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SYRCODIS
2007
13 years 6 months ago
2007
Recently, a lot of indexing methods were developed for multidimensional spaces and for image feature vector spaces in particular. This paper introduces an implementation of a vant...
SYRCODIS
2007
13 years 6 months ago
2007
Effective querying and managing of temporal databases represent an unanswered challenge to the modern research community. In this paper, we introduce a temporal preprocessor that ...
SYRCODIS
2007
13 years 6 months ago
2007
In this paper a data warehouse framework that supports data warehouse evolution is presented. The framework is able to handle not only changes in data sources, but also direct cha...
SYRCODIS
2007
13 years 6 months ago
2007
Several requirements for algebra suitable for e cient cost-based optimization are presented. It is shown that known XML algebras do not fully satisfy this requirements. A new alge...
SYRCODIS
2007
13 years 6 months ago
2007
In this paper we consider the problem of efficiently producing results for full-text keyword search queries over XML documents. We describe full-text search query semantics and pr...