CausalKnowledgeBase, causal knowledge base including causal pairs extracted from web text using the methods like PMI, Collocation。基于网络文本的因果知识库项目，采用PMI，搭配抽取等方法，形成因果对频繁集。
CausalKnowledgeBase, causal knowledge base including causal pairs extracted from web text using the methods like PMI, Collocation。基于网络文本的因果知识库项目，采用PMI，搭配抽取等方法，形成因果对频繁集。
