# Labeling - [Category Schema](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/category-schema.md) - [PCT Class Level](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/category-schema/pct-class-level.md) - [Classifications](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/category-schema/classifications.md) - [Relations](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/category-schema/relations.md) - [Instruction](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/instruction.md) - [3D Multi-Sensor Fusion Labeling Editor](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor.md) - [Tool Layout](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/tool-layout.md) - [Drawing Tools](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/drawing-tools.md) - [Cuboid](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/drawing-tools/cuboid.md) - [3D Polygon](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/drawing-tools/3d-polygon.md) - [3D Polyline](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/drawing-tools/3d-polyline.md) - [2D Bbox or Rectangle](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/drawing-tools/2d-bbox-or-rectangle.md) - [2D Polygon](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/drawing-tools/2d-polygon.md) - [2D Polyline](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/drawing-tools/2d-polyline.md) - [Brush](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/drawing-tools/brush.md) - [Tool Shortcuts](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/tool-shortcuts.md) - [Key Features](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features.md) - [Combined Tools (Cuboid, 3D Polygons, 3D Polylines + 2D Drawables)](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/combined-tools-cuboid-3d-polygons-3d-polylines-+-2d-drawables.md): Cuboid + Polygon + Brush - combined in a single annotation workflow to segment point clouds - [Progress Bar](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/progress-bar.md) - [Keyframe Interpolation](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/keyframe-interpolation.md) - [Point Projection and Frustum](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/point-projection-and-frustum.md) - [Merged Point Cloud](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/merged-point-cloud.md) - [Hotzone](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/hotzone.md) - [Outlier](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/outlier.md) - [Ground and Ceiling Mover](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/ground-and-ceiling-mover.md) - [Project Points on Image](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/project-points-on-image.md) - [Task Level Attribute Propagation](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/task-level-attribute-propagation.md) - [Relationship](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/relationship.md) - [Intensity Filter and Picker](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/intensity-filter-and-picker.md) - [Image Settings Lock](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/image-settings-lock.md) - [Unify Dimension](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/unify-dimension.md) - [Auto-Grounding for Cuboids and Polylines](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/auto-grounding-for-cuboids-and-polylines.md) - [Jump To](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/jump-to.md) - [Polyline Direction](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/polyline-direction.md) - [Preset Cuboid Dimensions](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/preset-cuboid-dimensions.md) - [Regions Of Interest](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/regions-of-interest.md) - [Class List - All](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/class-list-all.md) - [Image Viewer (IViewer)](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/image-viewer-iviewer.md) - [Interactive Validations](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/interactive-validations.md) - [Split, Merge and Extend 3D Polylines](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/split-merge-and-extend-3d-polylines.md) - [Multi Copy-Paste Annotations - 3D Polylines, Cuboids, 2D Bbox](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/multi-copy-paste-annotations-3d-polylines-cuboids-2d-bbox.md) - [Label Validation](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/label-validation.md) - [Issue Error Codes](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/issue-error-codes.md) - [Object Track](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/object-track.md) - [Cuboid Grouping](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/cuboid-grouping.md) - [Image Playback](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/image-playback.md) - [3D Film Reel](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/3d-film-reel.md) - [2D Film Reel](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/2d-film-reel.md) - [MultiCam Grid View](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/multicam-grid-view.md) - [Sanity Checks](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/sanity-checks.md) - [Plausible Object Motion](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/sanity-checks/plausible-object-motion.md) - [Plausible Object Rotation](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/sanity-checks/plausible-object-rotation.md) - [Minimum LiDAR Point Density](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/sanity-checks/minimum-lidar-point-density.md) - [Minimum/Maximum Cuboid Volume](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/sanity-checks/minimum-maximum-cuboid-volume.md) - [Authoring Information](https://docs.imerit.net/3d-multi-sensor-fusion/labeling/3d-multi-sensor-fusion-labeling-editor/key-features/authoring-information.md) --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.imerit.net/3d-multi-sensor-fusion/labeling.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.