Papers by Renhao Pei
A Crosslingual Investigation of Conceptualization in 1335 Languages (2023.acl-long)
Copied to clipboard
Yihong Liu, Haotian Ye, Leonie Weissweiler, Philipp Wicke, Renhao Pei, Robert Zangenfeind, Hinrich Schütze
| Challenge: | Conceptualizer is a method that creates a bipartite directed alignment graph between source language concepts and sets of target language strings. |
| Approach: | They propose a method that creates a bipartite directed alignment graph between source language concepts and sets of target language strings. |
| Outcome: | The proposed method has good alignment accuracy across all languages and on 32 Swadesh concepts. |
Taxi1500: A Dataset for Multilingual Text Classification in 1500 Languages (2025.naacl-short)
Copied to clipboard
| Challenge: | a large-scale text classification dataset encompassing 1504 languages is needed to address this gap . low-resource languages are often overlooked due to the scarcity of evaluation datasets. |
| Approach: | They propose to use translations of the Bible to construct a large-scale text classification dataset that covers 1504 languages and annotate them using crowdsourcing. |
| Outcome: | The proposed dataset covers 1504 languages and is available to the public. |
Understanding In-Context Machine Translation for Low-Resource Languages: A Case Study on Manchu (2025.acl-long)
Copied to clipboard
| Challenge: | In-context machine translation (MT) with large language models can take advantage of linguistic resources such as grammar books and dictionaries. |
| Approach: | They propose to use in-context machine translation (MT) with large language models to take advantage of linguistic resources such as grammar books and dictionaries. |
| Outcome: | The proposed approach can take advantage of dictionaries and grammar books, but its performance is poor for many lowresource languages. |
Crosslingual Transfer Learning for Low-Resource Languages Based on Multilingual Colexification Graphs (2023.findings-emnlp)
Copied to clipboard
| Challenge: | Existing work on colexification patterns relies on annotated word lists, limiting scalability and usefulness in NLP. |
| Approach: | They propose two methods to train multilingual graphs from colexification patterns using an unannotated parallel corpus. |
| Outcome: | The proposed methods achieve high recall on CLICS and transfer learning in multilingual graphs. |