自然语言理解-从规则到深度学习
1. 引言
自然语言理解是人工智能的核心难题之一,也是目前智能语音交互和人机对话的核心难题。维基百科有如下描述[1]:
Natural language understanding (NLU) is a subtopic of natural language processing in artificial intelligence that deals with machine reading comprehension. NLU is considered an AI-hard problem.
对于AI-hard的解释如下:
In the field of artificial intelligence, the most difficult problems are informally known as AI-complete