69 search results - page 3 / 14 » Query Planning for Searching Inter-dependent Deep-Web Databa... |
SIGMOD
2011
ACM
12 years 8 months ago
2011
ACM
An important means of allowing non-expert end-users to pose ad hoc queries — whether over single databases or data integration systems — is through keyword search. Given a set...
CIKM
2009
Springer
13 years 10 months ago
2009
Springer
This paper describes a hidden Markov model (HMM) based approach to perform search interface segmentation. Automatic processing of an interface is a must to access the invisible co...
EDBT
1998
ACM
13 years 9 months ago
1998
ACM
Abstract. Fusion queries search for information integrated from distributed, autonomous sources over the Internet. We investigate techniques for e cient processing of fusion querie...
ACSC
2001
IEEE
13 years 9 months ago
2001
IEEE
Most search systems for querying large document collections---for example, web search engines---are based on well-understood information retrieval principles
SIGMOD
2006
ACM
14 years 5 months ago
2006
ACM
Text is ubiquitous and, not surprisingly, many important applications rely on textual data for a variety of tasks. As a notable example, information extraction applications derive...