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ICPR
2006
IEEE
15 years 10 months ago
Fingerprint Reference Point Detection Based on Local Axial Symmetry
Reference point detection is an important process for fingerprint analysis. In this paper, we propose a novel feature which is named local axial symmetry (LAS) and present an algo...
Chao Zhang, Pengwei Hao, Tong Liu
GW
2005
Springer
173views Biometrics» more  GW 2005»
15 years 3 months ago
Deixis: How to Determine Demonstrated Objects Using a Pointing Cone
Abstract. We present an collaborative approach towards a detailed understanding of the usage of pointing gestures accompanying referring expressions. This effort is undertaken in t...
Alfred Kranstedt, Andy Lücking, Thies Pfeiffe...
COMGEO
2006
ACM
14 years 9 months ago
Compatible triangulations and point partitions by series-triangular graphs
We introduce series-triangular graph embeddings and show how to partition point sets with them. This result is then used to prove an upper bound on the number of Steiner points nee...
Jeff Danciger, Satyan L. Devadoss, Don Sheehy
CCCG
2010
14 years 11 months ago
Blocking delaunay triangulations
Given a set B of n blue points in general position, we say that a set of red points R blocks B if in the Delaunay triangulation of B R there is no edge connecting two blue points...
Oswin Aichholzer, Ruy Fabila Monroy, Thomas Hackl,...
DAGM
2004
Springer
15 years 3 months ago
A Probabilistic Framework for Robust and Accurate Matching of Point Clouds
We present a probabilistic framework for matching of point clouds. Variants of the ICP algorithm typically pair points to points or points to lines. Instead, we pair data points to...
Peter Biber, Sven Fleck, Wolfgang Straßer