Sciweavers

3836 search results - page 126 / 768
» Semantics of Database Transformations
Sort
View
KDD
2001
ACM
203views Data Mining» more  KDD 2001»
16 years 7 months 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
JUCS
2002
146views more  JUCS 2002»
15 years 6 months ago
A Framework for Semantics of UML Sequence Diagrams in PVS
: This paper presents a framework for representing formal semantics of a subset of the Unified Modeling Language (UML) notation in a higher-order logic, more specifically semantics...
Demissie B. Aredo
DATESO
2009
121views Database» more  DATESO 2009»
15 years 4 months ago
Translation of Ontology Retrieval Problem into Relational Queries
Ontology as a knowledge base can provide different reasoning tasks, e.g. to check consistency of the ontology or to check whether a resource is instance of a concept or not. In thi...
Jaroslav Pokorný, Jana Pribolová, Pe...
ICDE
2009
IEEE
180views Database» more  ICDE 2009»
16 years 8 months ago
Outsourcing Search Services on Private Spatial Data
Social networking and content sharing service providers, e.g., Facebook and Google Maps, enable their users to upload and share a variety of user-generated content, including locat...
Man Lung Yiu, Gabriel Ghinita, Christian S. Jensen...
ICDE
1999
IEEE
134views Database» more  ICDE 1999»
16 years 8 months ago
On Similarity-Based Queries for Time Series Data
We study similarity queries for time series data where similarity is defined in terms of a set of linear transformations on the Fourier series representation of a sequence. We hav...
Davood Rafiei