| Challenge: | Current representations in machine learning are language dependent . however, fluent bilingual speakers rarely face trouble translating a task learned in one language to another . |
| Approach: | They propose a method to decouple the language from the problem by learning language agnostic representations. |
| Outcome: | The proposed model achieves similar accuracies in a single language and in another language. |
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| Challenge: | Recent studies show that code language models have strong cross-lingual traits, but their multilingual representations can be dissected into a language-specific syntax component and a semantic component. |
| Approach: | They propose to isolate and eliminate language-specific components from multilingual code embeddings to improve downstream code retrieval tasks. |
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Zero-Shot Learners for Natural Language Understanding via a Unified Multiple Choice Perspective (2022.emnlp-main)
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Ping Yang, Junjie Wang, Ruyi Gan, Xinyu Zhu, Lin Zhang, Ziwei Wu, Xinyu Gao, Jiaxing Zhang, Tetsuya Sakai
| Challenge: | Existing approaches to zero-shot learning are format-agnostic and can address new learning tasks without additional training. |
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Pre-training Universal Language Representation (2021.acl-long)
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| Challenge: | Despite the cutting-edge representation learning, most language models focus on specific levels of linguistic units. |
| Approach: | They propose a training objective MiSAD that utilizes meaningful n-grams extracted from large unlabeled corpus by an algorithm for pre-trained language models. |
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Emerging Cross-lingual Structure in Pretrained Language Models (2020.acl-main)
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| Challenge: | Recent work has shown that multilingual pretraining works, but is unable to measure these effects. |
| Approach: | They propose to use multilingual masked language modeling to train a model on concatenated text from multiple languages to find universal latent symmetries in embedding spaces. |
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On the Cross-lingual Transferability of Monolingual Representations (2020.acl-main)
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| Challenge: | State-of-the-art unsupervised multilingual models generalize in zero-shot cross-lingual setting . generalization ability attributed to shared subword vocabulary and joint training across multiple languages . |
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Measuring Cross-lingual Transfer in Bytes (2024.naacl-long)
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| Challenge: | Multilingual pretraining models can transfer knowledge to target languages with minimal or no examples . underlying mechanisms for this transfer remain unclear, with hypotheses ranging from language contamination to syntactic similarity. |
| Approach: | They conducted an experiment to investigate whether multilingual models transfer knowledge to target languages . they found that models initialized from diverse languages perform similarly to a target language . |
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Language Embeddings for Typology and Cross-lingual Transfer Learning (2021.acl-long)
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| Challenge: | Recent efforts to leverage multilingual datasets highlight potential of multilingual models that can perform well across various languages. |
| Approach: | They propose to generate language representations that capture relationships among languages and evaluate them using WALS and two extrinsic tasks. |
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Decoupled Vocabulary Learning Enables Zero-Shot Translation from Unseen Languages (2024.acl-long)
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| Challenge: | Multilingual neural machine translation systems learn to map sentences of different languages into a common representation space. |
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Are Structural Concepts Universal in Transformer Language Models? Towards Interpretable Cross-Lingual Generalization (2023.findings-emnlp)
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| Challenge: | Large language models (LLMs) have implicitly transfer knowledge across languages, but not all languages have such generalization capabilities. |
| Approach: | They propose a meta-learning-based method to learn to align conceptual spaces of different languages to enhance cross-lingual generalization. |
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A Call for More Rigor in Unsupervised Cross-lingual Learning (2020.acl-main)
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| Challenge: | Existing research on unsupervised cross-lingual learning has focused on purely unsupervised learning without any parallel data for most of the world's languages. |
| Approach: | They propose to define "multilingual learning" as learning a common model for two or more languages from raw text, without any downstream task labels. |
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