Signal Processing

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Awarded 98 times.
Fastest Algorithm for Distance Transform
Awarded Oct 13 at 18:40
Intuitive explanation of cross-correlation in frequency domain
Awarded Aug 29 at 12:41
Bag of Tricks for Denoising Signals While Maintaining Sharp Transitions
Awarded Jul 26 at 23:50
Is the Laplace transform redundant?
Awarded Apr 25 at 14:16
What effect does a delay in the time domain have in the frequency domain?
Awarded Mar 7 at 13:21
Stationary vs non-stationary signals?
Awarded Jan 30 at 9:51
How do I remove motion blur?
Awarded Jan 29 at 23:11
Why do we choose 44.1 kHz as recording sampling rate?
Awarded Dec 12, 2022 at 10:41
Step by Step Camera Pose Estimation for Visual Tracking and Planar Markers
Awarded Oct 10, 2022 at 20:31
How many taps does an FIR filter need?
Awarded Sep 23, 2022 at 16:25
FIR Filter Design: Window vs Parks McClellan and Least Squares
Awarded Sep 19, 2022 at 19:45
What is a frequency bin?
Awarded Sep 7, 2022 at 17:25
low pass filter and FFT for beginners with Python
Awarded Aug 3, 2022 at 21:10
How does resizing an image affect the intrinsic camera matrix?
Awarded Jun 8, 2022 at 17:25
How do I interpret the DCT step in the MFCC extraction process?
Awarded Dec 29, 2021 at 17:07
How to circularly shift a signal by a fraction of a sample?
Awarded Nov 18, 2021 at 15:33
Variance of White Gaussian Noise
Awarded Oct 6, 2021 at 12:52
Gaussian Blur - Standard Deviation, Radius and Kernel Size
Awarded Jul 9, 2021 at 9:46
What is the cut-off frequency of a moving average filter?
Awarded May 27, 2021 at 3:26
Why can so little digital information be stored on a cassette tape?
Awarded Apr 4, 2021 at 12:46
Mathematics of Harris corner point detection
Awarded Mar 30, 2021 at 16:34
What are the practically relevant differences between various image resampling methods?
Awarded Mar 20, 2021 at 8:30
What is the difference between PSD and squared magnitude of frequency spectrum?
Awarded Dec 19, 2020 at 21:21
Difference between Discrete Time Fourier Transform and Discrete Fourier Transform
Awarded Nov 25, 2020 at 10:15
Why is a linear phase important?
Awarded Nov 10, 2020 at 21:10
Overlap-Add versus Overlap-Save
Awarded Oct 4, 2020 at 12:26
Applying filter in scipy.signal: Use lfilter or filtfilt?
Awarded Aug 19, 2020 at 14:43
What Is the Best First Order IIR (AR Filter) Approximation to a Moving Average Filter (FIR Filter)?
Awarded Aug 6, 2020 at 0:25
Kalman filter for position and velocity: introducing speed estimates
Awarded Feb 21, 2020 at 9:45
What should be considered when selecting a windowing function when smoothing a time series?
Awarded Jul 26, 2019 at 12:45
How to Extrapolate a 1D Signal?
Awarded Jul 26, 2019 at 12:45
What is meant by "stochastic sampling"?
Awarded Jul 26, 2019 at 12:45
Flipping the impulse response in convolution
Awarded May 14, 2019 at 9:50
Which time-frequency coefficients does the Wavelet transform compute?
Awarded Apr 21, 2019 at 4:45
How to find tennis courts in aerial imagery
Awarded Mar 25, 2019 at 8:45
Filter order vs number of taps vs number of coefficients
Awarded Mar 25, 2019 at 8:45
Are Computer Stereo Vision techniques appropriate for sub-millimetre measurements?
Awarded Mar 25, 2019 at 8:45
When is aliasing a good thing?
Awarded Mar 25, 2019 at 8:45
Calculating the PDF of a waveform from its samples
Awarded Mar 25, 2019 at 8:45
What is the true meaning of a minimum phase system?
Awarded Mar 6, 2019 at 2:15
Find the stomata in a plant microscopy image
Awarded Mar 6, 2019 at 2:15
How to create a sine wave generator that can smoothly transition between frequencies
Awarded Oct 18, 2018 at 21:00
The difference between convolution and cross-correlation from a signal-analysis point of view
Awarded Oct 4, 2018 at 6:30
How to understand Kalman gain intuitively?
Awarded Sep 7, 2018 at 10:10
Understanding the Matched Filter
Awarded Jun 13, 2018 at 13:27
Determining the mean and standard deviation in real time
Awarded May 21, 2018 at 2:35
Are there alternatives to the bilinear transform?
Awarded May 21, 2018 at 2:35
Hilbert transform to compute signal envelope?
Awarded May 18, 2018 at 4:40
Why are Gaussian filters used as low pass filters in image processing?
Awarded May 15, 2018 at 21:12
"Complex sampling" can break Nyquist?
Awarded May 10, 2018 at 1:46
What is an algorithm to re-sample from a variable rate to a fixed rate?
Awarded May 4, 2018 at 3:44
What is the most lucid, intuitive explanation for the various FTs - CFT, DFT, DTFT and the Fourier Series?
Awarded May 4, 2018 at 3:44
Meaning of Hilbert Transform
Awarded Mar 22, 2018 at 22:27
Good Language for Implementing Computer Vision System / Algorithm / Application?
Awarded Feb 28, 2018 at 13:28
Does the autocorrelation function completely describe a stochastic process?
Awarded Feb 8, 2018 at 12:43
What Are the Best Algorithms for Document Image Thresholding (Example Inside)?
Awarded Jan 23, 2018 at 7:31
What are the most common algorithms for adaptive thresholding?
Awarded Jan 16, 2018 at 1:29
Why is TV static noise always black and white?
Awarded Jan 15, 2018 at 22:35
What Resources Are Recommended for an Introduction to Signal Processing (DSP)?
Awarded Oct 31, 2017 at 14:56
Why is the FFT "mirrored"?
Awarded Oct 24, 2017 at 22:59
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