PolyIPA -- Multilingual Phoneme-to-Grapheme Conversion Model
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Abstract (arXiv)
This paper presents PolyIPA, a novel multilingual phoneme-to-grapheme conversion model designed for multilingual name transliteration, onomastic research, and information retrieval. The model leverages two helper models developed for data augmentation: IPA2vec for finding soundalikes across languages, and similarIPA for handling phonetic notation variations. Evaluated on a test set that spans multiple languages and writing systems, the model achieves a mean Character Error Rate of 0.055 and a character-level BLEU score of 0.914, with particularly strong performance on languages with shallow orthographies. The implementation of beam search further improves practical utility, with top-3 candidates reducing the effective error rate by 52.7% (to CER: 0.026), demonstrating the model's effectiveness for cross-linguistic applications.
Key facts. Cited by 4 papers in the map (data through 7 Oct 2026). Builds on 9 of its 46 references that are in the map. First posted on arXiv 12 Dec 2024.
Builds on
9 of 46 references.
References · 9
- 2018SentencePiece: A simple and language independent subword tokenizer and detokenizer for Neural Text Processingcited by 1,973
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- 2020XTREME: A Massively Multilingual Multi-task Benchmark for Evaluating Cross-lingual Generalizationcited by 738
- 2021ByT5: Towards a token-free future with pre-trained byte-to-byte modelscited by 504
- 2022ByT5 model for massively multilingual grapheme-to-phoneme conversioncited by 49
- 2024LLM-Powered Grapheme-to-Phoneme Conversion: Benchmark and Case Studycited by 9
- 2020Character-level Transformer-based Neural Machine Translationcited by 7
- 2023PWESuite: Phonetic Word Embeddings and Tasks They Facilitatecited by 6
Built on by
Citing papers per year: 2025: 1; 2026: 3.
4 papers.
- 2025POWSM: A Phonetic Open Whisper-Style Speech Foundation Modelcited by 14
- 2026Advancing LLM-based phoneme-to-grapheme for multilingual speech recognitioncited by 0
- 2026Phun-Bench: Evaluating LLMs on Phonological Understanding in Chinesecited by 0
- 2026One Form to Transfer Them All: Pretraining Multilingual Language Models Beyond Native Orthographycited by 0
- 2026One Form to Transfer Them All: Pretraining Multilingual Language Models Beyond Native Orthography26 Aug 2026
- 2026Phun-Bench: Evaluating LLMs on Phonological Understanding in Chinese5 Jun 2026
- 2026Advancing LLM-based phoneme-to-grapheme for multilingual speech recognition31 Mar 2026
- 2025POWSM: A Phonetic Open Whisper-Style Speech Foundation Model28 Oct 2025