Geometric analysis of planar shapes with applications to cell deformations
comunitat-uji-handle:10234/9
comunitat-uji-handle2:10234/43662
comunitat-uji-handle3:10234/43643
comunitat-uji-handle4:
INVESTIGACIONMetadatos
Título
Geometric analysis of planar shapes with applications to cell deformationsFecha de publicación
2015-07xmlui.dri2xhtml.METS-1.0.item-edition
pdf editorialEditor
International Society for StereologyISSN
1580-3139; 1854-5165Cita bibliográfica
GUAL-ARNAU, Ximo; HEROLD-GARCÍA, Silena; SIMÓ, Amelia. GEOMETRIC ANALYSIS OF PLANAR SHAPES WITH APPLICATIONS TO CELL DEFORMATIONS. Image Analysis & Stereology, 2015, vol. 34, no 3.Tipo de documento
info:eu-repo/semantics/articleVersión de la editorial
http://www.ias-iss.org/ojs/IAS/article/view/1151Versión
info:eu-repo/semantics/publishedVersionPalabras clave / Materias
Resumen
Shape analysis is of great importance in many fields such as computer vision, medical imaging, and computational biology. In this paper we focus on a shape space in which shapes are represented by means of planar ... [+]
Shape analysis is of great importance in many fields such as computer vision, medical imaging, and computational biology. In this paper we focus on a shape space in which shapes are represented by means of planar closed curves. In this shape space a new metric was recently introduced with the result that this shape space has the property of being isometric to an infinite-dimensional Grassmann manifold of 2-dimensional subspaces. Using this isometry it is possible, from Younes et al. (2008), to explicitly describe geodesics, a task that previously was not at all easy. Our aim is twofold, namely: to use this general theory in order to show some applications to the study of erythrocytes, using digital images of peripheral blood smears, in the treatment of sickle cell disease; and, since normal erythrocytes are almost circular and many Sickle cells have elliptical shape, to particularize the computation of geodesics and distances between shapes using this metric to planar objects considered as deformations of a template (circle or ellipse). The applications considered include: shape interpolation, shape classification, and shape clustering. [-]
Publicado en
Image Analysis & Stereology, 2015, vol. 34, no 3Derechos de acceso
info:eu-repo/semantics/openAccess
Aparece en las colecciones
- INIT_Articles [754]
El ítem tiene asociados los siguientes ficheros de licencia: