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Jakub Rysanek


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Last seen: más de 2 años hace |  Con actividad desde 2014

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

alrededor de 7 años hace | 0

Pregunta


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...

más de 7 años hace | 1 respuesta | 0

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Respondida
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...

más de 7 años hace | 0

Respondida
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...

más de 7 años hace | 0

Respondida
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...

más de 7 años hace | 0

Respondida
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(...

más de 7 años hace | 0

| aceptada

Respondida
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 ...

más de 7 años hace | 1

Respondida
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...

más de 7 años hace | 2

Respondida
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')...

más de 7 años hace | 2

| aceptada

Respondida
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])

más de 7 años hace | 0

Respondida
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 ...

más de 7 años hace | 0