Febe de Wet — accepted AI-conference papers

2025

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 2025accepted

We develop automatic speech recognition (ASR) systems for stories told by Afrikaans and isiXhosa preschool children. Oral narratives provide a way to assess children’s language development before they learn to read. We consider a range of prior child-speech ASR strategies to determine which is best…

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2024

Automatic Partitioning of a Code-Switched Speech Corpus Using Mixed-Integer Programming

Joshua Miles Jansen van Vüren, Febe de Wet, Thomas Niesler

COLING 2024main

Defining training, development and test set partitions for speech corpora is usually accomplished by hand. However, for the dataset under investigation, which contains a large number of speakers, eight different languages and code-switching between all the languages, this style of partitioning is no…

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