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[EMNLP 2020] Multi-Instance Multi-Label Learning Networks for Aspect-Category Sentiment Analysis

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感谢作者无私开源代码~ 本文的提到的模型,解决aspect级的情感分类吧,一共有N个方面,每个方面有3类。 但是,不应该再多出一个类来表示评论中是否包含该方面的信息吗?针对每个方面进行情感分类的时候,用的是交叉熵损失函数吧。这样的话,不就默认评论包含所有的aspect category吗?

Hello, I don't know how to do with the Instructions in the README file, and the module allennlp was not found. Can you give me some suggestions?