Thus, the next step minimizes the number of salient points by iteratively merging time intervals belonging to the same trend (i.e, either an increasing or a decreasing trend), which is presented in Fig 4 .
1
—
—
Thus, the next step minimizes the number of salient points by iteratively merging time intervals belonging to the same trend (i.e, either an increasing or a decreasing trend), which is presented in Fig 4 .