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CIVR
2007
Springer
169views Image Analysis» more  CIVR 2007»
15 years 11 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 11 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 10 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 10 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 10 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