This paper analyzed the aim and characteristic of model establish, expounded time series analytic definition, classification, feature and application domain.
文章分析了模型建立的目的和特征，阐述了时间序列分析的定义、分类、特征和应用领域。
This text systematically introduces the definition of CRFs, structure of the CRFs model, feature functions, parameter estimate and training methods.
本文系统的介绍了条件随机场的定义、模型结构、特征函数、参数估计及其训练方法等。
A method to build up product feature model by integration of feature recognition and the definition of interact feature is put forward, and using STEP files to realize feature recognition and mapping.
提出通过特征识别和特征交互定义相结合的方法来实现产品特征建模，并给出了基于STEP中性文件来实现特征识别和特征映射的方法。
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