{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "american-default-mcp/v1/get_cross_correlations_output.json",
  "title": "get_cross_correlations output",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "schema_version",
    "indicator_slug",
    "as_leader",
    "as_follower",
    "as_of_date",
    "freshness_warning"
  ],
  "properties": {
    "schema_version": {"const": "v1"},
    "indicator_slug": {"type": "string"},
    "as_leader": {
      "type": "array",
      "items": {"$ref": "#/$defs/pair"}
    },
    "as_follower": {
      "type": "array",
      "items": {"$ref": "#/$defs/pair"}
    },
    "as_of_date": {"type": ["string", "null"]},
    "freshness_warning": {"type": "boolean"}
  },
  "$defs": {
    "pair": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "leader_slug",
        "leader_name",
        "follower_slug",
        "follower_name",
        "lag_quarters",
        "correlation_r",
        "crises_validated",
        "granger_p",
        "oos_validation_r"
      ],
      "properties": {
        "leader_slug": {"type": "string"},
        "leader_name": {"type": "string"},
        "follower_slug": {"type": "string"},
        "follower_name": {"type": "string"},
        "lag_quarters": {"type": "integer"},
        "correlation_r": {"type": "number"},
        "crises_validated": {"type": "integer", "minimum": 0},
        "granger_p": {"type": "number"},
        "oos_validation_r": {"type": "number"}
      }
    }
  }
}