The case for stakeholder-driven AI auditing in automatic speech recognition
Summary
A correspondence published in Nature Machine Intelligence on March 16, 2026, argues for stakeholder-driven AI auditing, particularly in automatic speech recognition (ASR) systems. The authors highlight a growing need to assess AI system performance to prevent potential harms as these systems become infrastructural. While AI audits typically compare a system's output to a "ground truth," the article challenges the notion of a single, definitive ground truth, especially when AI interprets complex human realities. For ASR systems, where ground truth is a text transcription of speech, variations like including or excluding stutters and filler words (e.g., "um," "uh") can both be considered valid transcriptions, complicating the auditing process. This complexity necessitates a re-evaluation of how ground truth is defined and applied in AI auditing.
Key takeaway
For AI scientists and NLP engineers developing or auditing ASR systems, recognize that the "ground truth" for speech transcription is not singular. Your auditing methodologies should incorporate stakeholder perspectives to define appropriate nominal values, accounting for linguistic nuances like filler words or stutters. This approach ensures audits reflect real-world usage and prevent misinterpretations of system performance, leading to more robust and equitable AI deployments.
Key insights
Defining "ground truth" in AI auditing is complex, especially for systems interpreting nuanced human data like speech.
Principles
- AI audits compare nominal vs. actual system values.
- Single ground truth is challenged for complex AI.
- Multiple valid transcriptions exist for speech.
In practice
- Consider diverse transcription norms for ASR.
- Involve stakeholders in defining ASR ground truth.
Topics
- AI Auditing
- Automatic Speech Recognition
- Ground Truth
- Stakeholder-Driven AI
- Generative AI
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Editorial summary, takeaway, and curation by AIssential. Original article published by Nature Machine Intelligence.