Yutao Shou Nikos Mamoulis David W. Cheung Fast and Exact Warping of Time Series Using Adaptive Segmental Approximations. 231-267 2005 58 Machine Learning 2-3 http://springerlink.metapress.com/index/10.1007/s10994-005-5828-3 db/journals/ml/ml58.html#ShouMC05