groundcheck-modernbert / metrics.json
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v2: retrain on RAGTruth + VitaminC + programmatic hard negatives
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{
"model": "answerdotai/ModernBERT-base",
"train_n": 28500,
"mix": {
"ragtruth": 10000,
"vitaminc": 16000,
"hard_neg": 2500
},
"q_drop": 0.5,
"maxlen": 512,
"epochs": 3,
"results": {
"ragtruth": {
"accuracy": 0.7468,
"f1": 0.6823883592574008,
"n": 2500,
"f1_ci95": [
0.6574761399787911,
0.7058823529411765
]
},
"vitaminc": {
"accuracy": 0.8495,
"f1": 0.8446050593701601,
"n": 2000
},
"flipped_neg": {
"accuracy": 0.804,
"f1": 0.8913525498891353,
"n": 500
},
"flipped_pos": {
"accuracy": 0.762,
"f1": 0,
"n": 500
},
"manual5": [
{
"answer": "Most of the Amazon rainforest, around 60%, lies within Brazi",
"expected": "grounded",
"got": "grounded",
"p_hall": 0.004,
"pass": true
},
{
"answer": "The Amazon rainforest produces 20% of the world's oxygen and",
"expected": "hallucinated",
"got": "hallucinated",
"p_hall": 0.596,
"pass": true
},
{
"answer": "Revenue grew 12% in the third quarter, reaching $2.1 billion",
"expected": "grounded",
"got": "grounded",
"p_hall": 0.001,
"pass": true
},
{
"answer": "The company's revenue fell 12% in Q3.",
"expected": "hallucinated",
"got": "hallucinated",
"p_hall": 0.989,
"pass": true
},
{
"answer": "The vaccine showed 49% effectiveness in preventing symptomat",
"expected": "hallucinated",
"got": "hallucinated",
"p_hall": 0.989,
"pass": true
}
]
}
}