Sciweavers

3241 search results - page 28 / 649
» Searching for Hidden-Web Databases
Sort
View
TKDE
2012
227views Formal Methods» more  TKDE 2012»
13 years 4 days ago
Publishing Search Logs - A Comparative Study of Privacy Guarantees
—Search engine companies collect the “database of intentions”, the histories of their users’ search queries. These search logs are a gold mine for researchers. Search engin...
Michaela Götz, Ashwin Machanavajjhala, Guozha...
ADBIS
2009
Springer
135views Database» more  ADBIS 2009»
14 years 7 months ago
Systematic Exploration of Efficient Query Plans for Automated Database Restructuring
We consider the problem of selecting views and indexes that minimize the evaluation costs of the important queries under an upper bound on the disk space available for storing the ...
Maxim Kormilitsin, Rada Chirkova, Yahya Fathi, Mat...
IDA
2009
Springer
14 years 7 months ago
Trajectory Voting and Classification Based on Spatiotemporal Similarity in Moving Object Databases
We propose a method for trajectory classification based on trajectory voting in Moving Object Databases (MOD). Trajectory voting is performed based on local trajectory similarity. ...
Costas Panagiotakis, Nikos Pelekis, Ioannis Kopana...
SSDBM
2010
IEEE
133views Database» more  SSDBM 2010»
14 years 7 months ago
PrefIndex: An Efficient Supergraph Containment Search Technique
Graphs are prevailingly used in many applications to model complex data structures. In this paper, we study the problem of supergraph containment search. To avoid the NP-complete s...
Gaoping Zhu, Xuemin Lin, Wenjie Zhang, Wei Wang, H...
NAR
2010
107views more  NAR 2010»
14 years 4 months ago
FlyTF: improved annotation and enhanced functionality of the Drosophila transcription factor database
FlyTF (http://www.flytf.org) is a database of computationally predicted and/or experimentally verified site-specific transcription factors (TFs) in the fruit fly Drosophila melano...
Ulrike Pfreundt, Daniel P. James, Susan Tweedie, D...