Latent Variable

Mixture Content Selection for Diverse Sequence Generation

Separate Diversification from Generation to improve both diversity and accuracy in sequence generation - *[EMNLP 2019](https://www.emnlp-ijcnlp2019.org/)*

A Hierarchical Latent Structure for Variational Conversation Modeling

Propose a hierarchical VAE model and utterance drop regularization to mitigate posterior collapse problem - *[NAACL 2018](http://naacl.org/naacl-hlt-2018/)* (Oral)