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2020 – today
- 2022
[j4]Walter Heymans
, Marelie H. Davel, Charl Johannes van Heerden:
Efficient acoustic feature transformation in mismatched environments using a Guided-GAN. Speech Commun. 143: 10-20 (2022)- [i2]Walter Heymans, Marelie H. Davel, Charl Johannes van Heerden:
Multi-style Training for South African Call Centre Audio. CoRR abs/2202.07219 (2022) - [i1]Walter Heymans, Marelie H. Davel, Charl Johannes van Heerden:
Efficient acoustic feature transformation in mismatched environments using a Guided-GAN. CoRR abs/2210.00721 (2022) - 2021
- [c22]Walter Heymans, Marelie H. Davel, Charl Johannes van Heerden:
Multi-style Training for South African Call Centre Audio. SACAIR 2021: 111-124 - 2020
- [j3]Jan W. F. Thirion, Charl Johannes van Heerden, Oluwapelumi Giwa, Marelie H. Davel:
The South African directory enquiries (SADE) name corpus. Lang. Resour. Evaluation 54(1): 155-184 (2020) - [c21]Simone Wills, Pieter Uys, Charl Johannes van Heerden, Etienne Barnard:
Language Modeling for Speech Analytics in Under-Resourced Languages. INTERSPEECH 2020: 4941-4945
2010 – 2019
- 2017
- [c20]Charl Johannes van Heerden, Damianos G. Karakos, Karthik Narasimhan, Marelie H. Davel, Richard M. Schwartz:
Constructing sub-word units for spoken term detection. ICASSP 2017: 5780-5784 - [c19]Daniel R. van Niekerk, Charl Johannes van Heerden, Marelie H. Davel, Neil Kleynhans, Oddur Kjartansson, Martin Jansche, Linne Ha:
Rapid Development of TTS Corpora for Four South African Languages. INTERSPEECH 2017: 2178-2182 - 2016
- [c18]Charl Johannes van Heerden, Neil Kleynhans, Marelie H. Davel:
Improving the Lwazi ASR Baseline. INTERSPEECH 2016: 3534-3538 - [c17]Neil Kleynhans, William Hartmann, Daniel R. van Niekerk, Charl Johannes van Heerden, Richard M. Schwartz, Stavros Tsakalidis, Marelie H. Davel:
Code-switched English Pronunciation Modeling for Swahili Spoken Term Detection. SLTU 2016: 128-135 - 2015
- [c16]Marelie H. Davel, Etienne Barnard, Charl Johannes van Heerden, William Hartmann, Damianos G. Karakos, Richard M. Schwartz, Stavros Tsakalidis:
Exploring minimal pronunciation modeling for low resource languages. INTERSPEECH 2015: 538-542 - 2014
- [c15]Etienne Barnard, Marelie H. Davel, Charl Johannes van Heerden, Febe de Wet, Jaco Badenhorst:
The NCHLT speech corpus of the South African languages. SLTU 2014: 194-200 - 2013
- [c14]Marelie H. Davel, Charl Johannes van Heerden, Etienne Barnard:
G2p variant prediction techniques for ASR and STD. INTERSPEECH 2013: 1831-1835 - 2012
- [c13]Florian Metze, Nitendra Rajput, Xavier Anguera, Marelie H. Davel, Guillaume Gravier, Charl Johannes van Heerden, Gautam Varma Mantena, Armando Muscariello, Kishore Prahallad, Igor Szöke, Javier Tejedor:
The Spoken Web Search Task at MediaEval 2011. ICASSP 2012: 5165-5168 - [c12]Florian Metze, Etienne Barnard, Marelie H. Davel, Charl Johannes van Heerden, Xavier Anguera, Guillaume Gravier, Nitendra Rajput:
The Spoken Web Search Task. MediaEval 2012 - [c11]Marelie H. Davel, Charl Johannes van Heerden, Etienne Barnard:
Validating smartphone-collected speech corpora. SLTU 2012: 68-75 - [c10]Charl Johannes van Heerden, Marelie H. Davel, Etienne Barnard:
Medium-vocabulary speech recognition for under-resourced languages. SLTU 2012: 146-151 - 2011
- [j2]Jaco Badenhorst, Charl Johannes van Heerden, Marelie H. Davel, Etienne Barnard:
Collecting and evaluating speech recognition corpora for 11 South African languages. Lang. Resour. Evaluation 45(3): 289-309 (2011) - [c9]Marelie H. Davel, Charl Johannes van Heerden, Neil Kleynhans, Etienne Barnard:
Efficient Harvesting of Internet Audio for Resource-Scarce ASR. INTERSPEECH 2011: 3153-3156 - 2010
- [c8]Charl Johannes van Heerden, Etienne Barnard, Marelie H. Davel, Christiaan van der Walt, Ewald van Dyk, Michael Feld, Christian A. Müller:
Combining regression and classification methods for improving automatic speaker age recognition. ICASSP 2010: 5174-5177 - [c7]Etienne Barnard, Johan Schalkwyk, Charl Johannes van Heerden, Pedro J. Moreno:
Voice search for development. INTERSPEECH 2010: 282-285 - [c6]Charl Johannes van Heerden, Neil Kleynhans, Etienne Barnard, Marelie H. Davel:
Pooling ASR data for closely related languages. SLTU 2010: 17-23
2000 – 2009
- 2009
- [c5]Michael Feld, Etienne Barnard, Charl Johannes van Heerden, Christian A. Müller:
Multilingual speaker age recognition: Regression analyses on the Lwazi corpus. ASRU 2009: 534-539 - [c4]Charl Johannes van Heerden, Johan Schalkwyk, Brian Strope:
Language modeling for what-with-where on GOOG-411. INTERSPEECH 2009: 991-994 - [c3]Etienne Barnard, Marelie H. Davel, Charl Johannes van Heerden:
ASR corpus design for resource-scarce languages. INTERSPEECH 2009: 2847-2850 - [c2]Charl Johannes van Heerden, Etienne Barnard, Marelie H. Davel:
Basic speech recognition for spoken dialogues. INTERSPEECH 2009: 3003-3006 - 2008
- [j1]Charl Johannes van Heerden, Etienne Barnard:
Speaker-specific variability of phoneme durations. South Afr. Comput. J. 40: 44-50 (2008) - 2007
- [c1]Charl Johannes van Heerden, Etienne Barnard:
Durations of Context-Dependent Phonemes: A New Feature in Speaker Verification. Speaker Classification (2) 2007: 93-103
Coauthor Index
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