Basic Violin Plot

Mix.install([
  {:plotly_ex, "~> 0.3"},
  {:kino, "~> 0.18"}
])

Section

Violin.new(y: [...]) creates a vertical violin plot. The shape mirrors a kernel density estimate (KDE) of the data. Like a box plot, it shows median, quartiles, and whiskers, but also the full distribution shape.

alias Plotly.{Figure, Violin}

:rand.seed(:exsss, {1, 2, 3})

y = for _ <- 1..100 do
  (for _ <- 1..12, do: :rand.uniform()) |> Enum.sum() |> Kernel.-(6.0)
end

Figure.new()
|> Figure.add_trace(Violin.new(y: y, name: "Sample"))
|> Figure.update_layout(title: "Basic Violin Plot")
|> Plotly.show()