Tier B. 11 original parts, 6 materials, textured. Mean best IoU 0.698, recovery rate 72.7%, part-count ratio 2.545 (28 recovered parts), 2 of 11 parts handed over by a material boundary. Naming is not scored for this tier.
Source 2.0/NegativeScaleTest/glTF-Binary/NegativeScaleTest.glb (sha256 ea8c41fd0630f03a…) · plan: 6 meshes · generated from the JSONL at bc81a5c326ee.
| original part | authored name, index removed | handed over by material | best IoU | recovered name | label | verdict | index-bearing |
|---|---|---|---|---|---|---|---|
| NegativeScaleBack | NegativeScaleBack | no | 0.333 | Red_X_Tile_Left_Lower_Low_Z | below-threshold | no | |
| BackgroundMesh | BackgroundMesh | yes | 0.500 | Background_Panel_Low_Z | no | ||
| Labels | Labels | yes | 0.141 | Label_Plate_Left_Stack_Top | below-threshold | no | |
| PositiveScaleTest | PositiveScaleTest | no | 0.200 | Red_X_Tile_Left_Upper_Low_Z | below-threshold | no | |
| NegativeScaleFront | NegativeScaleFront | no | 0.500 | Green_Check_Tile_Left_Lower_High_Z | no | ||
| NotShiny1 | NotShiny | no | 1.000 | Not_So_Shiny_Dense_Body_Left | yes | ||
| NotShinyMinus1 | NotShinyMinus | no | 1.000 | Not_So_Shiny_Dense_Body_Right | yes | ||
| Shiny1 | Shiny | no | 1.000 | So_Shiny_Dense_Body_Left | yes | ||
| ShinyMinus1 | ShinyMinus | no | 1.000 | So_Shiny_Dense_Body_Right | yes | ||
| Dark1 | Dark | no | 1.000 | Dark_Dense_Body_Left | yes | ||
| DarkMinus1 | DarkMinus | no | 1.000 | Dark_Dense_Body_Right | yes |