Concepedia

Charl Johannes van Heerden

CJ

6

Publications

200

Citations

6

H-Index

1937

Active since

Affiliations

IBM (United States)(Current)

Charl Johannes van Heerden is an author at IBM (United States) specializing in linguistics, language studies, and speech processing.

Top concepts

LanguageLinguisticsSpeech ProcessingSpeech RecognitionEngineeringSpeech TechnologySpeech CommunicationComputational LinguisticsPhoneticsPhonology

Publications per year

1937–2014

6

Publications

6

The Spoken Web Search Task

Florian Metze, Etienne Barnard, Marelie H. Davel et al. · Boloka Institutional Repository (North-west University) · 2012 · 74 citations · Full text

The NCHLT Speech Corpus of the South African languages

Etienne Barnard, Marelie H. Davel, Charl Johannes van Heerden et al. · Boloka Institutional Repository (North-west University) · 2014 · 69 citations · Full text

Pronunciation Dictionaries, Nchlt Speech Corpus, Engineering +21

Validating smartphone-collected speech corpora

Marelie H. Davel, Charl Johannes van Heerden, Etienne Barnard · 2012 · 19 citations · Full text

Speech Corpus, Spoken Language Processing, Communication +20

Speech rate normalization used to improve speaker verification

Charl Johannes van Heerden, Etienne Barnard · SAIEE Africa Research Journal · 2007 · 13 citations · Full text

Phoneme Duration, Engineering, Speech Rate Normalization +18

Bovine theileriasis in South Africa with special reference to Theileria mutans

G. De Kock, Charl Johannes van Heerden, R. Du Toit et al. · UpSpace Institutional Repository (University of Pretoria) · 1937 · 13 citations · Full text

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