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CEAS
2007
Springer
15 years 10 months ago
Discovering Leadership Roles in Email Workgroups
Email is a key communication tool for collaborative workgroups. In this paper, we investigate how team leadership roles can be inferred from a collection of email messages exchang...
Vitor R. Carvalho, Wen Wu, William W. Cohen
CSFW
2006
IEEE
15 years 10 months ago
Policy Analysis for Administrative Role Based Access Control
Role-Based Access Control (RBAC) is a widely used model for expressing access control policies. In large organizations, the RBAC policy may be collectively managed by many adminis...
Amit Sasturkar, Ping Yang, Scott D. Stoller, C. R....
AAAI
2007
15 years 6 months ago
Logical Generative Models for Probabilistic Reasoning about Existence, Roles and Identity
In probabilistic reasoning, the problems of existence and identity are important to many different queries; for example, the probability that something that fits some description...
David Poole
LREC
2010
191views Education» more  LREC 2010»
15 years 6 months ago
Spatial Role Labeling: Task Definition and Annotation Scheme
One of the essential functions of natural language is to talk about spatial relationships between objects. Linguistic constructs can express highly complex, relational structures ...
Parisa KordJamshidi, Martijn van Otterlo, Marie-Fr...
JAIR
2007
151views more  JAIR 2007»
15 years 4 months ago
Topic and Role Discovery in Social Networks with Experiments on Enron and Academic Email
Previous work in social network analysis (SNA) has modeled the existence of links from one entity to another, but not the attributes such as language content or topics on those li...
Andrew McCallum, Xuerui Wang, Andrés Corrad...