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CAISE
2003
Springer
14 years 2 months ago
A Methodology for the Conceptual Modeling of ETL Processes
Extraction-Transformation-Loading (ETL) tools are pieces of software responsible for the extraction of data from several sources, their cleansing, customization and insertion into ...
Alkis Simitsis, Panos Vassiliadis
TOOLS
1992
IEEE
14 years 24 days ago
Automating the Development of Syntax Tree Generators for an Evolving Language
This paper describes an Ei el system for rapid testing of grammars. Grammars are de ned in an extended BNF notation that allows actions on the parse tree nodes to be de ned as add...
Per Grape, Kim Walden
VLDB
1990
ACM
179views Database» more  VLDB 1990»
14 years 24 days ago
On Indexing Line Segments
In several image applications, it is necessary to retrieve specific line segments born a potentially very large set. In this paper, we consider the problem of indexing straight li...
H. V. Jagadish
DAGM
2006
Springer
14 years 13 days ago
Model Selection in Kernel Methods Based on a Spectral Analysis of Label Information
Abstract. We propose a novel method for addressing the model selection problem in the context of kernel methods. In contrast to existing methods which rely on hold-out testing or t...
Mikio L. Braun, Tilman Lange, Joachim M. Buhmann
PODS
2000
ACM
120views Database» more  PODS 2000»
14 years 10 days ago
Indexing the Edges - A Simple and Yet Efficient Approach to High-Dimensional Indexing
In this paper, we propose a new tunable index scheme, called iMinMax , that maps points in high dimensional spaces to single dimension values determined by their maximum or minimu...
Beng Chin Ooi, Kian-Lee Tan, Cui Yu, Stépha...