i have this gray image and i need a matlab code to remove the black text only with keeping the eagle image which in the bottom? please help .. Thanks

Answer 1

[Image Analyst]

Try thresholding then calling regionfill().

[Ahmad Yahya]

can i get an examples of these two techniques plz

[Image Analyst]

Something like

binaryImage = grayImage < someThreshold;
output = imregionfill(grayImage, binaryImage);