777 search results - page 42 / 156 » Declarative Data Cleaning: Language, Model, and Algorithms |
DATESO
2007
13 years 10 months ago
2007
We address a problem of updating XML documents having their XML schema described by a Document Type Definition (DTD) without breaking their validity. We present a way how to expre...
DASFAA
2005
IEEE
14 years 2 months ago
2005
IEEE
Abstract. In this paper, we present a FASST mining approach to extract the frequently changing semantic structures (FASSTs), which are a subset of semantic substructures that chang...
WSDM
2010
ACM
14 years 6 months ago
2010
ACM
We consider a set of views stating possibly conflicting facts. Negative facts in the views may come, e.g., from functional dependencies in the underlying database schema. We want ...
ADMA
2008
Springer
14 years 3 months ago
2008
Springer
Abstract. Social bookmarking has become an important web2.0 application recently, which is concerned with the dual user behavior to search - tagging. Although social bookmarking we...
APCCM
2009
13 years 10 months ago
2009
Database Semantics (DBS) is a computational model of how communicating with natural language works. at a level of abstraction which may be applied to natural and artificial agents...