2 citations · 3 across the 4 of their papers we have counts for
4 papers · 1 filter
Momentum Posterior Regularization for Multi-hop Dense Retrieval
Zehua Xia, Yuyang Wu, Yiyun Xia +1
Multi-hop question answering (QA) often requires sequential retrieval (multi-hop retrieval), where each hop retrieves missing knowledge based on information from previous hops. To…
Diversify Question Generation with Retrieval-Augmented Style Transfer
Qi Gou, Zehua Xia, Bowen Yu +4
Given a textual passage and an answer, humans are able to ask questions with various expressions, but this ability is still challenging for most question generation (QG) systems. E…
Improving Question Generation with Multi-level Content Planning
Zehua Xia, Qi Gou, Bowen Yu +4
This paper addresses the problem of generating questions from a given context and an answer, specifically focusing on questions that require multi-hop reasoning across an extended…
Cross-lingual Data Augmentation for Document-grounded Dialog Systems in Low Resource Languages
Qi Gou, Zehua Xia, Wenzhe Du
This paper proposes a framework to address the issue of data scarcity in Document-Grounded Dialogue Systems(DGDS). Our model leverages high-resource languages to enhance the capabi…