Scripts Through Time: A Survey of the Evolving Role of Transliteration in NLP

ArXi:2604.18722v1 Announce Type: new Cross-lingual transfer in NLP is often hindered by the ``script barrier'' where differences in writing systems inhibit transfer learning between languages. Transliteration, the process of converting the script, has emerged as a powerful technique to bridge this gap by increasing lexical overlap. This paper provides a comprehensive survey of the application of transliteration in cross-lingual