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Jakub Rysanek


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Last seen: plus de 2 ans il y a |  Actif depuis 2014

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A répondu
Differentiation without symbolic toolbox. Is it possible numerically?
<https://www.mathworks.com/matlabcentral/fileexchange/59438-symbolic-derivatives>

environ 7 ans il y a | 0

Question


M2014b+ graphics, changing legend orientation ex post
Under new Matlab graphics, changing the legend orientation does not work well if the legend was created with all 4 output argume...

plus de 7 ans il y a | 1 réponse | 0

1

réponse

A répondu
Orange Color isolate from the image
You can define a set of RGB codes that define "orange" color and then apply image thresholding like this: % Load image from...

plus de 7 ans il y a | 0

A répondu
how to do differentiation?
If you do not have access to Symbolic Math Toolbox, you may want to use one of my recent FileExchange submissions: <http://ww...

plus de 7 ans il y a | 0

A répondu
Problem with solving equation with 'FSOLVE'
To me it appears that the initial conditions to your optimization problem must lie within a specific, perhaps bounded, region. F...

plus de 7 ans il y a | 0

A répondu
How can I maintain zoom ratio in refreshing plot?
You can assign a user-defined callback function to the zooming tool: figure; plot(1:10); zz = zoom(); set(...

plus de 7 ans il y a | 0

| A accepté

A répondu
Rotate the plot at 45 degree
I would simply rotate all data using the planar (2D) transform with respect to the origin: angle = pi/4; reference_line ...

plus de 7 ans il y a | 1

A répondu
How to insert image in MatLab
imread() can import whole bunch of graphical data types, including .jpg and .png. Conversion to .png, as you ask, is not necessa...

plus de 7 ans il y a | 2

A répondu
How to setup legend for a figure with two axes (left and right)?
You can create the legend using the handles of your line objects: l1=line('parent',ax(1),'xdata',x,'ydata',y11,'color','b')...

plus de 7 ans il y a | 2

| A accepté

A répondu
Please help me to solve this newton-raphson method
In this case I would go with roots([1,-16.05,88.75,192.0375,116.35,31.6875])

plus de 7 ans il y a | 0

A répondu
Solving linear systems with the QR factorisation
[1] If the solution of Ax=b is believed to be unique: [qq,rr] = qr(A); x = rr\qq.'*b; [2] If the system Ax=b has ...

plus de 7 ans il y a | 0