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FOIKS
2008
Springer
15 years 8 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
15 years 4 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»
15 years 1 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
DCC
2009
IEEE
16 years 1 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
16 years 21 days 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