Developed the Phonological Fidelity Index (PFI) - a quantitative measure of consonant retention from Proto-Indo-European roots across French, Hindi/Sanskrit, and English under Grimm's Law. Built and analysed a curated Swadesh-based dataset; proposed Convergent Preservation and Phonetic Triangulation as cross-branch comparison methods.
Phonological Fidelity and Convergent Preservation in Indo-European Languages
2026 · Published open access · Zenodo · Sole author