Sciweavers

1272 search results - page 115 / 255
» Structured queries in XML retrieval
Sort
View
DASFAA
2009
IEEE
96views Database» more  DASFAA 2009»
14 years 2 months ago
Materialized View Selection in XML Databases
Materialized views, a rdbms silver bullet, demonstrate its efficacy in many applications, especially as a data warehousing/decison support system tool. The pivot of playing materia...
Nan Tang, Jeffrey Xu Yu, Hao Tang, M. Tamer Ö...
INEX
2004
Springer
14 years 1 months ago
The Interactive Track at INEX 2004
An interactive track was included in INEX for the first time in 2004. The main aim of the track was to study the behaviour of searchers when interacting with components of XML doc...
Anastasios Tombros, Birger Larsen, Saadia Malik
DASFAA
2003
IEEE
84views Database» more  DASFAA 2003»
14 years 1 months ago
Supporting Selection-Projection XQuery Processing Based on Encoding Paths
Providing an efficient way to support XML query processing has become a very important issue. A system called XQP (XQuery Processor) is proposed in this paper to meet the need. X...
Ya-Hui Chang, Cheng-Ta Lee
ICDE
2008
IEEE
336views Database» more  ICDE 2008»
14 years 9 months ago
Dominant Graph: An Efficient Indexing Structure to Answer Top-K Queries
Given a record set D and a query score function F, a top-k query returns k records from D, whose values of function F on their attributes are the highest. In this paper, we investi...
Lei Zou, Lei Chen 0002
DEXA
2005
Springer
118views Database» more  DEXA 2005»
14 years 1 months ago
Detecting Semantically Correct Changes to Relevant Unordered Hidden Web Data
Current proposals for XML change detection use structural constraints to detect the changes and they ignore semantic constraints. Consequently, they may produce semantically incorr...
Vladimir Kovalev, Sourav S. Bhowmick