780 search results - page 43 / 156 » Building Quality into Web Information Systems |
WWW
2003
ACM
14 years 9 months ago
2003
ACM
The large amount of information now available on the Web can play a prominent role in building a cooperative intelligent distance learning environment. We propose a system to prov...
PAKDD
2010
ACM
14 years 6 days ago
2010
ACM
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...
EFDBS
2003
13 years 10 months ago
2003
A definition of types in an information system is given from ld abstractions through data constructs, schema and definitions to physical data values. Category theory suggests tha...
PAKM
2004
13 years 10 months ago
2004
In this paper we present a methodology to extract information from the Web to build a taxonomy of terms and Web resources for a given domain. This taxonomy represents a hierarchy o...
IPM
2006
13 years 8 months ago
2006
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...