IMAGE PROCESSING

Instruction per Week : 4 Hrs Sessionals : 20
Duration of Examination: 3 Hrs Univ.Exam : 80

UNIT - I

Digital Image fundamentals - Elements of visual perception, Electromagnetic spectrum.
Image sensing and acquisition. Sampling and quantitization, relationships between pixels
Image enhancement in spatial domain - Grey level transformations, Histogram processing, Image subtraction and average, smoothing, sharpening.

UNIT - II

Image restoration - Noise models, noise only-spatial filtering.
Color Image Processing - Fundamentals, models, pseudo color, color transformations, smoothing and sharpening, color segmentation.

UNIT - III

Image Compression - Fundamentals, compression models, information theory, error-free compression, lossy compression, compression standards.
Morphological Image Processing - preliminaries, dilation and erosion, basic algorithms, extension to grey scale images.

UNIT - IV

Segementation - Detection of discontinuities, edge linking and boundary detection thresholding,
Region-based segmentation, segmentation by morphological watersheds, use of motion in segmentation.
Representation and description - reperesentation, boundary descriptors, regional descriptors, principles components for descriptors, relational descriptors.

UNIT - V

Object Recognition - Pattern and pattern classes, decision theoretic models, structural methods.
Biometrics - Introduction, Finger scan, iris scan, voice scan, hand scan, retina scan, AFIS, signature scan.

Suggested reading :

1. Rafeal C.Gonzalez, Richard E.Woods - “Image Processing”, Second Edition. Pearson 2002
2. Samir Nanavati, Micheal Thieme, Raj Nanavati - “Biometrics”, Wiley Dreamtech 2002