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Digital Image Processing R.Gonzales R.Woods.

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Presentation on theme: "Digital Image Processing R.Gonzales R.Woods."— Presentation transcript:

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4 Digital Image Processing R.Gonzales R.Woods

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7 1/162/161/16 2/164/162/16 1/162/161/16 1/9 Average Gaussian

8 Average [3x3] Median [3x3]

9 8 (Laplacian) Another conventional form of Laplacian operator :

10 Laplacian of Gaussian

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13 GradientPewittSobel

14 Vetical and Horizontal absolute response to Sobel Filter, threshold and combined

15 Digital Imaging and Communications in Medicine Universal standard file for medical images.dcm file dicominfo( ) : load the DICOM structure dicomread( ) : load the DICOM file image dicomwrite ( ) : create a DICOM file

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20 Object Lens Receptors Object Image Processing

21 photograph a slice of the human body ! But one does not simply… We need to build the image

22 Unknown Our goal is to reconstruct an image from this raw data (We do many more than 2 angles)

23 MRI device Patient Magnetic field generator RF Reconstruction

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