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SIROCCO
2000
13 years 10 months ago
2000
A graph with n vertices and maximum degree cannot be given weak sense of direction using less than colours. It is known that n colours are always sufficient, but it has been conje...
IJNSEC
2008
13 years 9 months ago
2008
Tseng et al. have introduced in 2003 an authenticated encryption scheme by using self-certified public keys. Based on this scheme several authors have proposed new signature schem...
CIE
2007
Springer
14 years 3 months ago
2007
Springer
Abstract. We show that many so called discrete weak semilattices considered earlier in a series of author’s publications have hereditary undecidable first-order theories. Since ...
TKDE
2008
13 years 9 months ago
2008
Given a large spatio-temporal database of events, where each event consists of the fields event ID, time, location, and event type, mining spatio-temporal sequential patterns ident...
CVPR
2007
IEEE
14 years 11 months ago
2007
IEEE
Recent results on stereo indicate that an accurate segmentation is crucial for obtaining faithful depth maps. Variational methods have successfully been applied to both image segm...