Sciweavers

51 search results - page 10 / 11
» Retaining Semantics in Relational Databases by Mapping them ...
Sort
View
PODS
2008
ACM
170views Database» more  PODS 2008»
14 years 5 months ago
Answering aggregate queries in data exchange
Data exchange, also known as data translation, has been extensively investigated in recent years. One main direction of research has focused on the semantics and the complexity of...
Foto N. Afrati, Phokion G. Kolaitis
VLDB
2007
ACM
104views Database» more  VLDB 2007»
14 years 6 months ago
Extending Dependencies with Conditions
This paper introduces a class of conditional inclusion dependencies (CINDs), which extends traditional inclusion dependencies (INDs) by enforcing bindings of semantically related ...
Loreto Bravo, Wenfei Fan, Shuai Ma
AGENTS
1999
Springer
13 years 10 months ago
Personal Navigating Agents
The World Wide Web provides a huge distributed web database. However, information in the web database is free formatted and unorganized. Traditional keyword-based retrieval approa...
H. L. Wang, W. K. Shih, C. N. Hsu, Y. S. Chen, Y. ...
CIVR
2008
Springer
220views Image Analysis» more  CIVR 2008»
13 years 7 months ago
Web-based information content and its application to concept-based video retrieval
Semantic similarity between words or phrases is frequently used to find matching correlations between search queries and documents when straightforward matching of terms fails. Th...
Alexander Haubold, Apostol Natsev
CIKM
2009
Springer
14 years 10 days ago
Beyond hyperlinks: organizing information footprints in search logs to support effective browsing
While current search engines serve known-item search such as homepage finding very well, they generally cannot support exploratory search effectively. In exploratory search, user...
Xuanhui Wang, Bin Tan, Azadeh Shakery, ChengXiang ...