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. Author manuscript; available in PMC: 2019 Oct 12.

Published in final edited form as: ACM Trans Knowl Discov Data. 2013 Sep;7(3):10.

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Fig. 4. — A long time series T can have a subsequence T_i,k extracted and compared to a query Q under the Euclidean distance, which is simply the square root of the sum of the squared hatch line lengths.