{
  "schema": "cartofreako.myriahedral-perspectives.v2",
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    "sha256": "1228cae3fdcbdcb867952135e9eeaec7d894c092eb8dae828d0dd61ad8658fd7",
    "width_pixels": 4480,
    "height_pixels": 2520,
    "aspect_ratio": "16:9"
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    "base_faces": 20,
    "subdivision_rounds": 4,
    "terminal_faces": 5120,
    "mst_root_face": 103,
    "layout_seed_face": 0,
    "retained_hinges": 5119,
    "tree_sha256_format": "root line followed by one '<face> <parent>' line for each terminal face"
  },
  "land_model": {
    "input": "assets.static/myriahedral/exact-fractions.txt",
    "input_sha256": "dcadd6b33ee606b3cd71e0722dd6549df151bc50abe13a4baa7f28e0386c5eda",
    "smoothing_kernel": "exp(-angular_distance^2 / sigma^2)",
    "smoothing_cutoff": 0.001,
    "normalization_epsilon": 0.000001,
    "special_land_multipliers": {
      "Indonesia": 2,
      "Australia": 2,
      "Greenland": 2,
      "New Zealand": 5,
      "Argentina": 2,
      "Chile": 2
    },
    "edge_weight": "exp((1 - adjacent_area_weighted_land_fraction)^2 * geographic_norm)",
    "tree_algorithm": "Boost.Graph Prim minimum spanning tree"
  },
  "legacy_option_semantics": {
    "wlat": "coefficient of squared normalized longitude distance",
    "wlon": "coefficient of squared normalized latitude distance",
    "clat": "center longitude in degrees",
    "clon": "center latitude in degrees"
  },
  "flattening": {
    "alpha": 1,
    "meaning": "fully unfolded planar hinge tree"
  },
  "registration": {
    "face_projection": "central gnomonic ray-plane intersection with widened barycentric triple products",
    "legacy_divergence": "intentionally replaces the historical orthogonal chord-plane transform, truncated base constants, and malformed seed embedding",
    "rotation_direction": "counterclockwise in the mathematical x-y plane",
    "screen_y_direction": "down",
    "carrier_width": 44,
    "carrier_height": 24.75,
    "normalization": "uniformly scale rotated raw bounds into a centered 16:9 carrier"
  },
  "perspectives": [
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      "generator_argument": "myriahedral",
      "output_tag": "myriahedral-44-24.75",
      "purpose": "landmark-registered reference view using corrected gnomonic forward coordinates",
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        "wlon": 0.1,
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        "clon": -65,
        "alpha": 1
      },
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        "latitude": -65
      },
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      "rotation_selection": "landmark registration against the reference image",
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    {
      "id": "americas",
      "generator_argument": "myriahedral-americas",
      "output_tag": "myriahedral-americas-44-24.75",
      "purpose": "keep the American land chain near the favored center",
      "legacy_options": {
        "sigma": 0.7,
        "wlat": 0.5,
        "wlon": 0.1,
        "clat": -100,
        "clon": 25,
        "alpha": 1
      },
      "effective_center": {
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        "latitude": 25
      },
      "rotation_degrees": 22,
      "rotation_selection": "largest centered 16:9 occupancy with local north up and east right near 0N 0E",
      "raw_bounds": [-4.120600449364141, -2.402506571690628, 2.9997163078759614, 1.9224228381356712],
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      "embedded_parent_sha256": "30dc362622ed5ee971a62509ba4721df8bde67c4fcf599800808ae7f27381dbb"
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    {
      "id": "atlantic",
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      "output_tag": "myriahedral-atlantic-44-24.75",
      "purpose": "investigate Atlantic continuity between the Americas, Europe, and Africa",
      "legacy_options": {
        "sigma": 0.7,
        "wlat": 0.5,
        "wlon": 0.1,
        "clat": -25,
        "clon": 15,
        "alpha": 1
      },
      "effective_center": {
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        "latitude": 15
      },
      "rotation_degrees": 24,
      "rotation_selection": "largest centered 16:9 occupancy with local north up and east right near 0N 0E",
      "raw_bounds": [-2.7488319467091444, -3.4832056483272673, 3.1859146167774228, 1.6607341095728247],
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      "embedded_parent_data": "src.projections/cart0freak0-myriahedral-perspective-atlantic-tree.inc",
      "embedded_parent_sha256": "5af1647356663ee9affd7d7c87eacd8a3ed2575952a5c9b882c2e149f0b964dd"
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      "output_tag": "myriahedral-afro-eur-asia-44-24.75",
      "purpose": "investigate the Afro Eur Asia continental network",
      "legacy_options": {
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        "clat": 35,
        "clon": 20,
        "alpha": 1
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      "effective_center": {
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      "output_tag": "myriahedral-pacific-44-24.75",
      "purpose": "investigate Pacific-rim and trans-Pacific continuity",
      "legacy_options": {
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        "wlon": 0.1,
        "clat": 160,
        "clon": 0,
        "alpha": 1
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        "latitude": 0
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      "purpose": "investigate Antarctica and Southern Ocean continuity with stronger latitude weighting",
      "legacy_options": {
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        "clat": 0,
        "clon": -75,
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        "latitude": -75
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      "rotation_degrees": 285,
      "rotation_selection": "largest centered 16:9 occupancy with local north up and east right near 0N 0E",
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}