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Use step size in surf and imagesc
You need to make up XData & YData arrays with the right values and pass them into surf & imagesc. Something like this: x = ...

más de 8 años hace | 1

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Patch function gives crosses when multiple squares attempted
Yeah, this can be a bit confusing. If you look at the <http://www.mathworks.com/help/matlab/ref/patch.html help for the XYC ...

más de 8 años hace | 1

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minor grid line spacing on log axes of less than 1 decade (answered by myself)
They're not really log spaced differently. Let's look at an example: ydat = linspace(1,100,500); semilogy(ydat) ax...

más de 8 años hace | 2

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Plot several signals but I want nudging or not overlap between them
There are a couple of approaches. If you want to put all of the plots in the same axes, then they're going to share the same...

más de 8 años hace | 0

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Which data are stored in handles of boxplot?
They're the handles of the line objects it created. They've been cast to double (because it's rather old code), but if you're us...

más de 8 años hace | 0

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Combine LineStyleOrder and ColorOrder?!?
Update Starting in MATLAB R2023a you can cycle through LineStyleOrder and ColorOrder together by setting LineStyleCyclingMethod...

más de 8 años hace | 1

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painters renderer ignoring uistack and z values in R2014b
You need to learn about the SortMethod property on the <http://www.mathworks.com/help/matlab/ref/axes-properties.html axes>. I t...

más de 8 años hace | 1

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Why does turning the visibility of a figure to "off" slow things down?
They actually don't do the same thing at all. In the Visible='on' case, the pixels are already sitting in the framebuffer on ...

más de 8 años hace | 0

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"Attempt to modify the tree during an update traversal"
That's some new error checking that was added in R2014b. It's detecting a case where code that's running during a drawnow is...

más de 8 años hace | 0

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Help with MESH command
Did you mean something like this? [r,theta] = meshgrid(linspace(0,1,30),linspace(0,2*pi,30)); x = r.*cos(theta); y = ...

más de 8 años hace | 0

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How to generate a point cloud in 3D?
This might be a good starting point: [x,y,z] = ndgrid(1:5:100,1:5:100,1:5:100); scatter3(x(:),y(:),z(:),'.') <</matla...

más de 8 años hace | 2

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surf(Z) Z= 11x9 double produces a 10x8 surface
When you create a surface, each value in your matrix becomes one of the vertices of the surface. Since the faces of the surface ...

más de 8 años hace | 0

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Want to plot a single point on an ezmesh plot
The ezmeshc function leaves the limits in manual mode. This means that if mins or fval are outside the limits, they won't be str...

más de 8 años hace | 0

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I wanna make graph theory graphs in matlab. what commonds will be use for graph theory?
In R2015b, a new <http://www.mathworks.com/help/matlab/ref/graph.html graph function> was added for exactly this purpose.

más de 8 años hace | 0

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How to assign gradual color to a 3d line based on values of another vector
Unfortunately the line object that plot and plot3 create can't do color data interpolation. Several of the other objects can. Th...

más de 8 años hace | 7

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Coming up with a Unique Matlab Graphics / Plotting Solution
You've got some good ideas above, but I'd like to mention one thing that you're going to have to worry about. When you've got a ...

más de 8 años hace | 0

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How to check if handle is to a deleted axes?
A couple of choices. h = plot(1:10); delete(h) isvalid(h) isgraphics(h) Either of those will return false for a...

más de 8 años hace | 5

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How to control the next color?
If you're using scatter without a CData argument (4th arg), then it's using the ColorOrder property of the axes. You can find so...

más de 8 años hace | 0

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How to plot the real function not just points in matlab?
That's all true, but we should probably stop to tell Karim that MATLAB does have a lot of tools for evaluating points on some of...

más de 8 años hace | 0

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3d graphics rendering very slow
It's hard to know without more details. Graphics performance is fairly complicated because it involves balancing several differe...

más de 8 años hace | 0

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Annotation position driving me mad!! changing the position values won't work...
What did you expect this to do? And how does that differ from what it is doing? Here's a simplified version of your code: ...

más de 8 años hace | 0

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How can I make a moving graph that shows new data as it comes in?
You're probably going to want to use the <http://www.mathworks.com/help/matlab/ref/animatedline.html animatedline object>. I wou...

más de 8 años hace | 0

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Increase the plotting performance in the MATLAB level (drawmode/ optimizing rendering/ down sampling etc)
There isn't a "one size fits all" answer for this. We'd need to know more about what you're doing. The first step is to use ...

más de 8 años hace | 0

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Matlab Cylinder create and make a joint with another cylinder
It's a bit verbose, but the simplest way is probably nested <http://www.mathworks.com/help/matlab/ref/hgtransform.html hgtransfo...

más de 8 años hace | 0

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How to create a ezcontour in cylindrical domain?
Can't you just add the definition of R in terms of X & Y? syms x y r = sqrt(x^2+y^2); t = -r^2 + 1; ezcontour(t) ...

más de 8 años hace | 0

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2015b ghostscript not found - ps2pdf multi-page ps to pdf
We stopped shipping Ghostscript with MATLAB because nothing in MATLAB uses it any longer. If you're still using it, you can down...

más de 8 años hace | 1

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How can i draw a simultaneous animated plot?
Basically you just want one loop with both plotting commands in it. The tricky part of that is that you're currently depending o...

más de 8 años hace | 0

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realmax is really real max, but is realmin really real min?
I think that you're seeing the <https://en.wikipedia.org/wiki/Denormal_number denorms>. They allow you to get closer to 0, but a...

más de 8 años hace | 3

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How do i display a kannada unicode letters into its ASCII value using matlab code
Why do you want to convert to ASCII? MATLAB's native character representation is Unicode, not ASCII. You can display the cha...

más de 8 años hace | 2

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3d plot-surf
You have a couple of options. We were just discussing them in <http://www.mathworks.com/matlabcentral/answers/247422-matlab-2-d-...

más de 8 años hace | 0

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