Why this scored as groundedRetrieved evidence aligns reasonably well with the response (best hybrid 0.77).
- Best grounding score: 0.77
- Sentence match: 0.68
- Keyword overlap: 1.00
Full scorer narrative
Retrieved evidence aligns reasonably well with the response (best hybrid 0.77).
What we measured
- Hybrid grounding (per chunk): best 0.77 (strong ≥ 0.52)
- Mean hybrid across chunks: 0.77
- Best raw sentence match: 0.68 (short answers often score low vs. whole paragraphs)
- Lexical overlap with sources: 1.00
- Blend: standard blend (70% best-sentence + 30% keyword)
- Weak / strong cutoffs: 0.35 / 0.52
EvidencePrompt & response