{
  "type": "minecraft:add",
  "argument1": -1.3, // 大陆性，越小越稀疏
  "argument2": {
    "type": "minecraft:mul",
    "argument1": 0.75, // 大陆性，越小越平滑
    "argument2": {
      "type": "minecraft:shifted_noise",
      "noise": "minecraft:continentalness",
      "xz_scale": 1.25, // 噪音放大，越小岛越大，且岛间隔越远
      "y_scale": 0,
      "shift_x": "minecraft:shift_x",
      "shift_y": 0,
      "shift_z": "minecraft:shift_z"
    }
  }
}