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Sajina Rose


Last seen: 1 year ago Active since 2019

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Print Value of Luminance
Hii, mean2(Img) displays luminance channel of an image but i need to print value of luminance in command window....how do i pr...

2 years ago | 0 answers | 0

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Question


Convert RGB Image to YCbCr color space
YCbCr=rgb2ycbcr(enhancedImg); Lum=mean2(YCbCr); Above code produces error like.......... Error using rgb2y...

2 years ago | 0 answers | 0

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Question


Does anybody know procedure/formula for calculate saliency weight map for an image in matlab?
I saw many online availabe matlab code for calculate saliency weight map. But I didn't get exact procedure for that. ..help me.....

2 years ago | 0 answers | 0

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Doubt on gamma correction implementation
Here I posted Gamma correction algorithm and matlab code....I'm little bit confused ...Are these two same ? gammaCorrection =...

2 years ago | 1 answer | 0

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How to add and subtract two color images in matlab?
I-G(I); where I=original image and G(I)=Gaussian filtered version of I.

2 years ago | 1 answer | 0

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Question


Summation Equation in matlab code
How can I write this summation equation in matlab ? N is the number of pixel in the image

2 years ago | 2 answers | 0

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calculate "contrast luminance"
I need to calculate contrast luminance 〖Con〗_l value from CIE L*A*B color space...can anyone please help me...

2 years ago | 0 answers | 0

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How to save result images?
I need to write the output figures in seperate folder........can anyone please help me...?

2 years ago | 1 answer | 0

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I'm trying to display multiple images using subplot but Im getting "add axes to grid" error....How do I rectify it???
subplot(2,2,1);imshow(a);title('a'); subplot(2,2,2);imshow(b);title(b''); subplot(2,2,3);imshow(c);title(c''); subplot(2,2,4)...

2 years ago | 0 answers | 0

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can we use Discrete Wavelet transform for Image Segmentation?
image segmentation

2 years ago | 0 answers | 0

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Question


Integers can only be combined with integers of the same class, or scalar doubles.
red=I(:,:,1); green=I(:,:,2); blue=I(:,:,3); R=(0.7*GRmean+(1-0.7)*LRmean); G=(0.7*GGmean+(1-0.7)*LGmean); B=(0.7*GBmean+(1...

2 years ago | 1 answer | 0

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Is there any command for resize an image other than imresize() command in matlab?
imresize(img,[numrows numcols])

2 years ago | 0 answers | 0

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Question


Can anyone please help me to calculate average(mean) RGB value from the image in matlab? and also show the image using that average values.....
I=imread(filename); red=I(:,:,1); green=I(:,:,2); blue=I(:,:,3); Ravg=(sum(sum(red)))./((size(red...

2 years ago | 1 answer | 0

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