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Issues extracting fibers from an image
The attached demo, while not a complete solution for you, may be helpful in enhancing the fibers. Sorry, but it's all I have ...

etwa ein Jahr vor | 0

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I want to detect leaf shape by line tracing.
Do a search of this forum for the tag "leaf". There are lots of examples. Basically you can probably segment the code by color...

etwa ein Jahr vor | 1

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Can I generate a standalone app with a trial license
I'm pretty sure you cannot compile code into a standalone app with a trial license. And I think some of the cheaper licenses wo...

etwa ein Jahr vor | 0

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How to make multiple lines of best fit into one scatter graph
See my attached demo. It does a piecewise linear fit over two sections, finding the best splitting point. You can adapt it to ...

etwa ein Jahr vor | 0

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What plugins to be installed for MATLAB
I don't know what you want to do. If you're acquiring your images from some medical imaging instrument and bringing them to you...

etwa ein Jahr vor | 0

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Programmatically setting a radio button from within App Designer
I wouldn't use eval. What if you just set the other buttons also if setting the one you want doesn't change the others automati...

etwa ein Jahr vor | 0

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Can someone rectify this code?
When you do this: out=[(1:1:10) ' fsolve(@myfun, Q0) '] it's trying to take a vector [1,2,3,4,5,6,7,8,9,10] and append a strin...

etwa ein Jahr vor | 0

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Plotting around zero deg. Angle
I think you have to convert to rectangular/cartesian coordinates. pol2cart might help. You can use XData and YData in imshow i...

etwa ein Jahr vor | 0

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The surface area won't round to one decimal place and I don't know how to get rid of the 'e's.
To get some other format displayed other than the default one, you can try to use format. If none of those built-in formats are...

etwa ein Jahr vor | 0

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MATLAB Optional Function Arguments
Try inputParser help inputParser

etwa ein Jahr vor | 0

Poll


Snow where you live - love it or hate it?

etwa ein Jahr vor | 40 votes | 6 comments

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edge detection and comparison
What I would do is this: First use a telecentric lens - not a regular lens. Then make sure the backgrounds are the same (lik...

etwa ein Jahr vor | 0

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How do I process and display a 10 and 12 bit image in matlab?
Use [] to scale the actual data to whatever dynamic range your display can handle. For exampls imshow(snapshot2, [], "Parent",...

etwa ein Jahr vor | 0

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How to make an subscript in this specific manner?
Put the max in braces: ylabel('$u_{max}$','interpreter','latex','FontSize',14);

etwa ein Jahr vor | 0

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please help me to resolve this this
You're taking the largest blob in each frame. Display that blob all by itself to make sure that it's the same bubble blob risin...

etwa ein Jahr vor | 0

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Find least binary palindrome greater than a natural number
Can't you just do b = dec2bin(d+1) If not, then I'm not sure what you want. I'm not sure how 17 is the smallest natural numbe...

etwa ein Jahr vor | 0

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Activation a new computer
You can deactivate a computer you no longer have access to by logging in to your Mathworks account (avatar on the upper right). ...

etwa ein Jahr vor | 1

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How do I solve this issue, Error using vertcat Dimensions of arrays being concatenated are not consistent. Error in (line 22) A = [G1 +G2 +G3 -G1 -G2;
Your top row of A has 5 elements (columns) and you're trying to put a row under it that has only 3 elements (columns). You can'...

etwa ein Jahr vor | 0

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How do I project a map from the plane to a sphere?
Here is a demo for how to map an image onto a 2.5-D surface. The surface doesn't go all the way around in 3-D though. % Demo...

etwa ein Jahr vor | 0

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what is the ebst way to learn analytical Plotting
Here is the link we usually give: Best way(s) to master MATLAB? - MATLAB Answers - MATLAB Central Lots of ideas in tthe above ...

etwa ein Jahr vor | 0

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Compressing pixelated image blocks into array
Get rid of ones(). Hopefully this well commented demo will explain since it covers three scenarios. @Sushruta Chandramouli I t...

etwa ein Jahr vor | 0

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Compressing pixelated image blocks into array
Just get rid of the ones() in your fun definition: fun = @(block_struct) mean2(block_struct.data)*ones(size(block_struct.data))...

etwa ein Jahr vor | 0

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why is my cell array being read as char
Are you sure you're getting the class of the whole cell array instead of the class of one of the contents of one cell in the arr...

etwa ein Jahr vor | 0

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How do I add generated audio to a silent video?
Did you see https://www.mathworks.com/matlabcentral/answers/434844-how-to-combine-audio-and-video?s_tid=answers_rc1-3_p3_MLT

etwa ein Jahr vor | 0

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Grain boundary analysis of images
You might try taking the darkest pixel in each image to combine them. Try this code: % Demo by Image Analyst % Initialization...

etwa ein Jahr vor | 0

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Create boundaries in an image based on porosity
Try this: % Demo by Image Analyst % Initialization steps: clc; % Clear the command window. close all; % Close all figure...

etwa ein Jahr vor | 0

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i have a matlab code with 3 for loops, in last for loop , there is threshold based penalization. i want trace some variables in that code and compare with plot
Make sure the variables you want to write out to the CSV file are all matrices (so you need to to create pout1 and put2 and inde...

etwa ein Jahr vor | 0

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How to connect broken lines, but no enlarge line width?
Try this to completely fill the rectangle as you asked (untested - post before image separately if you want me to test it): aft...

etwa ein Jahr vor | 0

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I need an algorithm to fill in the blank vertical path pixels.
You need an edge linking program. You basically need to label the lines with 8-connected pixels to give a label/number for each...

etwa ein Jahr vor | 0

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