Answered

Best Descriptor for goodness of fit

The best descriptor for goodness of fit is some measure of the divergence between the distribution of residuals of your fit and ...

Best Descriptor for goodness of fit

The best descriptor for goodness of fit is some measure of the divergence between the distribution of residuals of your fit and ...

29 Tage ago | 0

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Answered

How to plot a contour diagram?

You should be able to do that with pcolor-in-polar-coordinates. Perhaps you might need to lightly modify the function to exactly...

How to plot a contour diagram?

You should be able to do that with pcolor-in-polar-coordinates. Perhaps you might need to lightly modify the function to exactly...

etwa ein Monat ago | 0

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Answered

Creating a vector from a set of coordinates

If you do: r = [x(:),y(:)]; % (:) forms column-vectors of any-dimensional array. Then you will find: p1 = r(1,:) HTH

Creating a vector from a set of coordinates

If you do: r = [x(:),y(:)]; % (:) forms column-vectors of any-dimensional array. Then you will find: p1 = r(1,:) HTH

etwa ein Monat ago | 0

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Answered

legend color does match with drawn lines?

When you want proper control of what is shown in legends always use the graphics-handles returned by the plotting-functions: fi...

legend color does match with drawn lines?

When you want proper control of what is shown in legends always use the graphics-handles returned by the plotting-functions: fi...

etwa ein Monat ago | 0

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Answered

How to delete the last subplot?

The ha variable will be handles to the different subplot axes. To delete one subplot you simply do: idx2kill = 15; delete(ha(i...

How to delete the last subplot?

The ha variable will be handles to the different subplot axes. To delete one subplot you simply do: idx2kill = 15; delete(ha(i...

etwa ein Monat ago | 1

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Answered

Divergence, curl and potential function of 2D vector fields

Ok, if this is only a question abut whether the vector-field is conservative then it is a physics/vector-calculus "home-work" qu...

Divergence, curl and potential function of 2D vector fields

Ok, if this is only a question abut whether the vector-field is conservative then it is a physics/vector-calculus "home-work" qu...

etwa ein Monat ago | 0

Answered

Issues in plotting two graphs in the same plot with hold on function

In the screenshot matlab creates a new figure and makes the second plot in that figure, in the second you don't create the secon...

Issues in plotting two graphs in the same plot with hold on function

In the screenshot matlab creates a new figure and makes the second plot in that figure, in the second you don't create the secon...

etwa ein Monat ago | 0

Answered

How to match voronoi area to it's point

The way I interpret your question each point [xroi,yroi] will be inside one Voronoi-cell (though my QD-tests leave a couple of e...

How to match voronoi area to it's point

The way I interpret your question each point [xroi,yroi] will be inside one Voronoi-cell (though my QD-tests leave a couple of e...

etwa ein Monat ago | 0

Answered

Nested for loop not working

You seem to have two for-loops with kk as index. That is not going to work in any robust way. For clarity I've learnt that to av...

Nested for loop not working

You seem to have two for-loops with kk as index. That is not going to work in any robust way. For clarity I've learnt that to av...

etwa ein Monat ago | 0

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Answered

Merging different color channels

Sure, they are after all nothing but 2-D arrays representing different aspects of an image. Just combine them any which way you ...

Merging different color channels

Sure, they are after all nothing but 2-D arrays representing different aspects of an image. Just combine them any which way you ...

etwa ein Monat ago | 1

Answered

How to use scandinavian letters in text() when using latex as interpreter?

This at least displays the characters in the figure on screen (I've had varying successes printing to file): text(.25,.25,'$\te...

How to use scandinavian letters in text() when using latex as interpreter?

This at least displays the characters in the figure on screen (I've had varying successes printing to file): text(.25,.25,'$\te...

etwa ein Monat ago | 0

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Answered

Does anyone know how to create colors?

Colours can be specified by rgb-values in a 1-by-3 array with values between zero and one. So for example: light_blue = [0.5 0....

Does anyone know how to create colors?

Colours can be specified by rgb-values in a 1-by-3 array with values between zero and one. So for example: light_blue = [0.5 0....

etwa ein Monat ago | 0

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Answered

How can I solve this type of integration?

This seems like a natural case for a for-loop. Something like this: your_sum_of_integrals = 0; for j1 = 1:100 your_sum_of_i...

How can I solve this type of integration?

This seems like a natural case for a for-loop. Something like this: your_sum_of_integrals = 0; for j1 = 1:100 your_sum_of_i...

etwa ein Monat ago | 0

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Answered

Create an image (pixels) circle with slices (not from the center) and paint each slice a different color

(The background image looked rather nice if you ask me...) If you want to find those wedge-shaped regions I think inpolygon woul...

Create an image (pixels) circle with slices (not from the center) and paint each slice a different color

(The background image looked rather nice if you ask me...) If you want to find those wedge-shaped regions I think inpolygon woul...

etwa ein Monat ago | 0

Answered

How to do Double integral with two function handle.

Should look something like this: fun = integral2(@(theta,omega1) temp1(theta,omega1).*cos(omega1.*a1.*sin(theta)),0,2.*pi,0,inf...

How to do Double integral with two function handle.

Should look something like this: fun = integral2(@(theta,omega1) temp1(theta,omega1).*cos(omega1.*a1.*sin(theta)),0,2.*pi,0,inf...

etwa ein Monat ago | 0

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Answered

Locate points on a line graph of an image

For that type of task I occasionally use grabit - which is a very useful tool. Automatic detection is also possible but more oft...

Locate points on a line graph of an image

For that type of task I occasionally use grabit - which is a very useful tool. Automatic detection is also possible but more oft...

etwa ein Monat ago | 0

Answered

Titles of Subplot which re depend on Multiselect File Title

You have a simple bug - both your for-loops uses the same loop-variable, k. That's the cause of your problem. My method to avoid...

Titles of Subplot which re depend on Multiselect File Title

You have a simple bug - both your for-loops uses the same loop-variable, k. That's the cause of your problem. My method to avoid...

etwa ein Monat ago | 0

Answered

Performing multiple Operating system commands in a loop

What I typically do in situations like these is to create a "cmd_string" and then first run the loop (or a shorter loop in case ...

Performing multiple Operating system commands in a loop

What I typically do in situations like these is to create a "cmd_string" and then first run the loop (or a shorter loop in case ...

etwa ein Monat ago | 0

Answered

How to split an image into several curved shape small images?

You should be able to do that with interp2, you just have to select the coordinates of your curved regions to use for interpolat...

How to split an image into several curved shape small images?

You should be able to do that with interp2, you just have to select the coordinates of your curved regions to use for interpolat...

etwa ein Monat ago | 0

Answered

Unable to meet integration tolerances

You might get enough control of ode15s by telling it to keep the solutions nonegative, try setting the "NonNegative" field to a ...

Unable to meet integration tolerances

You might get enough control of ode15s by telling it to keep the solutions nonegative, try setting the "NonNegative" field to a ...

etwa ein Monat ago | 0

Answered

I want to take modulus of complex number in polar coordinates in matlab .

The only definition of modulus of a complex number I can find is what is done with the abs-function. In that case you simlpy do:...

I want to take modulus of complex number in polar coordinates in matlab .

The only definition of modulus of a complex number I can find is what is done with the abs-function. In that case you simlpy do:...

etwa ein Monat ago | 0

Answered

How to make a colorbar with single color with varying intensity?

Perhaps the ice colormap from cmocean-perceptually-uniform-colormaps (or parts of that one or modifications of any oth the other...

How to make a colorbar with single color with varying intensity?

Perhaps the ice colormap from cmocean-perceptually-uniform-colormaps (or parts of that one or modifications of any oth the other...

etwa ein Monat ago | 0

Answered

I need to plot the equal width of colorbar like attached image . exampel [0 1 2 4 8 16 32] in all interval width of the colorbar should be same.

There are several tools for that on the file exchange. This for example seems to contain the feature you're looking for: non-uni...

I need to plot the equal width of colorbar like attached image . exampel [0 1 2 4 8 16 32] in all interval width of the colorbar should be same.

There are several tools for that on the file exchange. This for example seems to contain the feature you're looking for: non-uni...

etwa 2 Monate ago | 1

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Answered

Warning: Integer operands are required for colon operator when used as index. How can I rectify this?

Make sure that your variable f_size is an integer, perhaps something like this solves your problem: f_size = round(f_d*fs);% ce...

Warning: Integer operands are required for colon operator when used as index. How can I rectify this?

Make sure that your variable f_size is an integer, perhaps something like this solves your problem: f_size = round(f_d*fs);% ce...

etwa 2 Monate ago | 0

| accepted

Answered

How to make a function recursive in a specific position?

You should have a good look at the functional-programming-constructs toolbox on the file exchange - it shows an example of how t...

How to make a function recursive in a specific position?

You should have a good look at the functional-programming-constructs toolbox on the file exchange - it shows an example of how t...

etwa 2 Monate ago | 0

Answered

2D circular interpolation (theta, phi) angles

Simply concatenate the Z-values for columns and rows corresponding to theta and phi equal 0 and 1 at the end of Z and extend the...

2D circular interpolation (theta, phi) angles

Simply concatenate the Z-values for columns and rows corresponding to theta and phi equal 0 and 1 at the end of Z and extend the...

etwa 2 Monate ago | 0

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Answered

Plot Three Variables with Three separate Y axis

You might use the plotyyy function from the matlab file excange to do just that. Or any of the other functions that show up when...

Plot Three Variables with Three separate Y axis

You might use the plotyyy function from the matlab file excange to do just that. Or any of the other functions that show up when...

etwa 2 Monate ago | 1

| accepted

Answered

My legend does not display the right colours. Can anyone help with this?

To gain complete control over your legending use the plot-handles that plot returns. Something like this: figure(13) ph1 = plo...

My legend does not display the right colours. Can anyone help with this?

To gain complete control over your legending use the plot-handles that plot returns. Something like this: figure(13) ph1 = plo...

etwa 2 Monate ago | 0

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Answered

how can i make subplots larger without manually stretching them ?

For figures like this I find it important to remove the xlabel-text except along the bottom row - this saves valuable real-estat...

how can i make subplots larger without manually stretching them ?

For figures like this I find it important to remove the xlabel-text except along the bottom row - this saves valuable real-estat...

etwa 2 Monate ago | 0

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Answered

angles to arrows representation

Arrow in 2-D: r_from_origin = l*[cos(theta),sin(theta)]; Arrow in 3-D: r_from_origin = l*[cos(phi)*sin(theta),sin(phi)*sin(th...

angles to arrows representation

Arrow in 2-D: r_from_origin = l*[cos(theta),sin(theta)]; Arrow in 3-D: r_from_origin = l*[cos(phi)*sin(theta),sin(phi)*sin(th...

etwa 2 Monate ago | 0