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DASFAA
2007
IEEE
134views Database» more  DASFAA 2007»
13 years 10 months ago
Eliciting Matters - Controlling Skyline Sizes by Incremental Integration of User Preferences
Today, result sets of skyline queries are unmanageable due to their exponential growth with the number of query predicates. In this paper we discuss the incremental re-computation ...
Wolf-Tilo Balke, Ulrich Güntzer, Christoph Lo...
DASFAA
2007
IEEE
172views Database» more  DASFAA 2007»
13 years 10 months ago
Optimizing Multiple In-Network Aggregate Queries in Wireless Sensor Networks
Abstract. In this paper, we explore the feature of sharing partial results of multiple queries to reduce the total number of messages incurred. Those queries sharing their partial ...
Huei-You Yang, Wen-Chih Peng, Chia-Hao Lo
DASFAA
2007
IEEE
141views Database» more  DASFAA 2007»
13 years 10 months ago
CST-Trees: Cache Sensitive T-Trees
Abstract. Researchers have modified existing index structures into ones optimized for CPU cache performance in main memory database environments. A Cache Sensitive B+-Tree is one o...
Ig-hoon Lee, Junho Shim, Sang-goo Lee, Jonghoon Ch...
DASFAA
2007
IEEE
147views Database» more  DASFAA 2007»
13 years 10 months ago
OntoDB: It Is Time to Embed Your Domain Ontology in Your Database
Abstract. This demonstration presents OntoDB, a prototype that allows to store explicitly in the database not only the data, but also the conceptual model defining the structure o...
Stéphane Jean, Dehainsala Hondjack, Dung Ng...
DASFAA
2007
IEEE
159views Database» more  DASFAA 2007»
13 years 10 months ago
Mining Vague Association Rules
In many online shopping applications, traditional Association Rule (AR) mining has limitations as it only deals with the items that are sold but ignores the items that are almost s...
An Lu, Yiping Ke, James Cheng, Wilfred Ng
DASFAA
2007
IEEE
138views Database» more  DASFAA 2007»
13 years 10 months ago
An Original Semantics to Keyword Queries for XML Using Structural Patterns
XML is by now the de facto standard for exporting and exchanging data on the web. The need for querying XML data sources whose structure is not fully known to the user and the need...
Dimitri Theodoratos, Xiaoying Wu
DASFAA
2007
IEEE
221views Database» more  DASFAA 2007»
13 years 10 months ago
TwigList : Make Twig Pattern Matching Fast
Twig pattern matching problem has been widely studied in recent years. Give an XML tree T . A twig-pattern matching query, Q, represented as a query tree, is to find all the occur...
Lu Qin, Jeffrey Xu Yu, Bolin Ding
DASFAA
2007
IEEE
244views Database» more  DASFAA 2007»
13 years 10 months ago
Expert Finding in a Social Network
This paper addresses the issue of expert finding in a social network. The task of expert finding, as one of the most important research issues in social networks, is aimed at ident...
Jing Zhang, Jie Tang, Juan-Zi Li
DASFAA
2007
IEEE
187views Database» more  DASFAA 2007»
13 years 10 months ago
OntoDB: An Ontology-Based Database for Data Intensive Applications
Recently, several approaches and systems were proposed to store in the same database data and the ontologies describing their meanings. We call these databases, ontology-based data...
Dehainsala Hondjack, Guy Pierra, Ladjel Bellatrech...