A catastrophe identification method for rainfall time series coupled sequential Mann-Kendall algorithm and Bernaola Galvan algorithm: a case study of the Qinglong River watershed, China

The identification of rainfall catastrophe characteristics is important for rainfall consistency testing in hydrostatistical analysis.In this study, a new classification method (trend, mean and change-rate catastrophe) was proposed and applied to the Qinglong River watershed, Northern China.Two groups of algorithms were compared to obtain the optim

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Segment-based Melody Matching for Query By Singing/Humming

Segment-based melody matching approaches are proposed to solve the problems of pitch instability, tempo inconsistency, and puff noise of singing/humming in Query By Singing/Humming system.Instead of comparing frame Mirror by frame from the beginning and trying different scaling ratio, our segment-based approaches reduce the computation complexity b

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