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» Ensemble-index: a new approach to indexing large databases
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BTW
2007
Springer
142views Database» more  BTW 2007»
14 years 1 months ago
Algebraic Query Optimization for Distributed Top-k Queries
: Distributed top-k query processing is increasingly becoming an essential functionality in a large number of emerging application classes. This paper addresses the efficient alge...
Thomas Neumann, Sebastian Michel
AVI
2004
13 years 9 months ago
Sketch-based retrieval of ClipArt drawings
These days there are a lot of vector drawings available for people to integrate into documents. These come in a variety of formats, such as Corel, Postscript, CGM, WMF and recentl...
Manuel J. Fonseca, Bruno Barroso, Pedro Ribeiro, J...
SEBD
2003
154views Database» more  SEBD 2003»
13 years 9 months ago
Management of User Preferences in Data Intensive Applications
Abstract. The management of user preferences is becoming a fundamental ingredient of modern Web-based data-intensive applications, in which information filtering is crucial to red...
Riccardo Torlone, Paolo Ciaccia
IDEAS
2008
IEEE
109views Database» more  IDEAS 2008»
14 years 2 months ago
EXsum: an XML summarization framework
1 We propose a new framework for the summarization of XML document properties called EXsum (Element-wise XML summarization), which can capture statistical information of all import...
José de Aguiar Moraes Filho, Theo Härd...
SIGMOD
1997
ACM
180views Database» more  SIGMOD 1997»
13 years 12 months ago
Online Aggregation
Aggregation in traditional database systems is performed in batch mode: a query is submitted, the system processes a large volume of data over a long period of time, and, eventual...
Joseph M. Hellerstein, Peter J. Haas, Helen J. Wan...