{
  "creation_date": "2025-12-25T07:07:25.500046",
  "description": "Comprehensive integrated world language dataset combining missiology, geography, family trees, and historical linguistics",
  "version": "1.0",
  "source_files": {
    "joshua_enriched": "/home/coolhand/html/datavis/data_trove/joshua-project/joshua_project_languages_enriched_geo.json",
    "joshua_full_dump": "/home/coolhand/html/datavis/data_trove/joshua-project/joshua_project_full_dump.json",
    "language_history": "/home/coolhand/html/datavis/language/data/language-history.json",
    "us_indigenous_isolates": "/home/coolhand/html/datavis/language/data/integration/language_data_output/us_indigenous_isolates.json",
    "us_indigenous_evolution": "/home/coolhand/html/datavis/language/data/integration/language_data_output/us_indigenous_languages_evolution.json",
    "iso_639_3": "/home/coolhand/html/datavis/data_trove/data/linguistic/iso_639_3.json"
  },
  "statistics": {
    "total_languages": 7130,
    "with_language_history": 198,
    "with_us_indigenous": 13,
    "with_speaker_counts": 6150,
    "with_all_sources": 211,
    "coverage": {
      "language_history": "2.8%",
      "us_indigenous": "0.2%",
      "speaker_counts": "86.3%",
      "complete": "3.0%"
    },
    "speaker_count_sources": {
      "joshua_project_aggregated": 6150,
      "language_history": 0
    }
  },
  "data_sources": {
    "joshua_project": {
      "description": "Demographics, Bible translation status, religious composition",
      "url": "https://api.joshuaproject.net/",
      "license": "Joshua Project License",
      "fields": [
        "population",
        "bible_status",
        "countries",
        "people_groups"
      ]
    },
    "glottolog": {
      "description": "Geographic coordinates, linguistic family classification",
      "url": "https://glottolog.org/",
      "license": "CC-BY-4.0",
      "fields": [
        "latitude",
        "longitude",
        "family_name",
        "macroarea",
        "glottocode"
      ]
    },
    "language_history": {
      "description": "Hierarchical family tree, historical periods, scholarly debates",
      "path": "/home/coolhand/html/datavis/language/data/language-history.json",
      "license": "Custom - see source metadata",
      "fields": [
        "family_tree",
        "period",
        "controversy",
        "writing_systems",
        "split_info"
      ]
    },
    "us_indigenous": {
      "description": "US endangered language focus, isolates",
      "path": "/home/coolhand/html/datavis/language/data/integration",
      "license": "Custom",
      "fields": [
        "isolate_status",
        "endangerment",
        "revitalization"
      ]
    }
  },
  "schema": {
    "iso_639_3": "ISO 639-3 three-letter language code",
    "name": "Primary language name",
    "joshua_project": "Object containing demographics and mission data",
    "glottolog": "Object containing geographic and classification data",
    "language_history": "Object containing family tree and historical data",
    "us_indigenous": "Object containing US indigenous language data (if applicable)",
    "speaker_count": "Object containing speaker population data with source attribution",
    "data_sources": "Array of source dataset names that contributed to this record"
  },
  "speaker_count_methodology": {
    "description": "Speaker counts aggregated from multiple sources with prioritization",
    "priority_order": [
      "1. Joshua Project people group populations (aggregated by language code)",
      "2. Language History family tree speakers_value (parsed from string formats)"
    ],
    "parsing_rules": {
      "million": "Multiplied by 1,000,000",
      "billion": "Multiplied by 1,000,000,000",
      "thousand": "Multiplied by 1,000",
      "numeric": "Parsed directly, commas removed"
    },
    "aggregation_note": "Joshua Project counts sum all people groups speaking a language across countries",
    "metadata_included": [
      "people_groups_count: Number of distinct people groups",
      "countries: List of countries where language is spoken",
      "original_value: Original string value before parsing (language_history source)",
      "note: Source-specific context"
    ]
  },
  "preservation_notes": [
    "All original data structures preserved in integrated format",
    "Source files remain unchanged (read-only operations)",
    "Multiple sources for same language are merged, not replaced",
    "NULL values indicate data not available from that source"
  ],
  "usage": {
    "primary_key": "iso_639_3",
    "total_records": 7130,
    "file_size_mb": 8.043663024902344,
    "encoding": "UTF-8",
    "format": "JSON (array of objects)"
  }
}