Among tools for analyzing high frequency financial data, the extensive ACD model is a very important one.
扩展的ACD模型是金融高频数据分析的一种重要方法。
The existing methods of similarity search are not suitable for high frequency financial data, which is a kind of non-interval time series.
金融高频数据是一种不等间隔的时间序列，现有的相似性查找技术对高频数据的处理效果不佳。
High-frequency financial data analysis and modeling is a new research field in financial econometrics.
高频金融数据的分析与建模是金融计量学的一个全新的研究领域。
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