Causes and Cures for Interference in Multilingual Translation
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Abstract (arXiv)
Multilingual machine translation models can benefit from synergy between different language pairs, but also suffer from interference. While there is a growing number of sophisticated methods that aim to eliminate interference, our understanding of interference as a phenomenon is still limited. This work identifies the main factors that contribute to interference in multilingual machine translation. Through systematic experimentation, we find that interference (or synergy) are primarily determined by model size, data size, and the proportion of each language pair within the total dataset. We observe that substantial interference occurs mainly when the model is very small with respect to the available training data, and that using standard transformer configurations with less than one billion parameters largely alleviates interference and promotes synergy. Moreover, we show that tuning the sampling temperature to control the proportion of each language pair in the data is key to balancing the amount of interference between low and high resource language pairs effectively, and can lead to superior performance overall.
Key facts. Cited by 23 papers in the map (data through 7 Oct 2026). Builds on 31 of its 37 references that are in the map. First posted on arXiv 14 Dec 2022.
Builds on
31 of 37 references.
References · 31
- 2017Attention Is All You Needcited by 59,932
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- 2014Adam: A Method for Stochastic Optimizationcited by 36,960
- 2019Unsupervised Cross-lingual Representation Learning at Scalecited by 3,907
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- 2020Beyond English-Centric Multilingual Machine Translationcited by 559
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19 more
- 2019Massively Multilingual Neural Machine Translation in the Wild: Findings and Challengescited by 253
- 2019Massively Multilingual Neural Machine Translationcited by 246
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- 2016Multi-Way, Multilingual Neural Machine Translation with a Shared Attention Mechanismcited by 117
- 2021Scaling Laws for Neural Machine Translationcited by 110
- 2021Larger-Scale Transformers for Multilingual Masked Language Modelingcited by 86
- 2016Toward Multilingual Neural Machine Translation with Universal Encoder and Decodercited by 76
- 2020Balancing Training for Multilingual Neural Machine Translationcited by 71
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- 2020Leveraging Monolingual Data with Self-Supervision for Multilingual Neural Machine Translationcited by 51
- 2021Learning Language Specific Sub-network for Multilingual Machine Translationcited by 48
- 2021Counter-Interference Adapter for Multilingual Machine Translationcited by 39
- 2020Complete Multilingual Neural Machine Translationcited by 30
- 2019Adaptive Scheduling for Multi-Task Learningcited by 24
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Citing papers per year: 2023: 9; 2024: 8; 2025: 3; 2026: 3.
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- 2023The Falcon Series of Open Language Modelscited by 526
- 2023Scaling Laws for Generative Mixed-Modal Language Modelscited by 131
- 2024Multilingual Instruction Tuning With Just a Pinch of Multilingualitycited by 71
- 2023From Molecules to Materials: Pre-training Large Generalizable Models for Atomic Property Predictioncited by 39
- 2023Turning English-centric LLMs Into Polyglots: How Much Multilinguality Is Needed?cited by 39
- 2024Can LLMs Recognize Toxicity? A Structured Investigation Framework and Toxicity Metriccited by 23
- 2023Multilingual Pixel Representations for Translation and Effective Cross-lingual Transfercited by 22
- 2024Neuron Specialization: Leveraging intrinsic task modularity for multilingual machine translationcited by 19
- 2024AMAGO-2: Breaking the Multi-Task Barrier in Meta-Reinforcement Learning with Transformerscited by 14
- 2025Vintix: Action Model via In-Context Reinforcement Learningcited by 8
- 2023On the Pareto Front of Multilingual Neural Machine Translationcited by 7
- 2024Upsample or Upweight? Balanced Training on Heavily Imbalanced Datasetscited by 4
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- 2024A Systematic Analysis of Subwords and Cross-Lingual Transfer in Multilingual Translationcited by 3
- 2024Disentangling the Roles of Target-Side Transfer and Regularization in Multilingual Machine Translationcited by 2
- 2023Exploring Representational Disparities Between Multilingual and Bilingual Translation Modelscited by 0
- 2025Uniform Loss vs. Specialized Optimization: A Comparative Analysis in Multi-Task Learningcited by 0
- 2025LLaVA-NeuMT: Selective Layer-Neuron Modulation for Efficient Multilingual Multimodal Translationcited by 0
- 2026The Impact of Vocabulary Overlaps on Knowledge Transfer in Multilingual Machine Translationcited by 0
- 2026Pretraining Language Models with Subword Regularization: An Empirical Study of BPE Dropout in Low-Resource NLPcited by 0
- 2026There is No Theoretical Curse of Multilinguality For Embedding Space Structurecited by 0
- 2026There is No Theoretical Curse of Multilinguality For Embedding Space Structure17 Aug 2026
- 2026Pretraining Language Models with Subword Regularization: An Empirical Study of BPE Dropout in Low-Resource NLP13 May 2026
- 2026The Impact of Vocabulary Overlaps on Knowledge Transfer in Multilingual Machine Translation5 May 2026
- 2025LLaVA-NeuMT: Selective Layer-Neuron Modulation for Efficient Multilingual Multimodal Translation25 Jul 2025
- 2025Uniform Loss vs. Specialized Optimization: A Comparative Analysis in Multi-Task Learning15 May 2025
- 2025Vintix: Action Model via In-Context Reinforcement Learning31 Jan 2025
- 2024AMAGO-2: Breaking the Multi-Task Barrier in Meta-Reinforcement Learning with Transformers17 Nov 2024
- 2024Conditional [MASK] Discrete Diffusion Language Model10 Nov 2024
- 2024Upsample or Upweight? Balanced Training on Heavily Imbalanced Datasets6 Oct 2024
- 2024Neuron Specialization: Leveraging intrinsic task modularity for multilingual machine translation17 Apr 2024
- 2024A Systematic Analysis of Subwords and Cross-Lingual Transfer in Multilingual Translation29 Mar 2024
- 2024Can LLMs Recognize Toxicity? A Structured Investigation Framework and Toxicity Metric10 Feb 2024
11 more
- 2024Disentangling the Roles of Target-Side Transfer and Regularization in Multilingual Machine Translation1 Feb 2024
- 2024Multilingual Instruction Tuning With Just a Pinch of Multilinguality3 Jan 2024
- 2023Turning English-centric LLMs Into Polyglots: How Much Multilinguality Is Needed?20 Dec 2023
- 2023The Falcon Series of Open Language Models28 Nov 2023
- 2023From Molecules to Materials: Pre-training Large Generalizable Models for Atomic Property Prediction25 Oct 2023
- 2023Dynamic ASR Pathways: An Adaptive Masking Approach Towards Efficient Pruning of A Multilingual ASR Model22 Sep 2023
- 2023Multilingual Pixel Representations for Translation and Effective Cross-lingual Transfer23 May 2023
- 2023Exploring Representational Disparities Between Multilingual and Bilingual Translation Models23 May 2023
- 2023Condensing Multilingual Knowledge with Lightweight Language-Specific Modules23 May 2023
- 2023On the Pareto Front of Multilingual Neural Machine Translation6 Apr 2023
- 2023Scaling Laws for Generative Mixed-Modal Language Models10 Jan 2023
- 2024Conditional [MASK] Discrete Diffusion Language Modelcited by 4
- 2024Conditional [MASK] Discrete Diffusion Language Model10 Nov 2024
- 2023The Falcon Series of Open Language Modelscited by 526
- 2023Scaling Laws for Generative Mixed-Modal Language Modelscited by 131
- 2024Multilingual Instruction Tuning With Just a Pinch of Multilingualitycited by 71
- 2023From Molecules to Materials: Pre-training Large Generalizable Models for Atomic Property Predictioncited by 39
- 2023Turning English-centric LLMs Into Polyglots: How Much Multilinguality Is Needed?cited by 39
- 2024Can LLMs Recognize Toxicity? A Structured Investigation Framework and Toxicity Metriccited by 23
- 2023Multilingual Pixel Representations for Translation and Effective Cross-lingual Transfercited by 22
- 2024Neuron Specialization: Leveraging intrinsic task modularity for multilingual machine translationcited by 19
- 2024AMAGO-2: Breaking the Multi-Task Barrier in Meta-Reinforcement Learning with Transformerscited by 14
- 2025Vintix: Action Model via In-Context Reinforcement Learningcited by 8
- 2023On the Pareto Front of Multilingual Neural Machine Translationcited by 7
- 2024Upsample or Upweight? Balanced Training on Heavily Imbalanced Datasetscited by 4
12 most cited of 21 All 21 (JSON)
- 2026There is No Theoretical Curse of Multilinguality For Embedding Space Structure17 Aug 2026
- 2026Pretraining Language Models with Subword Regularization: An Empirical Study of BPE Dropout in Low-Resource NLP13 May 2026
- 2026The Impact of Vocabulary Overlaps on Knowledge Transfer in Multilingual Machine Translation5 May 2026
- 2025LLaVA-NeuMT: Selective Layer-Neuron Modulation for Efficient Multilingual Multimodal Translation25 Jul 2025
- 2025Uniform Loss vs. Specialized Optimization: A Comparative Analysis in Multi-Task Learning15 May 2025
- 2025Vintix: Action Model via In-Context Reinforcement Learning31 Jan 2025
- 2024AMAGO-2: Breaking the Multi-Task Barrier in Meta-Reinforcement Learning with Transformers17 Nov 2024
- 2024Upsample or Upweight? Balanced Training on Heavily Imbalanced Datasets6 Oct 2024
- 2024Neuron Specialization: Leveraging intrinsic task modularity for multilingual machine translation17 Apr 2024
- 2024A Systematic Analysis of Subwords and Cross-Lingual Transfer in Multilingual Translation29 Mar 2024
- 2024Can LLMs Recognize Toxicity? A Structured Investigation Framework and Toxicity Metric10 Feb 2024
- 2024Disentangling the Roles of Target-Side Transfer and Regularization in Multilingual Machine Translation1 Feb 2024
12 newest of 21 All 21 (JSON)