MATLAB QUESTIONS & EXPERT ANSWERS

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how can i calculate MSE and PSNR of RGB color image?
Harrison - 2020-10-15

i embeded a watermark in RGB color image now i want to calculate PSNR and MSE of original and watermarked images . how can i find PSNR and MSE of orig...

How to remove gaussian noise?
Nathaniel - 2020-10-15

Hello, I'm working on image encryption. I need to see how well my encryption is so i thght of adding noise and testing it.I added gaussian noise with ...

How to measure the volume of a cone using surface area of triangles in matlab?
Sawyer - 2020-10-15

i am using this code (Mr. David), How to measure volume of whole cone.  MATLAB CODE Coords= load('Bruno_Cone_20000_points.txt') x = Coords(:,1); y = ...

How to calculate the pixels occured by white color in binary image?
Zachary - 2020-10-15

After converting the image to binary image and my primary aim is count the area covered by the white color and the black color in the binary image. Fo...

How to use ''offset'' to determine its position ?
Greyson - 2020-10-15

I have this code which I got from github. First of all, I didn't get why he is replacing upper part and lower part of pixel rows? what does this upper...

How to use histogram equalization for a given image, without including the black background ?
Rebekah - 2020-10-05

I have images with no background (which i obtained via image masking) that I'm trying to upload on Matlab. However, Matlab keeps (automatically) addin...

How to transform given XY coordinates using 'lwm' tform?
Kimber - 2020-10-05

I have a set of XY coordinates, how do we transform given XY coordinates using 'lwm' tform?   ROI_Coordinates_XY=[1,2; 2,3; 4,5; 6,7; 1,0; 1,6]; %XY ...

How can I keep overlapping regions that I see in Imfuse and remove everything else in the image?
Mitchell - 2020-10-05

I used region props and have converted frames in a video binary images. How do I keep only the overlapping regions and remove everythign else? I would...

how to scan binary image and stop if value image=0?
Haylee - 2020-10-05

clear all; clc; img = imread('asmfx.jpg'); [m,n,p] = size(img); figure; imshow(img); [xreg yreg value] = ginput(1); title(['Row',num2str(xreg),'Col',n...

smart grid simultion
mh.rd - 2020-10-04

Hi, I need help in simulation of smart grid in MATLAB. Can you please quote me the price ? Regards...

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