Geoffrey Stewart Morrison

According to our database, Geoffrey Stewart Morrison authored at least 16 papers between 2006 and 2019.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2019

A statistical procedure to adjust for time-interval mismatch in forensic voice comparison.

Geoffrey Stewart Morrison, Finnian Kelly

Speech Commun., 2019

Multi-laboratory evaluation of forensic voice comparison systems under conditions reflecting those of a real forensic case (<i>forensic_eval_01</i>) - Conclusion.

Geoffrey Stewart Morrison, Ewald Enzinger

Speech Commun., 2019

Statistical Models in Forensic Voice Comparison.

Geoffrey Stewart Morrison, Ewald Enzinger, Daniel Ramos, Joaquín González-Rodríguez, Alicia Lozano-Diez

CoRR, 2019

2016

Multi-laboratory evaluation of forensic voice comparison systems under conditions reflecting those of a real forensic case (forensic_eval_01) - Introduction.

Geoffrey Stewart Morrison, Ewald Enzinger

Speech Commun., 2016

2015

Mismatched distances from speakers to telephone in a forensic-voice-comparison case.

Ewald Enzinger, Geoffrey Stewart Morrison

Speech Commun., 2015

2014

Likelihood ratio calculation for a disputed-utterance analysis with limited available data.

Geoffrey Stewart Morrison, Jonas Lindh, James M. Curran

Speech Commun., 2014

2013

Effects of telephone transmission on the performance of formant-trajectory-based forensic voice comparison - Female voices.

Cuiling Zhang, Geoffrey Stewart Morrison, Ewald Enzinger, Felipe Ochoa

Speech Commun., 2013

2012

Database selection for forensic voice comparison.

Geoffrey Stewart Morrison, Felipe Ochoa, Tharmarajah Thiruvaran

Proceedings of the Odyssey 2012: The Speaker and Language Recognition Workshop, 2012

Voice source features for forensic voice comparison - an evaluation of the GLOTTEX software package.

Ewald Enzinger, Cuiling Zhang, Geoffrey Stewart Morrison

Proceedings of the Odyssey 2012: The Speaker and Language Recognition Workshop, 2012

2011

A comparison of procedures for the calculation of forensic likelihood ratios from acoustic-phonetic data: Multivariate kernel density (MVKD) versus Gaussian mixture model-universal background model (GMM-UBM).

Geoffrey Stewart Morrison

Speech Commun., 2011

Forensic Voice Comparison Using Chinese /iau/.

Cuiling Zhang, Geoffrey Stewart Morrison, Tharmarajah Thiruvaran

Proceedings of the 17th International Congress of Phonetic Sciences, 2011

Humans versus Machine: Forensic Voice Comparison on a Small Database of Swedish Voice Recordings.

Jonas Lindh, Geoffrey Stewart Morrison

Proceedings of the 17th International Congress of Phonetic Sciences, 2011

2010

Estimating the Precision of the Likelihood-Ratio Output of a Forensic-Voice-Comparison System.

Geoffrey Stewart Morrison, Tharmarajah Thiruvaran, Julien Epps

Proceedings of the Odyssey 2010: The Speaker and Language Recognition Workshop, Brno, Czech Republic, June 28, 2010

2008

Forensic speaker recognition in Chinese: a multivariate likelihood ratio discrimination on /i/ and /y/.

Cuiling Zhang, Geoffrey Stewart Morrison, Philip Rose

Proceedings of the 9th Annual Conference of the International Speech Communication Association, 2008

Automatic-type calibration of traditionally derived likelihood ratios: forensic analysis of australian English /o/ formant trajectories.

Geoffrey Stewart Morrison, Yuko Kinoshita

Proceedings of the 9th Annual Conference of the International Speech Communication Association, 2008

2006

An adaptive sampling procedure for speech perception experiments.

Geoffrey Stewart Morrison

Proceedings of the Ninth International Conference on Spoken Language Processing, 2006