Sciweavers

269 search results - page 27 / 54
» Fast Parallel Similarity Search in Multimedia Databases
Sort
View
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...
EDBT
2011
ACM
225views Database» more  EDBT 2011»
14 years 1 months ago
On (not) indexing quadratic form distance by metric access methods
The quadratic form distance (QFD) has been utilized as an effective similarity function in multimedia retrieval, in particular, when a histogram representation of objects is used...
Tomás Skopal, Tomás Bartos, Jakub Lo...
BMCBI
2007
166views more  BMCBI 2007»
14 years 10 months ago
Optimization of filtering criterion for SEQUEST database searching to improve proteome coverage in shotgun proteomics
Background: In proteomic analysis, MS/MS spectra acquired by mass spectrometer are assigned to peptides by database searching algorithms such as SEQUEST. The assignations of pepti...
Xinning Jiang, Xiaogang Jiang, Guanghui Han, Mingl...
BMCBI
2008
123views more  BMCBI 2008»
14 years 10 months ago
Shape based indexing for faster search of RNA family databases
Background: Most non-coding RNA families exert their function by means of a conserved, common secondary structure. The Rfam data base contains more than five hundred structurally ...
Stefan Janssen, Jens Reeder, Robert Giegerich
GCB
2004
Springer
223views Biometrics» more  GCB 2004»
15 years 1 months ago
PoSSuMsearch: Fast and Sensitive Matching of Position Specific Scoring Matrices using Enhanced Suffix Arrays
: In biological sequence analysis, position specific scoring matrices (PSSMs) are widely used to represent sequence motifs. In this paper, we present a new nonheuristic algorithm, ...
Michael Beckstette, Dirk Strothmann, Robert Homann...