The DTW lower bound and its discrete wavelet transform of query sequence were computed to form a query super-rectangle, thus the similar matching in original space based on DTW was converted to that in wavelet transform space based on Euclidian distance.

 
  • 给出了查询序列的DTW距离边界和其在小波空间的查询超矩形的计算方法;从而将原始空间的基于DTW距离的相似匹配转换为小波空间基于欧氏距离的相似匹配.
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