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» On low dimensional random projections and similarity search
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ICDE
2006
IEEE
135views Database» more  ICDE 2006»
14 years 8 months ago
Reverse Nearest Neighbors Search in Ad-hoc Subspaces
Given an object q, modeled by a multidimensional point, a reverse nearest neighbors (RNN) query returns the set of objects in the database that have q as their nearest neighbor. I...
Man Lung Yiu, Nikos Mamoulis
ACISICIS
2008
IEEE
13 years 9 months ago
Efficient Projection for Compressed Sensing
Compressed sensing (CS), a joint compression and sensing process, is a emerging field of activity in which the signal is sampled and simultaneously compressed at a greatly reduced...
Vo Dinh Minh Nhat, Duc Vo, Subhash Challa, Sungyou...
BMCBI
2005
115views more  BMCBI 2005»
13 years 7 months ago
Statistical distributions of optimal global alignment scores of random protein sequences
Background: The inference of homology from statistically significant sequence similarity is a central issue in sequence alignments. So far the statistical distribution function un...
Hongxia Pang, Jiaowei Tang, Su-Shing Chen, Shiheng...
ICDM
2008
IEEE
155views Data Mining» more  ICDM 2008»
14 years 1 months ago
Organic Pie Charts
We present a new visualization of the distance and cluster structure of high dimensional data. It is particularly well suited for analysis tasks of users unfamiliar with complex d...
Fabian Mörchen
IJON
1998
91views more  IJON 1998»
13 years 7 months ago
WEBSOM - Self-organizing maps of document collections
With the WEBSOM method a textual document collection may be organized onto a graphical map display that provides an overview of the collection and facilitates interactive browsing...
Samuel Kaski, Timo Honkela, Krista Lagus, Teuvo Ko...