The system then uses a variety of machine-learning techniques to train itself to be able to grade any number of essays or answers automatically and almost instantly.

然后，该系统利用多种机器学习技术进行自我培训，以便以一种近乎即时的方式对众多短文或答案进行自动评分。

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The analytical work involves applying statistical inference and machine learning techniques.

其分析工作涉及到统计推断及机器学习技术的应用。

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As an aside, some machine learning techniques use a fourth set of data, called a validation set, which is used during training to avoid overfitting.

另一方面，一些机器学习技术使用第四种数据集，称为验证集[validation set]，它被用来在整个训练期间避免过适合[overfitting]。

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Lieberman and colleagues are using their machine learning techniques on the MTV-partnered website "A Thin Line, " where anyone can write in their stories of cyberbullying, read about different forms of online disrespect, and find resources for getting help.

CNN: When bullying goes high-tech

The functions range from simple transformations to those for more complex techniques like regular expressions and machine-learning algorithms.

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