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Nico Lange


Last seen: 4 mois ago
7 total contributions since 2020

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Solve differential equation system with ode45
No, the full system of ODEs ist 2*F+H'=0 F²+F'*H-G²-F''=0 2*F*G+H*G'-G''=0 P'+H*H'-H''=0 with initial Parameters x=0 => ...

4 mois ago | 0

Question


Solve differential equation system with ode45
Hello there, I don't know if this is more of a mathematical problem or a programming problem... I have the following different...

4 mois ago | 2 answers | 0

2

answers

Question


OutputFcn for selfmade function to show iteration steps
Hello there, I have written my own Levenberg-Marquardt Algorithm as shown below. Now I want to show every step of the Iteratio...

5 mois ago | 1 answer | 0

1

answer

Question


Show every step of lsqnonlin won't work
Hello there, I want so visualize every step of lsqnonlin() in an example of 10 random generated points for a circle in the same...

5 mois ago | 1 answer | 0

1

answer

Question


How to show every iteration step of lsqnonlin()?
Hello again, I am solving a nonlinear compensation problem on a cirlce. So first i am creating 10 points randomly. phi1=1:((2*...

5 mois ago | 1 answer | 0

1

answer

Question


Infinite Recursion in own Levenberg-Marquardt Code
Hello there, I am writing an Levenberg-Marquardt Algorithm to calculate a circle out of ten points. x1 and y1 are 10 points ...

5 mois ago | 2 answers | 0

2

answers

Question


multiple function_handle in one function
Hello there, I have the following function handle (function of a cirlce): f1=@(a)((x1-a(1)).^2+(y1-a(2)).^2-a(3).^2); x=a(1...

5 mois ago | 1 answer | 0

1

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