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I have three different images and I want to take a small cross-section from all the three and then plot it on the same graph in order to make a comparison. Can anyone help me?
im1 = imresize(imread('cameraman.tif'),[600 600]); figure,imshow(im1),axis on im1_seg = im1(:,330:353); figure,imshow(im1_seg...

más de 4 años hace | 0

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Saving Multiple Values in a single time step in Simulink.
store all the values you have in for loop in an array and save that array using to workspace block see the example project

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Updating the histogram in a correlation matrix after creating the matrix plot
[r,p,h] = corrplot(Mat_All_1_4_5, 'varNames', VariableNames);% change here pass handle output h contains handles to plotted gra...

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How to join two points, on a 'map', created with the command 'ginput'?
one way to do that is using line and then getting the frame harta = imread('harta.jpg'); imshow(harta) [xA,yA]=ginput(1); [x...

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Plot some part of a correlation matrix
Access all objects with tag 'PlotMatrixScatterAx' using findobj ax = findobj(fh,'Tag','PlotMatrixScatterAx'); Run for loop for...

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how to control the length of indexed array element?
you cannot feed 0 as array index it will give error for loop runs from 0 to length of m which will make it run for 5 iterations...

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How do I change the properties of a series od data in a plot with multiple series of data in it ?
Open the figure f =openfig('W_1e-6_5e-9.fig'); access its axis either by gca or by figure handle f axes = gca; Axes has thre...

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Uitable rowname with special characters - inputdlg
https://stackoverflow.com/questions/41632071/tex-interpreter-in-matlab-uitable https://ch.mathworks.com/matlabcentral/fileexcha...

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Read *.mat files inside a zip file without extracting(/unzipping) the zip file
https://ch.mathworks.com/matlabcentral/answers/10945-read-files-in-zip-file-without-unzipping#answer_15061 https://ch.mathworks...

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Adding a new value to an array within a loop
because you are passing m to t1_0 and value of m is constant through out the for loop. The index of your for loop is i in this c...

más de 4 años hace | 1

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Ticks on second y-axis
Either use plotyy or yyaxis I am demonstrating how to do it with plotyy z=plotyy(x,y1,x,y2,@bar,@bar); % plot, save axes ...

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Transparency of Image overlay on Google Earth (kmz file)
Use export_fig to save transparent png

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How to scale values in y-axis to be 1-100%?
clear x = [1, 2, 3, 4, 5, 6, 7, 8, 9]; y = [5, 50, 200, 180, 100, 60, 53, 0, 2]; figure ax = axes; plot(x,y); set(ax, '...

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Variable names whch include numerics
I know the most inefficient way to do that. (eval) varNames1 = rand(20,1); varNames2 = rand(20,1); varNames3 = rand(20,1); f...

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After the FFT(Frequency-Amplitude) of the seismic wave(Time-Acceleration), I want to reconstruct the seismic wave(Time-Acceleration) by IFFT again.
COM=ifft(Y,NFFT)*n;% divide in fft, multiply in ifft figure; COMreal = COM(1:length(Time)); % pick the data equal to actual da...

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How to get rid of 3D coordinate system symbol/object from pdegplot output.
b=findobj(gca,'Type','Quiver'); Now b has the property of both Quiver. set there visibilty to off or whatever you want (use set...

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how can i overcome this error ? why i am getting error like this ?
watershed is some mfile in your code and not a function. You are trying to execute it as a function which is why it is giving er...

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i am trying to make a calculator in matlab gui and i add + or - and i want to add int and diff so i write the 5 lines of codes
Anonymous Functions suppose i want to create an anonymous function which subtract two inputs An_fn = @(x,y) x-y; It is equi...

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Saving a variable value after each for-loop iteration
Initialize a variable for counter and a variable to save values of p (suppose pp) in the start of code (before for loop) . Incr...

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How to obtain the x and y vectors for those whose state is set to i in MATLAB
Your input and output have the same name Change it function [x_out,y_out] = nearInfectious2(x,y,states,radius) Initialize ...

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Hi, I have a problem. I wrote a code that recognizes faces, mouths and noses. Now I can't write the code that, if the code doesn't find out the mouth and nose in a photo, will tell that the person is wearing something on them. Thanks
I am assuming a single person face for this purpose After detection of the face, the next thing to do is detect nose (now do no...

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How do I convert my matrix of 5799 x 1 double into 1933 rows of 3 x 1 cells?
[3 3 3 3 3 3 3 3] or 3*ones(1,8) so you need 1933 times so what you have to do?

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How to take function as input from textbox?
You can use any one of the following eval feval str2func For example The string user enters in text box is s = 'sin(x)'; ...

más de 4 años hace | 0

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how to use switches on app designer
In line 40 of your code if strcmpi(conversionvalue, 'temperature') && strcmpi(switchvalue, 'imperial to metric') the string ...

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Error using vertcat Dimensions of arrays being concatenated are not consistent.
Because R in line 14 is an array due to which beta is an array of size 1x365. The size of Five Rows you are trying to concatena...

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How to change the y-limit values from low to high?
h = gca; h.YDir = 'normal'

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creating a rainbow colour plot/trajectory
You can use surface or patch for that purpose but not plot I am going to describe how to do it with patch figure,plot(1:3,[1 -...

más de 4 años hace | 0

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Highlight speicific hour of x-axis on matlab graph
You are changing the color of axis and not highlighting a specific portion of plot. For that purpose you can use fill or patch. ...

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Read data from binary file
By default, fread reads a file 1 byte at a time, interprets each byte as an 8-bit unsigned integer (uint8), and returns a double...

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I do not know how could i change the subplot in figure 2 to look the same as figure 1
nume='Hadar'; L=length(nume); n=50*L; F=1; Fs=1000; durata=2; t=0:1/Fs:durata; A1=2; s1=A1*sin(2*pi*F*t); A2=2 ; fi0=-...

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