qem-matrix.schema.json

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://quantbayes.com/schemas/qem-matrix.schema.json",
  "title": "QuantBayes QEM matrix",
  "description": "Schema for QuantBayes QEM evidence structures. TRUE maps to 0, FALSE maps to 1, NA maps to 0.",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "case_uid",
    "profile_uid",
    "items",
    "outcomes"
  ],
  "properties": {
    "case_uid": {
      "type": "string",
      "minLength": 1
    },
    "profile_uid": {
      "type": "string",
      "pattern": "^[a-z][a-z0-9_]{2,95}$"
    },
    "standard": {
      "type": "string",
      "const": "SGA-QEM-1.0"
    },
    "items": {
      "type": "array",
      "minItems": 1,
      "items": {
        "$ref": "#/$defs/item"
      }
    },
    "outcomes": {
      "type": "array",
      "minItems": 1,
      "items": {
        "$ref": "#/$defs/outcome"
      }
    },
    "matrix": {
      "type": "array",
      "items": {
        "type": "array",
        "items": {
          "type": "integer",
          "enum": [
            0,
            1
          ]
        }
      }
    }
  },
  "$defs": {
    "item": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "item_uid"
      ],
      "properties": {
        "item_uid": {
          "type": "string",
          "minLength": 1
        },
        "item_type": {
          "type": "string"
        },
        "label": {
          "type": "string"
        },
        "metadata": {
          "type": "object"
        }
      }
    },
    "outcome": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "item_uid",
        "rule_uid",
        "raw_outcome"
      ],
      "properties": {
        "item_uid": {
          "type": "string",
          "minLength": 1
        },
        "rule_uid": {
          "type": "string",
          "pattern": "^[a-z][a-z0-9_]{2,63}$"
        },
        "raw_outcome": {
          "type": "string",
          "enum": [
            "TRUE",
            "FALSE",
            "NA"
          ]
        },
        "xij": {
          "type": "integer",
          "enum": [
            0,
            1
          ]
        },
        "source_value": {
          "type": "string"
        },
        "notes": {
          "type": "string"
        },
        "provenance": {
          "type": "object"
        }
      }
    }
  }
}