The effect of correlation on strength of evidence estimates in Forensic Voice Comparison: Uni-and multivariate Likelihood Ratio-based discrimination with Australian English vowel acoustics

International Journal of Biometrics

Volumn 2, Issue 4, 2010, Pages 316-329

  Rose, Phil ^a  

^a AUSTRALIAN NATIONAL UNIVERSITY   (Australia)

Author keywords

Correlation; Forensic voice comparison; FVC; Likelihood ratio; Logistic regression fusion; LR; Vowel formants

Indexed keywords

EID: 77958606572     PISSN: 17558301     EISSN: 1755831X     Source Type: Journal    
DOI: 10.1504/IJBM.2010.035447     Document Type: Article

References (19)

1. Aitken, C.G.G. and Taroni, F. (2004) Statistics and the Evaluation of Evidence for Forensic Scientists, Wiley, Chichester.
2. Aitken, C.G.G. and Lucy, D. (2004) 'Evaluation of trace evidence in the form of multivariate data', Applied Statistics, Vol. 53, No. 4, pp.109-122.
3. Alderman, T. (2004) 'The use of Australian-English vowel formant data sets in forensic speaker identification', in Cassidy S. (Ed.): Proc. 10th Australian Intl. Conf. on Speech Science and Technology (PANZE Workshop), Sydney, pp.177-182.
4. Alderman, T. (2005) Forensic Speaker Identification: A Likelihood Ratio-based Approach Using Vowel Formants, LINCOM Studies in Phonetics 01, Lincom Europa, Munich.
5. Bernard, J.R.L. (1967) Some Measurements of Some Sounds of Australian English, Unpublished PhD Thesis, University of Sydney, Australia.
6. Broeders, A.P.A. (1999) 'Some observations on the use of probability scales in forensic identification', Forensic Linguistics, Vol. 6, No. 2, pp.228, 229
7. Bruce, C. (2002) Conned Again, Watson: Cautionary Tales of Logic Math, and Probability, Perseus Publishing, New York.
8. Brümmer, N. and du Preez, J. (2006) 'Application independent evaluation of speaker detection', Computer Speech and Language, Vol 20, Nos. 2-3, pp.230-275.
9. Champod, C. and Evett, I. (2000) Commentary on Broeders (1999), Forensic Linguistics 7/2, pp.238-243.
10. Gonzalez-Rodriguez, J., Drygailo, A., Ramos-Castro, D., Garcia-Gomar, M. and Ortega-Garcia, J. (2006) 'Robust estimation, interpretation and assessment of likelihood ratios in forensic speaker recognition', Computer Speech and Language, Vol. 20, Nos. 2-3, pp.331-355.
11. Gonzalez-Rodriguez, J., Rose, P., Ramos, D., Torre, D. and Ortega-García, J. (2007) 'Emulating DNA: rigorous quantification of evidential weight in transparent and testable forensic speaker recognition', IEEE Transactions on Audio Speech and Language Processing, Vol. 15, No. 7, pp.2104-2115.
12. Johnson, P. (2004) 'The Sally Clarke Case: another collision between science and the criminal law', Australian Journal of Forensic Sciences, Vol. 36, pp.11-33.
13. Kinoshita, Y., Ishihara, S. and Rose, P. (2009) 'Exploring the discriminatory potential of F0 distribution parameters in traditional forensic speaker recognition', The International Journal of Speech Language and the Law, Vol. 16, No. 1, pp.91-111.
14. Lucy, D. (2005) Introduction to Statistics for Forensic Scientists, John Wiley, Chicester, West Sussex, pp.159, 160.
15. Morrison, G.S. (2009) 'Likelihood Ratio forensic voice comparison using parametric representation of the formant trajectories of diphthongs', Journal of the Acoustical Society of America, Vol. 125, pp.2387-2397.
16. Rose, P. (2002) Forensic Speaker Identification, Taylor and Francis, New York and London
17. Rose, P. (2006) 'Technical forensic speaker recognition: evaluation, types and testing of evidence', Computer Speech and Language, Vol. 20, Nos. 2-3, pp.159-191
18. Rose, P. and Morrison, G.S. (2009) 'A response to the UK position statement on forensic speaker comparison', The International Journal of Speech Language and the Law, Vol. 16, No. 1, pp.139-163.
19. Rose, P., Osanai, T. and Kinoshita, Y. (2003) 'Strength of forensic speaker identification evidence-multispeaker formant and cepstrum based segmental discrimination with a Bayesian likelihood ratio as threshold', The International Journal of Speech Language and The Law, Vol. 10, No. 2, pp.179-202.