1 Definition
A Data Type including the Objects of a LiDAR Scene, LiDAR Sub-Scenes, and their arrangement in the Scene.
2 Functional Requirements
L iDAR Scene Descriptors add Sub-Scenes to the Objects of the LiDAR Scene Descriptors.
3 Syntax
https://schemas.mpai.community/CAV2/V1.0/data/LiDARSceneDescriptors.json
4 Semantics
| Label | Size | Description |
| Header | N1 Bytes | LiDAR Scene Descriptors Header |
| – Standard-LiDARSceneDescriptors | 9 Bytes | The characters “CAE-LSD-V” |
| – Version | N2 Bytes | Major version – 1 or 2 characters |
| – Dot-separator | 1 Byte | The character “.” |
| – Subversion | N3 Bytes | Minor version – 1 or 2 characters |
| MInstanceID | N4 Bytes | Identifier of M-Instance. |
| LiDARSceneDescriptorsID | N5 Bytes | Identifier of LiDAR Scene Descriptors. |
| LiDARSceneDescriptorsSpaceTime | N6 Bytes | Space-Time of LiDAR Scene Descriptors. |
| LiDARObjectCount | N7 Bytes | Number of LiDARObjects in Scene. |
| LiDARObjects[] | N8 Bytes | Set of LiDAR Objects. |
| – LiDARObjectID | N9 Bytes | ID of LiDAR Object. |
| – LiDARObjectSpaceTime | N10 Bytes | Space-Time of LiDAR Object. |
| LiDARSubSceneCount | N11 Bytes | Number of LiDAR SubScenes in Scene. |
| LiDARSubScenes[] | N12 Bytes | Set of LiDAR SubScenes. |
| – LiDARSubSceneID | N13 Bytes | ID of LiDAR SubScene. |
| – LiDARSubSceneSpaceTime | N14 Bytes | Space Time of LiDAR SubScene. |
| DescrMetadata | N15 Bytes | Descriptive Metadata |
