User meduz

10 votes

What is the Gabor filter? And what are its main uses?

answered Mar 9, 2012 at 21:58

7 votes

Accepted

Looking for Fastest 2D Convolution in Python on a CPU

answered Nov 21, 2017 at 9:19

5 votes

Accepted

Why is histogram equalization called as "equalization"?

answered Jan 16, 2014 at 20:44

4 votes

Why are Gaussian filters used as low pass filters in image processing?

answered Dec 13, 2013 at 8:34

4 votes

Standard deviation of spectral flatness -- so what am I measuring, conceptually?

answered Jun 29, 2012 at 13:03

3 votes

What is the bandwidth of a (real) sinusoidal tone, and pulse?

answered Jul 6, 2012 at 14:09

3 votes

Anisotropic diffusion

answered Apr 4, 2014 at 8:04

2 votes

What is the physical meaning of the convolution of two signals?

answered Feb 13, 2014 at 20:25

2 votes

Particle filter, resampling step implementation

answered Feb 21, 2014 at 11:06

2 votes

Accepted

proving that a log gabor filter has 0 DC offset

answered Jan 30, 2014 at 20:48

2 votes

What is the difference between normalized peak of correlation, versus peak of correlation divided by its average?

answered Mar 17, 2012 at 12:03

2 votes

Understanding this Gabor Filter equation

answered Sep 18, 2015 at 10:26

1 vote

Apply a Gabor filter to an input image

answered Nov 14, 2015 at 12:52

1 vote

Accepted

Optical Flow: Method to estimate a very small displacement

answered Apr 7, 2017 at 8:34

1 vote

Create images with sub-pixel shift

answered Aug 18, 2017 at 18:59

1 vote

Accepted

Generating a noisy sine wave in Python, efficiently

answered Aug 14, 2015 at 7:37

1 vote

Encoding sequence of unfair coin flips

answered Jul 20, 2020 at 7:34

1 vote

What interpolation methods can I use to get the tightest fit for these curves?

answered Mar 17, 2012 at 11:56

1 vote

Accepted

What do colored noises look like in the time domain?

answered Dec 29, 2012 at 13:46

1 vote

Plotting wavelet co-efficients

answered Sep 12, 2013 at 19:49

1 vote

mean of wavelet for image processing

answered Feb 13, 2014 at 20:01

0 votes

Why does the high frequency component of an image contain more noise?

answered Feb 13, 2014 at 20:08

0 votes

Angle Averaging

answered Jan 30, 2014 at 21:00

0 votes

Detecting the Prescence of a "Tail"

answered Jun 13, 2014 at 8:49

0 votes

Particle filter Tracking

answered Jun 21, 2014 at 9:03

0 votes

Tips for programming scientific articles

answered Apr 13, 2018 at 7:35

0 votes

Oscillations on Hilbert envelope

answered Nov 14, 2015 at 13:06

0 votes

Equivalent of Fourier transform for Gaussians?

answered Dec 29, 2016 at 21:33

0 votes

When are two signals orthogonal?

answered Feb 3, 2017 at 8:42

0 votes

If humans can only hear up to 20 kHz frequency sound, why is music audio sampled at 44.1 kHz?

answered Mar 9, 2017 at 21:31

Stack Exchange Network

30 Answers

What is the Gabor filter? And what are its main uses?

Looking for Fastest 2D Convolution in Python on a CPU

Why is histogram equalization called as "equalization"?

Why are Gaussian filters used as low pass filters in image processing?

Standard deviation of spectral flatness -- so what am I measuring, conceptually?

What is the bandwidth of a (real) sinusoidal tone, and pulse?

Anisotropic diffusion

What is the physical meaning of the convolution of two signals?

Particle filter, resampling step implementation

proving that a log gabor filter has 0 DC offset

What is the difference between normalized peak of correlation, versus peak of correlation divided by its average?

Understanding this Gabor Filter equation

Apply a Gabor filter to an input image

Optical Flow: Method to estimate a very small displacement

Create images with sub-pixel shift

Generating a noisy sine wave in Python, efficiently

Encoding sequence of unfair coin flips

What interpolation methods can I use to get the tightest fit for these curves?

What do colored noises look like in the time domain?

Plotting wavelet co-efficients

mean of wavelet for image processing

Why does the high frequency component of an image contain more noise?

Angle Averaging

Detecting the Prescence of a "Tail"

Particle filter Tracking

Tips for programming scientific articles

Oscillations on Hilbert envelope

Equivalent of Fourier transform for Gaussians?

When are two signals orthogonal?

If humans can only hear up to 20 kHz frequency sound, why is music audio sampled at 44.1 kHz?