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Is there any way to make the cut picture appear frame by frame
Yes, you can "cut" the image by imcrop or indexing. Then use imshow to display it.

3 years ago | 0

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Is it possible to update a uitextarea without using drawnow?
Not that I know of, other than putting in a pause(), which would just slow down your app also. Sometimes what I do is to call d...

3 years ago | 0

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Not enough input arguments
You probably jsut clicked the green Run triangle on the tool ribbon without actually assigning anything for t, y, u, and d. Ass...

3 years ago | 0

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Issue with Y, Cb and Cr image. Only Y (luma) image looks red, Cb looks green and Cr looks red. But converting the YCbCr image using ycbcr2rgb, give original image
I think you don't understand what the color spaces actually mean. imshow() treats a 3-D image as if it were a true color RGB im...

3 years ago | 1

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how to sketch the region bounded by y = (x+1)^2, y =-1 , x= -1,x = y - y^3 in MATLAB
It should be explained well by the FAQ: https://matlab.fandom.com/wiki/FAQ#How_do_I_shade_the_region_between_two_curves?

3 years ago | 0

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Remove specific rows of matrix from memory not just delete them
Try this instead of all that code you have: rowsToTransfer = (H(:, 1) ~= 0); Hf = H(rowsToTransfer, :); If you just want the ...

3 years ago | 0

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fill the image from the boundary of the mask
Try bwboundaries followed by regionfill

3 years ago | 0

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Functions Not Supported for Compilation by MATLAB Compiler. What is the solution?
There is a lot more than that. In general, applets cannot be compiled also, for example ColorThresholder or other applets on th...

3 years ago | 1

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How could i use lience 2012 on matlab 2023
As with most commercial software, you can't just buy it once (11 years) ago and get upgrades free forever. If you want to upgra...

3 years ago | 0

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How can i detect the boundary using bwtraceboundary function ??
Look at the documentation for bwboundaries. If you get all the output variables, you'll know which are exterior or interior/nes...

3 years ago | 0

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Do I have to resize my images?
All the original images and labeled images need to match the image size that YOLO expects.

3 years ago | 0

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Make 4 bounding Boxes and record the position, orientation and size of the objects in the image
Try this: % Demo by Image Analyst. clc; % Clear the command window. close all; % Close all figures (except those of imtoo...

3 years ago | 0

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How to lower resolution of a picture?
You can use blockproc to move in "jumps" of 2 pixels: A = [ 0 0 0 0 0 1 0 0 0 0 0 0 0 0 ...

3 years ago | 0

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Problem with image processing
To process a sequence of files, see the FAQ: Process a sequence of files Just put inside the loop whatever you did for your fi...

3 years ago | 0

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error that keeps happening
In line 46 you have a clear that erases the variable: %% Part b % Pendulum physics problem using semi-implicit Euler method c...

3 years ago | 0

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Please help, I'm trying to make a function but I keep getting major errors and I dont know why.
Did you assign the input arguments before you called it, liks N = 5; IS = ones(N, 1); [y,x]=position(N,IS) Probably not. Yo...

3 years ago | 0

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How do I read each frame of a video?
See attached demos where I do that.

3 years ago | 0

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Interpolate to fill missing values in a temperature Matrix by considering the altitude (stored in a separate matrix)
What exactly does "missing" mean to you? You can't have "holes" in the matrix. The values must either be nan, 0, or some other...

3 years ago | 0

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File is not found in current folder or on the Matlab path.
You get that message when the m-file you're in, in the editor, and trying to run, does not live in the "Current folder" shown in...

3 years ago | 0

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How can we remove an object from the thermal image?
Try this: rgbImage = imread('60_N1_4.png'); subplot(4, 1, 1); imshow(rgbImage); axis('on', 'image') croppedImage = rgbImage...

3 years ago | 0

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When creating an app, how do you plot points on top of a line on a UI axis?
Try xline or yline % Get limits of axes xl = xlim yl = ylim xine(xl(1), 'Color', 'r', 'LineWidth', 5) % Draw line along left...

3 years ago | 0

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how to plot a bar graph using for loop?
OK, your first part is what I gave you in my answer : https://www.mathworks.com/matlabcentral/answers/1956714-invalid-use-of-ope...

3 years ago | 1

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Answered
invalid use of operator for matlab loop?
This works: % Load the data from the .xlsx file data = readtable('Final_COVID_Data (1).xls'); % Initialize count values for e...

3 years ago | 1

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Answered
Image snip and paste. Draw a polygone on an image, then click and drag to move that part of the image around. Bonus points for resize and rotate.
See attached copy and paste demos.

3 years ago | 0

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how to write exponential equations in matlab
This works: x = [0.3, 0.4]; % [x1, x2] g = MyFunction(x) function g = MyFunction(x) g(1) = 2+4*x(1)*exp(2*x(1)^2+x(2)^2); ...

3 years ago | 0

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can someone help with this error please
x1 has 41 elements while x2 has 45 elements, so how can you subtract them?

3 years ago | 0

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How to classify image in standard alone application ?
Are you sure you shipped all the files you were supposed to (like the .exe and the .mat files)? Did you ship a sample image tha...

3 years ago | 1

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ocr not recognizing some numbers
ocr needs the image of the letters or numbers to be at least 20 pixels high. I don't think yours are. If your digits are alway...

3 years ago | 0

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Help in creating video for particle trajectory
Try this: % Demo to create a movie file from a quadratic curve plot, and then optionally save it to disk as an avi video file. ...

3 years ago | 0

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Referenced White Balance of an image
This is the best algorithm I've run across: Mark Grundland Color Histogram Specification by Histogram Warping Sorry, I don't h...

3 years ago | 0