Data Annotation for English Voices

Client Overview

Our client is a company based in Korea. They need to Segment English sentences into words based on their waveforms.

Specific Requirement

Our client needs voice annotators that are familiar with English sentences, meaning we have to ramp up a team of competent English users. This also entails specific start time and end time of a word in one sentence, taking up much time of the whole annotation process.


– We employ a large team with competency in English to ensure high accuracy throughout the whole project.

– Double check and peer check to make sure the sentences are well annotated.



  • Quick team Setup of 40 members
  • 80K Sentences Annotated
  • Annotation Accuracy Rate: 95%

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