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NEUROSCIENCE
2001
Springer
14 years 1 days ago
Recurrent Long-Range Interactions in Early Vision
Abstract. A general principle of cortical architecture is the bidirectional flow of information along feedforward and feedback connections. In the feedforward path, converging con...
Thorsten Hansen, Wolfgang Sepp, Heiko Neumann
ACL
2012
11 years 10 months ago
Crosslingual Induction of Semantic Roles
We argue that multilingual parallel data provides a valuable source of indirect supervision for induction of shallow semantic representations. Specifically, we consider unsupervi...
Ivan Titov, Alexandre Klementiev
ACL
2011
12 years 11 months ago
Peeling Back the Layers: Detecting Event Role Fillers in Secondary Contexts
The goal of our research is to improve event extraction by learning to identify secondary role filler contexts in the absence of event keywords. We propose a multilayered event e...
Ruihong Huang, Ellen Riloff
COMPSAC
2002
IEEE
14 years 17 days ago
Hybrid Role Hierarchy for Generalized Temporal Role Based Access Control Model
Generalized Temporal Role Based Access Control (GTRBAC) model that captures an exhaustive set of temporal constraint needs for access control has recently been proposed. GTRBAC’...
James Joshi, Elisa Bertino, Arif Ghafoor
ACSAC
2004
IEEE
13 years 11 months ago
Role-Based Delegation Model/ Hierarchical Roles (RBDM1)
The basic idea behind delegation is that some active entity in a system delegates authority to another active entity in order to carry out some functions on behalf of the former. ...
Ezedin Barka, Ravi S. Sandhu