International Scholarly Research Notices / 2011 / Article / Fig 5

Research Article

Approximations of Time Series

Figure 5

The trend 𝑇 𝑑 (thin line) of two segments of a series 𝑍 𝑑 is 𝑇 𝑑 = 0 for 𝑑 ≀ 6 0 and 𝑇 𝑑 = 1 for 𝑑 β‰₯ 6 1 ; whereas, 𝑄 𝑑 (thick line) is the trend of the series over [1,120].

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