如何在自建立语料库中提取出专有名词呢?
正则表达式,望赐教。
例如在这段文字中
6.6 Earthquake Strikes Indonesia
VOA News
August 18, 2012
A strong earthquake has struck the Indonesian island of Sulawesi.
The U.S. Geological Survey says the 6.6 magnitude quake struck late Saturday afternoon (5:40 p.m. local time - 0940 UTC)...