Ewald van der Westhuizen

Orcid: 0000-0002-7430-503X

According to our database1, Ewald van der Westhuizen authored at least 20 papers between 2016 and 2022.

Collaborative distances:
  • Dijkstra number2 of four.
  • Erdős number3 of four.

Timeline

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Bibliography

2022
Feature learning for efficient ASR-free keyword spotting in low-resource languages.
Comput. Speech Lang., 2022

Code-switched automatic speech recognition in five South African languages.
Comput. Speech Lang., 2022

2021
Multilingual Training Set Selection for ASR in Under-Resourced Malian Languages.
Proceedings of the Speech and Computer - 23rd International Conference, 2021

2020
Multilingual Bottleneck Features for Improving ASR Performance of Code-Switched Speech in Under-Resourced Languages.
CoRR, 2020

Semi-supervised Acoustic Modelling for Five-lingual Code-switched ASR using Automatically-segmented Soap Opera Speech.
Proceedings of the 1st Joint Workshop on Spoken Language Technologies for Under-resourced languages and Collaboration and Computing for Under-Resourced Languages, 2020

Semi-supervised Development of ASR Systems for Multilingual Code-switched Speech in Under-resourced Languages.
Proceedings of The 12th Language Resources and Evaluation Conference, 2020

Semi-supervised acoustic and language model training for English-isiZulu code-switched speech recognition.
Proceedings of the The 4th Workshop on Computational Approaches to Code Switching, 2020

2019
Synthesised bigrams using word embeddings for code-switched ASR of four South African language pairs.
Comput. Speech Lang., 2019

Feature Exploration for Almost Zero-Resource ASR-Free Keyword Spotting Using a Multilingual Bottleneck Extractor and Correspondence Autoencoders.
Proceedings of the 20th Annual Conference of the International Speech Communication Association, 2019

Unsupervised Acoustic Unit Discovery for Speech Synthesis Using Discrete Latent-Variable Neural Networks.
Proceedings of the 20th Annual Conference of the International Speech Communication Association, 2019

Semi-Supervised Acoustic Model Training for Five-Lingual Code-Switched ASR.
Proceedings of the 20th Annual Conference of the International Speech Communication Association, 2019

Improved Low-Resource Somali Speech Recognition by Semi-Supervised Acoustic and Language Model Training.
Proceedings of the 20th Annual Conference of the International Speech Communication Association, 2019

2018
Improving ASR for Code-Switched Speech in Under-Resourced Languages Using Out-of-Domain Data.
Proceedings of the 6th Intl. Workshop on Spoken Language Technologies for Under-Resourced Languages, 2018

A First South African Corpus of Multilingual Code-switched Soap Opera Speech.
Proceedings of the Eleventh International Conference on Language Resources and Evaluation, 2018

Building a Unified Code-Switching ASR System for South African Languages.
Proceedings of the 19th Annual Conference of the International Speech Communication Association, 2018

Multilingual Neural Network Acoustic Modelling for ASR of Under-Resourced English-isiZulu Code-Switched Speech.
Proceedings of the 19th Annual Conference of the International Speech Communication Association, 2018

2017
An Architectural Scheme for Real-Time Multiple Users Beam Tracking Systems.
IEEE Syst. J., 2017

Synthesising isiZulu-English Code-Switch Bigrams Using Word Embeddings.
Proceedings of the 18th Annual Conference of the International Speech Communication Association, 2017

2016
Automatic Speech Recognition of English-isiZulu Code-switched Speech from South African Soap Operas.
Proceedings of the SLTU-2016, 2016

The Effect of Postlexical Deletion on Automatic Speech Recognition in Fast Spontaneously Spoken Zulu.
Proceedings of the 17th Annual Conference of the International Speech Communication Association, 2016


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