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» Prolog as the Fundament for Applications on the Semantic Web
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DASFAA
2005
IEEE
123views Database» more  DASFAA 2005»
13 years 9 months ago
Automatic Data Extraction from Data-Rich Web Pages
Abstract. Extracting data from web pages using wrappers is a fundamental problem arising in a large variety of applications of vast practical interests. In this paper, we propose a...
Dongdong Hu, Xiaofeng Meng
VLDB
2004
ACM
106views Database» more  VLDB 2004»
14 years 25 days ago
Structures, Semantics and Statistics
At a fundamental level, the key challenge in data integration is to reconcile the semantics of disparate data sets, each expressed with a different database structure. I argue th...
Alon Y. Halevy
IAT
2007
IEEE
13 years 7 months ago
Similarity-Based Fuzzy Clustering for User Profiling
User profiling is a fundamental task in Web personalization. Fuzzy clustering is a valid approach to derive user profiles by capturing similar user interests from web usage data a...
Giovanna Castellano, Anna Maria Fanelli, Corrado M...
COOPIS
2002
IEEE
14 years 13 days ago
Well-Founded Optimism: Inheritance in Frame-Based Knowledge Bases
Abstract. F-logic is a popular formalism for knowledge-intensive applications and, especially, for ontology management in Semantic Web. However, the original F-logic’s semantics ...
Guizhen Yang, Michael Kifer
SBBD
2004
133views Database» more  SBBD 2004»
13 years 8 months ago
Query Processing in ROSA Data Model
Learning Content Management Systems (LCMS) store and manage e-learning content and play an important role in the development of Distance Learning technology. ROSA (Repository of O...
Fábio Coutinho, Fabio Porto