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» On the Correspondence between Approximations and Similarity
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PODS
1997
ACM
72views Database» more  PODS 1997»
15 years 10 months ago
OLAP and Statistical Databases: Similarities and Differences
During the 1980's there was a lot of activity in the area of Statistical Databases, focusing mostly on socio-economic type applications, such as census data, national product...
Arie Shoshani
UAI
2003
15 years 7 months ago
Learning Generative Models of Similarity Matrices
Recently, spectral clustering (a.k.a. normalized graph cut) techniques have become popular for their potential ability at finding irregularlyshaped clusters in data. The input to...
Rómer Rosales, Brendan J. Frey
ICASSP
2011
IEEE
14 years 9 months ago
Audio Signal Representations for Factorization in the Sparse Domain
In this paper, a new class of audio representations is introduced, together with a corresponding fast decomposition algorithm. The main feature of these representations is that th...
Manuel Moussallam, Laurent Daudet, Gaël Richa...
JUCS
2007
137views more  JUCS 2007»
15 years 6 months ago
An Approach to Polygonal Approximation of Digital Curves Based on Discrete Particle Swarm Algorithm
: An approach to polygonal approximation of regular digital curves based on PSO algorithm is presented. In this paper, each particle corresponds to a candidate solution to the poly...
Fangmin Dong, Renbin Xiao, Yifang Zhong, Yong Liu
IDA
2008
Springer
15 years 6 months ago
Schema matching on streams with accuracy guarantees
Abstract. We address the problem of matching imperfectly documented schemas of data streams and large databases. Instancelevel schema matching algorithms identify likely correspond...
Szymon Jaroszewicz, Lenka Ivantysynova, Tobias Sch...