TL;DR本研究提出了一种新的通用策略,将剪枝和早期中止与最近邻搜索相结合,支持多种弹性距离测量方法,并使用新的 C ++ 库进行时间序列分类。
Abstract
nearest neighbor search under elastic distances is a key tool for time series
analysis, supporting many applications. However, straightforward
implementations of distances require $O(n^2)$ space and time complexi