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CALCO
2009
Springer
166views Mathematics» more  CALCO 2009»
15 years 5 months ago
Distributive Lattice-Structured Ontologies
Abstract. In this paper we describe a language and method for deriving ontologies and ordering databases. The ontological structures arrived at are distributive lattices with attri...
Hans Bruun, Dion Coumans, Mai Gehrke
ICBA
2004
Springer
224views Biometrics» more  ICBA 2004»
15 years 4 months ago
Matching 2.5D Scans for Face Recognition
Abstract. The performance of face recognition systems that use twodimensional images is dependent on consistent conditions such as lighting, pose, and facial appearance. We are dev...
Xiaoguang Lu, Dirk Colbry, Anil K. Jain
PAMI
2006
122views more  PAMI 2006»
14 years 11 months ago
Total Variation Models for Variable Lighting Face Recognition
In this paper, we present the logarithmic total variation (LTV) model for face recognition under varying illumination, including natural lighting conditions, where we rarely know t...
Terrence Chen, Wotao Yin, Xiang Sean Zhou, Dorin C...
PVLDB
2010
119views more  PVLDB 2010»
14 years 9 months ago
Chase Termination: A Constraints Rewriting Approach
Several database areas such as data exchange and integration share the problem of fixing database instance violations with respect to a set of constraints. The chase algorithm so...
Francesca Spezzano, Sergio Greco
EMNLP
2009
14 years 9 months ago
Generalized Expectation Criteria for Bootstrapping Extractors using Record-Text Alignment
Traditionally, machine learning approaches for information extraction require human annotated data that can be costly and time-consuming to produce. However, in many cases, there ...
Kedar Bellare, Andrew McCallum