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CVPR
2005
IEEE
16 years 8 months ago
Complex 3D Shape Recovery Using a Dual-Space Approach
This paper presents a novel method for reconstructing complex 3D objects with unknown topology using silhouettes extracted from image sequences. This method exploits the duality p...
Chen Liang, Kwan-Yee Kenneth Wong
CPAIOR
2007
Springer
16 years 26 days ago
Hybrid Local Search for Constrained Financial Portfolio Selection Problems
Portfolio selection is a relevant problem arising in finance and economics. While its basic formulations can be efficiently solved through linear or quadratic programming, its mor...
Luca Di Gaspero, Giacomo di Tollo, Andrea Roli, An...
IR
2006
15 years 6 months ago
Automatic question answering using the web: Beyond the Factoid
In this paper we describe and evaluate a Question Answering (QA) system that goes beyond answering factoid questions. Our approach to QA assumes no restrictions on the type of que...
Radu Soricut, Eric Brill
VLDB
2008
ACM
148views Database» more  VLDB 2008»
16 years 7 months ago
Purpose based access control for privacy protection in relational database systems
Abstract In this article, we present a comprehensive approach for privacy preserving access control based on the notion of purpose. In our model, purpose information associated wit...
Ji-Won Byun, Ninghui Li
BIBE
2003
IEEE
183views Bioinformatics» more  BIBE 2003»
16 years 4 hour ago
Effective Indexing and Filtering for Similarity Search in Large Biosequence Databases
We present a multi-dimensional indexing approach for fast sequence similarity search in DNA and protein databases. In particular, we propose effective transformations of subsequen...
Ozgur Ozturk, Hakan Ferhatosmanoglu