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Awarded to Avinash Bhatt on 09 Oct 2019
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Question
Can anyone help me in writing the code for layer stacking of satellite data?
I want to stack the Band 4, Band 3 and Band 2 layers of Sentinel-2 satellite, and as I am new to this field I am finding it dif...
3 years ago | 0 answers | 0
0
answersQuestion
Using OR logical operator
I am using R2013 Matlab and trying to calculate the number of pixels which are greater than 0 and less than 255 using 5X5 windo...
5 years ago | 2 answers | 0
2
answersHow to get pixel values in matrix form?
Sir, This is the snapshot of what I am trying to do when I am invoking for loop for extracting the pixels greater than 80 the...
5 years ago | 0
Question
How to calculate the euclidean distance in matlab?
I have coordinates as pix_cor=[2 1;2 2; 2 3] I want to calculate the eucledian distance between 1) (2,1) and (2,1); 2) ...
5 years ago | 2 answers | 0
2
answersQuestion
How to get pixel values in matrix form?
I am using the following code to obtain the values of an image which are greater than 80 using 3X3 window scanning : clc clear...
5 years ago | 2 answers | 0
2
answersQuestion
Finding pixel coordinates from pixel value
I am using the code as shown below to accquire the pixel coodinates of an image whose pixel value is below 80. clc clear all...
5 years ago | 1 answer | 0
1
answerQuestion
Creation of 3X3 window
Suppose, I have to scan the image using the initial size of the window 3X3 and the coordinates of the pixel present in the windo...
5 years ago | 1 answer | 0
1
answerQuestion
Adding high density salt and pepper noise to an image
I am taking 'cameraman.tif' as my input image. How can I add high density salt and pepper noise to it so that if I place 3X3 wi...
5 years ago | 0 answers | 0
0
answersQuestion
placing 3 image pixels in an array from a large image vector
I have a 256X256 image array, I am placing a 3X3 window over it and scanning for uncorrupted pixels. Suppose I got 3 pixels whi...
5 years ago | 1 answer | 0
1
answerQuestion
Constructing an adaptive decision based interpolation matlab code
Please help me in constructing the MATLAB code for the topic "An adaptive decision based kriging interpolation algorithm for th...
5 years ago | 0 answers | 0
0
answersQuestion
Sliding a 3X3 window over an image
I am using kriging interpolation algorithm for the removal of high density salt and pepper noise in images. For this I am using...
5 years ago | 1 answer | 0
1
answerQuestion
Can anyone help me in constructing a matlab code for the flowchart attached?
Please help me in making the matlab code for the attached flowchart.
5 years ago | 0 answers | 0
0
answersQuestion
How to multiply identity matrix with a variable?
I am unable to multiply a variable with a 16X16 identity matrix for implementing det|A-XI|. Please show me how it is done.
5 years ago | 0 answers | 0
0
answersQuestion
How to obtain piecewise polynomial from the acquired piecewise data?
I am using the following code to obtain the piecewise polynomial : clc close all clear all %Step 1 : Read Image X=imread(...
5 years ago | 0 answers | 0
0
answersHow to map data using interp1()?
I am using the for loop for extracting pixel values and after extraction plotting those values in x-y plane.
5 years ago | 0
Question
How do I map the data using interp1()?
I am mapping the data using interp1(). The code is not working, please help me to solve this issue clc clear all close all x...
5 years ago | 1 answer | 0
1
answerQuestion
How to map data using interp1()?
Suppose I have image intensity values at x-axis and the no of pixel repetitions on y-axis then using interp(x,y,xp,'spline') how...
5 years ago | 1 answer | 0
1
answerQuestion
how to define breaks in mkpp()?
mkpp(breaks,coefs); If I have 256 coefficients then how can I define breaks?
5 years ago | 0 answers | 0
0
answersQuestion
What is wrong with this code?
I am using mkpp() command to construct the polynomial of 'cameraman.tif' but getting the error- "Error using mkpp (line 62) Th...
5 years ago | 0 answers | 0
0
answersQuestion
Can anyone tell me what is wrong in this code?
% success trial for small matrix clc clear all close all % Read matrix X=pascal(3); disp(X); [r c]=size(X); i=1; %w...
5 years ago | 1 answer | 0
1
answerQuestion
How to construct piecewise polynomial?
I am using the following code to construct piecewise polynomial of a pascal matrix clc clear all close all % Read matrix ...
5 years ago | 1 answer | 0
1
answerQuestion
How to plot data using histogram?
Hi everyone, I have created histogram of an image and I want to plot the data in distribution curve using cubic spline interp...
6 years ago | 1 answer | 0
1
answerQuestion
How can I map data using cubic spline interpolation?
I have plotted histogram of _forest.tif_ using _imhist()_. Now I want to map the data using _cubic spline interpolation_. Can a...
6 years ago | 0 answers | 0
0
answersQuestion
Can anyone show me the algorithm to perform bi-cubic interpolation of an image?
I need to determine bi-cubic interpolation of an image. Please show me how it is done.
6 years ago | 1 answer | 0
1
answerQuestion
how can I extract image intensity values and levels from histogram of an image?
Please help me in obtaining polynomial structure from the image intensity values and levels.
6 years ago | 0 answers | 0
0
answersQuestion
How can I apply interpolation technique to an image?
Please tell me the algorithm to deploy an interpolation technique to an image. Thank You
6 years ago | 1 answer | 0
1
answerQuestion
How to extract high resolution from a low resolution image?
If I read a image taken from 13 MP mobile camera then is it possible to add additional pixels in order to obtain high resolution...
6 years ago | 2 answers | 0
2
answersQuestion
How can I determining polynomial function from image intensity values to implement Lagrange interpolation?
I am writing a code for Lagrange interpolation for which i need to determine the polynomial via image intensity values.
6 years ago | 1 answer | 0
1
answer
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