Monthly Updates for Preimage App

Monthly highlights from the Preimage app and processing pipelines. Preview and experimental work is labeled. November 2026 covers changes through 9 November.

November 2026

Improved Gaussian Splat viewing with per-asset rendering settings and companion metadata for supported captures.
Fixed orbit-camera behavior and made active reference measurements clearer in the viewer.
Restricted floorplan administration actions to workspace admins and improved handling of unavailable workspaces.
Improved native Insta360 processing, including stitched-image boundary handling, reconstruction handoffs, and reporting floorplan alignment back to the app.
Experimental: improved Gaussian Splat reconstruction from Insta360 captures and validation of automated CAD outputs.

October 2026

Added E57, PTS, and XYZ point cloud uploads with file validation, and tightened checks for supported INSV and 2:1 MP4 captures.
Expanded Gaussian Splat creation and viewing, including drone-derived splats, RAD exports, and rendering controls in the layer panel.
Added IFC loading in the new viewer and extended workspace-level BIM selection.
Improved elevation profiles with consistent charts, better zoom control, and point cloud colors.
Added drone photo markers to the 3D view and improved image loading, split views, and minimap behavior. Watch the drone mapping and visualization demo.
Improved regional output handling, scan event history, and upload notifications.
Improved drone raster outputs with corrected DEM elevation precision and orthomosaic generation enabled by default.

September 2026

Showcased the unified Preimage Viewer for exploring 360° walkthroughs, point clouds, BIM, floorplans, and other site layers in one place. Watch the new viewer introduction.
Added workspace-wide annotation management with tables, tags, statuses, filters, comments, and activity history.
Added annotation sharing and minimap markers, with improved editing and comparison-view persistence.
Added PDF floorplan uploads with automatic conversion, alongside workspace-level floorplan and BIM management.
Added point cloud cropping, improved height profiles, and expanded georeferenced drone viewing with map and GeoTIFF support.
Improved processing-queue progress displays, upload verification, and sign-in recovery.

August 2026

Made the new viewer the default, with improved mobile layouts, floating panels, scan navigation, and comparison links.
Added floorplan scale measurement, multiple reference measurements, and an angle measurement tool.
Added layer-specific annotations and measurements, input-video playback, and improved annotation media previews.
Added point cloud segmentation and BIM alignment support to the new viewer.
Introduced the desktop sync tool for batch scan workflows, with Linux AppImage packaging.
Improved direct INSV input handling and alignment between reconstructed scans and floorplans.

July 2026

Expanded the new viewer integration with scan transformations and feature-controlled access.
Added DWG and DXF floorplan upload support and improved the export dialog.
Improved support for scan annotations and comments.
Improved scan-creation guidance, empty-workspace onboarding, and viewer error recovery.

June 2026

Integrated the new Preimage Viewer into the web app.
Added an Objects report option and output-specific IFC category and CAD settings during scan setup.
Added drone raster generation and stitching, and re-enabled orthomosaic outputs.
Improved processing retry tracking and notifications, including handling of low-credit notifications after an output batch.

May 2026

Redesigned workspace user management with clearer layouts, loading placeholders, and tooltips for long names and email addresses.
Added scan creator details to the scan information view.
Added mobile app version checks and management of the minimum supported version.
Added a DWG floorplan processing path for CAD-based inputs.

April 2026

Added live scan-processing progress through streaming updates, with support for following multiple scans.
Improved recovery of scans stuck during upload, including reference-PDF discovery and upload timeout handling.
Added workspace API-key access to NPZ downloads, with scan status information.
Added capability-based custom workspace roles.

March 2026

Added a workspace dashboard with activity, summary metrics, navigation, and pagination, initially controlled by a feature flag.
Added reference PDFs as additional scan inputs and displayed supporting files in scan details.
Added a recovery workflow for scans stuck in the upload state.
Improved navigation with alphabetically sorted workspaces and sidebar tooltips.

February 2026

Added IFC comparison mode to the point cloud viewer and improved comparison-mode switching.
Improved validation for captures containing multiple INSV files and added clearer loading states to alignment options.
Improved mobile search and navigation, plus role-based grouping of workspace users.
Added base-scan tracking and improved scan transformation handling for alignment workflows.

January 2026

Improved Autodesk model file selection in the BIM integration.
Updated onboarding to capture the user’s primary use case.
Made output-processing updates safe to repeat without duplicating their effects.
Improved floorplan-alignment quality checks and corrections for virtual tour processing.

December 2025

Added project-level metric and imperial measurement units, with fixes to point cloud scale conversion.
Added project settings and start-date metadata, plus more descriptive output download filenames.
Added an API for moving scans between projects.
Preview: added synchronized Autodesk model and virtual-tour comparison, with orthographic viewing and model selection controls.
Improved scan-list pagination.

November 2025

Expanded Schedule & Progress with task tags, hierarchical filters, expected progress, status, due dates, and scan-date filtering.
Added scan-date dropdowns and chronological navigation in the viewer.
Updated Gaussian Splat visualization.
Improved Autodesk integration with a model file browser and session management.
Added viewer error boundaries and preserved onboarding status when updating user profiles.

October 2025

Added Gaussian Splat output assets, an integrated 3D viewer, and output downloads.
Improved workspace access filtering and controls for showing sample workspaces.
Added the day to scan-date labels in the viewer.

September 2025

Added Schedule & Progress with a Gantt view, zoom controls, and floor- and segment-level progress tracking, initially controlled by a feature flag.
Added progress analytics history across scans and improved ordering by capture date.
Added calibration-source tracking and carried scan transformations into comparison and reporting workflows.
Refreshed floorplan gallery cards and improved automatic alignment when floor metadata is missing.

August 2025

Gaussian Splatting improvements: pano-to-pano region stitching and temporal smoothing tested in-house.
Improved floorplan region selection with interactive labeling, overlap filtering, and label refinement.
Added automatic extraction of labeled zones from floorplans.
Extended analytics with AI-generated room captions.
Improved storage of region-wise construction progress and labels.
Improved room-boundary detection in noisy or incomplete floorplan images.
Matched polygonal regions to scan metadata, enabling zone-wise timeline comparisons across walkthroughs.
Added new conversion tools from label masks to JSON polygons for AI-generated floorplans.

July 2025

Added support for spatial analytics per floorplan region.
Improved AI room labeling using visual context and camera locations.
Refined room segmentation consistency by resolving edge collisions, door gaps, and cross-floor misalignment.
Added structured room labels to analytics dashboards.
Debugged and stabilized the camera-floorplan projection pipeline, improving visualization accuracy in the dashboard.
Improved automatic identification of walls, doors, and windows.

June 2025

Added authentication and project linking for Autodesk Construction Cloud integration.
Improved semantic segmentation pipeline for detecting MEP (cable trays, ducts, piping) from 360° imagery.
Updated segmentation taxonomy and class groupings to reflect building system categories (architectural vs MEP).
Added controls for polygon overlays and segmentation display in the dashboard viewer.
Enhanced pano viewer to allow toggling between segmentation layers and raw imagery.

May 2025

Improved region overlays at different resolutions for clearer analytics visualization.
Added support for nested regions, such as a bathroom inside a master bedroom.
Set up region-wise report generation logic that aggregates progress per polygon across scan dates.
Improved preprocessing and camera pose filtering to maintain only usable images within defined floorplan bounds.
Early testing of AI caption validation to improve description quality.
Added alignment fallback when GPS is weak or scan lacks enough overlap with reference floorplan.

April 2025

Improved AI captioning and segmentation processing workflows.
Integrated pretrained segmentation models (360-aware) for better delineation of walls, slabs, beams, and openings.
Set up base infrastructure for progress analytics v2, separating structural and fit-out stage progression.
Extensive floorplan alignment testing, supporting JPEG and PNG inputs with optional metadata.
Unified fullscreen toggles for point cloud and virtual tour viewers.
Floor-level calibration with Z-lock support (no translation along Z).
Splash screen toggle shown only once per session.
Viewer polish: toolbar alignment, loading/error handling, and icons.
Virtual Tour UI: reference measurements added, floor assignment on scan creation.
Viewer wrapper cleanup for faster loading and consistent styling.
Scan reports: request modal, badge updates, responsive UI, open in new tab.
Fixes to signed URLs, floor calibration endpoints, and base floor logic.

March 2025

Interactive point cloud minimap with scan thumbnails and path overlays.
UI updates: next/prev scan navigation, unified viewer toolbar, dark mode tweaks.
Added manual virtual tour toggle in metadata.
Added controls to create, delete, align, and associate floors with scans.
Added automatic segmentation and annotation mask previews.
Point cloud to BIM improvements: IFC slab/storey structure, reduced overlaps.
Z-up transformation and vertical stacking logic implemented.
Faster report generation and export pipeline for VTour + PCLD.

February 2025

Support for view-only “Silent Reader Workspace” to demo projects.
Added thumbnail coordinates and physical dimensions to floor transforms.
Enhancements to IFC extrusion logic for slabs, openings, and storeys.
Public workspace links with read access.
Improved batch handling of large collections of 360° images.
Added depth and surface-normal outputs.
Improved anonymization and masking performance.
Refactored IFC generation to support cleaner 2D/3D BIM exports.

January 2025

Point cloud and virtual tour viewers get synchronized minimap thumbnails.
Annotation Notes UI for leaving text comments directly on panos.
Drag handles for better UI control in dual pane views.
Public viewer mode upgraded for better accessibility and sharing.
Improved annotation filtering and consistency.
Fail-safe logic added to processing pipeline for edge cases.
Extrusions and bounding box updates added for walls and columns in IFC.

December 2024

Added an endpoint for custom inputs and outputs, enabling more project flexibility and custom workflows.
Enhanced workspace management by introducing functionality to move projects across workspaces seamlessly.
Fixed data consistency issues for improved reliability.
Improved project metadata management, allowing smoother upload of floorplans with signed URLs.
Signed URL-based floorplan upload added to project setup.
“No tour” option introduced for point cloud only projects.
Focused pano comparison UI for virtual tours.
Door/window clipping and wall extrusion logic for smarter IFCs.
Aspect ratio buttons in viewer updated for easier dual-view scaling.

November 2024

Introduced versioning for virtual tour annotations and comments, making tracking changes easier for users.
Released public GraphQL APIs, facilitating better integration with third-party systems.
Improved comment and annotation display functionality within virtual tours for a smoother user experience.
Exposed a new endpoint for scan environments in JSON, adding more configurability to scans.

October 2024

Added support for IFC format in point clouds, streamlining BIM integration and data exchange.
Updated onboarding workflows to include global transformations, improving project georeferencing capabilities.
Improved point cloud tools with features like cross-section analysis and volume measurements.
Fixed output access issues and improved handling of drone mapping outputs.

September 2024

Enabled global transformation matrices for scans, ensuring better alignment and georeferencing across projects.
Released a feature for comparing point clouds to detect changes and deviations over time.
Extended processing time for drone mapping and virtual tours to accommodate larger datasets and complex operations.
Added dense cloud outputs as part of downloadable point cloud files, improving data accessibility.

August 2024

Added robust support for drone and cloud outputs as part of project processing workflows.
Introduced a scan comparison tool to help detect and highlight deviations between scans.
Improved large-scale point cloud processing, reducing downtime and errors.
Enhanced virtual tour outputs with support for integrating 360-degree image data into point clouds.

July 2024

Enabled fetching of 360-degree images from virtual tours for point cloud generation.
Introduced reference measurement capabilities for virtual tours, allowing accurate scaling and annotations.
Launched support for multiple point cloud input formats, improving data integration and usability.
Enhanced metadata handling for both 3D outputs and input sources within projects.

June 2024

Launched support for multiple video inputs in scans, allowing users to upload and process comprehensive datasets.
Improved drone mapping workflows, enabling better handling of large-scale geospatial data.
Enhanced point cloud processing with new output features for visualization and analysis.

May 2024

Updated data management to support advanced project features.
Added user tagging and interactive hotspots within virtual tours to improve collaboration.
Enhanced handling of manual output processing workflows for more control over 3D data.

April 2024

Improved annotation tools in virtual tours and added thumbnail management features.
Enhanced drone mapping metadata handling for smoother output transfers.
Optimized processing of virtual tour and point cloud outputs.

March 2024

Released initial functionality for creating projects from video inputs, expanding user capabilities.
Enhanced error handling in virtual tour processing workflows for improved reliability.
Added better support for geospatial data in drone mapping workflows.

February 2024

Migrated scan processing workflows to a new architecture, significantly improving performance and scalability.
Enhanced project metadata management for greater compatibility with future features.
Introduced new tools for managing point cloud and virtual tour outputs within the platform.