Signal Processing

Excavator

 Excavator
Edit first post that was inactive for 6 months.
Awarded 332 times.
Indexing in DFT (from an old paper)
Awarded Nov 21 at 4:27
What is the difference between the PSD and the Power Spectrum?
Awarded Nov 7 at 4:18
Image not divisable by 8? (JPEG Compression)
Awarded Oct 27 at 3:16
VOFDM (Vector OFDM) advantages and disadvantages
Awarded Oct 19 at 4:02
Fastest Algorithm for Distance Transform
Awarded Oct 4 at 4:21
Units of a Fast Fourier Transform (FFT) and Spectrogram [closed]
Awarded Aug 11 at 4:17
Fourier Transform Units
Awarded Jul 24 at 4:16
Fastest implementation of fft in C++?
Awarded Jul 23 at 5:42
Interpolation from discrete time fourier transform in python
Awarded Jul 22 at 5:27
Estimate Sine Frequency under White Noise — simple and effective method
Awarded Jul 12 at 7:21
Implementing inverse FFT using forward FFT and time-reversal property
Awarded Jul 6 at 5:05
What kind of filter is that? Is it IIR?
Awarded Jul 1 at 4:10
How to make a Power Spectral Density Plot in R
Awarded Jun 27 at 4:52
Peak Signal to Noise Ratio (PSNR) in Python for an Image
Awarded Jun 23 at 7:05
Is Fourier series a sampled version of Fourier transform?
Awarded Jun 16 at 4:56
How to Design Nonlinear Phase FIR Filter?
Awarded Jun 16 at 4:56
What's wrong with this code for tomographic reconstruction by the Fourier method?
Awarded Jun 1 at 5:55
Is there a penis-detection demo similar to face-detection?
Awarded May 30 at 4:07
Understanding GCC-PHAT as a Feature
Awarded May 25 at 16:15
Phase Unwrapping Issue of IQ data sample in Radar Signal Processing
Awarded May 6 at 4:17
Differences between soft knee and hard knee in Dynamic Range Compression (DRC)?
Awarded May 5 at 5:10
What is the meaning of the channel gain is normalized
Awarded Apr 18 at 4:06
Getting the DTFT from the DFT samples
Awarded Mar 27 at 5:06
Find the minimum number of arithmetic operations required for 2D Filters [closed]
Awarded Mar 4 at 6:02
Translating Matlab scrambler function to C
Awarded Mar 2 at 5:17
What are the typical annotation styles for optical flow?
Awarded Feb 10 at 4:26
FM Receiver and Delay simulation GNU Radio - Issue with modifying Delay block in run-time
Awarded Jan 6 at 4:18
Calculate 1D Power Spectrum from 2D Images
Awarded Jan 3 at 21:20
When to use Fourier, Laplace and Z transforms?
Awarded Dec 13, 2022 at 4:11
Wavelet "center frequency" explanation? Relation to CWT scales?
Awarded Dec 5, 2022 at 4:34
Audio time stretching, without pitch shifting
Awarded Nov 26, 2022 at 4:58
What is a frequency bin?
Awarded Nov 8, 2022 at 4:28
Is this system invertible or not?
Awarded Oct 28, 2022 at 4:15
Decimation FFT Result
Awarded Oct 18, 2022 at 0:51
Why so many methods of computing PSD?
Awarded Oct 12, 2022 at 9:16
how can we align two signals with a time lag in between?
Awarded Oct 10, 2022 at 14:04
What is a memoryless system?
Awarded Sep 22, 2022 at 4:26
Frequency spectrum of signal - Matlab
Awarded Aug 14, 2022 at 4:38
Programming a Vocoder
Awarded Jul 27, 2022 at 4:25
Modern Method for 1D Signal Segmentation
Awarded Jul 22, 2022 at 5:10
HHT and how to plot the Hilbert spectrum
Awarded Jun 25, 2022 at 4:41
Scaling Function in Wavelet Analysis
Awarded Jun 16, 2022 at 6:46
Understanding FFTs for simple Circular Function (sin/cos)
Awarded Jun 9, 2022 at 4:51
Power spectrum estimate from FFT
Awarded Jun 1, 2022 at 5:10
Flipping the impulse response in convolution
Awarded May 23, 2022 at 6:41
Zero-pad before or after windowing for FFT
Awarded May 9, 2022 at 5:26
(post deleted or otherwise unavailable)
Awarded Apr 27, 2022 at 4:42
Serial filtering using FFT
Awarded Apr 24, 2022 at 5:48
Spectral averaging without phase information
Awarded Mar 30, 2022 at 4:05
Isolating bat species without prior training base
Awarded Mar 24, 2022 at 5:11
Fundamental scientific publication in up conversion down conversion
Awarded Mar 20, 2022 at 4:01
How does shift and scaling inside of a function affect its Fourier Transform?
Awarded Mar 4, 2022 at 5:15
What does Cooley–Tukey FFT algorithm calculates in order to compute DFT
Awarded Mar 4, 2022 at 5:15
Why can we have non-integer frequency bins in FFT?
Awarded Feb 16, 2022 at 4:11
How to find the output mean and autocorrelation of a non-linear system
Awarded Feb 16, 2022 at 4:11
What is the difference between cubic interpolation and cubic "Spline" interpolation?. How to use it for upsampling purpose?
Awarded Feb 15, 2022 at 4:17
What is the purpose of the filtering the image data in the PNG file format
Awarded Feb 5, 2022 at 5:17
What's the computational complexity of MMSE equalizer in OFDM system
Awarded Jan 25, 2022 at 4:56
Minimum statistics noise estimate - how to calculate the underestimation factor?
Awarded Jan 21, 2022 at 15:15
Detecting defects/differences in printed images
Awarded Jan 19, 2022 at 4:08
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