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DELOS
2000
15 years 8 months ago
Using the Wavelet Transform to Learn from User Feedback
User feedback has proven very successful to query large multimedia databases. Due to the nature of the data representation and the mismatch between mathematical models and human p...
Ilaria Bartolini, Paolo Ciaccia, Florian Waas
PVLDB
2010
120views more  PVLDB 2010»
15 years 5 months ago
EXTRUCT: Using Deep Structural Information in XML Keyword Search
Users who are unfamiliar with database query languages can search XML data sets using keyword queries. Previous work has shown that current XML keyword search methods, although in...
Arash Termehchy, Marianne Winslett
ICDE
2011
IEEE
224views Database» more  ICDE 2011»
14 years 10 months ago
SmartTrace: Finding similar trajectories in smartphone networks without disclosing the traces
—In this demonstration paper, we present a powerful distributed framework for finding similar trajectories in a smartphone network, without disclosing the traces of participatin...
Costandinos Costa, Christos Laoudias, Demetrios Ze...
ICDE
2008
IEEE
140views Database» more  ICDE 2008»
16 years 8 months ago
Graphitti: An Annotation Management System for Heterogeneous Objects
Annotation is the process of supplementing data with additional information that was not part of the actual observation, but reflects post-facto comments and associations made by a...
Sandeep Gupta, Christopher Condit, Amarnath Gupta
ICDE
2006
IEEE
168views Database» more  ICDE 2006»
16 years 8 months ago
Robust Cardinality and Cost Estimation for Skyline Operator
Incorporating the skyline operator inside the relational engine requires solving the cardinality estimation and the cost estimation problem, hitherto unaddressed. We propose robus...
Surajit Chaudhuri, Nilesh N. Dalvi, Raghav Kaushik