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» Modeling Multidimensional Databases
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KDD
2001
ACM
203views Data Mining» more  KDD 2001»
16 years 28 days ago
Ensemble-index: a new approach to indexing large databases
The problem of similarity search (query-by-content) has attracted much research interest. It is a difficult problem because of the inherently high dimensionality of the data. The ...
Eamonn J. Keogh, Selina Chu, Michael J. Pazzani
ICDE
2004
IEEE
137views Database» more  ICDE 2004»
16 years 1 months ago
Selectivity Estimation for XML Twigs
Twig queries represent the building blocks of declarative query languages over XML data. A twig query describes a complex traversal of the document graph and generates a set of el...
Neoklis Polyzotis, Minos N. Garofalakis, Yannis E....
SIGMOD
1997
ACM
160views Database» more  SIGMOD 1997»
15 years 4 months ago
Improved Query Performance with Variant Indexes
: The read-mostly environment of data warehousing makes it possible to use more complex indexes to speed up queries than in situations where concurrent updatesare present. The curr...
Patrick E. O'Neil, Dallan Quass
111
Voted
DELOS
2000
15 years 1 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
72
Voted
ISMIS
1997
Springer
15 years 4 months ago
Discovering Empirical Equations from Robot-Collected Data
Discovery of multidimensional empirical equations has been a task of systems such as BACON and FAHRENHEIT. When confronted with data collected in a robotic experiment, BACON-like g...
Kuang-Ming Huang, Jan M. Zytkow