Signal Processing

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Awarded 5318 times.
Efficient algorithm to impose boundary conditions while applying a 2d filter
Awarded 6 hours ago
When applying analog and digital effects on an audio signal is it better to start with a clean digital signal or use the analog effects before ADC?
Awarded 2 days ago
how does wavelet transform detect pulses from a signal
Awarded Jul 19 at 21:30
Analog Signal Treatment for FFT with Padding
Awarded Jul 19 at 18:25
How to apply rotation to extrinsic and intrinsic camera parameters post-calibration?
Awarded Jul 19 at 17:41
What is the general formula for stacked DFT on the same signal?
Awarded Jul 19 at 13:22
Deblurring 1D Data Using Direct Inverse Filtering
Awarded Jul 18 at 11:26
Fast computation of a convolution integral with Gaussian kernel
Awarded Jul 17 at 13:06
Representing a digital ramp function in terms of unit step function
Awarded Jul 16 at 12:40
Why is there a factor 2 in dBFS formula?
Awarded Jul 15 at 1:56
Is this system time invariant?
Awarded Jul 14 at 16:57
Sparse FFT of ramp using zero padding
Awarded Jul 14 at 14:41
How to identify from poles and zeros if it is a bandpass
Awarded Jul 14 at 13:17
What is a “pitch period”?
Awarded Jul 14 at 2:26
Modern Method for 1D Signal Segmentation
Awarded Jul 12 at 17:57
Why does the volume increase when I reduce the gain of an all-pass filter connected in series?
Awarded Jul 12 at 11:17
How to demodulate PM with signal faster than carrier?
Awarded Jul 12 at 8:06
Clip-on tuner signal analysis
Awarded Jul 12 at 3:48
How do you do signal averaging on a realtime data?
Awarded Jul 11 at 8:50
Difference between MSK and GMSK?
Awarded Jul 8 at 17:48
Projection Matrix derivation to constrained optimization problem with Lagrange multiplier
Awarded Jul 8 at 11:55
Invertible low-pass (Butterworth) filter in python (scipy)?
Awarded Jul 6 at 18:18
Does the RMS value of a signal yields its root-power?
Awarded Jul 6 at 12:18
Resampling pitch shifter
Awarded Jul 5 at 12:04
Half-band FIR Filter desired output
Awarded Jul 5 at 1:33
How to remove power line interference?
Awarded Jul 4 at 21:28
Noise variance estimation under known channel
Awarded Jul 3 at 17:16
Error correction code with code rate 3/4
Awarded Jul 3 at 4:30
Why are the minimum distances of a code and its interleaved code equal?
Awarded Jul 1 at 16:42
Nyquist frequency isn't working
Awarded Jul 1 at 16:06
Question about impulse response of an ideal lowpass filter
Awarded Jul 1 at 5:08
Does resampling to low number of samples lead to loss in high frequency content?
Awarded Jul 1 at 2:35
Given a noise power spectral density, how long does it take for the underlying process to deviate by a given amount?
Awarded Jun 30 at 21:12
Why aren't the integrator and the differentiator inverse systems?
Awarded Jun 30 at 7:19
How to apply an atmospheric attenuation filter in the freq domain and then convert the filtered signal back to the time domain?
Awarded Jun 28 at 12:15
Angular frequency of discrete signal
Awarded Jun 28 at 8:16
Appropriate Gaussian filter parameters when resizing image
Awarded Jun 26 at 22:06
ringing artifacts using FFT-based gaussian blurring
Awarded Jun 26 at 20:55
Low Pass Filtering, Welch's Method, ENBW
Awarded Jun 25 at 20:55
FMCW radar transmitter signal splitter
Awarded Jun 25 at 9:52
Having trouble interpreting z-transform description of a predictor from a codec paper
Awarded Jun 25 at 8:48
How to Solve the Image Dehazing Problem Using ADMM?
Awarded Jun 25 at 8:11
How to choose frequency of local oscillator for heterodyne principal
Awarded Jun 24 at 19:31
how to calculate $H_{lp} = z(1- H_{hp}) $ , given coefficients for $H_{hp}$?
Awarded Jun 22 at 18:16
Estimating the SNR of respiration signal
Awarded Jun 22 at 7:47
Static noise which changes based on which usb port I've audio interface connected to?
Awarded Jun 22 at 3:35
Why do we use the DFT instead of the DTFS? Or, why was the FFT algorithm built for the DFT instead of the DTFS?
Awarded Jun 21 at 17:46
Is the Schroeder Allpass implementation in Freeverb incorrect?
Awarded Jun 21 at 12:52
Transfer functions for Scipy and Matlab's Butterworth filter don't seem to match theory
Awarded Jun 20 at 15:16
Why does my amplitude change upon inverse Fourier Transform when I am only randomizing the phase of the fourier transform using Python numpy?
Awarded Jun 19 at 12:25
What is the importance of obtaining a linear signal?
Awarded Jun 19 at 0:19
Does Sampling frequency come into picture in Samples generation for DAC to generate sinewave (analog signal with particular frequency & amplitude)?
Awarded Jun 17 at 13:56
How to calculate the instantaneous frequency for one specfic signal?
Awarded Jun 17 at 1:56
Perfect lossless rotation of JPEG image (ITU 81)
Awarded Jun 16 at 8:17
Identify out signal from in signal and impulse response
Awarded Jun 15 at 20:21
Compare two Fourier transforms of two signals by calculating the coherence
Awarded Jun 15 at 16:57
Dealing with normalized cut-off frequencies larger than 1.0
Awarded Jun 12 at 19:52
How to use Pffft FFT library
Awarded Jun 12 at 13:55
Cropping binary images based on pixel counts in python
Awarded Jun 11 at 13:56
Sinewave generation with an IIR filter (suggested books)
Awarded Jun 11 at 13:40
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