197 search results - page 4 / 40 » Keeping Up with the Changing Web |
KER
2008
13 years 7 months ago
2008
Ontologies play a key role in the advent of the Semantic Web. An important problem when dealing with ontologies is the modification of an existing ontology in response to a certai...
DEXA
2005
Springer
14 years 1 months ago
2005
Springer
Current proposals for XML change detection use structural constraints to detect the changes and they ignore semantic constraints. Consequently, they may produce semantically incorr...
IEEECIT
2005
IEEE
14 years 1 months ago
2005
IEEE
To make a web warehouse reflect the real web accurately, we should keep timeliness, freshness and consistency for the webviews. This paper fouses on one important part of webview...
IEEECIT
2005
IEEE
14 years 1 months ago
2005
IEEE
Web warehouse provides high availability and efficiency by utilizing materialized webviews, which should be refreshed in time to keep freshness. During the refreshing, the consis...
EUROCOLT
1997
Springer
13 years 11 months ago
1997
Springer
The approach of ordinal mind change complexity, introduced by Freivalds and Smith, uses (notations for) constructive ordinals to bound the number of mind changes made by a learnin...