Tomi Kinnunen

Discriminative multi-domain PLDA for speaker verification

2016

Domain mismatch occurs when data from application-specific target domain is related to, but cannot be viewed as iid samples from the source domain used for training speaker models. Another problem occurs when several training datasets …

ASVspoof 2015: the first automatic speaker verification spoofing and countermeasures challenge

2015

An increasing number of independent studies have con-firmed the vulnerability of automatic speaker verification (ASV) technology to spoofing. However, in comparison to that involving other biometric modalities, spoofing and countermea-sure research for ASV is still …

RedDots replayed: A new replay spoofing attack corpus for text-dependent speaker verification research

2017

This paper describes a new database for the assessment of automatic speaker verification (ASV) vulnerabilities to spoofing attacks. In contrast to other recent data collection efforts, the new database has been designed to support the …