Assessment of dutch pronunciation by means of automatic speech recognition technology. - Catia Cucchiarini; Febe de Wet; Helmer Strik; Lou Boves (ICSLP, 1998)

Acoustic pre-processing for optimal effectivity of missing feature theory. - Johan de Veth; Bert Cranen; Febe de Wet; Lou Boves (EUROSPEECH, 1999)

Using likelihood ratios to perform utterance verification in automatic pronunciation assessment. - Febe de Wet; Catia Cucchiarini; Helmer Strik; Lou Boves (EUROSPEECH, 1999)

Comparing acoustic features for robust ASR in fixed and cellular network applications. - Febe de Wet; Bert Cranen; Johan de Veth; Louis Boves (ICASSP, 2000)

Noise reduction for noise robust feature extraction for distributed speech recognition. - Bernhard Noé; Jürgen Sienel; Denis Jouvet; Laurent Mauuary; Johan de Veth; Lou Boves; Febe de Wet (INTERSPEECH, 2001)

Feature vector selection to improve ASR robustness in noisy conditions. - Johan de Veth; Laurent Mauuary; Bernhard Noé; Febe de Wet; Jürgen Sienel; Lou Boves; Denis Jouvet (INTERSPEECH, 2001)

A comparison of LPC and FFT-based acoustic features for noise robust ASR. - Febe de Wet; Bert Cranen; Johan de Veth; Lou Boves (INTERSPEECH, 2001)

Acoustic features and a distance measure that reduce the impact of training-test mismatch in ASR. - Johan de Veth; Febe de Wet; Bert Cranen; Lou Boves (Speech Commun., 2001)

Evaluation of formant-like features for ASR. - Katrin Weber; Febe de Wet; Bert Cranen; Lou Boves; Samy Bengio; Hervé Bourlard (INTERSPEECH, 2002)

Accumulated kullback divergence for analysis of ASR performance in the presence of noise. - Febe de Wet; Johan de Veth; Bert Cranen; Lou Boves (INTERSPEECH, 2002)

The impact of spectral and energy mismatch on the Aurora2 digit recognition task. - Febe de Wet; Johan de Veth; Bert Cranen; Louis Boves (ICASSP (2), 2003)

Automatic transcription of football commentaries in the MUMIS project. - Janienke Sturm; Judith M. Kessens; Mirjam Wester; Febe de Wet; Eric Sanders; Helmer Strik (INTERSPEECH, 2003)

Histogram normalisation and the recognition of names and ontology words in the MUMIS project. - Eric Sanders; Febe de Wet (INTERSPEECH, 2004)

Automatic detection of frequent pronunciation errors made by L2-learners. - Khiet P. Truong; Ambra Neri; Febe de Wet; Catia Cucchiarini; Helmer Strik (INTERSPEECH, 2005)

Additive background noise as a source of non-linear mismatch in the cepstral and log-energy domain. - Febe de Wet; Johan de Veth; Lou Boves; Bert Cranen (Comput. Speech Lang., 2005)

ASR-based pronunciation training: scoring accuracy and pedagogical effectiveness of a system for dutch L2 learners. - Catia Cucchiarini; Ambra Neri; Febe de Wet; Helmer Strik (INTERSPEECH, 2007)

Comparing classifiers for pronunciation error detection. - Helmer Strik; Khiet P. Truong; Febe de Wet; Catia Cucchiarini (INTERSPEECH, 2007)

Automatic large-scale oral language proficiency assessment. - Febe de Wet; Christa van der Walt; Thomas Niesler (INTERSPEECH, 2007)

Accent identification in the presence of code-mixing. - Thomas Niesler; Febe de Wet (Odyssey, 2008)

Automatically assessing the oral proficiency of proficient L2 speakers. - Pieter Müller; Febe de Wet; Christa van der Walt; Thomas Niesler (SLaTE, 2009)

The effect of code-mixing on accent identification accuracy. - Thomas Niesler; Febe de Wet (Comput. Speech Lang., 2009)

Comparing different approaches for automatic pronunciation error detection. - Helmer Strik; Khiet P. Truong; Febe de Wet; Catia Cucchiarini (Speech Commun., 2009)

Automatic assessment of oral language proficiency and listening comprehension. - Febe de Wet; Christa van der Walt; Thomas Niesler (Speech Commun., 2009)

Verifying pronunciation dictionaries using conflict analysis. - Marelie H. Davel; Febe de Wet (INTERSPEECH, 2010)

Acoustic modelling of Sepedi affricates for ASR. - Thipe Modipa; Marelie H. Davel; Febe de Wet (SAICSIT, 2010)

Developing a Broadband Automatic Speech Recognition System for Afrikaans. - Febe de Wet; Alta de Waal; Gerhard B. Van Huyssteen (INTERSPEECH, 2011)

Readability index as a design criterion for elicited imitation tasks in automatic oral proficiency assessment. - Febe de Wet; Pieter Müller; Christa van der Walt; Thomas Niesler (SLaTE, 2011)

Quality measurements for mobile data collection in the developing world. - Jaco Badenhorst; Alta de Waal; Febe de Wet (SLTU, 2012)

Resource development and experiments in automatic south african broadcast news transcription. - Herman Kamper; Febe de Wet; Thomas Hain; Thomas Niesler (SLTU, 2012)

The Speect text-to-speech system entry for the Blizzard Challenge 2013. - Johannes A. Louw; Georg I. Schlünz; Willem van der Walt; Febe de Wet; Laurette Pretorius (Blizzard Challenge, 2013)

Off-line mobile-assisted vocabulary training for the developing world. - Nic J. de Vries; Febe de Wet (SLaTE, 2013)

The NCHLT speech corpus of the South African languages. - Etienne Barnard; Marelie H. Davel; Charl Johannes van Heerden; Febe de Wet; Jaco Badenhorst (SLTU, 2014)

Speech data collection in an under-resourced language within a multilingual context. - Raymond Molapo; Etienne Barnard; Febe de Wet (SLTU, 2014)

On using intrinsic spectral analysis for low-resource languages. - Reza Sahraeian; Dirk Van Compernolle; Febe de Wet (SLTU, 2014)

Capitalising on North American speech resources for the development of a South African English large vocabulary speech recognition system. - Herman Kamper; Febe de Wet; Thomas Hain; Thomas Niesler (Comput. Speech Lang., 2014)

A smartphone-based ASR data collection tool for under-resourced languages. - Nic J. de Vries; Marelie H. Davel; Jaco Badenhorst; Willem D. Basson; Febe de Wet; Etienne Barnard; Alta de Waal (Speech Commun., 2014)

HMM adaptation for child speech synthesis. - Avashna Govender; Febe de Wet; Jules-Raymond Tapamo (INTERSPEECH, 2015)

Under-resourced speech recognition based on the speech manifold. - Reza Sahraeian; Dirk Van Compernolle; Febe de Wet (INTERSPEECH, 2015)

Web-based mini-games for language learning that support spoken interaction. - Helmer Strik; Luigi Palumbo; Febe de Wet; Catia Cucchiarini (SLaTE, 2015)

Text-to-speech enhanced ebooks for emerging literacy development. - Febe de Wet; Laurette Marais; Daleen Klop (SLaTE, 2015)

A mobile vocabulary acquisition application for health science students: a proposed study. - Ilana Wilken; Febe de Wet; Elsabé Taljard (LTLT@SLaTE, 2015)

Mobile Assisted Language Learning Applications for Health Care Sciences Students: A User Experience Study. - Ilana Wilken; Febe de Wet; Elsabé Taljard (HCI (27), 2016)

Developing Speech Resources from Parliamentary Data for South African English. - Febe de Wet; Jaco Badenhorst; Thipe Modipa (SLTU, 2016)

Multilingual Neural Network Acoustic Modelling for ASR of Under-Resourced English-isiZulu Code-Switched Speech. - Astik Biswas; Febe de Wet; Ewald van der Westhuizen; Emre Yilmaz 001; Thomas Niesler (INTERSPEECH, 2018)

Building a Unified Code-Switching ASR System for South African Languages. - Emre Yilmaz 001; Astik Biswas; Ewald van der Westhuizen; Febe de Wet; Thomas Niesler (INTERSPEECH, 2018)

Improving ASR for Code-Switched Speech in Under-Resourced Languages Using Out-of-Domain Data. - Astik Biswas; Ewald van der Westhuizen; Thomas Niesler; Febe de Wet (SLTU, 2018)

Semi-Supervised Acoustic Model Training for Five-Lingual Code-Switched ASR. - Astik Biswas; Emre Yilmaz 001; Febe de Wet; Ewald van der Westhuizen; Thomas Niesler (INTERSPEECH, 2019)

The Usefulness of Imperfect Speech Data for ASR Development in Low-Resource Languages. - Jaco Badenhorst; Febe de Wet (Inf., 2019)

Semi-supervised acoustic and language model training for English-isiZulu code-switched speech recognition. - Astik Biswas; Febe de Wet; Ewald van der Westhuizen; Thomas Niesler (CodeSwitch@LREC, 2020)

Interactive Image Exploration for Visually Impaired Readers using Audio-augmented Touch Gestures. - Rynhardt Kruger; Febe de Wet; Thomas Niesler (IV, 2020)

Semi-supervised Development of ASR Systems for Multilingual Code-switched Speech in Under-resourced Languages. - Astik Biswas; Emre Yilmaz 001; Febe de Wet; Ewald van der Westhuizen; Thomas Niesler (LREC, 2020)

Semi-supervised Acoustic Modelling for Five-lingual Code-switched ASR using Automatically-segmented Soap Opera Speech. - Nick Wilkinson; Astik Biswas; Emre Yilmaz 001; Febe de Wet; Ewald van der Westhuizen; Thomas Niesler (SLTU-CCURL@LREC, 2020)

Multilingual Bottleneck Features for Improving ASR Performance of Code-Switched Speech in Under-Resourced Languages. - Trideba Padhi; Astik Biswas; Febe de Wet; Ewald van der Westhuizen; Thomas Niesler (CoRR, 2020)

Code-switched automatic speech recognition in five South African languages. - Astik Biswas; Emre Yilmaz 001; Ewald van der Westhuizen; Febe de Wet; Thomas Niesler (Comput. Speech Lang., 2022)

Mathematical Content Browsing for Print-disabled Readers Based on Virtual-world Exploration and Audio-visual Sensory Substitution. - Rynhardt Kruger; Febe de Wet; Thomas Niesler (ACM Trans. Access. Comput., 2023)

Automatic Partitioning of a Code-Switched Speech Corpus Using Mixed-Integer Programming. - Joshua Miles Jansen van Vüren; Febe de Wet; Thomas Niesler (LREC/COLING, 2024)

A Transformer-Based Voice Activity Detector. - Biswajit Karan; Joshua Jansen van Vüren; Febe de Wet; Thomas Niesler (INTERSPEECH, 2024)

Speech Recognition for Automatically Assessing Afrikaans and isiXhosa Preschool Oral Narratives. - Christiaan Jacobs; Annelien Smith; Daleen Klop; Ondrej Klejch; Febe de Wet; Herman Kamper (ICASSP, 2025)

Feature-based analysis of oral narratives from Afrikaans and isiXhosa children. - Emma Sharratt; Annelien Smith; Retief Louw; Daleen Klop; Febe de Wet; Herman Kamper (CoRR, 2025)

Automatically assessing oral narratives of Afrikaans and isiXhosa children. - Retief Louw; Emma Sharratt; Febe de Wet; Christiaan Jacobs; Annelien Smith; Herman Kamper (CoRR, 2025)