Abstract: Embodiments relate to a method for training an index selection agent for iteratively determining an index set I to be used when running queries against a database, the method being implemented in a computer system. Preferably, the index selection agent is based on Reinforcement Learning.

Abstract: A magnetic electrical latch assembly for sensing an electrical contact has a housing for supporting a magnetic electrical contact. The housing has an annular cavity and a cylinder disposed within the cavity. A magnetic electrical contact is attached at one end to the cylinder. The cylinder is movable axially within the cavity. The magnetic electrical contact has an electrical connection to a first conductive wire. The magnetic electrical contact is arranged to couple with an opposing contact pad to create an electrical connection between an external conductor path and the first conductive wire. Also, a magnetic electrical contact sensor system has a hollow enclosure with a detachable access panel. A meandering conductor path cover a portion of the access panel. The conductor path terminates on a contact pad. A magnetic electrical latch assembly has a housing for supporting the magnetic electrical contact within the enclosure.

Abstract: A capacitive cable, as well as a method for operating a downhole electro-hydraulic (EH) tool using the capacitive cable, are described herein. The capacitive cable includes at least one standard conductor and at least one capacitive conductor including integrated wire-shaped capacitors. The method includes inserting a tool string including the capacitive cable and an attached downhole EH tool into a wellbore and conducting power from the surface to the downhole EH tool via the standard conductor(s) of the capacitive cable. The method also includes storing electrical energy downhole within the capacitive conductor(s) of the capacitive cable, and activating the downhole EH tool to provide for the rapid release of the electrical energy from the capacitive conductor(s) into the downhole EH tool, initiating an electro-hydraulic event within the wellbore.

Abstract: Techniques for drift elimination in a liquid-gas contactor system include configuring a pre-fabricated mechanical frame coupled to a drift eliminator material to produce a framed drift eliminator assembly with substantially no air gaps between the drift eliminator material and the pre-fabricated mechanical frame, and coupling the framed drift eliminator assembly to the liquid-gas contactor system.

Abstract: An electric mobility apparatus that can include at least one electric carbon fiber component. The electric carbon fiber component incorporating a structural battery, the structural battery including energy storage devices, each of the energy storage devices having an anode core of a continuous carbon fiber, an electrolyte arranged on the at least one continuous carbon fiber core, and a cathode layer arranged to the continuous carbon fiber core on the electrolyte. An interface is electrically connected to the structural battery, the interface for inputting power for charging the structural battery and for outputting power.

Abstract: Refuse carts and refuse cart retention systems for use in retaining refuse carts inside a corral and transporting or emptying the carts when needed. The refuse cart retention system generally includes a retention corral and at least one large refuse cart and/or at least one small refuse cart. Various mechanisms for retaining refuse carts in the retention corral include retention structures to receive a segment of a refuse cart frame, and frame protrusions connected to the retention corral that can be placed in tight contact with a cutout in the sides of the refuse carts having a geometry substantially identical to that of the frame protrusions.

Abstract: The present disclosure relates to a compact medical device and method for controlling the release of waste content from an external stoma of a subject, comprising: a flange; wherein the flange comprises a vent hole and a vent cover for releasing gas waste content; an adhesive layer bound to the flange for attaching to the body of the subject; a displaceable cover for closing and opening the device, wherein the displaceable cover is configured to connect to the flange; an aperture configurated to surround the stoma for the release of waste content.

Abstract: A method includes receiving over a network from one or more seismic sensors a data set characterizing a seismic event generating a seismic wave. Based on the data set, a time of arrival and intensity of the seismic wave at a predetermined location is calculated. The predetermined location has one or more mitigation devices. Whether the intensity of the seismic wave exceeds a predetermined seismic intensity threshold is determined. If the intensity of the seismic wave exceeds the predetermined seismic intensity threshold, the one or more mitigation devices are activated.

Abstract: An intrinsically-safe sensor system, as well as a method for assembling the intrinsically-safe sensor system and a method for monitoring sound corresponding to a source using the intrinsically-safe sensor system, are provided herein. The intrinsically-safe sensor system includes a number of sensors, including a microphone, as well as a processor for processing sensor data obtained from the sensors. The intrinsically-safe sensor system also includes a memory component for storing the sensor data obtained from the sensors, a power source, a communication connection for communicably coupling the intrinsically-safe sensor system to a remote computing system, and a connector including internal and external connection regions for internally and/or externally connecting one or more additional devices to the intrinsically-safe sensor system on demand.

Abstract: The present invention concerns a method and a system for detecting malfunctions in an apparatus and/or defects in a workpiece processed by said apparatus. The method provides for acquiring a sound signal emitted by an apparatus during an operation cycle of the same, then comparing the sound signal with a plurality of audio tracks stored in a memory area for determining a malfunction of the apparatus and/or a defectiveness of the workpiece processed by the apparatus based on the result of said comparison. The operation cycle is subdivided into a plurality of work phases and during the acquisition of the sound signal a work phase of said plurality of work phases is identified. Each audio track of the plurality of stored audio tracks comprises an audio component relating to acquired sound signals, and additional information data comprising at least one identifier of the work phase executed by the apparatus during the acquisition of the sound signals of the audio component.

Abstract: A semiconductor device package and a method for manufacturing the semiconductor device package are provided. The semiconductor device package includes a first substrate, a second substrate and an interconnection. The second substrate is arranged above the first substrate and has an opening. The interconnection passes through the opening and connects to the first substrate and the second substrate.

Abstract: A method for a three-dimensional temperature and salinity field, including: based on multi-source marine environmental data, analyzing the spatiotemporal distribution characteristics of marine dynamic environmental elements, and studying the characteristics of the temperature-salinity relation; on the basis of analysis of the spatiotemporal characteristics and study of the characteristics of the temperature-salinity relation, establishing a statistical prediction model of marine environmental dynamic elements by a spatiotemporal empirical orthogonal function method; based on the observation data of temperature and salinity obtained by the marine transportation platform, correcting a marine environment forecast field around the marine transportation platform by using a realtime analysis technology of a marine environment field; and adjusting the salinity using a temperature-salinity relation curve after the temperature and salinity are forecasted.

Abstract: A method of removing a coating from a substrate comprises positioning a nozzle of an apparatus such that a longitudinal axis of a distal end of the nozzle is inclined at an angle ? with a coated surface of the substrate. The nozzle including an inner conduit having an orifice and an outer conduit coaxially arranged about the inner conduit and defining an annular opening between the inner and outer conduits. Directing a liquid stream through the orifice toward the coated surface and directing a gas flow through the annular opening such that the gas flow surrounds the liquid stream, and impinging the liquid stream on the coated surface.

Abstract: A nuclear island base slab of a nuclear power plant and a manufacturing method therefor, and a nuclear island of a nuclear power plant. The nuclear island base slab of a nuclear power plant includes a concrete base slab body and a plurality of air ducts embedded in the concrete base slab body. The air duct has an internal-penetrating bent pipe structure. A first end of the air duct is exposed on an upper surface of the concrete base slab body. A second end of the air duct is exposed on a side surface or the upper surface of the concrete base slab body.

Abstract: Systems and methods for displaying dynamic closed-captioning content are disclosed. In one embodiment, a system includes a user monitoring device for monitoring one or more characteristics of at least one user viewing display content produced by a display device, one or more processors, and a non-transitory computer-readable medium storing instructions that, when executed by the one or more processors, cause the one or more instructions to receive user data from the user monitoring device that corresponds to the one or more characteristics of the at least one user, determine a comprehension state of the at least one user based at least in part on the user data, and adjust a closed-captioning state of closed-captioning of the display content based on the comprehension state.

Abstract: The present disclosure relates to a substrate processing apparatus including: a chamber; a supporting part coupled to the chamber to support the substrate; a lid disposed on the supporting part and coupled to the chamber; a purge gas injection unit coupled to the lid to inject a purge gas to a processing space between the lid and the supporting part, for dividing the processing space into a plurality of processing regions; a shield disposed between the lid and the supporting part and coupled to the lid; a first injection unit injecting a first gas to a first processing region of the processing regions; a second injection unit injecting the first gas to the first processing region at a position apart from the first injection unit; and a first partition wall part coupled to the shield so that a first injection region disposed under the first injection unit, a second injection region disposed under the second injection unit, and a first separation space between the first injection region and the second injection

Abstract: A printer control system for controlling an inkjet printer that prints an image having a predetermined thickness on a print medium includes: an image data creating/editing portion, configured for creating and editing an image data; and a printer control portion, configured for converting the image data sent from the image data creating/editing portion into a printing data and sending the printing data to the inkjet printer. When a portion for allowing the image to have a thickness in the image printed on the print medium is defined as a thick portion, the image data sent from the image data creating/editing portion to the printer control portion includes at least one of: a thickness information regarding a thickness of the thick portion, and a shape information regarding a shape of an end portion of the thick portion.

Abstract: A semiconductor package structure and a method for manufacturing a semiconductor package structure are provided. The semiconductor package structure includes a first passivation layer, a first metal layer and a first semiconductor die. The first metal layer is embedded in the first passivation layer. The first metal layer defines a first through-hole. The first semiconductor die is disposed on the first passivation layer.

Abstract: Provided is a security device for a motor vehicle for automatically moving a device of the motor vehicle in a predefined driving situation, including an electric motor for moving the device and a first current supply interface that can be electrically coupled to an on-board current supply system of the motor vehicle. The security device includes a second current supply interface for electrically coupling the electric motor to a drive battery of the motor vehicle. The second current supply interface includes a switching device with switching for electrically coupling the electric motor to the drive battery depending on the predefined driving situation. Furthermore, provided is a security system with several security devices and a method for operating such a security system.

Abstract: Systems and methods described herein relate to coordinated vehicle lane assignment using reinforcement learning. One embodiment receives from a locality manager, at a section manager that communicates with a plurality of connected vehicles in a section of a roadway, target lateral flows for two or more lanes of the roadway in the section of the roadway; receives, at the section manager, traffic state information from the plurality of connected vehicles; processes, at the section manager, the traffic state information and the target lateral flows using a reinforcement-learning-based model to determine lane-change actions for the plurality of connected vehicles, wherein the reinforcement-learning-based model is based on a single neural network with shared parameters for the plurality of connected vehicles; and transmits the lane-change actions from the section manager to the plurality of connected vehicles.