nltk（natural language toolkit)是python的自然语言处理工具包。自然语言是指人们日常交流使用的语言，如英语，印地语，葡萄牙语等。“自然语言处理”（Natural Language Processing 简称NLP）包含所有用计算机对自然语言进行的操作，从最简单的通过计数词出现的频率来比较不同的写作风格，到最复杂的完全“理解”人所说的话，至少要能达到对人的话语作出有效反应的程度。
Natural Language Processing (NLP) is the field of artificial intelligence and computational linguistics that deals with the interactions between computers and human languages. With the instances of human-computer interaction increasing, it's becomin
Build cool NLP and machine learning applications using NLTK and other Python libraries About This Book Extract information from unstructured data using NLTK to solve NLP problems Analyse linguistic structures in text and learn the concept of semanti
服务机器人 python NLTK 自然语言处理 example 将语音识别后的指令进行语义剖析 ：构建上下文无关语法，匹配语法树，语法树遍历，打印行为序列 example：“find a person from the bedroom and ask him a question” 解析为：go bedroom find person ask question 欢迎提出问题和技术交流
