Input partly dark with something at the back stage2)Determine & output pixel intensity values which needs improvements.3)Apply constrast strectching to pixel values determined in Q2.4)Plot histogram & image for Q1 5)Plot histogram after linear strech

1-) Input partly dark with something at the back stage
2-) Determine & output pixel intensity values which needs improvements.
3-) Apply constrast strectching to pixel values determined in Question 2 
4-) Plot histogram & image for Q1 
5-) Plot histogram after linear streching

I need answer.Please help me!!

Answer 1

[Image Analyst]

Here's help: http://www.mathworks.com/matlabcentral/answers/8626-how-do-i-get-help-on-homework-questions-on-matlab-answers