How to calculate probability of huge images dataset?

if huge collection of images then how to calculate their probability?

[Image Analyst]

Probability of what? Of existing? I'd say if they're in your collection the probability that they're there is 100%. http://www.mathworks.com/matlabcentral/answers/6200-tutorial-how-to-ask-a-question-on-answers-and-get-a-fast-answer

[Sheema Khattak]

Probability of images, yes existing huge collection image dataset

[Image Analyst]

Yep, 100%.

[Sheema Khattak]

How can I practically compute probablility of huge image dataset?can you help?

[Image Analyst]

Yes. Here's some help: http://www.mathworks.com/matlabcentral/answers/6200-tutorial-how-to-ask-a-question-on-answers-and-get-a-fast-answer

and here's some more help: http://www.mathworks.com/matlabcentral/answers/728-how-do-i-write-a-good-question-for-matlab-answers