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MM
2005
ACM
140views Multimedia» more  MM 2005»
15 years 5 months ago
Topic transition detection using hierarchical hidden Markov and semi-Markov models
In this paper we introduce a probabilistic framework to exploit hierarchy, structure sharing and duration information for topic transition detection in videos. Our probabilistic d...
Dinh Q. Phung, Thi V. Duong, Svetha Venkatesh, Hun...
IFIP
2010
Springer
14 years 6 months ago
Semantics of Trust
This paper formalizes the semantics of trust and studies the transitivity of trust. On the Web, people and software agents have to interact with "strangers". This makes ...
Tim Muller
SIGMOD
2009
ACM
182views Database» more  SIGMOD 2009»
15 years 12 months ago
3-HOP: a high-compression indexing scheme for reachability query
Reachability queries on large directed graphs have attracted much attention recently. The existing work either uses spanning structures, such as chains or trees, to compress the c...
Ruoming Jin, Yang Xiang, Ning Ruan, David Fuhry
JAPLL
2006
114views more  JAPLL 2006»
14 years 11 months ago
The monadic second-order logic of graphs XV: On a conjecture by D. Seese
A conjecture by D. Seese states that if a set of graphs has a decidable monadic second-order theory, then it is the image of a set of trees under a transformation defined by monad...
Bruno Courcelle
SIGGRAPH
1996
ACM
15 years 3 months ago
The Virtual Cinematographer: A Paradigm for Automatic Real-Time Camera Control and Directing
This paper presents a paradigm for automatically generating complete camera specifications for capturing events in virtual 3D environments in real-time. We describe a fully implem...
Li-wei He, Michael F. Cohen, David Salesin