Transcript
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Digital Image Processing In The Name Of God Digital Image Processing Lecture2: Digital Image Fundamental M. Ghelich Oghli By: M. Ghelich Oghli E-mail: [email protected] Fall 2012 Slide 2 Definitions Image Processing Computer Vision Low Level Processes: contrast manipulation Mid-Level Processes: segmentation, recognition High Level Processes: understanding groups of objects Slide 3 Image Formation World Optics Sensor Signal Digitizer Digital Representation Worldreality Opticsfocus {light} from world on sensor Sensorconverts {light} to {electrical energy} Signalrepresentation of incident light as continuous electrical energy Digitizerconverts continuous signal to discrete signal Digital Rep.final representation of reality in computer memory
