Geometric Description of Images as Topographic Maps (Lecture Notes in Mathematics) - Couverture souple

Caselles, Vicent

 
9783642046100: Geometric Description of Images as Topographic Maps (Lecture Notes in Mathematics)

Synopsis

This book discusses the basic geometric contents of an image and presents a treedatastructuretohandleite?ciently.Itanalyzesalsosomemorphological operators that simplify this geometric contents and their implementation in termsofthe datastructuresintroduced.It?nallyreviewsseveralapplications to image comparison and registration, to edge and corner computation, and the selection of features associated to a given scale in images. Let us ?rst say that, to avoid a long list, we shall not give references in this summary; they are obviously contained in this monograph. A gray level image is usually modeled as a function de?ned in a bounded N domain D? R (typically N = 2 for usual snapshots, N=3formedical images or movies) with values in R. The sensors of a camera or a CCD array transform the continuum of light energies to a ?nite interval of values by means of a nonlinear function g. The contrast change g depends on the pr- ertiesofthesensors, butalsoontheilluminationconditionsandthere?ection propertiesofthe objects, andthoseconditionsaregenerallyunknown.Images are thus observed modulo an arbitrary and unknown contrast change.

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Autres éditions populaires du même titre

9783642046247: Geometric Description of Images as Topographic Maps

Edition présentée

ISBN 10 :  364204624X ISBN 13 :  9783642046247
Editeur : Springer, 2010
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