I want to Categorize pixels of a given luggage scene as Background pixels or Detail pixels ?

<http://trace.tennessee.edu/cgi/viewcontent.cgi?article=3572&context=utk_gradthes point no 6. Dual-Energy X-Ray Image Fusion >

Answer 1

[Image Analyst]

http://www.mathworks.com/products/computer-vision/code-examples.html