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Maybe this functionality already exists and I'm not aware of it, but why isn't there a notification of some kind on my profile p...

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Answered 3 months ago

I have a Landsat "natural" image with three color bands (rgb values ranging from 0-256). When I display the image in ArcMap, it ...

2 Answers

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Asked 4 months ago

*Larger context:* I am attempting to automatically extract inflection points from a river centerline, i.e. points where the c...

In case this thread is of interest to anyone, I ended up using the rangesearch function in the Statistics and Machine Learning t...

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Responded 6 months ago

Hi, I am new to image processing and have an interesting problem that I'm hoping to get guidance on before I wander aimlessly th...

1 Answers

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Asked 6 months ago

Have you looked at intersections.m? It appears fundamentally different than poly2poly, as it solves a linear system of equations...

Responded 2 years ago

Hm, interesting thought Alan. I think I've seen that mentioned before. You're right that the initial sort is O(N). Do you think ...

Greetings, I need a fast(er) method for detecting all intersections of a line with itself. The line is defined by x,y coordinat...

Posted 2 years ago

I am developing a meandering river model. At each time step, centerline nodes are adjusted by a dx and dy value and the river mo...

Asked 3 years ago

You need to divide the plotting space into 5 rows with 2 columns, so your first plot, for example, would read subplot(5,2,[...

accepted

The problem here is that I was expecting the wrong thing. Matlab is plotting the proper RGB values; ArcMap was automatically app...

Answered 4 months ago

Tracy's suggestion below of using PIV softwares gave me an idea which, after a bit of bookkeeping coding seems to work well. ...

Every time I use a parfor loop, I create an "inner function" to avoid variable classification problems. Something like parf...

I may not understand the question, but why not just use segmented portions 5 and 6 as a mask on the original BW image? I guess t...

Answered 2 months ago

Yep. Try the following function: dc = dir('*.jpg'); but set the filetype to whatever the images are. Make sure your work...

Did you even look through the Editor options in Preferences? There is a button you can uncheck to turn it off.

I can't figure out why you're getting an error, but it works if you put square brackets around the expression, like this ra...

Runs fine on my machine-no errors. 2015a. Do you have a variable named SSD or zeros?

Replace your plot(r,z_1) with this: plot(r,z_1,'.'); hold on If you don't turn the "hold" to "on" then the figure is o...

Try this: BW = RGB2(:,:,1); BW = uint8(imfill(BW,'holes')); leaves_only = al1; for a = 1:3 leaves_only(:,:,...

You should always include the error message. It tells you (and me) what the problem is. See if this works: vol = zeros(leng...

In your first plot, you are plotting using the following code: plot([vR(1);vR],[0 FvR],':'); In your second plot, you ar...

Why are you including 'fitresult' in your plotting commands? See if this code does what you want: function [fitresult, gof]...

Use sortrows. a = a'; % transpose your matrix asorted = sortrows(a,1); % sort by first column (row) asorted = asorted...

The search function is your friend. See <https://ch.mathworks.com/matlabcentral/newsreader/view_thread/315080> for someone with ...

You should search around before asking. There are a handful of files at the FEX that can help: http://www.mathworks.com/matlabc...

Why not just sum(abs(imsubtract(im1,im2))) which will return the number of pixels that are different between im1 and im...

You should search before posting. The first hit of a <http://lmgtfy.com/?q=matlab+surface+x+y+z Google search> suggests tr...

Not sure why you have the k variable...see if this does what you want: Total = 0; while (Total<10); Total = Total +...

Answered 5 months ago

y = 0:1:100; % can change this range to whatever you want; the middle number is the interval R1 = (m*(L*7.22)*(f*cosd(y...

Answered 1 month ago

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