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With the development of P2P file sharing in recent years, KAD network has been widely used. Although there are a large amount of resources in KAD, few of them can meet the users’ demands. In order to find useful rescources in KAD, We need a systematic analysis of its characteristics. Firstly, describe the file score qualitatively, and cluster the resources(More)
Hilbert-Huang transform (HHT) is a new signal processing method for analyzing the non-linear and non-stationary signal, but it still has some problems. This paper discusses the problems of illusive components and mode confusion due to HHT, uses the Kolmogorov-Smirnov test and wavelet transform to deal with these two shortcomings, proposes the similarity(More)
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