{
  "labels":[
    "lv_dias_func_normal",
    "lv_dias_func_mild",
    "lv_dias_func_severe",
    "lv_dias_func_moderate"
  ],
  "spans_key":"sc",
  "threshold":null,
  "max_positive":1,
  "negative_weight":0.6,
  "allow_overlap":true
}