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January 6, 2019 16:32
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MLDataTable merge columns
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| let newColumn = data.map { row -> Double in | |
| guard let deger1 = row["deg1"]?.intValue, | |
| let deger2 = row["deg2"]?.intValue, | |
| let deger3 = row["deg3"]?.doubleValue | |
| else { | |
| fatalError("Missing or invalid columns in row.") | |
| } | |
| let sum = Double(deger1)+Double(deger2)+deger3 | |
| return sum | |
| } | |
| data.addColumn(newColumn, named: "Score") |
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