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DAWAK
2000
Springer
15 years 10 months ago
COFE: A Scalable Method for Feature Extraction from Complex Objects
Abstract. Feature Extraction, also known as Multidimensional Scaling, is a basic primitive associated with indexing, clustering, nearest neighbor searching and visualization. We co...
Gabriela Hristescu, Martin Farach-Colton
ECOOP
1999
Springer
15 years 10 months ago
An Approach to Classify Semi-structured Objects
Several advanced applications, such as those dealing with the Web, need to handle data whose structure is not known a-priori. Such requirement severely limits the applicability of ...
Elisa Bertino, Giovanna Guerrini, Isabella Merlo, ...
DAGSTUHL
2006
15 years 8 months ago
Efficient multi-step query processing for EMD-based similarity
Abstract. Similarity search in large multimedia databases requires efficient query processing based on suitable similarity models. Similarity models consist of a feature extraction...
Ira Assent, Thomas Seidl
JUCS
2002
131views more  JUCS 2002»
15 years 6 months ago
Finding Median Partitions Using Information-Theoretical-Based Genetic Algorithms
: In a database with categorical attributes, each attribute defines a partition whose classes can be regarded as natural clusters of rows. In this paper we focus on finding a parti...
Dana Cristofor, Dan A. Simovici
PVLDB
2010
136views more  PVLDB 2010»
15 years 4 months ago
SigMatch: Fast and Scalable Multi-Pattern Matching
Multi-pattern matching involves matching a data item against a large database of “signature” patterns. Existing algorithms for multipattern matching do not scale well as the s...
Ramakrishnan Kandhan, Nikhil Teletia, Jignesh M. P...