DataFrame
julia> features = [1 2; 3 4]
2×2 Matrix{Int64}:
1 2
3 4
julia> df = DataFrame(Time=features[:,1], Amount=features[:,2])
2×2 DataFrame
Row │ Time Amount
│ Int64 Int64
─────┼───────────────
1 │ 1 2
2 │ 3 4