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SISAP
2008
IEEE
147views Data Mining» more  SISAP 2008»
15 years 4 months ago
An Empirical Evaluation of a Distributed Clustering-Based Index for Metric Space Databases
Similarity search has been proved suitable for searching in very large collections of unstructured data objects. We are interested in efficient parallel query processing under si...
Veronica Gil Costa, Mauricio Marín, Nora Re...
ICMCS
2000
IEEE
84views Multimedia» more  ICMCS 2000»
15 years 2 months ago
A Study on N-Gram Indexing of Musical Features
Since only simple symbol-based manipulations are needed,n-gram indexingis used for naturallanguageswhere syntactic or semantic analyses are often difficult. Music, whose automatic...
Chi Lap Yip, Ben Kao
ICDE
1992
IEEE
116views Database» more  ICDE 1992»
15 years 1 months ago
An Index Implementation Supporting Fast Recovery for the POSTGRES Storage System
This paper presents two algorithms for maintaining Btree index consistency in a DBMS which does not use write-ahead logging (WAL). One algorithm is similar to shadow paging, but i...
Mark Sullivan, Michael A. Olson
DMIN
2006
115views Data Mining» more  DMIN 2006»
14 years 11 months ago
Indexing Spatio-Temporal Trajectories with Orthogonal Polynomials
Abstract-- In this paper we consider d-dimensional spatiotemporal data (d 1) and ways to approximate and index it. We focus on indexing such data for similarity matching using orth...
Elena Braynova
71
Voted
MM
2004
ACM
78views Multimedia» more  MM 2004»
15 years 3 months ago
Indexing and matching of polyphonic songs for query-by-singing system
This paper investigates the issues in polyphonic popular song retrieval. The problems that we consider include singing voice extraction, melodic curve representation, and database...
Tat-Wan Leung, Chong-Wah Ngo