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DIS
2006
Springer
15 years 7 months ago
Itemset Support Queries Using Frequent Itemsets and Their Condensed Representations
The purpose of this paper is two-fold: First, we give efficient algorithms for answering itemset support queries for collections of itemsets from various representations of the fre...
Taneli Mielikäinen, Pance Panov, Saso Dzerosk...
VL
1999
IEEE
112views Visual Languages» more  VL 1999»
15 years 8 months ago
Visual Specification of Spatio-Temporal Developments
In this paper we propose a visual interface for the specification of predicates to be used in queries on spatio-temporal databases. The approach is based on a visual specification...
Martin Erwig, Markus Schneider
ICDE
2012
IEEE
298views Database» more  ICDE 2012»
13 years 6 months ago
Mapping XML to a Wide Sparse Table
— XML is commonly supported by SQL database systems. However, existing mappings of XML to tables can only deliver satisfactory query performance for limited use cases. In this pa...
Liang Jeff Chen, Philip A. Bernstein, Peter Carlin...
ICDE
2002
IEEE
104views Database» more  ICDE 2002»
16 years 5 months ago
Efficient Evaluation of Queries with Mining Predicates
Modern relational database systems are beginning to support ad hoc queries on mining models. In this paper, we explore novel techniques for optimizing queries that apply mining mo...
Surajit Chaudhuri, Vivek R. Narasayya, Sunita Sara...
GIS
2008
ACM
16 years 4 months ago
Monitoring continuous queries over streaming locations
We report on our experience from design and implementation of a powerful map application for managing, querying and visualizing evolving locations of moving objects. Instead of bu...
Kostas Patroumpas, Evi Kefallinou, Timos K. Sellis