Abstract: Methods, systems, and media for generating contextually relevant messages are provided. In some embodiments, a method for generating contextually relevant messages is provided, the method comprising: requesting content from a content source; receiving a content item; causing the content item to be presented using a display device; causing an endorsement indication corresponding to an endorsing user to be concurrently presented with the content item, wherein a user associated with the request for content and the endorsing user are social connections; receiving user input selecting the endorsement indication; causing a temporary messaging interface including a temporary message from the user to the endorsing user to be presented; causing a permanent message to be created based on the temporary message and received user input; and causing the permanent message to be presented to the endorsing user.

Abstract: Methods and systems are described herein for detecting anomalous access to system resources. An anomaly detection system may access system events from one or more computing devices and may generate entries from the system events. Each entry may include a corresponding timestamp indicating a time when a corresponding system event occurred, a corresponding user identifier indicating a user account within a computing environment associated with the corresponding system event, a corresponding location identifier indicating a location within the computing environment, and a corresponding action identifier indicating an action that the user account performed with respect to the location or an object within the computing environment. The generated entries may be aggregated and input into an anomaly detection model to obtain anomalous activity identified by the model.

Abstract: The present disclosure describes a system and method for providing dynamic remediation of a pluggable streaming device issue, such as a customer premises equipment (CPE) device. Sometimes, various features of the CPE device to begin to fail. For example, synchronization of the audio and video streams may drift, media rental purchases may time out, or playback may throttle to low quality. Such failures can be caused by device or network issues. The present disclosure describes a CPE remediation system that operates to identify a failure associated with playing media streamed by the CPE device. The CPE remediation system may further determine a solution to remediate an observed CPE device-related failure. In some examples, the CPE remediation process may further provide or perform one or more actions included in the determined solution. In some examples, the solution may include a warm or a cold reboot.

Abstract: A power switch adapted to provide power to a device is described. The power switch comprises a prong of a plurality of prongs adapted to receive the power; a receptacle adapted to receive a plug of the device receiving the power; a user interface comprising a microphone; and a control circuit coupled to the user interface; wherein the control circuit controls the application of the power to the receptacle in response to the detection of a voice of a user of the power switch.

Abstract: Production systems for producing a radioactive drug product include a hot cell having a radiation isolating shielding and a dispensing unit positioned within the hot cell. The dispensing unit includes a manipulator arm for manipulating a closure component of a vial. The system further includes a pneumatic line extending from the manipulator arm and through the radiation isolating shielding to a location outside of the hot cell and a pressure sensor connected to the pneumatic line and positioned outside of the radiation isolating shielding. The pressure sensor is operable to detect air pressure within the pneumatic line.

Abstract: An apparatus for removing a layer of sediment which has settled on the bottom of a large water body that includes a structural frame configured to contain a bottom water flow and avoid a re-suspension of sediment outside the vicinity of the structural frame. The structural frame has a control zone configured for containing liquid and suspended particles dispersed during removal of bottom sediment in a suctioning area that is at least about 3 square feet. A sediment removing vacuum unit is operably associated with the structural frame to conduct a suctioned bottom water flow.

Abstract: In one aspect, a linear sensor includes at least one magnetoresistance element that includes a first spin valve and a second spin valve positioned on the first spin valve. The first spin valve includes a first set of reference layers having a magnetization direction in a first direction and a first set of free layers having a magnetization direction in a second direction orthogonal to the first direction. The second spin valve includes a second set of reference layers having a magnetization direction in the first direction and a second set of free layers having a magnetization direction in a third direction orthogonal to the first direction and antiparallel to the second direction. The first direction is neither parallel nor antiparallel to a direction of an expected magnetic field.

Abstract: A lensed base station antenna includes a first array of radiating elements that are configured to transmit respective sub-components of a first RF signal and an RF lens positioned to receive electromagnetic radiation from a first of the radiating elements. The RF lens includes a lens casing, an RF energy focusing material within the lens casing and a first heat dissipation element that extends through the RF energy focusing material. The RF lens is configured to be at least a three step approximation of a Luneberg lens along a bore sight pointing direction of the first of the radiating elements.

Abstract: A downhole assembly includes a disintegrable article, which contains a polymer matrix comprising a polymer having an oxygen content of about 2 wt % to about 30 wt %; an energetic material configured to generate heat upon activation to facilitate a chemical decomposition of the polymer; and at least one of a reinforcing fiber or a filler. The disintegrable article is disintegrated by disposing the downhole assembly in a downhole environment; performing a downhole operation; exposing the polymer in the polymer matrix to the generated heat to chemically decompose the polymer producing a decomposed product containing a small molecule in a supercritical state; and disintegrating the disintegrable article with the small molecule in the supercritical state.

Abstract: Provided herein are ophthalmic pharmaceutical formulations comprising a rifamycin compound. Also provided herein are methods of treating ocular diseases or disorders by administering such ophthalmic formulations.

Abstract: A liquid dispensing system includes a liquid container and a one way user-actuated dispensing valve for dispensing contained liquid. The liquid container further includes a two way vent which allows for ventilation of the contained liquid/gas in response to changes in air pressure outside of the liquid container.

Abstract: A lighting apparatus includes a semiconductor light source in direct contact with a polymer composite comprising a color stable Mn4+ doped phosphor, wherein the lighting apparatus has a color shift of ?1.5 MacAdam ellipses after operating for at least 2,000 hour at a LED current density greater than 2 A/cm2, a LED wall-plug efficiency greater than 40%, and a board temperature greater than 25° C.

Abstract: A connector body includes mating guide parts having mating recesses into which counterpart mating guide parts are inserted, the reinforcing bracket includes a body part attached to end wall parts of the mating guide parts, and a pair of left and right connection arms connected to both ends of the body part, the connection arms extending to the longitudinal center of the connector body and being attached to side wall parts of the mating guide parts, the connection arm includes a side plate part and a side wall upper cover part connected to an upper end of the side plate part, at least a part of the outside of the side plate part is covered with an outside part of the side wall part, and the side wall upper cover part is curved such that a tip faces the mating recess and covers at least a part of the upper surface of the inside part of the side wall part.

Abstract: The disclosure describes a system that includes a self-driving system for operating a vehicle autonomously, one or more optical transmitters mounted on the vehicle, and one or more computing devices in communication with the self-driving system and the one or more optical transmitters. The one or more computing devices are configured to operate the self-driving system to cause the vehicle to approach a designated location in proximity of a structure on which one or more receivers are mounted and determine that the one or more optical transmitters have an alignment with the one or more receivers. Then, the one or more computing devices are configured to operate the one or more optical transmitters to establish an optical communication link with the one or more receivers and transmit data to the one or more receivers over the optical communication link.

Abstract: A skimmer for use in a manhole includes a frame and cladding. The frame includes an adjustable arc having an adjustable overall length and including an arced member, a first side member and a second side member. The arced member has a first end and a second end opposite the first end and defining a curve therebetween. The first side member is slidably adjustable relative to a first end of the arced member and selectively coupled thereto in one of a plurality of predefined first side member positions. The second side member is slidably adjustable relative to a second end of the arced member and selectively couplable thereto in one of a plurality of predefined second side member positions. The cladding covers a substantially entirety of one side of the frame.

Abstract: A system receives a road network map that corresponds to a road network that is in an environment of an autonomous vehicle. For each of the one or more lane segments, the system identifies one or more conflicting lane segments from the plurality of lane segments, each of which conflicts with the lane segment, and adds conflict data pertaining to a conflict between the lane segment and the one or more conflicting lane segments to a set of conflict data. The system analyzes the conflict data to identify a conflict cluster that is representative of an intersection. The system groups predecessor lane segments and the successor lane segments as inlets or outlets of the intersection, generates an outer geometric boundary of the intersection, generates an inner geometric boundary of the intersection, creates a data representation of the intersection and adds the data representation to the road network map.

Abstract: Compositions such as concrete compositions are described for use in building materials and products. The composition may comprise an aggregate composition comprising a particulate suppressing component and a cement. The composition may have an impact resistance of at least Class 1 as measured under ANSI/FM 4473. Methods of preparing and using such compositions are also described.

Abstract: Training a multi-object tracking model includes: generating a plurality of training images based at least on scene generation information, each training image comprising a plurality of objects to be tracked; generating, for each training image, original simulated data based at least on the scene generation information, the original simulated data comprising tag data for a first object; locating, within the original simulated data, tag data for the first object, based on at least an anomaly alert (e.g., occlusion alert, proximity alert, motion alert) associated with the first object in the first training image; based at least on locating the tag data for the first object, modifying at least a portion of the tag data for the first object from the original simulated data, thereby generating preprocessed training data from the original simulated data; and training a multi-object tracking model with the preprocessed training data to produce a trained multi-object tracker.

Abstract: A wall-mountable load control device may include an illuminated rotary knob for providing a nightlight feature. The load control device may be configured to control an intensity of a lighting load. The load control device may include a yoke adapted to be mounted to an electrical wall box, an enclosure attached to the yoke, a faceplate attached to the yoke and having an opening, a mounting member attached to the yoke, and/or a potentiometer located within the enclosure and having a shaft extending through an opening in the yoke and the opening of the faceplate. The load control device may include a collar attached to the boss of the mounting member and surrounding the shaft of the potentiometer. The mounting member may be configured to conduct light from at least one light source housed within the enclosure to illuminate the faceplate.

Abstract: The present invention is directed to system of fasteners for a firearm, which includes a takedown pin and pivot pin for coupling an upper receiver to the lower receiver of a firearm. The system includes a first component defining one or more first openings and a second component defining one or more second openings. A detent mechanism is secured to the second component and includes a detent pin. A locking pin is configured to insert through the first opening and the second opening to secure the first component to the second component. The locking pin defines a detent opening positioned to receive the detent pin when the locking pin is inserted through the second opening. A release pin is positioned within the locking pin and is configured to urge the detent pin outwardly relative to the locking pin when the release pin is translated relative to the locking pin.