The Bus Factor of XAI: Community Risk in Critical Open Source Explainability Tools

Key Points

• This research investigates the concept of the Bus Factor in the context of open source explainability tools for artificial intelligence, examining community risks.
• Analyzed critical explainability tools in open source environments.
• Evaluated community contributions and dependencies related to the Bus Factor.
• Assessed implications for sustainability and development of these tools.
• Identified tools with low Bus Factor, indicating high community risk.
• Highlighted key dependencies on individual contributors.
• Suggested measures for improving community resilience in these projects.