{ "ndcg@5": { "heuristic": 0.1819, "lightgbm": 0.825, "delta": 0.6432, "pct_improvement": 353.59 }, "ndcg@10": { "heuristic": 0.2641, "lightgbm": 0.8791, "delta": 0.615, "pct_improvement": 232.83 }, "ndcg@20": { "heuristic": 0.3296, "lightgbm": 0.8857, "delta": 0.5561, "pct_improvement": 168.7 }, "recall@10": { "heuristic": 0.4384, "lightgbm": 0.9825, "delta": 0.5442, "pct_improvement": 124.13 }, "recall@50": { "heuristic": 1.0, "lightgbm": 1.0, "delta": 0.0, "pct_improvement": 0.0 }, "hr@10": { "heuristic": 0.6638, "lightgbm": 1.0, "delta": 0.3362, "pct_improvement": 50.65 }, "mrr": { "heuristic": 0.2906, "lightgbm": 0.8795, "delta": 0.5889, "pct_improvement": 202.69 } }