Abstract: A merge conveying system configured to receive packages from two or more upstream conveyors and merge the packages to a downstream conveyor. The merge conveying system includes a buffer guard rail configured to reduce package jams within the merge conveyor by providing a temporary overflow path for packages.

Abstract: For each discovered smart socket, the smart socket is automatically added to a supervisor database and a predetermined set of two or more objects for the smart socket are automatically added to the supervisor database. One or more predetermined alarm extensions are automatically added to predetermined ones of the two or more objects of the smart socket in the supervisor database. One or more predetermined history extensions are automatically added to predetermined ones of the two or more objects of the smart socket in the supervisor database. Predetermined ones of the two or more objects and/or extensions of each of the discovered smart sockets are automatically mapped to a predetermined dashboard.

Abstract: An example method performed by a processing system includes obtaining a light detecting and ranging point cloud of a building, where the point cloud includes a plurality of points, and where each point is associated with a set of (x,y,z) coordinates. A first point of the plurality of points is assigned to a subset of the plurality of points that is associated with the building, where the subset includes points whose (x,y) coordinates fall within a footprint of the building. The first point is grouped into a first cluster according to at least one of: a (z) coordinate of the first point and a gradient to which the first point belongs. A first prism formed by the first cluster is constructed. A model of the building is stored as a plurality of connected prisms, where the plurality of connected prisms includes the first prism.

Abstract: The device may include a housing assembly. Also, the device may include analog circuitry electrically connected to a power source. Furthermore, the device may include the analog circuitry configured to detect the presence of voltage. In addition, the device may include the analog circuitry configured to test connectivity to the power source. Moreover, the device may include means for a user to initiate a test for the absence of voltage. Also, the device may include a supervisory test circuit within the analog circuitry to verify that the AVT is functioning properly. Furthermore, the device may include a visual indicator within the analog circuitry to confirm the absence of voltage after an absence of voltage test has been performed. In addition, the device may include a secondary power source operatively connected to the supervisory test circuit for powering the supervisory test circuit.

Abstract: An absence of voltage tester (AVT) includes a housing assembly, circuitry electrically connected to a power source, the circuitry configured to detect the absence of voltage, the circuitry configured to test for connectivity to the power source, means for a user to initiate a test for the absence of voltage, a supervisory test circuit within the circuitry to verify that the AVT is functioning properly, a set of visual indicators include a first visual indicator to confirm the absence of voltage after an absence of voltage test has been performed, a second visual indicator to display voltage presence between a first threshold and a second threshold, a set of visual indicators to display positive or negative voltage on each line of the power source when line voltage is present, and a secondary power source operatively connected to the supervisory test circuit for powering the supervisory test circuit.

Abstract: A voltage sense lead and continuity termination (VSLT) assembly module for use with a source conductor of a power source includes a first voltage sense lead and continuity termination (VSLT) circuit, and a second voltage sense lead and continuity termination (VSLT) circuit, wherein the first VSLT circuit is electrically connected to the source conductor for a phase of the power source at a first voltage termination lead (VTL) connection point, wherein the second VSLT circuit is electrically connected to the source conductor for the phase of the power source at a second voltage termination lead (VTL) connection point, and wherein the first VTL connection point and the second VTL connection point are positioned at the source conductor such that a conductive bridge of the source conductor extends between the first VTL connection point and the second VTL connection point. The VSLT may be used in an Absence of Voltage Tester (AVT) or a power supply conversion circuit or otherwise.

Abstract: A computer-implemented method for modifying one or more contents of an electronic learning system for a user impaired by a colour vision deficiency. The method includes: generating a vision profile for the user, the vision profile indicating at least a type of the colour vision deficiency, identifying, from the one or more contents, a content to be modified, the content including at least two portions formed of a first colour and a second colour, respectively, the first colour being different from the second colour but the first colour being at least partially indistinguishable from the second colour by the user due to the colour vision deficiency, identifying a content transformation to be applied to the content based on the vision profile, the content transformation including one or more adjustments of the content to accommodate the colour vision deficiency impairing the user; and applying the content transformation to the content.

Abstract: At least one of the embodiments described herein relate generally to a method of obtaining metadata for content stored in a first repository. The method may be performed at a second repository, and may include the acts of: identifying a content object stored in the first repository, the content object comprising learning content usable in an electronic educational system to provide electronic learning; identifying metadata for the content object stored in the first repository, the metadata associated with the learning content of the content object; retrieving the metadata associated with the learning content from the first repository; and storing a harvested content object corresponding to the content object, wherein the harvested content object includes the metadata associated with the learning content of the content object stored in the first repository.

Abstract: At least one of the embodiments described herein relate generally to a method of communicating between a first repository and a second repository. The method can be performed at a second repository, and may include the acts of: identifying a content object stored in the first repository; identifying metadata for the content object stored in the first repository, the metadata comprising a link to an interface associated with the content object, the interface being provided by the first repository; retrieving the metadata from the first repository; and storing a harvested content object corresponding to the content object, the harvested content object comprising the metadata that includes the link to the interface, wherein the interface is accessible by the second repository to communicate information related to the harvested content object to the first repository.

Abstract: An example method performed by a processing system includes obtaining a light detecting and ranging point cloud of a building, where the point cloud includes a plurality of points, and where each point is associated with a set of (x,y,z) coordinates. A first point of the plurality of points is assigned to a subset of the plurality of points that is associated with the building, where the subset includes points whose (x,y) coordinates fall within a footprint of the building. The first point is grouped into a first cluster according to at least one of: a (z) coordinate of the first point and a gradient to which the first point belongs. A first prism formed by the first cluster is constructed. A model of the building is stored as a plurality of connected prisms, where the plurality of connected prisms includes the first prism.

Abstract: A computer-implemented method for modifying one or more contents of an electronic learning system for a user impaired by a colour vision deficiency. The method includes: generating a vision profile for the user, the vision profile indicating at least a type of the colour vision deficiency, identifying, from the one or more contents, a content to be modified, the content including at least two portions formed of a first colour and a second colour, respectively, the first colour being different from the second colour but the first colour being at least partially indistinguishable from the second colour by the user due to the colour vision deficiency, identifying a content transformation to be applied to the content based on the vision profile, the content transformation including one or more adjustments of the content to accommodate the colour vision deficiency impairing the user; and applying the content transformation to the content.

Abstract: A method for constructing a three-dimensional representation of an internal surface of a conduit comprises obtaining a plurality of images of the internal surface of the conduit, for example from a camera mounted on an inspection tool, constructing, from the plurality of images, a composite image of the internal surface, providing a shape model of the internal surface, constructing, using the shape model, a three-dimensional mesh of the internal surface, and constructing a three-dimensional representation of the internal surface by assigning a pixel value from the composite image to a corresponding node of the mesh. The three-dimensional representation may be derived from two or more sets of images obtained under different image acquisition conditions, such as different camera angles, lighting conditions or spectral sensitivities.

Abstract: For each discovered smart socket, the smart socket is automatically added to a supervisor database and a predetermined set of two or more objects for the smart socket are automatically added to the supervisor database. One or more predetermined alarm extensions are automatically added to predetermined ones of the two or more objects of the smart socket in the supervisor database. One or more predetermined history extensions are automatically added to predetermined ones of the two or more objects of the smart socket in the supervisor database. Predetermined ones of the two or more objects and/or extensions of each of the discovered smart sockets are automatically mapped to a predetermined dashboard.

Abstract: A method for maintaining a measure of accumulated energy delivered to an appliance includes a supervisor repeatedly receiving from a first smart socket a measure of energy delivered to the appliance by the first smart socket and maintaining a measure of accumulated energy delivered to the appliance. When the first smart socket fails and is replaced, the method includes repeatedly receiving from the second smart socket a measure of energy delivered to the appliance by the second smart socket, maintaining the measure of accumulated energy delivered to the appliance based at least in part on the measures previously received from the first smart socket and the measures repeatedly received from the second smart socket of energy delivered to the appliance by the second smart socket, and displaying the measure of accumulated energy delivered to the appliance on a dashboard.

Abstract: Energy consumption may be reduced by tracking a measure of baseline energy over time in order to determine which of the one or more appliances have a power on mode and a power standby mode based at least in part on the measure of baseline energy delivered to each of the appliances during the baseline time period, wherein the power standby mode consumes less power than the power on mode. During subsequent operation, the supervisor identifies when an appliance is in a power standby mode, and turns off the socket receptacles of the smart sockets that corresponds to those appliances identified as being in their power standby mode.

Abstract: At least one of the embodiments described herein relate generally to a method of obtaining metadata for content stored in a first repository. The method may be performed at a second repository, and may include the acts of: identifying a content object stored in the first repository, the content object comprising learning content usable in an electronic educational system to provide electronic learning; identifying metadata for the content object stored in the first repository, the metadata associated with the learning content of the content object; retrieving the metadata associated with the learning content from the first repository; and storing a harvested content object corresponding to the content object, wherein the harvested content object includes the metadata associated with the learning content of the content object stored in the first repository.

Abstract: Methods for correcting for non-centred tool geometry in image data obtained by a conduit inspection tool are disclosed. Embodiments of the invention apply to inspection tools with one or multiple sideview cameras and to inspection tools with downview cameras. The methods include obtaining at least two overlapping images of the internal surface of the conduit using the tool, identifying one or more features common to at least a pair of the overlapping images, determining, based on the positions of the or each common feature, the position of the tool with respect to a longitudinal axis of the conduit, determining a correction function based on the position of the tool and applying the correction function to the image data. Methods for determining the dimension of a feature of interest on the internal surface of the conduit are also disclosed.

Abstract: At least one of the embodiments described herein relate generally to a method of obtaining metadata for content stored in a first repository. The method may be performed at a second repository, and may include the acts of: identifying a content object stored in the first repository, the content object comprising learning content usable in an electronic educational system to provide electronic learning; identifying metadata for the content object stored in the first repository, the metadata associated with the learning content of the content object; retrieving the metadata associated with the learning content from the first repository; and storing a harvested content object corresponding to the content object, wherein the harvested content object includes the metadata associated with the learning content of the content object stored in the first repository.

Abstract: An electrical safety monitoring system is provided. The system includes an analog circuit having line inputs for hardwiring an L1, an L2, an L3, and a GND three-phase connections, the analog circuit configured to monitor if voltage exists between any two of the line inputs, a heartbeat circuit electrically connected to the analog circuit to provide a heartbeat signal indicative of voltage present on any of the line inputs, an isolated voltage source electrically connected to the heartbeat circuit to power the heartbeat circuit with a VDC+ and a VDC?, and a logic circuit in operative communication with the heartbeat circuit for monitoring input from the heartbeat circuit and decoding the input from the heart beat circuit. The isolated voltage source may be supplied by a programmable logic controller (PLC) and the logic circuit may be implemented within the same PLC as a function block.

Abstract: A method for determining a corrected axial displacement parameter of a conduit inspection tool, in particular a downhole inspection tool, during transit of the tool axially along a conduit is disclosed. The tool used in the method has an imaging device and may be attached to a control module with a connecting line. The method comprises obtaining successive axially overlapping images of an internal wall of the conduit, determining, from the images, an observed axial displacement parameter of the tool as a function of transit time, identifying, in the images, a plurality of reference points, determining an estimated axial displacement parameter of the tool over an of transit time between successive reference points, and computing the corrected axial displacement parameter of the tool by applying a correction factor to the observed axial velocity of the tool.