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CIVR
2007
Springer
169views Image Analysis» more  CIVR 2007»
15 years 3 months ago
Whitened LDA for face recognition
Over the years, many Linear Discriminant Analysis (LDA) algorithms have been proposed for the study of high dimensional data in a large variety of problems. An intrinsic limitatio...
Vo Dinh Minh Nhat, Sungyoung Lee, Hee Yong Youn
SACMAT
2006
ACM
15 years 3 months ago
Fine-grained role-based delegation in presence of the hybrid role hierarchy
Delegation of authority is an important process that needs to be captured by any access control model. In role-based access control models, delegation of authority involves delega...
James B. D. Joshi, Elisa Bertino
CIKM
2005
Springer
15 years 3 months ago
MailRank: using ranking for spam detection
Can we use social networks to combat spam? This paper investigates the feasibility of MailRank, a new email ranking and classification scheme exploiting the social communication ...
Paul-Alexandru Chirita, Jörg Diederich, Wolfg...
MM
2004
ACM
192views Multimedia» more  MM 2004»
15 years 3 months ago
Communicating everyday experiences
In this paper, we present our approach to the problem of communicating everyday experiences. This is a challenging problem, since media from everyday events are unstructured, and ...
Preetha Appan, Hari Sundaram, David Birchfield
CIKM
2004
Springer
15 years 3 months ago
Node ranking in labeled directed graphs
Our work is motivated by the problem of ranking hyperlinked documents for a given query. Given an arbitrary directed graph with edge and node labels, we present a new flow-based ...
Krishna Prasad Chitrapura, Srinivas R. Kashyap