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ICASSP
2011
IEEE
12 years 8 months ago
An inner-product lower-bound estimate for dynamic time warping
In this paper, we present a lower-bound estimate for dynamic time warping (DTW) on time series consisting of multi-dimensional posterior probability vectors known as posteriorgram...
Yaodong Zhang, James R. Glass
SIGMOD
2008
ACM
236views Database» more  SIGMOD 2008»
14 years 4 months ago
Approximate embedding-based subsequence matching of time series
A method for approximate subsequence matching is introduced, that significantly improves the efficiency of subsequence matching in large time series data sets under the dynamic ti...
Vassilis Athitsos, Panagiotis Papapetrou, Michalis...
ICDM
2009
IEEE
200views Data Mining» more  ICDM 2009»
13 years 2 months ago
Improving SVM Classification on Imbalanced Data Sets in Distance Spaces
Abstract--Imbalanced data sets present a particular challenge to the data mining community. Often, it is the rare event that is of interest and the cost of misclassifying the rare ...
Suzan Koknar-Tezel, Longin Jan Latecki
NIPS
2001
13 years 6 months ago
Dynamic Time-Alignment Kernel in Support Vector Machine
A new class of Support Vector Machine (SVM) that is applicable to sequential-pattern recognition such as speech recognition is developed by incorporating an idea of non-linear tim...
Hiroshi Shimodaira, K.-I. Noma, Mitsuru Nakai, Shi...
ANOR
2006
74views more  ANOR 2006»
13 years 4 months ago
Electroencephalogram (EEG) time series classification: Applications in epilepsy
Epilepsy is among the most common brain disorders. Approximately 25
Wanpracha Art Chaovalitwongse, Oleg A. Prokopyev, ...