Acoustic analysis of vowel formant frequencies in genetically-related and non-genetically related speakers with implications for forensic speaker comparison

• Julio Cesar Cavalcanti ,

  Contributed equally to this work with: Julio Cesar Cavalcanti, Anders Eriksson, Plinio A. Barbosa

  Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Visualization, Writing – original draft, Writing – review & editing

  * E-mail: juliocesarcavalcanti@ling.su.se (JCC); anders.eriksson@ling.su.se (AE); pbarbosa@unicamp.br (PAB)

  Affiliations Department of linguistics, Stockholm University, Stockholm, Sweden, Institute of Language Studies, Campinas State University, Campinas, Brazil

  https://orcid.org/0000-0002-4465-6242

  ⨯
• Anders Eriksson ,

  Contributed equally to this work with: Julio Cesar Cavalcanti, Anders Eriksson, Plinio A. Barbosa

  Roles Formal analysis, Funding acquisition, Methodology, Project administration, Resources, Supervision, Writing – review & editing

  * E-mail: juliocesarcavalcanti@ling.su.se (JCC); anders.eriksson@ling.su.se (AE); pbarbosa@unicamp.br (PAB)

  Affiliation Department of linguistics, Stockholm University, Stockholm, Sweden

  https://orcid.org/0000-0002-6844-4834

  ⨯
• Plinio A. Barbosa

  Contributed equally to this work with: Julio Cesar Cavalcanti, Anders Eriksson, Plinio A. Barbosa

  Roles Formal analysis, Funding acquisition, Methodology, Project administration, Resources, Software, Supervision, Writing – review & editing

  * E-mail: juliocesarcavalcanti@ling.su.se (JCC); anders.eriksson@ling.su.se (AE); pbarbosa@unicamp.br (PAB)

  Affiliation Institute of Language Studies, Campinas State University, Campinas, Brazil

  https://orcid.org/0000-0001-6317-3548

  ⨯