It is important that the test and training documents do not overlap, which could skew the results.

需要确保测试和训练文件没有重合，否则会造成结果不准确。

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Firstly character words of training documents are extracted, vector space model is constructed.

首先提取出文本训练集的特征词，建立特征向量空间模型。

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In theory, using the training documents for testing should result in perfect results, but even this is not likely in practice.

从理论上说，使用训练文档进行测试应该能实现最的结果，但实际情况可能并非如此。

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"We discovered documents that underscored their interest when we overran some of these al-Qaida training camps in Afghanistan in late 2001.

VOA: standard.2009.05.01

But,according to court documents, Times Square suspect Faisal Shahzad admitted to receiving bomb-making training in the Waziristan region of Pakistan.

VOA: standard.2010.05.05

If we're to believe a render and a raft of claimed training documents nabbed by Gizmodo, that face is getting its debut in about two days' time.

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Consumers often care about backward compatibility as well, but it is even more important for businesses since they typically have made much bigger investments in related software, documents, documentation, training, and so on.

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In searching for Khazali, troops found Daqduq and computer documents detailing the planning and training for the failed kidnapping, intelligence officials said.

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