Proceedings of the 1st International Conference on Applied Social Sciences, Business, and Humanity, ICo-ASCNITY, 2 November 2019, Padang, West Sumatra, Indonesia

Research Article

Identification of speakers' voices in open trials of corruption cases: acoustic phonetic analysis

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  • @INPROCEEDINGS{10.4108/eai.1-11-2019.2293992,
        author={Tengku Silvana Sinar and Nurlela  Nurlela and T. Thyrhaya Zein},
        title={Identification of speakers' voices in open trials of corruption cases: acoustic phonetic analysis },
        proceedings={Proceedings of the 1st International Conference on Applied Social Sciences, Business, and Humanity, ICo-ASCNITY, 2 November 2019, Padang, West Sumatra, Indonesia},
        publisher={EAI},
        proceedings_a={ICO-ASCNITY},
        year={2020},
        month={4},
        keywords={acoustic phonetics corruption case forensic linguistic praat},
        doi={10.4108/eai.1-11-2019.2293992}
    }
    
  • Tengku Silvana Sinar
    Nurlela Nurlela
    T. Thyrhaya Zein
    Year: 2020
    Identification of speakers' voices in open trials of corruption cases: acoustic phonetic analysis
    ICO-ASCNITY
    EAI
    DOI: 10.4108/eai.1-11-2019.2293992
Tengku Silvana Sinar1,*, Nurlela Nurlela1, T. Thyrhaya Zein1
  • 1: Universitas Sumatera Utara, Medan, Indonesia
*Contact email: tengkusilvana@usu.ac.id

Abstract

This study is about the identification of speakers' voices on a recording of forensic corruption open trials case for defendants held at the Medan District Court. The purpose of the study is to find out the functional features of duration, intensity, pitch, and frequency of the speakers' voices. The use of qualitative research methods was applied and Praat software was used for collecting and processing the data of speech sounds. The results of the study showed that the level of differentiation in voices delivered by judges, prosecutor, and witnesses, and the functional features of duration, intensity, pitch, and frequency of the speakers' voices in oral language used in trial corruption cases vary to one the other.