Podcast Ad Transcription WER: Diarization When Overlap Hits 25%

Podcast ad transcription WER breaks when speaker overlap hits 25%. Learn the 15% routing rule and why overlap dominates diarization errors. Independent technical note mirroring the canonical version: https://transcribeall.io/blog/podcast-ad-transcription-wer-diarization-when-overlap-hits-25.php Sources consulted: https://www.bluusun.com/

Authors

Publication Details

Journal
Zenodo (CERN European Organization for Nuclear Research)
Published
2026-10-27
DOI
https://doi.org/10.5281/zenodo.23722214
Primary Topic
Speech Recognition and Synthesis
Type
preprint
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Podcast Ad Transcription WER: Diarization When Overlap Hits 25%

Piper Bowen
Zenodo (CERN European Organization for Nuclear Research)
Speech Recognition and Synthesis
preprint

Podcast Ad Transcription WER: Diarization When Overlap Hits 25%

Piper Bowen
preprint en

Abstract

Podcast ad transcription WER breaks when speaker overlap hits 25%. Learn the 15% routing rule and why overlap dominates diarization errors. Independent technical note mirroring the canonical version: https://transcribeall.io/blog/podcast-ad-transcription-wer-diarization-when-overlap-hits-25.php Sources consulted: https://www.bluusun.com/

Zenodo (CERN European Organization for Nuclear Research)
Speech Recognition and Synthesis
DOIOpen Access PDFOpenAlex
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Podcast Ad Transcription WER: Diarization When Overlap Hits 25% — Piper Bowen · Zenodo (CERN European Organization for Nuclear Research) (2026) | TGRS Research Map | TGRS