Answered
How to use matlab function to fill or label the previous or next column cells with respect to certain column of of a matrix with a number (3)
Try imdilate() -- it's a local max filter. se = [0,0,0;1,1,1;1,1,1] outputMatrix = imdilate(inputMatrix, se);

14 dagen ago | 1

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Answered
How to create a random distribution of 2 words in 30 places?
Try this: sentence = []; for k = 1 : 30 sentence = sprintf('%sword%d ', sentence, k); end sentence replacementWords = {'m...

14 dagen ago | 0

Answered
How to find out the points collection which has the same minimum distance to the boundary of a closed image
Try imdilate() to expand it out 5 pixels. xy = [10,30; 20,40; 50,30; 50,20; 40,20; 30,10; 20,10; 10,20] x = xy(:, 1); y = xy(...

14 dagen ago | 1

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Answered
How to make a code using flip & slide method and without using conv function ?
It's simply convolution: x = [1 2 3]; h = [4 5 6]; output = conv(x, h) output = 4 13 28 27 18

14 dagen ago | 1

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Answered
Line or segment of line that touch all pixels in a structure
Maybe try bwdistgeodesic().

14 dagen ago | 0

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Noise removal in image segmentation
Well knotholes are certainly objects so it makes sense that it found them. If you just want things that stick up above the surf...

14 dagen ago | 0

Answered
Is Walter Roberson a real person, or is he some kind of Matlab AI robot?
Yes, Walter is a real person. In fact at the Annual Meetings in June of this year, he received a highly prestigious MATLABBY Aw...

14 dagen ago | 9

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convert line to pixel coordinate
Use bwdist().

14 dagen ago | 0

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How do I draw the scatterplot of an RGB image?
You need to use colorcloud(). It does a 3-D scatterplot of the RGB gamut.

14 dagen ago | 0

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T-test on two classifiers
Do you have ground truth for your data? If so, why not simply get the accuracy percentage for each classifier?

16 dagen ago | 0

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I've created my own Otsu thresholding function, but is isn't working properly
See how the Mathworks does it: >> edit otsuthresh.m

16 dagen ago | 0

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How to create a RGB image with reflectances ?
See File Exchange: https://www.mathworks.com/matlabcentral/fileexchange/51560-get_xyz

16 dagen ago | 1

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Checking if word/words are present in a sentence in a table cell.
Try contains(). if contains(ca{2, 1}, 'M3 TRIPPED') % It contains that phrase in row 2, column 1 of cell array called ca ...

18 dagen ago | 0

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Answered
Get pixel of data coordinate
You can use getpixel() to get the pixel value, or use indexing, like pixelValue = yourImage(y, x, :). To put an arrow into the ...

19 dagen ago | 0

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How can I remove the toolbar from the axes, but keep it at the top of the window?
See the official toolbar answer here in this Mathworks Support Answer In short: addToolbarExplorationButtons(gcf) % Adds butto...

23 dagen ago | 2

Answered
[Solved] Fitting exponential decay function
You can use fitnlm(). See attached demo. I can't use your actual data because you forgot to attach it.

23 dagen ago | 1

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How to generate random projection matrices?
Not sure what you mean by projection, but the radon transform does projections. That's its claim to fame. It basically projects...

23 dagen ago | 0

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How to set boundaries between 3 curves and shade the region
Try fill() or patch(). If you can't figure out how to get the region (x,y) boundaries, just ask.

25 dagen ago | 1

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How to Automatically remove noise using Image historgram based?
I don't believe so, at least not via a global operation, since the noise is likely very close to the local means. So you can't ...

25 dagen ago | 1

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Answered
Z must be matrix, how to determine size of reshape
If they're in a grid in an N-by-3 array, extract them first x = xyz(:, 1); y = xyz(:, 2); z = xyz(:, 3); Then try surf(x, y...

25 dagen ago | 0

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how to stop changing of a variable?
Instead of this if s<200 logic=1; else logic=0; do this logic = s < 200; % Just one line, not a whole if/else bloc...

26 dagen ago | 0

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Unable to acquire image with connected teledyne dalsa camera
Contact the manufacturer. You'll need to "Register a third party adapter" from the pulldown menu in imaqtool.

26 dagen ago | 0

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How can blur an image
See my manual convolution routine, attached.

26 dagen ago | 0

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Can I acess value of variable in legend of plot
I would make up each legend using sprintf, then call legend legend1 = sprintf('Only Solar Generation[Integrated = %0.2f KW]', n...

26 dagen ago | 0

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Answered
How to display the two biggest blobs in terms of area?
It'w very bad practice to call your image i (the imaginary variable). Call it binaryImage, mask, or BW instead. You might want...

26 dagen ago | 1

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How can I find RGB values of a matrix of coordinates of an image?
(x,y) is NOT (row, column) -- it's (column, row). You've made a very common beginner mistake. Put y first -- P(y, x) x = roun...

26 dagen ago | 0

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Answered
Why are condition2 condition3 and condition4 not logical?
You defined them to be doubles by instantiating them with the zeros() function. Try using false() instead of zeros(): conditio...

26 dagen ago | 0

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Answered
Figuring out of a photo of a shoe is an Air Jordan 1 show
I'd use deep learning.

26 dagen ago | 0

Answered
Attempted to access Tr(4); index out of bounds because numel(Tr)=3
It's hard to decypher this uncommented alphabet soup (without spending a lot more time), but all we know for sure is that the lo...

27 dagen ago | 0

Answered
Write a function called blur that blurs the input image. The function is to be called like this:
You never assign blurimg to B, so B remains the input image that you assigned it to way up at the top.

28 dagen ago | 0

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