Listen carefully to short audio clips in Portuguese (Brazil).
Verify and correct word-level timestamp and segment boundaries from an automated system.
Review and correct spoken-form transcriptions following a detailed style guide.
Welo Data provides AI services such as speech data annotation and transcription. The company works with a global freelance community, emphasizing detail and consistency in remote work.
Verbatim transcribe Mandarin Chinese audio with 98%+ accuracy.
Timestamp segments with less than 500ms deviation and label speakers.
Annotate non-speech events like laughter and background noise.
CrowdGen by Appen provides AI training data services to improve machine learning models. It connects independent contractors with flexible, remote project-based work, offering fair global pay and scalable earnings.
Produce precise verbatim transcriptions of Greek audio with 98%+ accuracy.
Timestamp segments, label speakers, and annotate non-speech events.
Work flexibly and remotely while earning $32.50 per audio hour.
CrowdGen by Appen provides AI training data services, helping improve AI-powered speech recognition models through crowd contributions. It operates as a global, project-based independent contractor community with flexible, remote work opportunities.