Anitha Thomas

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Questions related from Anitha Thomas

How to measure Fixed Pattern Noise[FPN] in a dark image?

Matlab code for Fixed Pattern noise removal

02 February 2019 8,905 9 View

How to measure Fixed Pattern Noise[FPN] in a dark image?

FPN is the component of pattern noise measured in the absence of illumination.

01 January 2019 6,798 3 View

How to measure illumination in a dark image?

Fixed pattern noise can be measured in the absence of illumination. How to prove the absence of illumination in an image?

01 January 2019 8,705 7 View

Is it possible to estimate noise in real time image?The code give below is correct or not?

function Sigma=estimate_noise1(I) [H W]=size(I); I=double(I); % compute sum of absolute values of Laplacian M=[1 -2 1; -2 4 -2; 1 -2 1]; Sigma=sum(sum(abs(conv2(I, M)))); % scale sigma with...

01 January 2019 3,322 0 View

What are the classification of low light video noise?

In need some Reference papers or text book suggestions.

12 December 2018 2,241 1 View