{
  "measuredAt": "2026-11-13T17:30:12.662Z",
  "generator": "pnpm run benchmark:compression",
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  "license": "Synthetic STL fixtures: CC0-1.0",
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    "retainedPercent": 50,
    "targetTriangles": 3760,
    "relativeErrorLimit": 0.005,
    "lockBorder": true
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  "limitations": "One smooth synthetic sphere, first-party checker. No print, slicer, thin-wall, self-intersection or independent dimensional-tolerance validation. ASCII coordinates are parsed to Float32; binary conversion is not byte-for-byte preservation of the input text, facet normals or nonstandard attributes.",
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        "y": 40,
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      "findings": [
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          "label": "Open boundary edges",
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          "detail": "Raw triangle edge records include degenerate self-edges. 0 simple closed boundary loop(s). Branched boundaries are not counted as loops.",
          "next": "Try filling simple planar holes; inspect intentional openings before repair."
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        {
          "key": "edges",
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          "status": "clear",
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          "next": "Remove duplicate and degenerate faces first, then inspect junctions in a mesh editor."
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        {
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          "label": "Disconnected vertex fans",
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          "next": "Separate touching parts or rebuild the vertex junction in a mesh editor."
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        {
          "key": "winding",
          "label": "Adjacent winding conflicts",
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          "detail": "Shared edges with two face records traversed in the same direction. This counts edges, not reversed triangles.",
          "next": "Make neighboring face winding consistent; verify outward orientation separately."
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        {
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          "label": "Duplicate triangles",
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          "status": "clear",
          "detail": "Extra faces sharing the same three welded vertices, regardless of direction.",
          "next": "Remove duplicate faces, then re-check edge counts."
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        {
          "key": "degenerate",
          "label": "Zero-area triangles",
          "count": 0,
          "status": "clear",
          "detail": "Triangle area at or below 1e-14 square coordinate units after vertex welding.",
          "next": "Remove degenerate faces, then re-check boundaries."
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        {
          "key": "components",
          "label": "Additional connected components",
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          "status": "clear",
          "detail": "1 component(s) connected through shared vertices. Components are not necessarily closed solids.",
          "next": "Confirm each component is intentional. Keep separate assembly parts when needed."
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        {
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          "label": "Units and scale",
          "count": null,
          "status": "review",
          "detail": "Bounds: 40 × 40 × 40 coordinate units. STL does not specify standard units.",
          "next": "Confirm units and final dimensions in your slicer. No millimeter assumption or rescaling is applied."
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        "units": "coordinate units",
        "method": "Coordinates rounded independently to a fixed grid; nearby points across grid cells may remain distinct."
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        "Self-intersections, overlapping and nested solids",
        "Wall thickness and minimum feature size",
        "Global inside-out orientation",
        "Slicer settings, supports and physical printability"
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      "note": "Counts are diagnostic, not a certificate of watertightness or printability. The input geometry is not modified."
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          "next": "Try filling simple planar holes; inspect intentional openings before repair."
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        {
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          "next": "Remove duplicate and degenerate faces first, then inspect junctions in a mesh editor."
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          "next": "Separate touching parts or rebuild the vertex junction in a mesh editor."
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        {
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          "next": "Make neighboring face winding consistent; verify outward orientation separately."
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        {
          "key": "duplicates",
          "label": "Duplicate triangles",
          "count": 0,
          "status": "clear",
          "detail": "Extra faces sharing the same three welded vertices, regardless of direction.",
          "next": "Remove duplicate faces, then re-check edge counts."
        },
        {
          "key": "degenerate",
          "label": "Zero-area triangles",
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          "status": "clear",
          "detail": "Triangle area at or below 1e-14 square coordinate units after vertex welding.",
          "next": "Remove degenerate faces, then re-check boundaries."
        },
        {
          "key": "components",
          "label": "Additional connected components",
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          "status": "clear",
          "detail": "1 component(s) connected through shared vertices. Components are not necessarily closed solids.",
          "next": "Confirm each component is intentional. Keep separate assembly parts when needed."
        },
        {
          "key": "units",
          "label": "Units and scale",
          "count": null,
          "status": "review",
          "detail": "Bounds: 40 × 40 × 40 coordinate units. STL does not specify standard units.",
          "next": "Confirm units and final dimensions in your slicer. No millimeter assumption or rescaling is applied."
        }
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      "issueCategories": 0,
      "weld": {
        "gridStep": 1e-7,
        "units": "coordinate units",
        "method": "Coordinates rounded independently to a fixed grid; nearby points across grid cells may remain distinct."
      },
      "notChecked": [
        "Self-intersections, overlapping and nested solids",
        "Wall thickness and minimum feature size",
        "Global inside-out orientation",
        "Slicer settings, supports and physical printability"
      ],
      "note": "Counts are diagnostic, not a certificate of watertightness or printability. The input geometry is not modified."
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          "next": "Try filling simple planar holes; inspect intentional openings before repair."
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        {
          "key": "edges",
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          "next": "Remove duplicate and degenerate faces first, then inspect junctions in a mesh editor."
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          "key": "vertices",
          "label": "Disconnected vertex fans",
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          "status": "clear",
          "detail": "Vertices whose incident faces form separate fans connected only at that vertex. This is a partial vertex-manifold check.",
          "next": "Separate touching parts or rebuild the vertex junction in a mesh editor."
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          "detail": "Shared edges with two face records traversed in the same direction. This counts edges, not reversed triangles.",
          "next": "Make neighboring face winding consistent; verify outward orientation separately."
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        {
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          "label": "Duplicate triangles",
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          "status": "clear",
          "detail": "Extra faces sharing the same three welded vertices, regardless of direction.",
          "next": "Remove duplicate faces, then re-check edge counts."
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        {
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          "detail": "Triangle area at or below 1e-14 square coordinate units after vertex welding.",
          "next": "Remove degenerate faces, then re-check boundaries."
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        {
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          "status": "clear",
          "detail": "1 component(s) connected through shared vertices. Components are not necessarily closed solids.",
          "next": "Confirm each component is intentional. Keep separate assembly parts when needed."
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        {
          "key": "units",
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          "count": null,
          "status": "review",
          "detail": "Bounds: 39.95718 × 40 × 39.95718 coordinate units. STL does not specify standard units.",
          "next": "Confirm units and final dimensions in your slicer. No millimeter assumption or rescaling is applied."
        }
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      "issueCategories": 0,
      "weld": {
        "gridStep": 1e-7,
        "units": "coordinate units",
        "method": "Coordinates rounded independently to a fixed grid; nearby points across grid cells may remain distinct."
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      "notChecked": [
        "Self-intersections, overlapping and nested solids",
        "Wall thickness and minimum feature size",
        "Global inside-out orientation",
        "Slicer settings, supports and physical printability"
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      "note": "Counts are diagnostic, not a certificate of watertightness or printability. The input geometry is not modified."
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}