{ "label_order": [ "reject", "low_value", "keep", "high_value" ], "mapping": { "X": "reject", "R": "reject", "KL": "low_value", "D": "low_value", "K": "keep", "KH": "high_value" }, "rows": 198874, "train_rows": 178986, "test_rows": 19888, "source_d_counts": { "KL": 17014, "D": 137652, "X": 30408, "R": 1374, "K": 12082, "KH": 344 }, "label_counts": { "low_value": 154666, "reject": 31782, "keep": 12082, "high_value": 344 }, "train_label_counts": { "reject": 28604, "low_value": 139199, "keep": 10874, "high_value": 309 }, "test_label_counts": { "low_value": 15467, "reject": 3178, "keep": 1208, "high_value": 35 }, "test_size": 0.1, "seed": 20260604, "head_chars": 10000, "tail_chars": 2000, "weight_floor": 0.2 }