Rob Haynes — accepted AI-conference papers

2020

Multi-Task Learning for Voice Trigger Detection

Siddharth Sigtia, Pascal Clark, Rob Haynes, Hywel Richards, John Bridle

ICASSP 2020accepted

We describe the design of a voice trigger detection system for smart speakers. In this study, we address two major challenges. The first is that the detectors are deployed in complex acoustic environments with external noise and loud playback by the device itself. Secondly, collecting training examp…

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2018

Generalised Discriminative Transform via Curriculum Learning for Speaker Recognition

Erik Marchi, Stephen Shum, Kvuveon Hwang, Sachin Kajarekar, Siddharth Sigtia, Hywel Richards +3

ICASSP 2018accepted

In this paper we introduce a speaker verification system deployed on mobile devices that can be used to personalise a keyword spotter. We describe a baseline DNN system that maps an utterance to a speaker embedding, which is used to measure speaker differences via cosine similarity. We then introduc…

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