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Kritika


Thapar University

Active since 2014

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Professional Interests: image processing,signal processing

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how to extract an image and resize it?
I am enclosing an image. I want to extract only lena from it removing all the black boundaries and re-sizing it to 512x512 image...

10 years ago | 1 answer | 0

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Question


image rotation along x and y axis using bilinear interpolation
I am rotating the image by theta1 along x axis and theta2 along y axis using the mapping equation: f(x,y)=f([cos(theta1)*x+sin(...

10 years ago | 1 answer | 0

1

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Question


how to apply a filter on image?
I want to apply a filter such that it's hot spot or origin lies in the center of the image. Please suggest me a matlab code to d...

10 years ago | 1 answer | 0

1

answer

Question


Difficulty in Modifying Image
I processed an image due to which a layer of blackness has come,I want to retrieve the original color and brightness of the imag...

10 years ago | 0 answers | 0

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Answered
The inverse of the continous Fractional Fourier Transform (FrFT)
hello sir, Even I am trying to do the same thing but with a different frft code and its result are not coming correct. If you...

10 years ago | 1

Question


can we invert an image such that its true color can be retrieved?
i want to invert the color of image such that it retrieves its original color at the place of a specific color.

10 years ago | 1 answer | 0

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