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PRL
1998
13 years 9 months ago
1998
This paper describes and evaluates an image-based place recognition method for mobile robots based on matching image signatures. The method represents an image as a set of arrays ...
PRL
1998
13 years 9 months ago
1998
: The proposed divisive clustering method performs simultaneously a hierarchy of a set of objects and a monothetic characterization of each cluster of the hierarchy. A division is ...
PRL
1998
13 years 9 months ago
1998
Thinning is a frequently used method for extracting skeletons in discrete spaces. This paper presents an efficient parallel Žthinning algorithm that directly extracts medial line...
PRL
1998
13 years 9 months ago
1998
In this paper we propose an encoding scheme and ad hoc operators for a genetic approach to hierarchical graph clustering. Given a connected graph whose vertices correspond to poin...
PRL
1998
13 years 9 months ago
1998
An alternative to representing curves at a single scale or a fixed number of multiple scales is to represent them only at their natural (i.e. most significant) scales. This allo...