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LREC
2008
100views Education» more  LREC 2008»
15 years 1 months ago
Scaling Answer Type Detection to Large Hierarchies
This paper describes the creation of a state-of-the-art answer type detection system capable of recognizing more than 200 different expected answer types with greater than 85% pre...
Kirk Roberts, Andrew Hickl
120
Voted
SACRYPT
2005
Springer
146views Cryptology» more  SACRYPT 2005»
15 years 5 months ago
An Access Control Scheme for Partially Ordered Set Hierarchy with Provable Security
In a hierarchical structure, an entity has access to another if and only if the former is a superior of the later. The access control scheme for a hierarchy represented by a partia...
Jiang Wu, Ruizhong Wei
101
Voted
ICPR
2010
IEEE
14 years 10 months ago
Learning Scene Semantics Using Fiedler Embedding
We propose a framework to learn scene semantics from surveillance videos. Using the learnt scene semantics, a video analyst can efficiently and effectively retrieve the hidden sem...
Jingen Liu, Saad Ali
CORR
2007
Springer
121views Education» more  CORR 2007»
15 years 4 days ago
Use of Wikipedia Categories in Entity Ranking
Wikipedia is a useful source of knowledge that has many applications in language processing and knowledge representation. The Wikipedia category graph can be compared with the clas...
James A. Thom, Jovan Pehcevski, Anne-Marie Vercous...
80
Voted
CHI
1995
ACM
15 years 3 months ago
A Focus+Context Technique Based on Hyperbolic Geometry for Visualizing Large Hierarchies
We present a new focus+context (fisheye) technique for visualizing and manipulating large hierarchies. Our technique assigns more display space to a portion of the hierarchy whil...
John Lamping, Ramana Rao, Peter Pirolli