hi .i am browsing image file from source and i want to check accuracy with input image .how to match both image

How to get matrix of image and also how to get fifth row of matrix from image

Answer 1

[Henric Rydén]

doc imread

Matrix indexing

Answer 2

[Image Analyst]

First read this: http://www.mathworks.com/matlabcentral/answers/6200-tutorial-how-to-ask-a-question-on-answers-and-get-a-fast-answer and then rephrase/edit your subject line because no one can figure out what it means .

To get the fifth row of an image matrix variable:

fifthRow = grayImage(5, :);