```json { "classifications": [ { "column": "Unnamed: 0", "role": "identifier", "confidence": 0.95, "reason": "Auto-generated row index, serves as primary key" }, { "column": "f_boxer", "role": "dimension", "confidence": 0.9, "reason": "Boxer name with low cardinality (11 distinct), used to group/filter fights" }, { "column": "s_boxer", "role": "dimension", "confidence": 0.9, "reason": "Opponent boxer name, high cardinality (106) but still categorical for grouping" }, { "column": "f_boxer_result", "role": "dimension", "confidence": 1.0, "reason": "Binary categorical outcome (won/lost), used for filtering and grouping" }, { "column": "f_boxer_stance", "role": "dimension", "confidence": 0.85, "reason": "Categorical stance type (orthodox/southpaw), low cardinality (3), used for grouping" }, { "column": "f_boxer_age", "role": "measure", "confidence": 0.9, "reason": "Numeric age value suitable for aggregation (avg age, min/max)" }, { "column": "f_boxer_height", "role": "measure", "confidence": 0.9, "reason": "Numeric height in cm, suitable for aggregation (avg height)" }, { "column": "f_boxer_reach", "role": "measure", "confidence": 0.9, "reason": "Numeric reach measurement, suitable for aggregation" }, { "column": "f_boxer_won", "role": "measure", "confidence": 1.0, "reason": "Count of wins, numeric quantity to aggregate (sum/avg)" }, { "column": "f_boxer_lost", "role": "measure", "confidence": 1.0, "reason": "Count of losses, numeric quantity to aggregate" }, { "column": "f_boxer_drawn", "role": "measure", "confidence": 1.0, "reason": "Count of draws, numeric quantity to aggregate" }, { "column": "f_boxer_KOs", "role": "measure", "confidence": 1.0, "reason": "Count of knockouts, numeric quantity to aggregate" }, { "column": "f_boxer_ranking", "role": "measure", "confidence": 0.85, "reason": "Numeric ranking value, suitable for aggregation (avg ranking)" }, { "column": "s_boxer_ranking", "role": "measure", "confidence": 0.85, "reason": "Numeric ranking value for opponent, suitable for aggregation" }, { "column": "s_boxer_age", "role": "measure", "confidence": 0.9, "reason": "Numeric age value suitable for aggregation" }, { "column": "s_boxer_stance", "role": "dimension", "confidence": 0.85, "reason": "Categorical stance type, low cardinality (9), used for grouping" }, { "column": "s_boxer_reach", "role": "measure", "confidence": 0.9, "reason": "Numeric reach measurement, suitable for aggregation" }, { "column": "s_boxer_height", "role": "attribute", "confidence": 0.8, "reason": "Height with mixed format (includes units like 'cm'), descriptive text field" }, { "column": "s_boxer_won", "role": "measure", "confidence": 1.0, "reason": "Count of wins for opponent, numeric quantity to aggregate" }, { "column": "s_boxer_lost", "role": "measure", "confidence": 1.0, "reason": "Count of losses for opponent, numeric quantity to aggregate" }, { "column": "s_boxer_drawn", "role": "measure", "confidence": 1.0, "reason": "Count of draws for opponent, numeric quantity to aggregate" }, { "column": "s_boxer_KOs", "role": "measure", "confidence": 1.0, "reason": "Count of knockouts for opponent, numeric quantity to aggregate" }, { "column": "rounds", "role": "attribute", "confidence": 0.95, "reason": "Free-form text with fight details, descriptive content not for grouping" }, { "column": "s_boxer_result", "role": "dimension", "confidence": 1.0, "reason": "Binary categorical outcome (won/lost), used for filtering and grouping" }, { "column": "matchRounds", "role": "measure", "confidence": 0.9, "reason": "Numeric count of rounds, suitable for aggregation (avg rounds)" }, { "column": "fightEnd", "role": "dimension", "confidence": 1.0, "reason": "Categorical fight ending type (KO/TKO, UD, etc.), low cardinality (5), used for grouping" } ] } ```