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BTW
2007
Springer
131views Database» more  BTW 2007»
14 years 29 days ago
TopX - Efficient and Versatile Top-k Query Process-ing for Text, Semistructured, and Structured Data
: This paper presents a comprehensive overview of the TopX search engine, an extensive framework for unified indexing and querying large collections of unstructured, semistructured...
Martin Theobald, Ralf Schenkel, Gerhard Weikum
SIGMOD
2004
ACM
241views Database» more  SIGMOD 2004»
14 years 9 months ago
SINA: Scalable Incremental Processing of Continuous Queries in Spatio-temporal Databases
This paper introduces the Scalable INcremental hash-based Algorithm (SINA, for short); a new algorithm for evaluating a set of concurrent continuous spatio-temporal queries. SINA ...
Mohamed F. Mokbel, Xiaopeng Xiong, Walid G. Aref
SIGMOD
2002
ACM
198views Database» more  SIGMOD 2002»
14 years 9 months ago
Processing complex aggregate queries over data streams
Recent years have witnessed an increasing interest in designing algorithms for querying and analyzing streaming data (i.e., data that is seen only once in a fixed order) with only...
Alin Dobra, Minos N. Garofalakis, Johannes Gehrke,...
ICDE
2008
IEEE
125views Database» more  ICDE 2008»
14 years 10 months ago
Just-In-Time Processing of Continuous Queries
In a data stream management system, a continuous query is processed by an execution plan consisting of multiple operators connected via the "consumer-producer" relationsh...
Yin Yang, Dimitris Papadias
EJC
2006
13 years 10 months ago
Ontological Queries Supporting Decision Process in KaSeA System
With development of knowledge bases (KB) there appeared expert systems that use KBs to support them in decision making process. Decision Support Systems, that are the subject of th...
Krzysztof Goczyla, Aleksander Waloszek, Wojciech W...