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Feature vector similarity based on local structure

Onderzoeksoutput: Hoofdstuk in Boek/Rapport/CongresprocedureConferentiebijdrageAcademicpeer review

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Samenvatting

Local feature matching is an essential component of many image retrieval algorithms. Euclidean and Mahalanobis distances are mostly used in order to compare two feature vectors. The first distance does not give satisfactory results in many cases and is inappropriate in the typical case where the components of the feature vector are incommensurable, whereas the second one requires training data. In this paper a stability based similarity measure (SBSM) is introduced for feature vectors that are composed of arbitrary algebraic combinations of image derivatives. Feature matching based on SBSM is shown to outperform algorithms based on Euclidean and Mahalanobis distances, and does not require any training.
Originele taal-2Engels
TitelProceedings of the First International Conference on Scale Space and Variational Methods in Computer Vision (SSVM 2007) 30 May - 2 June 2007, Ischia, Italy
RedacteurenF. Sgallari, A. Murli, N. Paragios
Plaats van productieBerlin
UitgeverijSpringer
Pagina's386-393
Aantal pagina's8
ISBN van geprinte versie978-3-540-72822-1
DOI's
StatusGepubliceerd - 2007
EvenementFirst International Conference on Scale Space and Variational Methods in Computer Vision (SSVM 2007) - Ischia, Italië
Duur: 30 mei 20072 jun. 2007

Publicatie series

NaamLecture Notes in Computer Science
Volume4485
ISSN van geprinte versie0302-9743

Congres

CongresFirst International Conference on Scale Space and Variational Methods in Computer Vision (SSVM 2007)
Land/RegioItalië
StadIschia
Periode30/05/072/06/07
AnderSSVM 2007, Ischia, Italy

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