gistfile1.txt

  let interpretData [rows][cols]
                  (data: [rows][cols]f32): [][9]f32 =

    let res = 
      unsafe
      map (\flat ->
             unsafe
             let i = 1+flat / (cols-2)
             let j = 1+flat % (cols-2)
             in [data[i-1,j-1], data[i-1, j], data[i-1, j+1],
                 data[i,j-1], data[i, j], data[i, j+1],
                 data[i+1,j-1], data[i+1, j], data[i+1, j+1]
                ])
          (iota ((rows-2) * (cols-2)))
    in res