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WWW
2007
ACM
14 years 10 months ago
2007
ACM
Given a large online network of online auction users and their histories of transactions, how can we spot anomalies and auction fraud? This paper describes the design and implemen...
ICIP
2009
IEEE
13 years 7 months ago
2009
IEEE
In this paper we present a novel approach of face identification by formulating the pattern recognition problem in terms of linear regression. Using a fundamental concept that pat...
CVPR
2005
IEEE
14 years 12 months ago
2005
IEEE
Most face recognition systems focus on photo-based face recognition. In this paper, we present a face recognition system based on face sketches. The proposed system contains two e...
JMM2
2007
13 years 9 months ago
2007
— A novel face recognition method is proposed, in which face images are represented by a set of local labeled graphs, each containing information about the appearance and geometr...
CORR
2007
Springer
13 years 9 months ago
2007
Springer
We investigate here the computational complexity of three natural problems in directed acyclic graphs. We prove their NP Completeness and consider their restrictions to linear orde...