复数名词如何用R转换成单数名词?我使用tagPOS函数标记每个文本,然后提取所有被标记为"NNS“的复数名词。但是,万一我想把这些复数名词转换成单数名词,该怎么办呢?The company said the sale is subject to certain post closing adjustments, which it did not explain.
也就是说,我想用语言过滤来提取候选名词短语。你能告诉我怎么做吗?非常感谢。
the sale is subject to certain post closing adjustments, Justeson和Katz (1995)提出了另一种语言过滤来提取候选名词短语:
((Adj|Noun)+|((Ad