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ORCIDEwald van der Westhuizen
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2020 – today
- 2022
[j4]Astik Biswas
, Emre Yilmaz, Ewald van der Westhuizen, Febe de Wet, Thomas Niesler:
Code-switched automatic speech recognition in five South African languages. Comput. Speech Lang. 71: 101262 (2022)- [j3]Ewald van der Westhuizen, Herman Kamper, Raghav Menon, John A. Quinn, Thomas Niesler:
Feature learning for efficient ASR-free keyword spotting in low-resource languages. Comput. Speech Lang. 71: 101275 (2022) - 2021
- [c15]Ewald van der Westhuizen, Trideba Padhi, Thomas Niesler:
Multilingual Training Set Selection for ASR in Under-Resourced Malian Languages. SPECOM 2021: 749-760 - 2020
- [c14]Astik Biswas, Febe de Wet, Ewald van der Westhuizen, Thomas Niesler:
Semi-supervised acoustic and language model training for English-isiZulu code-switched speech recognition. CodeSwitch@LREC 2020: 52-56 - [c13]Astik Biswas, Emre Yilmaz, Febe de Wet, Ewald van der Westhuizen, Thomas Niesler:
Semi-supervised Development of ASR Systems for Multilingual Code-switched Speech in Under-resourced Languages. LREC 2020: 3468-3474 - [c12]Nick Wilkinson, Astik Biswas, Emre Yilmaz, Febe de Wet, Ewald van der Westhuizen, Thomas Niesler:
Semi-supervised Acoustic Modelling for Five-lingual Code-switched ASR using Automatically-segmented Soap Opera Speech. SLTU-CCURL@LREC 2020: 70-78 - [i8]Astik Biswas, Emre Yilmaz, Febe de Wet, Ewald van der Westhuizen, Thomas Niesler:
Semi-supervised Development of ASR Systems for Multilingual Code-switched Speech in Under-resourced Languages. CoRR abs/2003.03135 (2020) - [i7]Astik Biswas, Febe de Wet, Ewald van der Westhuizen, Thomas R. Niesler:
Semi-supervised acoustic and language model training for English-isiZulu code-switched speech recognition. CoRR abs/2004.04054 (2020) - [i6]Nick Wilkinson, Astik Biswas, Emre Yilmaz, Febe de Wet, Ewald van der Westhuizen, Thomas R. Niesler:
Semi-supervised acoustic modelling for five-lingual code-switched ASR using automatically-segmented soap opera speech. CoRR abs/2004.06480 (2020) - [i5]Trideba Padhi, Astik Biswas, Febe de Wet, Ewald van der Westhuizen, Thomas Niesler:
Multilingual Bottleneck Features for Improving ASR Performance of Code-Switched Speech in Under-Resourced Languages. CoRR abs/2011.03118 (2020)
2010 – 2019
- 2019
- [j2]Ewald van der Westhuizen, Thomas Niesler:
Synthesised bigrams using word embeddings for code-switched ASR of four South African language pairs. Comput. Speech Lang. 54: 151-175 (2019) - [c11]Ryan Eloff, André Nortje, Benjamin van Niekerk, Avashna Govender, Leanne Nortje, Arnu Pretorius, Elan Van Biljon, Ewald van der Westhuizen, Lisa van Staden, Herman Kamper:
Unsupervised Acoustic Unit Discovery for Speech Synthesis Using Discrete Latent-Variable Neural Networks. INTERSPEECH 2019: 1103-1107 - [c10]Astik Biswas, Raghav Menon, Ewald van der Westhuizen, Thomas Niesler:
Improved Low-Resource Somali Speech Recognition by Semi-Supervised Acoustic and Language Model Training. INTERSPEECH 2019: 3008-3012 - [c9]Raghav Menon, Herman Kamper, Ewald van der Westhuizen, John A. Quinn, Thomas Niesler:
Feature Exploration for Almost Zero-Resource ASR-Free Keyword Spotting Using a Multilingual Bottleneck Extractor and Correspondence Autoencoders. INTERSPEECH 2019: 3475-3479 - [c8]Astik Biswas, Emre Yilmaz, Febe de Wet, Ewald van der Westhuizen, Thomas Niesler:
Semi-Supervised Acoustic Model Training for Five-Lingual Code-Switched ASR. INTERSPEECH 2019: 3745-3749 - [i4]Ryan Eloff, André Nortje, Benjamin van Niekerk, Avashna Govender, Leanne Nortje, Arnu Pretorius, Elan Van Biljon, Ewald van der Westhuizen, Lisa van Staden, Herman Kamper:
Unsupervised acoustic unit discovery for speech synthesis using discrete latent-variable neural networks. CoRR abs/1904.07556 (2019) - [i3]Astik Biswas, Emre Yilmaz, Febe de Wet, Ewald van der Westhuizen, Thomas Niesler:
Semi-supervised acoustic model training for five-lingual code-switched ASR. CoRR abs/1906.08647 (2019) - [i2]Astik Biswas, Raghav Menon, Ewald van der Westhuizen, Thomas Niesler:
Improved low-resource Somali speech recognition by semi-supervised acoustic and language model training. CoRR abs/1907.03064 (2019) - 2018
- [c7]Emre Yilmaz, Astik Biswas, Ewald van der Westhuizen, Febe de Wet, Thomas Niesler:
Building a Unified Code-Switching ASR System for South African Languages. INTERSPEECH 2018: 1923-1927 - [c6]Astik Biswas, Febe de Wet, Ewald van der Westhuizen, Emre Yilmaz, Thomas Niesler:
Multilingual Neural Network Acoustic Modelling for ASR of Under-Resourced English-isiZulu Code-Switched Speech. INTERSPEECH 2018: 2603-2607 - [c5]Ewald van der Westhuizen, Thomas Niesler:
A First South African Corpus of Multilingual Code-switched Soap Opera Speech. LREC 2018 - [c4]Astik Biswas, Ewald van der Westhuizen, Thomas Niesler, Febe de Wet:
Improving ASR for Code-Switched Speech in Under-Resourced Languages Using Out-of-Domain Data. SLTU 2018: 122-126 - [i1]Emre Yilmaz, Astik Biswas, Ewald van der Westhuizen, Febe de Wet, Thomas Niesler:
Building a Unified Code-Switching ASR System for South African Languages. CoRR abs/1807.10949 (2018) - 2017
- [j1]Hantao Xu, Hadi Aliakbarian, Ewald van der Westhuizen, Riaan Wolhuter, Guy A. E. Vandenbosch:
An Architectural Scheme for Real-Time Multiple Users Beam Tracking Systems. IEEE Syst. J. 11(4): 2905-2916 (2017) - [c3]Ewald van der Westhuizen, Thomas Niesler:
Synthesising isiZulu-English Code-Switch Bigrams Using Word Embeddings. INTERSPEECH 2017: 72-76 - 2016
- [c2]Ewald van der Westhuizen, Thomas Niesler:
The Effect of Postlexical Deletion on Automatic Speech Recognition in Fast Spontaneously Spoken Zulu. INTERSPEECH 2016: 3559-3563 - [c1]Ewald van der Westhuizen, Thomas Niesler:
Automatic Speech Recognition of English-isiZulu Code-switched Speech from South African Soap Operas. SLTU 2016: 121-127
Coauthor Index
aka: Thomas R. Niesler
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