How to get the two biggest objects/blobs from a binary image?

I have a binary image having 3 or more blobs...I need to display an image which displays only the two biggest(biggest in terms of area) blobs while rejectingrejecting others....how can I do this?

Answer 1

[Image Analyst]

Try bwareafilt():

BW2 = bwareafilt(BW, 2, 'Largest');

[peyush]

thanks