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Last seen: 約1ヶ月 前 |  2021 年からアクティブ

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質問


how to do a contour plot using function handle?
By creating meshgrid, I can do contour plot. T=linspace(0,2*pi,100); d = linspace(0,2*pi,100) ; [X,Y] = meshgrid(...

約1ヶ月 前 | 2 件の回答 | 0

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質問


How to trace cluster of minimum points from a set of images and plot it in a graph?
I want to trace a cluster of minimum points from a set of images and plot it in a graph. You can acces the Image data. Im ...

8ヶ月 前 | 1 件の回答 | 0

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質問


How to do image segmentation of a beam?
How to use image segmentation to select the whole light beam? My final aim is to select the whole beam using image segmentat...

12ヶ月 前 | 1 件の回答 | 0

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質問


How to change the position of power of colorbar ?
The position of the power (10^-5)in the colorbar is in upper position. What do I do to bring it down to the bottom. [X,Y] = mes...

1年以上 前 | 1 件の回答 | 0

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質問


how to set different axis value?
I want to change the axis display value in a contour plot. xylim = 0.0055 ; N = 5; x = linspace(-xylim,xylim,N); y = x;...

1年以上 前 | 3 件の回答 | 0

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How to calculate the average value of selected row, column from a given matrix.
A = magic(5); n = A(2:4,1:3); % value I want to read M = mean2(n);

1年以上 前 | 0

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How to calculate the average value of selected row, column from a given matrix.
I have a matrix A =[ 16 2 3 13 16 ; 5 11 10 8 8 ; 9 7 6 12 5; 4 14 15 1 3] . I want t...

1年以上 前 | 2 件の回答 | 0

2

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How to use 2 variable in for loop?
Found the solution. rho = linspace(0,50,100); Nrho = length(rho); lambda = 50; k = 2*pi/lambda; S00_1 = sin(k.*rho); phi ...

約2年 前 | 0

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質問


How to use 2 variable in for loop?
I want to use 2 variable in for loop. If we consider a circle then in polar coordinate I've already used r variable. Now I want ...

約2年 前 | 1 件の回答 | 0

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質問


How to extract corresponding x axis value in improfile.
How to extract the values of x axis in improfile? I'm using t=improfile(I,p1,p2) ; where p1 and p2 are the x,y coordinates fo...

約2年 前 | 1 件の回答 | 0

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質問


How to add axis in a figure where I'm drawing lines.
This is the code I'm using. I = imread('figure251.png'); figure, imshow(I); colormap hot ; axis('on', 'image'); xticklabel...

約2年 前 | 1 件の回答 | 0

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質問


To save an image using imwrite
I'm trying to save an image using imwrite as imwrite(Iy,'E:\UB\Manuscript\Trial\18th_Jan\Iy.png'); I've two intensity images I...

2年以上 前 | 1 件の回答 | 1

1

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質問


To identify the pixels with the highest intensity (index) value in a figure.
I want to identify the value/values which has the highest intensity value in a figure . To read an image, im using the below cod...

2年以上 前 | 1 件の回答 | 0

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質問


How to change the position of the exponential in a colorbar
I'm using MATLA R2020a to generate an image with colorbar. I'm including the colorbar using the below code. But the exponential ...

2年以上 前 | 0 件の回答 | 0

0

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質問


Intensity of each pixel frawn on an image
I want to find out the intensity of every pixel if i draw a line on one image. Im using the below code for drawing a line. Init...

2年以上 前 | 2 件の回答 | 0

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質問


croping of an image without imcrop
I am trying to crop an image using cordinate. I'm using the code given below. I = imread('figure23.png'); I2 = imcrop(I,[185 4...

2年以上 前 | 1 件の回答 | 0

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質問


Graphical representation of Polarisation of a light using Jones vector.
If I have a polarised light with Jones vector J = [a ; b], is it possible to get the graphical representation of the polarised s...

3年以上 前 | 1 件の回答 | 0

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質問


How to solve Index out of bounds because numel(A)=4
My aim is to generate the intensity profile for the output light passing through a polariser and an analyser for different angle...

3年以上 前 | 1 件の回答 | 0

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