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A Temporal Extension of Latent Dirichlet Allocation for Unsupervised Acoustic Unit Discovery



Werner van der Merwe , Herman Kamper , Johan du Preez


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Word Segmentation on Discovered Phone Units with Dynamic Programming and Self-Supervised Scoring



Herman Kamper

* 10 pages, 5 figures, 5 tables 

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Keyword localisation in untranscribed speech using visually grounded speech models



Kayode Olaleye , Dan Oneata , Herman Kamper

* 10 figures, 5 tables 

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Towards Learning to Speak and Hear Through Multi-Agent Communication over a Continuous Acoustic Channel



Kevin Eloff , Arnu Pretorius , Okko Räsänen , Herman A. Engelbrecht , Herman Kamper

* 12 pages, 6 figures, 3 tables; under review as a conference paper at ICLR 2022 

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Voice Conversion Can Improve ASR in Very Low-Resource Settings



Matthew Baas , Herman Kamper

* 5 page, 4 tables, 2 figures. Submitted to ICASSP 2022 

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A Comparison of Discrete and Soft Speech Units for Improved Voice Conversion



Benjamin van Niekerk , Marc-André Carbonneau , Julian Zaïdi , Mathew Baas , Hugo Seuté , Herman Kamper

* 5 pages, 2 figures, 2 tables. Submitted to ICASSP 2022 

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Feature learning for efficient ASR-free keyword spotting in low-resource languages



Ewald van der Westhuizen , Herman Kamper , Raghav Menon , John Quinn , Thomas Niesler

* 37 pages, 14 figures, Preprint accepted for publication in Computer Speech and Language 

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Analyzing Speaker Information in Self-Supervised Models to Improve Zero-Resource Speech Processing



Benjamin van Niekerk , Leanne Nortje , Matthew Baas , Herman Kamper

* Accepted to Interspeech 2021 

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Mava: a research framework for distributed multi-agent reinforcement learning



Arnu Pretorius , Kale-ab Tessera , Andries P. Smit , Claude Formanek , St John Grimbly , Kevin Eloff , Siphelele Danisa , Lawrence Francis , Jonathan Shock , Herman Kamper , Willie Brink , Herman Engelbrecht , Alexandre Laterre , Karim Beguir

* 12 pages, 6 figures 

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