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FOIKS
2008
Springer
15 years 3 months ago
A Transformation-Based Approach to View Updating in Stratifiable Deductive Databases
Abstract In this paper we present a new rule-based approach for consistency preserving view updating in deductive databases. Based on rule transformations performed during schema d...
Andreas Behrend, Rainer Manthey
IRFC
2010
Springer
14 years 11 months ago
An Information Retrieval Model Based on Discrete Fourier Transform
Abstract. Information Retrieval (IR) systems combine a variety of techniques stemming from logical, vector-space and probabilistic models. This variety of combinations has produced...
Alberto Costa, Massimo Melucci
JUCS
2010
135views more  JUCS 2010»
14 years 8 months ago
Model-driven Transformation and Validation of Adaptive Educational Hypermedia using CAVIAr
Abstract: Authoring of Adaptive Educational Hypermedia is a complex activity requiring the combination of a range of design and validation techniques. We demonstrate how Adaptive E...
Mark Melia, Claus Pahl
133
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DCC
2009
IEEE
15 years 8 months ago
Slepian-Wolf Coding of Binary Finite Memory Source Using Burrows-Wheeler Transform
Abstract—In this paper, an asymmetric Slepian-Wolf coding (SWC) scheme for binary finite memory source (FMS) is proposed. The a priori information about the source is extracted ...
Chao Chen, Xiangyang Ji, Qionghai Dai, Xiaodong Li...
ICC
2007
IEEE
15 years 8 months ago
A New MIMO Beamforming Technique Based on Rotation Transformations
Abstract— In this paper, we propose a new transmit beamforming technique for multiple-input-multiple-output (MIMO) systems to improve the link level performance. We present a met...
Heunchul Lee, Seokhwan Park, Inkyu Lee