	HELSINKI UNIVERSITY OF TECHNOLOGY
	LABORATORY OF COMPUTER AND INFORMATION SCIENCE
	NEURAL NETWORKS RESEARCH CENTRE

Exercise from Chap. 9

1. (Page 854):

A 2 x 2 image has the pixel value [7 2 ; 4 0]
Compute parallel-ray projections of the image at 0 and 90 degrees. Compute a reconstruction of the image using the simple backprojection method.

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jaakko.sarela@hut.fi
Tuesday, 16-Jan-2007 15:57:03 EET