使用一种基于特征点的时间序列线性分段方法作为时间序列的模式表示。
Use a method of time series piecewise linear representation based on feature points as a way for pattern representation.
根据特征模式复杂性，可分为频繁项模式、频繁序列模式以及频繁子树模式等。
According to the complexity of pattern, the mined characteristic patterns could be sorted as frequent item, frequent sequence and frequent sub tree, etc.
双谱法通过采用模式识别的方法对地震序列的双谱提取特征，通过降维实现裂缝发育带的检测。
The method of bispectrum can extract characteristic of seismic series bispectrum and detect fracture zones by decreasing dimensions.
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