{
  "saved_at_utc": "2026-06-27T12:08:19.334764+00:00",
  "stage": "stage_2_view_selection",
  "provider": "openrouter",
  "model": "qwen/qwen3-vl-30b-a3b-instruct",
  "llm_data": {
    "assembly_info": {
      "title": "KRISO-KVLCC2 Hull",
      "description": "A 3D surface model of the KRISO-KVLCC2 tanker hull, used for hydrodynamic analysis and ship design validation. The model represents the outer shell geometry with no internal structure, as indicated by zero solids and zero volume.",
      "material": "Steel (for hull surface modeling; actual hull may be composite or steel with coatings)"
    },
    "selected_views": [
      {
        "type": "Front",
        "reason": "Shows the full length and draft profile, including the curvature of the bow and stern, and the overall height from keel to deck. Essential for understanding the longitudinal shape and hydrostatics."
      },
      {
        "type": "Top",
        "reason": "Reveals the maximum breadth and the planform shape, including the curvature of the deck and the location of the bow/stern overhangs. Critical for defining the waterline length and beam."
      },
      {
        "type": "Isometric",
        "reason": "Provides a 3D perspective to visualize the overall hull form, curvature, and spatial relationship between bow, midship, and stern. Helps engineers and stakeholders grasp the full geometry without interpreting multiple 2D views."
      },
      {
        "type": "Left",
        "reason": "Shows the side profile and the curvature in the transverse plane, especially the sheer and the shape of the side shell. Since the Right view is nearly identical (due to symmetry), only Left is needed to avoid redundancy."
      }
    ],
    "section_views": [],
    "detail_views": [],
    "dimensions": {
      "Front": [
        {
          "type": "overall_width",
          "dim_type": "DistanceX",
          "match_strategy": "extreme_vertices_x",
          "value_approx": 7925.5,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
          "value_approx": 691.7,
          "placement": "right",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            3832.06,
            -345.83,
            269.53
          ],
          "value_approx": 100,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        }
      ],
      "Top": [
        {
          "type": "overall_width",
          "dim_type": "DistanceX",
          "match_strategy": "extreme_vertices_x",
          "value_approx": 7925.5,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            3832.06,
            -345.83,
            269.53
          ],
          "value_approx": 100,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        }
      ]
    }
  }
}