{
  "pipeline":[
    {
      "type":"filters.reprojection",
      "out_srs":"EPSG:32632"
    },
    {
      "type":"filters.assign",
      "value":"Classification = 0"
    },
    {
      "type":"filters.elm"
    },
    {
      "type":"filters.outlier"
    },
    {
      "type":"filters.smrf",
      "returns":"last",
      "where":"!(Classification == 7)",
      "slope":0.2,
      "window":16,
      "threshold":0.45,
      "scalar":1.2
    },
    {
      "type":"filters.expression",
      "expression":"Classification == 2"
    }
  ]
}
