Zackary Rackauckas

Zackary Rackauckas

Speech + NLP researcher. I study speech and language technologies for language learners and children's speech.

AdaptLingo: A Speech-to-Speech English Practice System with Fluency-Adaptive Responses

Published in Interspeech 2026 Show & Tell, 2026

Demonstrates a speech-to-speech English practice system that estimates spoken fluency and adapts response vocabulary and speech rate to the learner’s level.

View in the ISCA Archive.

Recommended citation: Rackauckas, Z. (2026). AdaptLingo: A Speech-to-Speech English Practice System with Fluency-Adaptive Responses. Proc. Interspeech 2026, 2382-2383.
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