Irrelevant information 7000 6000 5000 00 30 00 1000 0 0 100150200250 Most 2-D intensity arrays contain information that is ignored by the human visual system and/or extraneous to the intended use of the image.Irrelevant information Most 2-D intensity arrays contain information that is ignored by the human visual system and/or extraneous to the intended use of the image