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Zhongtao Miao

3 accepted papers

2025

Improving Word Alignment Using Semi-Supervised Learning

ACL 2025finding

Word alignment plays a crucial role in various natural language processing tasks, such as serving as cross-lingual signals for sentence embedding, reducing hallucination and omission in machine translation, and facilitating the construction of training data for simultaneous speech translation.Curren…

2024

Enhancing Cross-lingual Sentence Embedding for Low-resource Languages with Word Alignment

NAACL 2024findings

The field of cross-lingual sentence embeddings has recently experienced significant advancements, but research concerning low-resource languages has lagged due to the scarcity of parallel corpora. This paper shows that cross-lingual word representation in low-resource languages is notably under-alig…

2024

Word Alignment as Preference for Machine Translation

EMNLP 2024main

The problem of hallucination and omission, a long-standing problem in machine translation (MT), is more pronounced when a large language model (LLM) is used in MT because an LLM itself is susceptible to these phenomena. In this work, we mitigate the problem in an LLM-based MT model by guiding it to…