Signal Processing

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Awarded 6398 times.
White noise vs low-pass filters
Awarded 14 hours ago
Is it possible to reconstruct the continuous frequency spectra from DFT/FFT?
Awarded yesterday
How to make frequency histogram from raw measurements?
Awarded yesterday
Finding the right phase offsets for minimizing the highest absolute value of a sum of sinusoids
Awarded Apr 12 at 21:36
Regarding SINR (Signal to Interference Plus Noise Ratio) in wireless communication
Awarded Apr 10 at 9:58
Frequency decomposition of forecast error variance
Awarded Apr 8 at 17:28
Effects of Hanning window on power
Awarded Apr 7 at 14:05
Binning and Frequency for FFT on Financial Time Series Data
Awarded Apr 6 at 15:57
Trying to replicate results from tfestimate function in Matlab
Awarded Apr 5 at 20:40
Extracting Musical Notes from two audio samples, then providing feedback to the second one based on first one, weekend project or need to learn more?
Awarded Apr 3 at 7:48
Zoom FFT shifting region of interest to be centered at zero Hz
Awarded Apr 1 at 2:26
Digital Audio Resampling
Awarded Mar 31 at 21:47
Room Impulse Response Domain of Sparsity
Awarded Mar 30 at 13:33
What function can be used to describe periodicity of the signal
Awarded Mar 29 at 20:22
Losing my mind over simple conversion of common Acceleration PSD-Units: g²/Hz to (m/s²)²/Hz
Awarded Mar 28 at 13:36
Normalisation of Complex Morlet Wavelet
Awarded Mar 28 at 11:45
Is heat equation considered as LTI system?
Awarded Mar 24 at 23:41
Why is my Hard Decision Decoding of Convolutional codes not performing well?
Awarded Mar 24 at 12:07
Forecasting of a periodic movement based on sensor data
Awarded Mar 23 at 21:47
Is $y(t) = y(t-4)+x(t-4)$ time invariant or not?
Awarded Mar 22 at 2:51
Result of complex exponential fourier series approximation and trignometric fourier series approximation are not exactly same in MATLAB?
Awarded Mar 20 at 4:08
How to find impulse response for the given system?
Awarded Mar 19 at 22:15
Why is the first DCT square black here for the DCT basis images?
Awarded Mar 18 at 19:42
DFT Matrix Oversampled In Frequency?
Awarded Mar 18 at 16:18
How can I make use of Saramäki and MATLAB implementation of the Remez multiple exchange algorithm for FIR filter design
Awarded Mar 17 at 11:04
DAC/ADC sample rate selection for modem
Awarded Mar 15 at 12:16
Narrowband Gaussian Noise
Awarded Mar 15 at 5:45
Show that the similarity between a signal at an analysis frequency with a phase offset with a reference signal is $\frac{N}{2}\text{cos}(\phi)$
Awarded Mar 15 at 2:25
How to model Tape Saturation (Audio DSP)?
Awarded Mar 14 at 15:15
Why in 2D Fourier Transform phase seems to be more "useful" than magnitude?
Awarded Mar 14 at 10:35
How to design a system that stretches input by factor of 2?
Awarded Mar 14 at 4:48
Magnitude of local oscillator leakage as a function of oscillator frequency
Awarded Mar 13 at 14:49
Why don't two multiplication of the same cosine wave let me come back to the original baseband signal but instead shifts it further?
Awarded Mar 12 at 22:50
Pulse signal to sine signal with the same frequency
Awarded Mar 10 at 16:33
How am I supposed to acquire/measure vertical and horizontal effective resolution from my images?
Awarded Mar 10 at 14:58
Multiscale Mathematical Morphology Filtering on Python
Awarded Mar 10 at 14:50
what will be the expression of this shifted cosine signal
Awarded Mar 9 at 7:34
Correlation Matrix Problem of Three Decomposition Level of DWT
Awarded Mar 8 at 14:28
ADC output rate, undersampling and decimation
Awarded Mar 5 at 14:33
Influence of phase discontinuity on power spectrum density
Awarded Mar 4 at 13:18
Distance Transform & Chamfer Matching -- find actual edges
Awarded Mar 1 at 17:34
How can I denoise this signal?
Awarded Mar 1 at 8:02
Fourier Coefficients of Sawtooth Wave
Awarded Feb 28 at 17:56
Interpretation of a non-canonical Allan Variance plot
Awarded Feb 27 at 23:32
Why are my frequency bins oscillating?
Awarded Feb 27 at 2:50
Multiplication of function with Dirac impulses: sketch signal
Awarded Feb 25 at 13:46
Poles and Zeros in Time Domain
Awarded Feb 25 at 4:19
Algorithms for real time multi-pitch guitar detection
Awarded Feb 21 at 8:50
What happens to the 0 and Nyquist frequency when using Welch's method?
Awarded Feb 21 at 8:06
Why is power level area under the autocorrelation function of the white-noise signal?
Awarded Feb 19 at 2:58
Why is there a phasor in the transfer function of an ideal LPF?
Awarded Feb 18 at 17:56
How to know if a continuous function can be represented by a finite sum of sinusoids?
Awarded Feb 14 at 18:57
FIR filter insufficient stopband attenuation
Awarded Feb 7 at 3:42
How to find PSNR from two images with different size in python
Awarded Feb 6 at 5:40
measuring delay introduced by filter
Awarded Feb 5 at 19:15
Computing FIR filter coefficients
Awarded Feb 5 at 18:10
How to convert digital value from MEMS mic to dB
Awarded Feb 5 at 12:18
Relation between DTFT and DFT
Awarded Feb 4 at 6:26
Window Type Effect on Pwelch vs ShortTimeFFT PSD Result?
Awarded Feb 1 at 23:08
physical energy definition for acoustic signals
Awarded Jan 29 at 21:55
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