Sciweavers

2486 search results - page 210 / 498
» Database and the Web
Sort
View
DASFAA
2009
IEEE
173views Database» more  DASFAA 2009»
15 years 10 months ago
A Uniform Framework for Ad-Hoc Indexes to Answer Reachability Queries on Large Graphs
Graph-structured databases and related problems such as reachability query processing have been increasingly relevant to many applications such as XML databases, biological databas...
Linhong Zhu, Byron Choi, Bingsheng He, Jeffrey Xu ...
PODS
2002
ACM
117views Database» more  PODS 2002»
16 years 6 months ago
Monadic Datalog and the Expressive Power of Languages for Web Information Extraction
Research on information extraction from Web pages (wrapping) has seen much activity in recent times (particularly systems implementations), but little work has been done on formal...
Georg Gottlob, Christoph Koch
ICDE
2010
IEEE
255views Database» more  ICDE 2010»
16 years 1 months ago
On supporting effective web extraction
— Commercial tuple extraction systems have enjoyed some success to extract tuples by regarding HTML pages as tree structures and exploiting XPath queries to find attributes of t...
Wook-Shin Han, Wooseong Kwak, Hwanjo Yu
IDEAS
2003
IEEE
76views Database» more  IDEAS 2003»
15 years 12 months ago
E-Learning as a Web Service
E-learning platforms and their functionalities resemble one another to a large extend. Recent standardization efforts in e-learning concentrate on the reuse of learning material, ...
Gottfried Vossen, Peter Westerkamp
ADBIS
2003
Springer
127views Database» more  ADBIS 2003»
15 years 11 months ago
Using Common Schemas for Information Extraction from Heterogeneous Web Catalogs
The Web has become the world’s largest information source. Unfortunately, the main success factor of the Web, the inherent principle of distribution and autonomy of the participa...
Richard Vlach, Wassili Kazakos