{
  "table_description": "This table contains detailed metadata about individual annotation groups within Microscopy Bulk Simple Annotations (ANN) series in IDC. Each row corresponds to a single annotation group, providing granular information about the graphic type, number of annotations, property codes, and algorithm details. This table can be joined with ann_index using SeriesInstanceUID for series-level context. Note: ANN series are assumed to contain a single instance.",
  "columns": [
    {
      "name": "SeriesInstanceUID",
      "type": "STRING",
      "mode": "NULLABLE",
      "description": ""
    },
    {
      "name": "AnnotationGroupNumber",
      "type": "INTEGER",
      "mode": "NULLABLE",
      "description": ""
    },
    {
      "name": "AnnotationGroupUID",
      "type": "STRING",
      "mode": "NULLABLE",
      "description": ""
    },
    {
      "name": "AnnotationGroupLabel",
      "type": "STRING",
      "mode": "NULLABLE",
      "description": ""
    },
    {
      "name": "AnnotationGroupGenerationType",
      "type": "STRING",
      "mode": "NULLABLE",
      "description": ""
    },
    {
      "name": "NumberOfAnnotations",
      "type": "INTEGER",
      "mode": "NULLABLE",
      "description": ""
    },
    {
      "name": "GraphicType",
      "type": "STRING",
      "mode": "NULLABLE",
      "description": ""
    },
    {
      "name": "AnnotationPropertyCategory_code",
      "type": "STRING",
      "mode": "NULLABLE",
      "description": "annotation property category code tuple (CodingSchemeDesignator:CodeValue) from DICOM AnnotationPropertyCategoryCodeSequence"
    },
    {
      "name": "AnnotationPropertyCategory_CodeMeaning",
      "type": "STRING",
      "mode": "NULLABLE",
      "description": "human-readable meaning of the annotation property category from DICOM AnnotationPropertyCategoryCodeSequence"
    },
    {
      "name": "AnnotationPropertyType_code",
      "type": "STRING",
      "mode": "NULLABLE",
      "description": "annotation property type code tuple (CodingSchemeDesignator:CodeValue) from DICOM AnnotationPropertyTypeCodeSequence"
    },
    {
      "name": "AnnotationPropertyType_CodeMeaning",
      "type": "STRING",
      "mode": "NULLABLE",
      "description": "human-readable meaning of the annotation property type from DICOM AnnotationPropertyTypeCodeSequence"
    },
    {
      "name": "AlgorithmName",
      "type": "STRING",
      "mode": "NULLABLE",
      "description": "name of the algorithm from DICOM AlgorithmName attribute in AnnotationGroupAlgorithmIdentificationSequence (when AnnotationGroupGenerationType is AUTOMATIC)"
    }
  ]
}