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connecting 2 object that separately but their location is close ?
To connect regions, you can use imclose() mask = imclose(mask, true(9)); % Vary the 9 to connect more or less close regions. T...

4日 前 | 0

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Matlab Image Cropping problem
Attach your cameraman.tif. Evidently you changed the one that ships with MATLAB because that one is not a color image and your ...

5日 前 | 0

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create a vector without for
Try a = 1 : 10 b = 1 : 10 ... j = 1 : 5 outputVector = [a, b, c, d, e, f, g, h, i, j]

5日 前 | 0

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How to append fields of a structure from different/many script file?
If you want network to have the "node" field you modified inside of the app() function, then you need to return network from the...

5日 前 | 0

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How can I turn the following code to a surface plot
Use surf() surf(X(:,1), X(:,2), X(:,3), 'EdgeColor', 'none'); If that doesn't work, attach your X, Y, E, F, and k in a .mat fi...

5日 前 | 0

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How to prevent addition from showing up in command window
Try this: numberOfTerms = 10; maxIterations = 1000000; % To prevent infinite loops. loopCounter = 1; theError = 1; while th...

5日 前 | 0

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RMSE between original and predicted values.
Without any other information, the maximum likelihood prediction for every element would be the mean of the entire signal. But ...

5日 前 | 0

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Interpolate 1 array to another
If you have the Image Processsing Toolbox, use imresize(): array1NewSize = imresize(array1, size(array2));

5日 前 | 0

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Multiple Linear Regression using fitlm function
Why not do coefficients = y \ x; where y and x are tall matrices that have your observation values listed? (Or maybe it's y/x...

5日 前 | 1

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How to apply thresholding at different parts of an image?
I think this is simply a labeling problem so you can use the built-in function bwlabel(). You said you have a threshold for eve...

5日 前 | 0

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How to call variable (with index) using string?
Ignoring the probably bad idea that these are variable names that you will refer to later and try to use (because I'm sure Steph...

6日 前 | 0

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Why is N not being displayed?
Because you initialized error to 1 so it never enters the while loop at all. By the way, do not call your variables "error", "s...

6日 前 | 0

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Reverse calculate a table of values
Edited according to your new info in your comment to Star: If the desired Z value is definitely in your Z matrix, then you can ...

6日 前 | 1

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Sequence a_n =1/n
See The FAQ. It answers the question. Look at the rest of the FAQ for lots more goodies.

6日 前 | 0

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Data interpolation from array
Depends. What to the columns and rows represent? I'd probably say just use interp1() for each column one at a time. Attach ...

6日 前 | 0

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Extract the X and Y values of curve in image
Try this link

6日 前 | 0

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I am doing a project on determining the qulality of rice seeds using image processing. How do I measure the length, breadth, eccentricity etc of the grain using the image of the grains as an input?
See my Image Segmentation Tutorial. It will show you the basics of image segmentation and measurement of parameters.

6日 前 | 0

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We need to install Global Optimization Tool
Contact tech support by telephone and ask for Installation for the fastest (and free) help.

7日 前 | 1

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Is there a way for 'Smart Breaking' of code lines?
Do you want to split these lines into multiple lines manually, or automatically via a script? You can split any line apart as l...

7日 前 | 0

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Report bug on document of gmres
On the bottom of the documentation for any function, click on one of the 5 stars. It will bring up a box that asks you why you ...

7日 前 | 1

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Rotate a 3D data cloud to align with one axis
You might be looking for the view() function, if you want to rotate the whole coordinate system (data plus axes) so that you're ...

8日 前 | 0

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Normalise data in Matlab
If you have data for only some (x,y) locations and then you want to interpolate data values for the missing (x,y) locations, the...

8日 前 | 0

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Adding text to axis label.
Use the xlabel() and ylabel() commands instead. xlabel('RWD','FontSize',8, 'FontWeight','bold'); If you want to use text() bec...

8日 前 | 0

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How to sort filenames that are stored by dir command
It's best if you can create the filenames with leading zeros, if you can. If you are stuck with those names, see this link on n...

8日 前 | 0

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Image as function input
Get rid of the "clear" in that function, after the tic statement. That clear is deleting whatever you passed in for img and o...

8日 前 | 0

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How to construct a feature matrix X where rows correspond to pixels and columns correspond to features?
What are the features? The lab values? Have you tried just using brackets and parentheses? labImage = rgb2lab(rgbImage); lIm...

8日 前 | 1

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writing into an image does not work as expected
Try to make it a uint8 image: newImage = ones(10, 10, 3, 'uint8); The problem was that it was double, and if it's double it ex...

8日 前 | 0

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how to calculate the distance between different pixels
Try this to get the mean separation: clc; % Clear the command window. close all; % Close all figures (except those of imto...

8日 前 | 1

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Can I plot axis on top of a figure
See attached demos where I inset an axes on top of another, underneath axes.

9日 前 | 0

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How to display two things on one line?
Use fprintf(): fprintf('The first random variable is %d.\n', x);

9日 前 | 0

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