54 search results - page 4 / 11 » Similarity Search in Sets and Categorical Data Using the Sig... |
ICDE
2010
IEEE
14 years 6 months ago
2010
IEEE
Abstract-- This work presents a novel index structure, MHRtree, for efficiently answering approximate string match queries in large spatial databases. The MHR-tree is based on the ...
SIGMOD
2005
ACM
14 years 6 months ago
2005
ACM
Advanced database systems face a great challenge raised by the emergence of massive, complex structural data in bioinformatics, chem-informatics, and many other applications. The ...
BMCBI
2010
13 years 6 months ago
2010
Background: While multiple alignment is the first step of usual classification schemes for biological sequences, alignment-free methods are being increasingly used as alternatives...
DGO
2003
13 years 7 months ago
2003
Semantic heterogeneity of information is a major barrier of information and system interoperability. Defining ontology of data and mapping ontologies among heterogeneous informati...
CSDA
2008
13 years 6 months ago
2008
Tree models are valuable tools for predictive modeling and data mining. Traditional tree-growing methodologies such as CART are known to suffer from problems including greediness,...