Towards Controlled and Diverse Generation of Article Comments Linhao Zhang1, Houfeng Wang1 1MOE Key Lab of Computational Linguistics, Peking University, Beijing, 100871, China 2Baidu Inc., China fzhanglinhao,
[email protected] Abstract Articles (truncated): With the popularity of the TV series Ode to Joy, the actors’ salaries are revealed recently. According to the news, Liu Tao’s salary is about 400K per episode, while Jiang Xin is paid about 100K to Much research in recent years has focused 300K. Yang Zi, who plays Qiu Yingying in the play, also earns about 100K on automatic article commenting. However, to 300K. Compared with them, Wang Ziwen and Guan Muer are relatively not so famous, and their salaries are only about tens of thousands. few of previous studies focus on the control- Seq2Seq I love this movie. lable generation of comments. Besides, they Disgust Does Wang Ziwen have any acting skills? tend to generate dull and commonplace com- Like Liu Tao is so beautiful. I am so relieved to see such news. ments, which further limits their practical ap- Ours Happiness Sadness I am wordless after watching Ode to Joy. plication. In this paper, we make the first step Anger What’s wrong with Jiang Xin? towards controllable generation of comments, by building a system that can explicitly control Figure 1: Comparison of output comments of the the emotion of the generated comments. To Seq2Seq baseline and our model. We can see that the achieve this, we associate each kind of emo- baseline cannot control the expressed emotion, and the tion category with an embedding and adopt generated comment is dull and irrelevant to the arti- a dynamic fusion mechanism to fuse this em- cle (red colored).