Feedback Loops for RAG Signals Explicit | Signal | Latency | Density | Reliability | |---|---|---|---| | Thumbs up/down | Immediate | Low (< 5% response rate) | Medium — noisy | | Star rating (1-5) | Immediate | Very low | Higher, but biased toward extremes | | Free-text feedback | Delayed | Lowest | Highest — but hard to parse | | Per-citation accept/reject | Immediate | Low | High — directly actionable | Implicit | Signal | Captures | Caveat | |---|---|---| | Click-through on citation | Perceived relevance | Confirms source seen, not correctness | | Dwell time on cited doc | Actual engageme…