Walk the Failure Mode Before Fixing a Transformer Output
Diagnose transformer output failures by tracing likely failure modes before selecting a fix.
Debugging under pressure The assistant produced the wrong renewal date. Several fixes are proposed before anyone checks evidence flow. The fastest wrong fix is still wrong. Trace the failure mode first. FMEA for LLM workflows Failure mode -> effect -> control Map the visible error back to the component that could have produced it. Swap model A tempting fix that may not touch the cause. The fix attaches to the actual failed control. Do not tune the decoder for a retrieval failure or upgrade the model for a missing-source failure. 01 Evidence 02 Context 03 Control Was the source present?…
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