Signal Processing

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Awarded 4045 times.
Omega-K algorithm implementation for synthetic aperture radar
Awarded yesterday
How to find out that a wav file is edited or original in Python? [on hold]
Awarded 2 days ago
Equalisation of FFT spectra
Awarded 2 days ago
Notch filters: why is $H(e^{j0}) = H(e^{j\pi})$ required?
Awarded Jun 23 at 21:05
Fourier transforms and time shift
Awarded Jun 22 at 13:30
Why is the high-pass filter result in a discrete wavelet transform (DWT) downsampled?
Awarded Jun 20 at 21:00
How exactly does one apply a Hanning Window for a spectral estimate?
Awarded Jun 20 at 15:55
Career in signal processing
Awarded Jun 19 at 17:40
Comparison of results own implementation and python signal.welch
Awarded Jun 19 at 6:20
Does $y[n] = x[n] \star (u[n]-u[n-2])$ have memory or is it memoryless?
Awarded Jun 18 at 19:20
is $F(x,n)=x(-n + 2)$ time invariant?
Awarded Jun 18 at 15:55
Real signal from I,Q, sample rate and center frequency
Awarded Jun 18 at 13:25
Python toolboxes for state-space estimation via subspace estimation
Awarded Jun 17 at 12:25
pole/zero plot & impulse response
Awarded Jun 17 at 8:45
What happens if I zero out the initial terms of the fft output and take inverse fft? [duplicate]
Awarded Jun 16 at 16:05
Is it possible to have high energy compaction in audio signal? [closed]
Awarded Jun 15 at 22:15
FFT of a signal with 0 added between samples
Awarded Jun 15 at 20:35
Can a 1-dimensional signal be in a domain other than the time or frequency domain?
Awarded Jun 14 at 3:35
What is the correct order of operations for a 2D Haar wavelet decomposition?
Awarded Jun 13 at 16:10
Unit of Energy Spectral Density
Awarded Jun 13 at 15:00
Is a pulse of white noise still properly described as stationary?
Awarded Jun 11 at 20:05
Phase diagram of a rectangular pulse with Fourier Series - help understanding
Awarded Jun 10 at 17:05
How to interpret PSNR value?
Awarded Jun 8 at 19:20
Apply Principal Component Analysis for RGB Images
Awarded Jun 8 at 16:50
Effect of Nyquist frequency on Fourier transformed data
Awarded Jun 7 at 19:40
How to detect algebraic loop in a system
Awarded Jun 7 at 11:15
Getting the bitstream of an unknown RF signal
Awarded Jun 7 at 7:15
Looking for Fastest 2D Convolution in Python on a CPU
Awarded Jun 6 at 20:15
Missing delay in heavyside step function
Awarded Jun 6 at 16:10
Pre-calculation of Geortzel coefficient
Awarded Jun 6 at 14:20
Extract frequency data from MP3 file
Awarded Jun 5 at 0:25
Finding where signal is showing some (unknown) periodicity
Awarded Jun 4 at 16:35
Communication between two USRP : mismatched spectra between transmission and reception
Awarded Jun 4 at 7:40
Bandwidth of a finite impulse response filter
Awarded Jun 3 at 17:35
What does the term “railed” mean in signal processing?
Awarded Jun 3 at 17:30
STFT Spectrum Analyzer: power drops over 15 kHz with songs, not with pure signals
Awarded Jun 3 at 16:55
Find highest frequency of a very manky signal
Awarded Jun 3 at 16:40
Decimation vs Mean in downsampling operation
Awarded Jun 3 at 7:40
Frequency Axis of Discrete Fourier Transform (DFT) with Odd Number of Data Points
Awarded Jun 2 at 18:15
DFT: a function of $n$?
Awarded Jun 1 at 7:35
Why does it seem most of people will optimize the downlink rate,not the uplink rate?
Awarded Jun 1 at 0:00
Calculate aliasing of $x_a(t) = \cos{(2\pi300t)} + \cos(2\pi600t)$ when sampled with $F_s = 1000$
Awarded May 31 at 14:05
SDR : Signal divided between the edges of the receiving window
Awarded May 31 at 11:15
Fourier Transform within a certain Limit
Awarded May 31 at 6:20
After advice about detecting focus quality of objects in a photo detected using YoloV3
Awarded May 30 at 7:45
Why resampling change this FFT output?
Awarded May 28 at 22:05
What is the physical meaning of the cross-spectrum of two signals measured at two locations and different moment?
Awarded May 28 at 10:05
Plotting the frequency response of a FIR filter
Awarded May 26 at 21:25
Blind source separation with one source rotated
Awarded May 23 at 5:20
How to calculate SNR with sample noise and noisy signal only
Awarded May 23 at 4:06
Circular Convolution Matrix of $ {H}^{H} {H} $
Awarded May 21 at 18:15
Why doesn't sampling a periodic continuous-time signal yield a periodic discrete-time signal?
Awarded May 21 at 11:10
Auto Detection of Rotation Angle on Arbitrary Image with Orthogonal Features
Awarded May 21 at 0:50
Calculating Data Rate using Bandwidth, Transmission Power, Noise Power Spectrum Density and Channel Gain
Awarded May 20 at 16:40
Bilinear Transform (Tustin's Method) applied to the Derivative
Awarded May 20 at 13:40
Log Distance-Normal Shadow Model and Friis
Awarded May 19 at 19:35
is there a use for a changing kernel in image convolution
Awarded May 19 at 1:05
Why entropy value can be used as measure of contrast of an image?
Awarded May 17 at 9:30
BER of QPSK modulation in Rayleigh fading channel model
Awarded May 17 at 8:20
How can an SDR recover a high-frequency signal?
Awarded May 16 at 12:35
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