Improving Chinese-English Neural Machine Translation with Detected Usages of Function Words. - Kunli Zhang; Hongfei Xu; Deyi Xiong; Qiuhui Liu; Hongying Zan (NLPCC, 2017)

UdS Submission for the WMT 19 Automatic Post-Editing Task. - Hongfei Xu; Qiuhui Liu; Josef van Genabith (WMT (3), 2019)

Neutron: An Implementation of the Transformer Translation Model and its Variants. - Hongfei Xu; Qiuhui Liu (CoRR, 2019)

Why Deep Transformers are Difficult to Converge? From Computation Order to Lipschitz Restricted Parameter Initialization. - Hongfei Xu; Qiuhui Liu; Josef van Genabith; Jingyi Zhang 002 (CoRR, 2019)

Dynamically Adjusting Transformer Batch Size by Monitoring Gradient Direction Change. - Hongfei Xu; Josef van Genabith; Deyi Xiong; Qiuhui Liu (ACL, 2020)

Learning Source Phrase Representations for Neural Machine Translation. - Hongfei Xu; Josef van Genabith; Deyi Xiong; Qiuhui Liu; Jingyi Zhang 002 (ACL, 2020)

Lipschitz Constrained Parameter Initialization for Deep Transformers. - Hongfei Xu; Qiuhui Liu; Josef van Genabith; Deyi Xiong; Jingyi Zhang 002 (ACL, 2020)

Efficient Context-Aware Neural Machine Translation with Layer-Wise Weighting and Input-Aware Gating. - Hongfei Xu; Deyi Xiong; Josef van Genabith; Qiuhui Liu (IJCAI, 2020)

Analyzing Word Translation of Transformer Layers. - Hongfei Xu; Josef van Genabith; Deyi Xiong; Qiuhui Liu (CoRR, 2020)

Transformer with Depth-Wise LSTM. - Hongfei Xu; Qiuhui Liu; Deyi Xiong; Josef van Genabith (CoRR, 2020)

Learning Hard Retrieval Cross Attention for Transformer. - Hongfei Xu; Qiuhui Liu (CoRR, 2020)

Modeling Task-Aware MIMO Cardinality for Efficient Multilingual Neural Machine Translation. - Hongfei Xu; Qiuhui Liu; Josef van Genabith; Deyi Xiong (ACL/IJCNLP (2), 2021)

Multi-Head Highly Parallelized LSTM Decoder for Neural Machine Translation. - Hongfei Xu; Qiuhui Liu; Josef van Genabith; Deyi Xiong; Meng Zhang 019 (ACL/IJCNLP (1), 2021)

Learning Hard Retrieval Decoder Attention for Transformers. - Hongfei Xu; Qiuhui Liu; Josef van Genabith; Deyi Xiong (EMNLP (Findings), 2021)

Probing Word Translations in the Transformer and Trading Decoder for Encoder Layers. - Hongfei Xu; Josef van Genabith; Qiuhui Liu; Deyi Xiong (NAACL-HLT, 2021)

Rewiring the Transformer with Depth-Wise LSTMs. - Hongfei Xu; Yang Song; Qiuhui Liu; Josef van Genabith; Deyi Xiong (LREC/COLING, 2024)

A Self-Distillation Recipe for Neural Machine Translation. - Hongfei Xu; Zhuofei Liang; Qiuhui Liu; Lingling Mu (ACL (Findings), 2025)