Chapter 2 Digital Image Fundamentals - Computer …

1 DigitalImage processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image FundamentalsThe Cornea is a tough, transparent tissue g,pthat covers the anterior surface of the Sclerais an opaque membrane that encloses the remainder of the optic globeTheChoroidcontrarians the blood vessels,The Choroidcontrarians the blood vessels,which are the major source of nutrition tothe lensis made up of concentric layer of fibers cells and is supported by fibers that ppyattach to the ciliary Retinalines the inside of the wall s entire posterior portion.

2 Its surface includetwo classes of light receptors: conesand coneslies on the fovea and highly sensitive to color (6-7 million in each eye).The rods (75-150 million), which are distributed over the retinal surface and serves to give general 1992 2008 R. C. Gonzalez & R. E. Woodsoverall picture of the field of view and are sensitive to low level processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image Fundamentals 1992 2008 R. C. Gonzalez & R. E. WoodsDigitalImage processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image Fundamentals 1992 2008 R.

3 C. Gonzalez & R. E. WoodsDigitalImage processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image FundamentalsThe human eye can adapt to enormous range of light intensity levels on the order of 1010. The subjectivebrightness (the intensity perceived by the eye) of the eye is a logarithmic tiii i th iifthdlllitPhotopicvision is the vision of the eye under well-lit conditions. In humans and many other animals, photopic vision allows color perception, mediated by cone is the vision of the eye under low light conditions 1992 2008 R.

4 C. Gonzalez & R. E. processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image Fundamentals 1992 2008 R. C. Gonzalez & R. E. WoodsDigitalImage processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image Fundamentals 1992 2008 R. C. Gonzalez & R. E. WoodsDigitalImage processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image Fundamentals 1992 2008 R. C. Gonzalez & R. E. WoodsDigitalImage processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image Fundamentals 1992 2008 R.

5 C. Gonzalez & R. E. WoodsDigitalImage processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image Fundamentals 1992 2008 R. C. Gonzalez & R. E. WoodsDigitalImage processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image Fundamentals 1992 2008 R. C. Gonzalez & R. E. WoodsDigitalImage processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image Fundamentals 1992 2008 R. C. Gonzalez & R. E. WoodsDigitalImage processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image Fundamentals 1992 2008 R.

6 C. Gonzalez & R. E. WoodsDigitalImage processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image Fundamentals 1992 2008 R. C. Gonzalez & R. E. WoodsDigitalImage processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image Fundamentals 1992 2008 R. C. Gonzalez & R. E. WoodsDigitalImage processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image Fundamentals 1992 2008 R. C. Gonzalez & R. E. WoodsDigitalImage processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image Fundamentals 1992 2008 R.

7 C. Gonzalez & R. E. WoodsDigitalImage processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image Fundamentals 1992 2008 R. C. Gonzalez & R. E. WoodsDigitalImage processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image Fundamentals 1992 2008 R. C. Gonzalez & R. E. WoodsDigitalImage processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image Fundamentals 1992 2008 R. C. Gonzalez & R. E. WoodsDigitalImage processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image Fundamentals 1992 2008 R.

8 C. Gonzalez & R. E. WoodsDigitalImage processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image Fundamentals 1992 2008 R. C. Gonzalez & R. E. WoodsDigitalImage processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image Fundamentals 1992 2008 R. C. Gonzalez & R. E. WoodsDigitalImage processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image Fundamentals 1992 2008 R. C. Gonzalez & R. E. WoodsDigitalImage processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image Fundamentals 1992 2008 R.

9 C. Gonzalez & R. E. WoodsDigitalImage processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image Fundamentals 1992 2008 R. C. Gonzalez & R. E. WoodsDigitalImage processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image Fundamentals 1992 2008 R. C. Gonzalez & R. E. WoodsDigitalImage processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image FundamentalsSimple Image OperationpgpWe assume the Image pixels as elements of a set and use the set operation to manipulate images 1992 2008 R.

10 C. Gonzalez & R. E. WoodsDigitalImage processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image FundamentalsSimple Image OperationNegating a binary Image is done simply by exchanging the white pixels 1 by back pixels 0 and vise versa. For gray scale images this is done by subtracting 255 from the intensity of each pixel; , Ci=255- Ci 1992 2008 R. C. Gonzalez & R. E. WoodsDigitalImage processing , 3rd processing , 3rd & WoodsChapter 2 Digital Image FundamentalsChapter 2 Digital Image FundamentalsLogical Operations on ImagesgpgWe assume binary values for pixels of the Image (B/W) and treat the Image as a binary buffer.