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Author

Edem Ahadzi

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Preprint Sep 2026

A Temporal-Envelope Frontend with Learnable Per-Channel Energy Normalization for Whisper-Based Children's ASR

Temporal envelopes carry cues critical to speech intelligibility, yet ASR frontends based on log-mel spectrograms do not explicitly model continuous sub-band envelope structure. This limitation is particularly acute for children's speech, where high acoustic variability demands robust feature representations. We propos...

Edem Ahadzi, Ruchi Pandey, Tomi H. Kinnunen · 0 citations

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