54 patents
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Utility
Visualization of massive 3D models in interactive editing workflows
27 Sep 22
In example embodiments, techniques are provided for visualizing a 3D model in an interactive editing workflow.
Paul Connelly
Filed: 9 Sep 20
Utility
Automatic creation of models of overhead line structures
30 Aug 22
In one or more embodiments, techniques are provided for modeling overhead line structures of electric railways that utilize a flexible, reusable structure template to automatically generate a 3D model of the overhead line structure.
Denis J. Schaffer, Kivanc Karakas
Filed: 9 Sep 20
Utility
Variational technique for texturing a mesh from multiple views
16 Aug 22
In various example embodiments, a variational technique is provided for texturing a polygon mesh based on source images of a scene.
Jean-Philippe Pons
Filed: 23 Dec 19
Utility
Techniques for alignment of source infrastructure data with a BIS conceptual schema
19 Jul 22
In one embodiment, techniques are provided for aligning source infrastructure data to be compatible with a conceptual schema (e.g., BIS) implemented through an underlying database schema (e.g., DgnDb).
Keith A. Bentley, Casey Mullen, Samuel W. Wilson
Filed: 10 Oct 18
Utility
Uncertainty display for a multi-dimensional mesh
26 Apr 22
In various example embodiments, techniques are provided for representing uncertainty when displaying a rendered view of a multi-dimensional mesh (e.g., created by SfM photogrammetry) in a user interface by applying a real-time, obfuscation filter that modifies the rendered view based on uncertainty in screen space.
Fabien Dachicourt
Filed: 26 Aug 20
Utility
3D object detection from calibrated 2D images
22 Mar 22
In an example embodiment, techniques are provided for 3D object detection by detecting objects in 2D (as 2D bounding boxes) in a set of calibrated 2D images of a scene, matching the 2D bounding boxes that correspond to the same object and reconstructing objects in 3D (represented as 3D bounding boxes) from the corresponding, matched 2D bounding boxes.
Hoang Hiep Vu, Renaud Keriven
Filed: 24 Dec 19
Utility
Efficient refinement of tiles of a HLOD tree
8 Mar 22
In example embodiments, techniques are provided for decoupling user access to infrastructure models from proprietary software that maintains and updates the infrastructure models.
Paul Connelly, Raymond B. Bentley
Filed: 10 Oct 19
Utility
Systems, methods, and media for modifying a mesh for a material point method utilized for geotechnical engineering
25 Jan 22
In an example embodiment, a process may calculate a fill ratio for each element in the background mesh.
Markus Bürg, Liang Jin Lim
Filed: 23 Nov 20
Utility
Technique for generating a change cache database utilized to inspect changes made to a repository
18 Jan 22
In one embodiment, techniques are provided for generating a change cache database utilized to inspect changes made to a repository.
Ramanujam Raman, Affan Khan, Krischan Eberle, Casey Mullen
Filed: 10 Oct 18
Utility
Infrastructure design using 3D reality data
2 Nov 21
In an example embodiment, a design application receives in its graphical user interface (GUI) user input specifying a boundary of a design region of a 3-D reality model of a site.
Elenie Godzaridis, Mathieu St-Pierre
Filed: 8 Sep 17
Utility
Quality control isometric for inspection of field welds and flange bolt-up connections
19 Oct 21
In one embodiment, a modeling process adds unique numbers for field welds or flange bolt-up connections to a virtual construction model of an infrastructure construction project.
Graham Lee, Gary Orton, Jonathan Cunningham, Ryan Posnikoff, Dean Bowman
Filed: 16 Nov 18
Utility
Changeset conflict rebasing
12 Oct 21
In example embodiments, techniques are provided to implement changeset conflict rebasing when performing conflict-detection and merging in an infrastructure modeling software architecture that uses an optimistic concurrency policy.
Samuel W. Wilson, Keith A. Bentley
Filed: 19 Jul 19
Utility
Techniques for coordinating codes for infrastructure modeling
5 Oct 21
In various embodiments, techniques are provided for coordinating the assignment of codes to infrastructure elements in an infrastructure modeling software architecture.
Keith A. Bentley, Paul Connelly, Casey Mullen, Shaun Sewall
Filed: 11 Sep 17
Utility
Conversion of infrastructure model geometry to a tile format
7 Sep 21
In example embodiments, techniques are provided for converting geometry of an infrastructure model represented as high-level geometric primitives having a given symbology to low-level primitives, and encoding these low-level primitives into tile contents suited for transmission, and ultimately display upon, on a client device.
Paul Connelly, Raymond B. Bentley
Filed: 11 Oct 19
Utility
Dynamic frontend-driven generation of an HLOD tree
24 Aug 21
In example embodiments, techniques are provided for frontend-driven, incremental HLOD sub-tree creation and dynamic generation of tiles.
Paul Connelly, Raymond B. Bentley
Filed: 11 Oct 19
Utility
Integrating 2D images into a display of a 3D reality mesh to recover lost context
24 Aug 21
In example embodiments, techniques are provided integrating 2D images into the display of a 3D reality mesh to recover lost context.
Richard Bois, Mathieu St-Pierre
Filed: 2 Nov 20
Utility
Locking of spatial regions of large-scale fully-connected multi-dimensional spatial data for collaborative updating
25 May 21
In an example embodiment, techniques are provided for locking a region of fully-connected large-scale multi-dimensional spatial data (e.g., a large-scale 3-D mesh) defined by a bounding box.
Elenie Godzaridis, Luc Robert, Jean-Philippe Pons, Stephane Nullans
Filed: 13 Jun 19
Utility
Maintaining a class hierarchy of an object-oriented data model using shared columns and/or overflow tables
6 Apr 21
Techniques are provided for maintaining a class hierarchy of an object-oriented data model in tables of a relational database that minimize performance impact (e.g., in terms of both processing resources and storage footprint).
Affan Khan, Krischan Eberle
Filed: 10 Oct 18
Utility
Structure depth-aware weighting in bundle adjustment
23 Mar 21
In various embodiments, techniques are provided for photogrammetric 3D model reconstruction that modify the optimization performed in bundle adjustment operations of an automatic SfM stage to apply a depth-aware weighting to reprojection error of each 3D point used in the optimization.
Nicolas Gros
Filed: 3 Jan 19
Utility
Mesh smoothing for visual quality and analysis improvement
2 Mar 21
In example embodiments, techniques are provided for smoothing a mesh to remove unwanted bumpiness on regular surfaces.
Mathieu St-Pierre, Elenie Godzaridis
Filed: 11 Nov 19