[课程笔记]cs224: 1. Introduction to NLP

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What is NLP?

$\qquad$Human language: sparse; symbolic; categorial(多种形式表达同一意义); continuous.

What is Deep Learning?

$\qquad$对于不同领域，标注总是一个大问题。因此，对于无监督方法的探索很重要。

Why is language understanding difficult?

Application of DL to NLP