740 search results - page 119 / 148 » Querying the Web of Data: A Formal Approach |
SIGMOD
2010
ACM
14 years 4 months ago
2010
ACM
We propose and study a new ranking problem in versioned databases. Consider a database of versioned objects which have different valid instances along a history (e.g., documents i...
PVLDB
2008
14 years 9 months ago
2008
The Deep Web, i.e., content hidden behind HTML forms, has long been acknowledged as a significant gap in search engine coverage. Since it represents a large portion of the structu...
WWW
2004
ACM
15 years 10 months ago
2004
ACM
This paper investigates how the vision of the Semantic Web can be carried over to the realm of email. We introduce a general notion of semantic email, in which an email message co...
WWW
2009
ACM
15 years 10 months ago
2009
ACM
Given a terabyte click log, can we build an efficient and effective click model? It is commonly believed that web search click logs are a gold mine for search business, because th...
ESWS
2007
Springer
15 years 3 months ago
2007
Springer
Traditional process support systems typically offer a static composition of atomic tasks to more powerful services. In the real world, however, processes change over time: busines...