Sciweavers

2043 search results - page 368 / 409
» The Limits of Querying Ontologies
Sort
View
ADC
2004
Springer
141views Database» more  ADC 2004»
15 years 3 months ago
Conflict Scheduling of Transactions on XML Documents
In the last few years an interest in native XML databases has surfaced. With other authors we argue that such databases need their own provisions for concurrency control since tra...
Stijn Dekeyser, Jan Hidders
ADBIS
2006
Springer
165views Database» more  ADBIS 2006»
15 years 3 months ago
Fragmenting XML Documents via Structural Constraints
Abstract. XML query processors suffer from main-memory limitations that prevent them from processing large XML documents. While content-based predicates can be used to project down...
Angela Bonifati, Alfredo Cuzzocrea, Bruno Zinno
CIKM
2006
Springer
15 years 3 months ago
Mining blog stories using community-based and temporal clustering
In recent years, weblogs, or blogs for short, have become an important form of online content. The personal nature of blogs, online interactions between bloggers, and the temporal...
Arun Qamra, Belle L. Tseng, Edward Y. Chang
PAKDD
2010
ACM
167views Data Mining» more  PAKDD 2010»
15 years 3 months ago
Resource-Bounded Information Extraction: Acquiring Missing Feature Values on Demand
We present a general framework for the task of extracting specific information “on demand” from a large corpus such as the Web under resource-constraints. Given a database wit...
Pallika Kanani, Andrew McCallum, Shaohan Hu
BTW
2009
Springer
99views Database» more  BTW 2009»
15 years 3 months ago
A Framework for Reasoning about Share Equivalence and Its Integration into a Plan Generator
: Very recently, Cao et al. presented the MAPLE approach, which accelerates queries with multiple instances of the same relation by sharing their scan operator. The principal idea ...
Thomas Neumann, Guido Moerkotte