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Unsupervised Question Decomposition for Question Answering


Ethan Perez: New! "Unsupervised Question Decomposition for Question Answering": We decompose a hard Q into several, easier Qs with *unsupervised learning*, improving multi-hop QA on HotpotQA without extra supervision. w/@PSH_Lewis @scottyih @kchonyc @douwekiela (1/n)

4 replies, 269 likes

Ethan Perez: Now with code from @facebookai, based on XLM and @huggingface transformers! And with blog post: Have fun training your own models to decompose questions into easier sub-questions... fully unsupervised!

2 replies, 205 likes

Kyunghyun Cho: a super fun project with many interesting observations and lessons on multi-hop question-answering (though, I'm really not a fan of this term "multi-hope")

0 replies, 38 likes

Patrick Lewis: 🚀You can break down complex questions into a list of simple questions without any labelled data. 🚀Strong, robust results on HotPotQA, and don't need any supporting fact annotation. A pleasure working with @EthanJPerez @scottyih @kchonyc & @douwekiela!

1 replies, 25 likes

Douwe Kiela: Can we learn to decompose difficult questions into easier ones, without supervision? Turns out we can! Great job by @EthanJPerez

0 replies, 11 likes


Found on Feb 25 2020 at

PDF content of a computer science paper: Unsupervised Question Decomposition for Question Answering