Community Profile

# Eric Michel

### KHU

17 total contributions since 2010

Contributions in
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Submitted

Normalized Mean Square Error
Normalized Mean Square Error of an Image

Submitted

Evaluating image filtering performance
Quantitative evaluation of filtered images by beta metric, NMSE and NERR.

Submitted

Noise Energy Reduction Ratio
Evaluate the rate of noise between two images

Submitted

beta metric
EDGE PRESERVATION USING BETA METRIC

Question

Computing SNR of complex data
I want to compute SNR of a complex 3D signal of the form: S=|A|exp(jP) were |A| is the magnitude and P is the phase of my...

2 years ago | 0 Answers | 0

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Submitted

Geometric Nonlinear Diffusion Filter
An adaptive filter for robust noise removal while edge preservation

Submitted

Geometric Nonlinear Diffusion Filter Demo
Demonstration of the GND filter

Question

Nonlinear filtering of complex-valued images
I have a complex data 3D volume and I would like to apply a non-linear denoising filter (meaning removing noise while preserving...

3 years ago | 0 Answers | 0

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Responded

Re: limit fsolve to converge only to a real solution (not imaginary numbers)
Hello Matt J, Thank you for your detailed explanation. I guess you are beyond my skills in math and your observations are convi...

3 years ago | 7390 views

Responded

Re: limit fsolve to converge only to a real solution (not imaginary numbers)
Thank you Torsten, Still trying your recommendation with lsqnonlin for 8 equations and 4 unknowns but still the weird noisy resu...

3 years ago | 7390 views

Responded

Re: limit fsolve to converge only to a real solution (not imaginary numbers)
Hello Torsten, thanks so much again. I don't want to confuse you, let's consider again the first formulation. I can not accept t...

3 years ago | 7390 views

Responded

Re: limit fsolve to converge only to a real solution (not imaginary
Thank you Nasser, Taking the real part of the solution is not what i need. I need an numerical solver that can be limited to gi...

3 years ago | 7390 views

Responded

Re: limit fsolve to converge only to a real solution (not imaginary numbers)
I also apply this reformulated version the problem trying to not include any imaginary numbers in the set of equations and in fa...

3 years ago | 7390 views

Responded

Re: limit fsolve to converge only to a real solution (not imaginary numbers)
Thank you Matt J, I also try your method but the solutions for x,y,z and r also look weird (like a noisy images since they are 2...

3 years ago | 7390 views

Responded

Re: limit fsolve to converge only to a real solution (not imaginary numbers)
Thank you Torsten, I try your method but the solutions for x,y,z and r look weird (like a noisy images since they are 2D images)...

3 years ago | 7390 views

Posted

limit fsolve to converge only to a real solution (not imaginary numbers)
Hello there, I am trying to solve this system of non-linear eqns. by using "fsolve" but as you may notice this may lead to a com...

3 years ago | 7390 views

Responded

Re: Pratt Figure of merit
I have the same question but acctually I just want to know how can I get the number of IDEAL PIXELS if I only have an observed n...

6 years ago | 7721 views