Abstract: An example computing system is configured to (i) receive a request to generate a cross-sectional view of a three-dimensional drawing file, where the cross-sectional view is based on a location of a cross-section line within the three-dimensional drawing file and includes an intersection of two meshes within the three-dimensional drawing file; (ii) generate the cross-sectional view of the three-dimensional drawing file; (iii) add, to the generated cross-sectional view, dimensioning information involving at least one of the two meshes; (iv) generate one or more controls for adjusting a location of the cross-section line within the three-dimensional drawing file; and (v) based on an input indicating a selection of the one or more controls, adjust the location of the cross-section line within the three-dimensional drawing file, update the cross-sectional view based on the adjusted location of the cross-section line, and update the dimensioning information to correspond to the updated cross-sectional view.

Abstract: An example computing platform is configured to (i) receive a two-dimensional (2D) image file comprising a construction drawing, (ii) generate, via semantic segmentation, a first set of polygons corresponding to respective areas of the 2D image file, (iii) generate, via instance segmentation, a second set of polygons corresponding to respective areas of the 2D image file, (iv) generate, via unsupervised image processing, a third set of polygons corresponding to respective areas of the 2D image file, (v) based on (a) overlap between polygons in the first, second, and third sets of polygons and (b) respective confidence scores for each of the overlapping polygons, determine a set of merged polygons corresponding to respective areas of the 2D image file, and (vi) cause a client station to display a visual representation of the 2D image file where each merged polygon is overlaid as a respective selectable region of the 2D image file.

Abstract: Disclosed herein is software technology that facilitates collaboration on a BIM file. In one aspect, disclosed herein is a method that involves (1) providing presence information to a first client station associated with a first individual that is viewing a first rendered 3D model of a construction project, wherein the presence information comprises (a) information identifying at least a second individual that is viewing a second rendered 3D model of the construction project via a second client station, and (b) an indication of a position and orientation at which the second rendered 3D model is being rendered, (2) receiving, from the second client station, an indication of a change in either the position or orientation at which the second rendered 3D model is being rendered, (3) updating the presence information based on the received indication, and (4) providing the updated presence information to at least the first client station.

Abstract: An example computing platform comprising is configured to (i) receive, via one or more cameras positioned on a construction site, a plurality of images, (ii) detect, within the plurality of images, a plurality of objects being worn by respective workers on the construction site, (iii) select, from the plurality of images, a set of images depicting a particular worker, and (iv) based on the selected set of images depicting the particular worker, determine a plurality of trade probabilities for the particular worker, each trade probability in the plurality of trade probabilities indicating a likelihood that the particular worker belongs to a particular trade from among a plurality of trades.

Abstract: The present disclosure is directed to a software tool that facilitates coordination between various parties that are involved in the process of rectifying a problem identified in a combined three-dimensional model file. In one implementation, the software tool may cause a computing device to (a) receive an indication requesting creation of a coordination issue that relates to a portion of a rendered three-dimensional view of a construction project, (b) in response to the receipt of the indication, create a data set defining the coordination issue, the data set including (i) a representation of the portion of the rendered three-dimensional view, and (ii) data indicating an assignee of the coordination issue, and (c) cause an indication of the coordination issue to be presented to a client station associated with the assignee.

Abstract: An example computing device is configured to (i) generate a cross-sectional view of a three-dimensional drawing file, the cross-sectional view including an object corresponding to a given mesh of the three-dimensional drawing file, the object including a void contained within the object, (ii) determine a plurality of two-dimensional line segments that collectively define a boundary of the void, (iii) for each line segment, determine one or more nearby line segments based on a distance between an end point of the line segment and an end point of the one or more nearby line segments being within a threshold distance, (iv) determine one or more fully-connected sub-objects by connecting respective sets of nearby line segments in series, (v) determine, from the fully-connected sub-objects, a final sub-object to be used as a new boundary of the void, and (vi) add the final sub-object to the cross-sectional view as the new boundary of the void.

Abstract: The present disclosure is directed to a software tool that engages in an image matching technique. In one implementation, the software tool (i) accesses a set of two-dimensional drawings representative of a construction project, (ii) determines multiple candidate pixel regions for each of the two-dimensional drawings, (iii) compares the candidate pixel regions to identify a set of landmark pixel regions that appear in the set of two-dimensional drawings at a threshold rate, (iv) compare a first subset of landmark pixel regions from a first two-dimensional drawing with a second subset of landmark pixel regions from a second two-dimensional drawing to identify matching landmark pixel regions, (v) project the first and second two-dimensional drawings onto a projection space such that a maximum number of the matching landmark pixel regions align, and (vi) determine an extent of similarity between the projected first and second two-dimensional drawings in the projection space.

Abstract: Disclosed herein is software technology that enables different accounts to be mirrored. In one aspect, the disclosed process may involve determining that an origin data record created under a first account of a first party is to be mirrored to a second account of a second party, generating a thread identification that is mapped to the data record created under the first account of the first party, and generating a first message that comprises data from the origin data record and the thread identifier that is mapped to the origin data record. Based on the first message, the disclosed process may further involve creating a target data record under a second account of a second party that corresponds to the origin data record created under the first account of the first party and storing the target data record under the second account of the second party.

Abstract: An example computing system is configured to (i) generate a cross-sectional view of a three-dimensional drawing file; (ii) receive a first user input indicating a selection of a first mesh, wherein the selection comprises a selection point that establishes a first end point; (iii) generate a first representation indicating an alignment of the first end point with at least one corresponding geometric feature of the first mesh and a second representation indicating a set of one or more directions; (iv) receive a second user input indicating a given direction; (v) based on receiving the second user input, generate a dynamic representation of the dimensioning information along the given direction; (vi) receive a third user input indicating that the second user input is complete; (vii) based on receiving the third user input, add the dimensioning information to the cross-sectional view between the first end point and the second end point.

Abstract: A computing system configured to: (i) receive a request to create a project entity; create the project entity; establish a data connection between a first party and the project entity; and define the first party's default data retention settings; (ii) receive a request to create a set of data objects associated with the project entity; create each data object in the set; establish a respective data connection between the first party and each data object; and define the first party's data retention settings for the respective data object; (iii) after receiving an indication that a second party has accepted the first party's invitation to collaborate: establish a data connection between the second party and the project entity; define the second party's default data retention settings; establish a respective data connection between the second party and each data object; and define the second party's data retention settings for each data object to match the second party's default data retention settings.

Abstract: Disclosed herein is an improved AR technology for aligning virtual content with a real-world environment. In one aspect, the disclosed process may involve a first computing device receiving an indication that a second computing device detected a given QR pattern on a given strip of QR tape installed in a real-world environment. In response to receiving the indication, the first computing device may obtain installation information regarding a layout of the given strip of QR tape. Based at least on an identifier of the given QR pattern and the information regarding the layout of the given strip of QR tape, the first computing device may then determine a position and orientation of the second computing device, align virtual content on the real-world environment, and instruct the second computing device to present a view of the real-world environment that has the aligned virtual content superimposed onto the real-world environment.

Abstract: Systems and methods for managing access to data stored in a distributed manner across different zones of a multi-zone computing platform involve maintaining a global representation of all data stored within the multi-zone computing platform. After receiving a request on behalf of a user to access given data, a first zone of the multi-zone computing platform (i) obtains, from the global representation, information indicating a particular zone where the given data is stored, (ii) validates the request, and (iii) if the validation is successful, processes the request. If the given data is stored at the first zone, the first zone retrieves the given data for provision to the user. If the given data is stored at a second zone, the first zone issues a request to the second zone to validate the request, and if the validation is successful, retrieve the given data for provision to the user.

Abstract: An example computing system is configured to (i) receive, via a client station, a user request to create a financial data object for a given construction project; (ii) cause the client station to present, via a graphical user interface (GUI), a set of one or more currency options for the financial data object; (iii) receive an indication that a first currency has been selected for the financial data object; (iv) based at least on a user permission level, determine a set of one or more exchange rate options for converting from the first currency to a second currency; (v) cause the client station to present the determined set of one or more exchange rate options; and (vi) create the financial data object, wherein the created financial data object includes data indicating (1) the first currency and (2) a given one of the set of one or more exchange rate options.

Abstract: A punch item management tool may be provided that coordinates and guides the process of taking a punch item from creation to completion. As one possibility, the punch item management tool may coordinate and guide the interactions between a creator of a punch item, a punch item manager for the punch item, and one or more assignees that are expected to perform work on the punch item. As another possibility, the punch item management tool may coordinate and guide the interactions between an individual serving the dual role of creator and punch item manager for a punch item and one or more assignees that are expected to perform work on the punch item. In either case, the punch item management tool may provide a user interface including various views through which these individuals may interact with one or more punch items.

Abstract: An example computing platform is configured to (i) maintain a three-dimensional, federated model of a construction project, where the model includes respective objects created using at least two different authoring tools, (ii) receive, via a client device installed with a viewing tool for displaying the model, one or more user inputs that collectively (a) select a displayed representation of a given object within the model and (b) assign a value for a property of the given object, (iii) based on the one or more inputs, identify a GUID of the given object within a hierarchical data structure for the model and cause the model to be updated by associating the assigned value for the property with the GUID of the given object, and (iv) cause the client device to display, via the viewing tool, the updated model including an indication of the assigned value for the property of the given object.

Abstract: A computing system configured to: (1) render, via a graphical user interface (GUI) displayed by a client station, a three-dimensional view of a construction project using a three-dimensional model file that defines a set of meshes representing physical objects of the construction project, wherein each mesh comprises a set of triangular faces, and wherein the GUI includes a measurement tool for obtaining a shortest distance between a first mesh and a second mesh; (2) receive a request to obtain the shortest distance between the first mesh and the second mesh; (3) calculate a set of distances potentially comprising the shortest distance between the first mesh and the second mesh by first reducing one or both of: (i) the number of faces between which distances are calculated and (ii) the number of distances that are calculated; and (4) determine the shortest distance between the first mesh and the second mesh.

Abstract: A computing platform that enables creation and management of data records may be configured to (i) cause a client station of a user to display an initial view of an interface for selecting, from a hierarchical list of possible values for a given data field of a data record, one or more values to assign to the given data field, (ii) receive, from the client station, a first indication that the user has selected a first value from the hierarchical list to assign to the given data field, and (iii) in response to receiving the first indication, (a) identify a second set of one or more values from a second level of the hierarchical list that are related to the first value, and (b) cause the client station to display an updated view of the interface in which the recommendation pane presents the second set of one or more values.

Abstract: An example computing system is configured to (i) generate a cross-sectional view of a three-dimensional drawing file; (ii) receive a first user input indicating a selection of a first mesh, wherein the selection comprises a selection point that establishes a first end point; (iii) generate a first representation indicating an alignment of the first end point with at least one corresponding geometric feature of the first mesh and a second representation indicating a set of one or more directions; (iv) receive a second user input indicating a given direction; (v) based on receiving the second user input, generate a dynamic representation of the dimensioning information along the given direction; (vi) receive a third user input indicating that the second user input is complete; (vii) based on receiving the third user input, add the dimensioning information to the cross-sectional view between the first end point and the second end point.

Abstract: An example computing system is configured to (i) receive a request to generate a cross-sectional view of a three-dimensional drawing file, where the cross-sectional view is based on a location of a cross-section line within the three-dimensional drawing file and includes an intersection of two meshes within the three-dimensional drawing file; (ii) generate the cross-sectional view of the three-dimensional drawing file; (iii) add, to the generated cross-sectional view, dimensioning information involving at least one of the two meshes; (iv) generate one or more controls for adjusting a location of the cross-section line within the three-dimensional drawing file; and (v) based on an input indicating a selection of the one or more controls, adjust the location of the cross-section line within the three-dimensional drawing file, update the cross-sectional view based on the adjusted location of the cross-section line, and update the dimensioning information to correspond to the updated cross-sectional view.

Abstract: A computing platform configured to (i) receive, via a user interface, a command to activate a bulk association mode for bulk associating an attribute value with one or more line items, (ii) based on the command, activate the bulk association mode and thereby display, via the user interface, a bulk association view comprising a target region for receiving an indication of one or more line items that are to be bulk associated with one or more given attribute values, (iii) receive first user input selecting at least two given attribute values for bulk association, (iv) receive second user input indicating one or more given line items that are to be bulk associated with the two given attribute values, and (v) after receiving the second user input, cause each given line item to be associated with the two given attribute values.