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SIGMOD
2005
ACM
194views Database» more  SIGMOD 2005»
14 years 1 months ago
STRG-Index: Spatio-Temporal Region Graph Indexing for Large Video Databases
In this paper, we propose new graph-based data structure and indexing to organize and retrieve video data. Several researches have shown that a graph can be a better candidate for...
JeongKyu Lee, Jung-Hwan Oh, Sae Hwang
ICDE
1998
IEEE
153views Database» more  ICDE 1998»
14 years 9 months ago
Flattening an Object Algebra to Provide Performance
Algebraic transformation and optimization techniques have been the method of choice in relational query execution, but applying them in OODBMS is difficult due to the complexity o...
Peter A. Boncz, Annita N. Wilschut, Martin L. Kers...
WIDM
2005
ACM
14 years 1 months ago
Exploiting native XML indexing techniques for XML retrieval in relational database systems
In XML retrieval, two distinct approaches have been established and pursued without much cross-fertilization taking place so far. On the one hand, native XML databases tailored to...
Felix Weigel, Klaus U. Schulz, Holger Meuss
VLDB
2004
ACM
161views Database» more  VLDB 2004»
14 years 7 months ago
Supporting top-k join queries in relational databases
Ranking queries produce results that are ordered on some computed score. Typically, these queries involve joins, where users are usually interested only in the top-k join results....
Ihab F. Ilyas, Walid G. Aref, Ahmed K. Elmagarmid
ICDE
2008
IEEE
182views Database» more  ICDE 2008»
14 years 2 months ago
Two-phase schema matching in real world relational databases
— We propose a new approach to the problem of schema matching in relational databases that merges the hybrid and composite approach of combining multiple individual matching tech...
Nikolaos Bozovic, Vasilis Vassalos