grokify/mogo

package number

func MatrixRowsMax(d [][]float64) []float64 {
    var rows []float64
    if len(d) == 0 {
        return rows
    }
    for y := 0; y < len(d); y++ {
        var rowDistMax float64
        init := false
        for x := 0; x < len(d[0]); x++ {
            if !init {
                rowDistMax = d[y][x]
                init = true
            } else if d[y][x] > rowDistMax {
                rowDistMax = d[y][x]
            }
        }
        rows = append(rows, rowDistMax)
    }
    return rows
}

func MatrixColsMax(d [][]float64) []float64 {
    var cols []float64
    if len(d) == 0 {
        return cols
    } else if len(d[0]) == 0 {
        return cols
    }
    for x := 0; x < len(d[0]); x++ {
        var colDistMax float64
        init := false
        for y := 0; y < len(d); y++ {
            if !init {
                colDistMax = d[y][x]
                init = true
            } else if d[y][x] > colDistMax {
                colDistMax = d[y][x]
            }
        }
        cols = append(cols, colDistMax)
    }
    return cols
}