The design and application of speech signal processing system by computer in stomatology

Luo, J.P.; Fan, S.; Yang, C.Y.

Shanghai Kou Qiang Yi Xue 4(2): 85-86

1995


ISSN/ISBN: 1006-7248
PMID: 16538334
Document Number: 448025
In this study we established a computer bases on Speech Signal Processing System and changes of formant frequencies of the vowel/i/accompany the changes in the oral cavity after maxillary surgery and prosthodontic reconstruction.The study found the F1 for vowel/i/has no change,while the F2 peak significantly shifted between the preprosthetic and postprosthetic speaking condition after anterior resection of relative energy error value and the speech intelligible measured aurally(P<0.05).

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