In some domains, Information Extraction (IE) from texts requires syntactic and semantic parsing. This analysis is computationally expensive and IE is potentially noisy if it applie...
On a high level of abstraction a Web Information System (WIS) can be described by a storyboard, which stract way specifies who will be using the system, in which way and for which...
Content-oriented retrieval models are based on a document-term matrix, whereas link-oriented retrieval models are based on an adjacent (parentchild) matrix. Term frequency and inv...
State-of-the-art Web search engines are inherently limited in their abilities to search information in Deep Web beyond portals. This paper discusses how Web services and Semantic-...
Community web sites exhibit two dominating properties: They often need to integrate many different information sources and they require an adequate web site management system. SEA...
Alexander Maedche, Steffen Staab, Rudi Studer, Yor...