There are two main technologies in time expression recognition:sequence labeling method based on machine learning theory and rule-based method.

时间表达式识别技术主要分为两类：基于机器学习的序列标注方法和基于规则的方法。

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Support vector machine (SVM) is the best general machine learning theory developed from statistical learning theory, and suit to do prediction from small samples by learning.

本文采用统计学习理论，建立了基于最小二乘支持向量机的永磁操动机构动作时间预测模型。

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Support vector machine (SVM) is the best general machine learning theory developed from statistical learning theory, and suit to do prediction from small samples by learning.

本文采用统计学习理论，建立了基于最小二乘支持向量机的永磁操动机构动作时间预测模型。

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