Google Open-Sources DiarizationLM-Gemma to Fix Speaker Attribution in Meeting Transcripts

Google's speech team has open-sourced DiarizationLM-Gemma-4-E4B-v1 on Hugging Face, a model fine-tuned from Gemma 4 E4B that corrects speaker attribution errors in meeting transcripts as a post-processing step.

2026-10-04 ~ 2026-10-06 · 2 related posts

• Google ships DiarizationLM-Gemma-4-E4B, a Gemma-4 model for speaker diarization — google · 2026-10-04
• Google's DiarizationLM-Gemma fixes speaker attribution, hits 2.99% WER on Fisher — lmoroney · 2026-10-06