487 search results - page 50 / 98 » Integral Invariant Signatures |
CGF
2008
13 years 10 months ago
2008
This paper proposes new methodology for the detection and matching of salient points over several views of an object. The process is composed by three main phases. In the first st...
CGF
2008
13 years 10 months ago
2008
Although considerable attention in recent years has been given to the problem of symmetry detection in general shapes, few methods have been developed that aim to detect and quant...
CVPR
2012
IEEE
12 years 10 days ago
2012
IEEE
In this work, we present intrinsic shape context (ISC) descriptors for 3D shapes. We generalize to surfaces the polar sampling of the image domain used in shape contexts: for this...
VISUALIZATION
1991
IEEE
14 years 1 months ago
1991
IEEE
We describe a software system, TOPO, that numerically analyzes and graphically displays topological aspects of a three dimensional vector field, v, to produce a single, relativel...
ACSAC
2000
IEEE
14 years 2 months ago
2000
IEEE
It is well-known that CA plays the central role in PKI. In this paper we introduce a new component into PKI, DA (decryption authority), which decrypts important and sensitive mess...