{
    "alpha_ndcg": {
        "alpha-nDCG@5": 0.2669,
        "alpha-nDCG@10": 0.3089,
        "alpha-nDCG@20": 0.3429
    },
    "coverage": {
        "Coverage@5": 0.4281,
        "Coverage@10": 0.5439,
        "Coverage@20": 0.6539,
        "Coverage@50": 0.755
    },
    "recall": {
        "Recall@5": 0.1684,
        "Recall@10": 0.2602,
        "Recall@20": 0.3537,
        "Recall@50": 0.4887
    }
}