{
  "type": "minecraft:clamp",
  "input": {
    "type": "minecraft:add",
    "argument1": 1,
    "argument2": {
      "type": "minecraft:mul",
      "argument1": "tectonic:underground_river/noise/roof_sharpness",
      "argument2": "tectonic:noise/continent/ridges_folded"
    }
  },
  "min": 0,
  "max": 1
}