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» Algorithms for subsequence combinatorics
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CBMS
2005
IEEE
15 years 8 months ago
Approximations to Magic: Finding Unusual Medical Time Series
In this work we introduce the new problem of finding time series discords. Time series discords are subsequences of longer time series that are maximally different to all the rest...
Jessica Lin, Eamonn J. Keogh, Ada Wai-Chee Fu, Hel...
ICDM
2005
IEEE
147views Data Mining» more  ICDM 2005»
15 years 8 months ago
Partial Elastic Matching of Time Series
We consider the problem of elastic matching of time series. We propose an algorithm that determines a subsequence of a target time series that best matches a query series. In the ...
Longin Jan Latecki, Vasileios Megalooikonomou, Qia...
CPM
2007
Springer
167views Combinatorics» more  CPM 2007»
15 years 9 months ago
Deterministic Length Reduction: Fast Convolution in Sparse Data and Applications
In this paper a deterministic algorithm for the length reduction problem is presented. This algorithm enables a new tool for performing fast convolution in sparse data. While the ...
Amihood Amir, Oren Kapah, Ely Porat
CPM
1999
Springer
129views Combinatorics» more  CPM 1999»
15 years 7 months ago
On the Structure of Syntenic Distance
This paper examines some of the rich structure of the syntenic distance model of evolutionary distance, introduced by Ferretti et al. (1996). The syntenic distance between two gen...
David Liben-Nowell
COCOON
1998
Springer
15 years 7 months ago
On The Bahncard Problem
In this paper, we generalize the Ski-Rental Problem to the Bahncard Problem which is an online problem of practical relevance for all travelers. The Bahncard is a railway pass of t...
Rudolf Fleischer