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2D grey-level convex hull computation: a discrete 3D approach
Uppsala University, Interfaculty Units, Centre for Image Analysis. Teknisk-naturvetenskapliga vetenskapsområdet, Mathematics and Computer Science, Department of Information Technology, Computerized Image Analysis.
Teknisk-naturvetenskapliga vetenskapsområdet, Mathematics and Computer Science, Department of Information Technology, Computerized Image Analysis.
Teknisk-naturvetenskapliga vetenskapsområdet, Mathematics and Computer Science, Department of Information Technology, Computerized Image Analysis.
2003 (English)Conference paper, Published paper (Refereed)
Abstract [en]

We compute discrete convex hulls in 2D grey-level images, where we interpret grey-level values as heights in 3D landscapes. For these 3D objects, using a 3D binary method, we compute approximations of their convex hulls. Differently from other grey-level

Place, publisher, year, edition, pages
2003.
Keyword [en]
shape representation, grey-level morphology, concavity analysis, convex deficiency
National Category
Computer Vision and Robotics (Autonomous Systems)
Identifiers
URN: urn:nbn:se:uu:diva-45694OAI: oai:DiVA.org:uu-45694DiVA: diva2:73602
Available from: 2005-08-26 Created: 2005-08-26

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http://link.springer.de/link/service/series/0558/papers/2749/27490763.pdf

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Nyström, IngelaBorgefors, GunillaSanniti di Baja, Gabriella

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