Would you rely on ChatGPT to dial 911? A talk on balancing determinism and probabilism in productio…

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Learn how to balance deterministic rules and probabilistic AI approaches in production systems, with practical tips for building safer, more reliable AI applications.

Key takeaways
  • Balance between deterministic (rule-based) and probabilistic (ML-based) approaches is crucial when deploying AI systems in production

  • For critical applications (like emergency services), rely on deterministic rules rather than ML to ensure safety and reliability

  • Implement multiple safeguards and layers of protection:

    • Pre-defined answers for sensitive topics
    • Constraint decoding for structured outputs
    • Content filtering
    • Model alignment techniques (RLHF)
  • Model alignment and safety features shouldn’t compromise usability - there’s a balance between being too restrictive and maintaining functionality

  • Testing, monitoring, and quick rollback capabilities are essential for AI systems in production

    • Use tools like Perspective API for content toxicity
    • Implement robust testing frameworks
    • Monitor model performance and behavior
  • Cost considerations should influence architecture choices:

    • Rule-based systems are cheaper and faster
    • ML should only be used when necessary
    • Consider hybrid approaches
  • Model reproducibility challenges:

    • Different initializations produce different results
    • Root cause analysis is more complex
    • Version control and tracking become critical
  • For production systems:

    • Start with simple solutions before complex ones
    • Use predefined answers for sensitive topics
    • Implement proper error handling
    • Plan for model mistakes and limitations
  • Maintain proper fallback mechanisms when AI systems fail or produce uncertain results

  • Consider regulatory compliance, ethical implications, and potential misuse when deploying AI systems