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Christian Lenz


Active since 2012

Professional Interests: Matlab for research

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Answered
hard figure sorting / management
Generally your code slows down when you try to plot many points in one graph. Maybe you could try to plot only every other point...

plus de 9 ans ago | 0

Question


Solving ODE becomes unstable when using a decaying signal
I'm solving a stiff, time-dependent ode using mass matrix and a jacobian matrix with the ode15s solver. The problem is vectorize...

plus de 9 ans ago | 1 answer | 0

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answer

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ODE15S problem with solver
I try to solve a stiff non-linear ODE including a time-dependent term with ode15s (and I tried others too) using mass matrix. Ma...

plus de 9 ans ago | 1 answer | 0

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answer

Answered
How can I compare whole set of binary images
Would it be possible to use a simpler code? imgOverlap_pos = img1 .* img2; This is pixel-wise multiplication. It can be ...

presque 10 ans ago | 0

Answered
High pass filter in MATLAB
normalize image... A = double( imread('image.jpg')); A = A./max(max(max(A))); keep the rest.

presque 10 ans ago | 0

| accepted

Question


Estimation of Solving Time Left using ODE15s()
I'm using [t,sol] = ode15s( ... ) in order to solve a system of stiff first order ODEs. This works quite well. Used within a sim...

presque 10 ans ago | 0 answers | 0

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Question


Call an external ActiveX method by reference
Hi everybody In my Matlab code I'd like to use an exernal ocx-file as API that is provided by the manufacturer of my measurem...

presque 10 ans ago | 0 answers | 0

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answers