在文本分类的类别数量庞大的情况下，层次分类是一种有效的分类途径。

On large amount conditions of text quantity, hierarchical text categorization was an effective approach.

youdao

在文本分类的类别数量庞大的情况下，层次分类是一种有效的分类途径。

On large amount of document category quantity, hierarchical text classification is an effective approach.

youdao

新拟定的分类系统分为三个层次：系、类、型。

The new classification system is divided into three arrangements: series, type and pattern.

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六个层次，过去一年里，我和我的团队进行了分类。

Six levels, in the past year, my team and I are classified.

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六个层次，过去一年里，我和我的团队进行了分类。

Six levels, in the past year, my team and I are classified.

youdao