{
  "namespace": "admiralty-scale",
  "description": "The Admiralty Scale or Ranking (also called the NATO System) is used to rank the reliability of a source and the credibility of an information. Reference based on FM 2-22.3 (FM 34-52) HUMAN INTELLIGENCE COLLECTOR OPERATIONS and NATO documents.",
  "version": 5,
  "predicates": [
    {
      "value": "source-reliability",
      "expanded": "Source Reliability",
      "exclusive": true
    },
    {
      "value": "information-credibility",
      "expanded": "Information Credibility",
      "exclusive": true
    }
  ],
  "values": [
    {
      "predicate": "source-reliability",
      "entry": [
        {
          "value": "a",
          "expanded": "Completely reliable",
          "description": "No doubt of authenticity, trustworthiness, or competency; has a history of complete reliability",
          "numerical_value": 100
        },
        {
          "value": "b",
          "expanded": "Usually reliable",
          "description": "Minor doubt about authenticity, trustworthiness, or competency; has a history of valid information most of the time",
          "numerical_value": 75
        },
        {
          "value": "c",
          "expanded": "Fairly reliable",
          "description": "Doubt of authenticity, trustworthiness, or competency but has provided valid information in the past",
          "numerical_value": 50
        },
        {
          "value": "d",
          "expanded": "Not usually reliable",
          "description": "Significant doubt about authenticity, trustworthiness, or co mpetency but has provided valid information in the past",
          "numerical_value": 25
        },
        {
          "value": "e",
          "expanded": "Unreliable",
          "description": "Lacking in authenticity, trustworthiness, and competency; history of invalid information",
          "numerical_value": 0
        },
        {
          "value": "f",
          "expanded": "Reliability cannot be judged",
          "description": "No basis exists for evaluating the reliability of the source",
          "numerical_value": 50
        },
        {
          "value": "g",
          "expanded": "Deliberatly deceptive",
          "numerical_value": 0
        }
      ]
    },
    {
      "predicate": "information-credibility",
      "entry": [
        {
          "value": "1",
          "expanded": "Confirmed by other sources",
          "description": "Confirmed by other independent sources; logical in itself; Consistent with other information on the subject",
          "numerical_value": 100
        },
        {
          "value": "2",
          "expanded": "Probably true",
          "description": "Not confirmed; logical in itself; consistent with other information on the subject",
          "numerical_value": 75
        },
        {
          "value": "3",
          "expanded": "Possibly true",
          "description": "Not confirmed; reasonably logical in itself; agrees with some other information on the subject",
          "numerical_value": 50
        },
        {
          "value": "4",
          "expanded": "Doubtful",
          "description": "Not confirmed; possible but not logical ; no other information on the subject",
          "numerical_value": 25
        },
        {
          "value": "5",
          "expanded": "Improbable",
          "description": "Not confirmed; not logical in itself; contradicted by other information on the subject",
          "numerical_value": 0
        },
        {
          "value": "6",
          "expanded": "Truth cannot be judged",
          "description": "No basis exists for evaluating the validity of the information",
          "numerical_value": 50
        }
      ]
    }
  ]
}