 at 22:51
The necessity of null subcarrier in OFDM?
Awarded Apr 21 at 5:28
What is the relationship between the sigma in the Laplacian of Gaussian and the two sigmas in the Difference of Gaussians?
Awarded Apr 19 at 11:27
Is the Dirac delta (impulse) signal a power signal or an energy signal?
Awarded Apr 11 at 18:35
The Difference Between Bilateral Filter and Gaussian Filter
Awarded Mar 30 at 20:05
Bandpass filters with python for low frequencies
Awarded Mar 10 at 15:07
What is a "Hampel Filter" and how does it work?
Awarded Mar 10 at 9:30
How can a filter have zero group delay?
Awarded Mar 4 at 12:57
Centering zero frequency for Discrete Fourier Transform
Awarded Mar 1 at 3:17
What should be the correct scaling for PSD calculation using $\tt fft$
Awarded Feb 27 at 4:42
What is the exact meaning of unstable system in DSP?
Awarded Feb 25 at 1:49
Vector length output of discrete time convolution
Awarded Feb 20 at 7:52
Inverse Z-transform with complex conjugate poles
Awarded Feb 18 at 21:46
Difference between cv::subtract and operator - in cv::Mat OpenCV
Awarded Feb 15 at 14:11
Zero-lag butterworth filtering
Awarded Feb 10 at 16:08
Interpreting the amplitude of signals in fourier transform
Awarded Feb 10 at 14:03
IFFT Concept in OFDM
Awarded Feb 9 at 19:40
How do I find the phase response of a filter from the filter equation?
Awarded Feb 4 at 21:57
The difference between DFT and DFS
Awarded Feb 4 at 20:56
How to determine if a system is LTI?
Awarded Feb 3 at 16:46
How to find the group delay of IIR filters in Python/SciPy
Awarded Feb 1 at 14:51
How to change volume of a PCM 16 bit signed audio?
Awarded Jan 30 at 6:11
Maximum Frequency deviation in Frequency Modulation
Awarded Jan 27 at 1:27
Correlation : How is correlation analogous to dot product?
Awarded Jan 25 at 6:31
How should a moving average handle missing data points?
Awarded Jan 24 at 23:31
Simple beat detection algorithm for microcontroller
Awarded Jan 22 at 15:36
Plotting a scalogram of a signal's Continuous Wavelet Transform (CWT) in python
Awarded Jan 18 at 8:27
Envelope behavior dIfference between QPSK, OQPSK and $\pi/4$-QPSK
Awarded Jan 18 at 0:05
What is the difference between i.i.d noise and white noise? [closed]
Awarded Jan 11 at 13:04
radix-4 FFT implementation
Awarded Jan 5 at 11:35
FFT of image data: "mirroring" to avoid boundary effects
Awarded Jan 4 at 8:36
Licence plate detection with different backgrounds
Awarded Dec 2, 2022 at 10:50
What are poles and zeros?
Awarded Nov 24, 2022 at 21:10
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