AAAI Publications, First AAAI Conference on Human Computation and Crowdsourcing

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Transcribing and Annotating Speech Corpora for Speech Recognition: A Three-Step Crowdsourcing Approach with Quality Control
Annika Hämäläinen, Fernando Pinto Moreira, Jairo Avelar, Daniela Braga, Miguel Sales Dias

Last modified: 2013-11-03


Large speech corpora with word-level transcriptions annotated for noises and disfluent speech are necessary for training automatic speech recognisers. Crowdsourcing is a lower-cost, faster-turnaround, highly scalable alternative for expert transcription and annotation. In this paper, we showcase our three-step crowdsourcing approach motivated by the importance of accurate transcriptions and annotations.


automatic speech recognition, speech corpora, transcription, annotation, crowdsourcing

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