Abstract: Disclosed is a multi-base station queued preambles allocation method based on collaboration between multiple agent, which provides a non-competitive preambles allocation method in a scenario of multiple base stations and multiple cells, so as to solve the congestion problem caused during random access of massive MTCDs. The devices are queued to select the preambles based on deep reinforcement learning, and a training method based on federal learning is applied, thus effectively solving the congestion problem caused by competitive access. First, the newly accessed devices are grouped and the level of priority is set according to a delay tolerance time. Then, the device are reasonably allocated to idle queues by means of a multi-agent reinforcement learning algorithm. Finally, by means of a federal training method, the neural network of each agent is synchronously optimized by means of average optimization of neural network gradients, thus completing preambles allocation to each agent.

Abstract: A power equipment is disclosed. The power equipment includes an installation cabinet and a plurality of power modules. The installation cabinet includes a top. The plurality of power modules includes a first set of power modules and a second set of power modules. The first set of power modules is electrically connected to the installation cabinet, arranged adjacent to each other, and detachably disposed on the on the top of the installation cabinet to form a first array. The second set of power modules is electrically connected to the installation cabinet, arranged adjacent to each other, and detachably disposed on the on the top of the installation cabinet to form a second array. The power modules in the first array and the power modules in the second array are arranged back-to-back.

Abstract: A low-carbon, low-alloy and high-formability dual-phase steel having a tensile strength of greater than or equal to 590 MPa, a hot-dip galvanized dual-phase steel, and a manufacturing method therefor by means of rapid heat treatment. The steel comprises the following components, in percentage by mass: 0.04-0.12% of C, 0.1-0.5% of Si, 1.0-2.0% of Mn, P?0.02%, S?0.015%, 0.02-0.06% of Al, and can further comprise one or two of Cr, Mo, Ti, Nb and V, wherein Cr+Mo+Ti+Nb+V?0.5%, and the balance is Fe and other unavoidable impurities. The manufacturing method therefor includes smelting, casting, hot rolling, cold rolling, and rapid heat treatment processes.

Abstract: A power equipment and an assembling method thereof are disclosed. The power equipment includes an installation cabinet, a plurality of power modules and at least one expansion power module. The installation cabinet includes a top and two lateral sides. The plurality of power modules are electrically connected to the installation cabinet and arranged in an array on the top of the installation cabinet. The plurality of power modules and the installation cabinet are assembled as one main body. The main body and the expansion power module are transported to an installation site, respectively. The at least one expansion power module is detachably disposed on one of the two lateral sides of the installation cabinet and electrically connected to the installation cabinet through the expansion cables reserved in the installation cabinet.

Abstract: The present application provides a method, a device, an apparatus, and storage medium for deviation correction of an electrode sheet. The deviation correction method of the electrode sheet includes: determining the first deviation amount of the electrode sheet on the stacking machine in the first direction; correcting a deviation of the electrode sheet in the first direction according to the first deviation amount; determining the second deviation amount of the electrode sheet in the second direction, wherein the second deviation amount is different from the first deviation amount; and correcting a deviation of the electrode sheet in the second direction according to the second deviation amount.

Abstract: The present invention relates to a mining hose connecting device and method, and belongs to the field of underground hydraulic equipment for coal mines. The mining hose connecting device comprises a joint unit, wherein the joint unit comprises a first joint and a second joint; a first fastening unit, wherein the first fastening unit is arranged symmetrically about a first plane, and the inner diameter of the first fastening unit is respectively in clearance fit with the outer diameters of the first joint and the second joint; and a second fastening unit, comprising a first fastener and a second fastener, wherein the inner diameters of the first fastener and the second fastener are respectively in clearance fit with the outer diameter of the first fastening unit.

Abstract: The utility model discloses a small-sized connector convenient for dismounting and mounting, the connector being inserted and received in a female socket of a PCB board, comprising: a connector housing inserted and received in the female socket; two elastic clamping plates, wherein the two elastic clamping plates are symmetrically mounted on both sides of the connector housing, first ends of the two elastic clamping plates are each provided with a clamping hole, and the female socket is provided with a clamping boss clamped with the clamping hole; and a pull strap, wherein both ends of the pull strap are respectively connected to second ends of the two elastic clamping plates, and the pull strap is used to pull the second ends of the two elastic clamping plates to separate the clamping holes at the first ends of the two elastic clamping plates from the clamping bosses of the female socket.

Abstract: Disclosed is a ground wire spacer structure of a connector, comprising two groups of connector monoblocks that are symmetrical and spliced, wherein any group of the connector monoblocks comprise a housing provided with: a plurality of groups of elastic pieces, wherein one end of the elastic piece is connected to a female socket of the connector, and the other end of the elastic piece is connected to a wire group of the connector; a plurality of metal spacers distributed between two adjacent groups of the elastic pieces and used to separate the elastic pieces; and a conductive sheet mounted on the housing, wherein the conductive sheet is abutted against the plurality of spacers, the conductive sheet is connected to a ground wire in the wire group, and the metal spacers and the conductive sheet form a plurality of independent spaces for accommodating the elastic pieces respectively.

Abstract: A semiconductor device comprises a semiconductor substrate, a plurality of metal layers, an adhesive layer, a compound layer, and a plurality of contact pads. A thickness of the semiconductor substrate is in a range from 15 ?m to 35 ?m. A thickness of the compound layer is larger than the thickness of the semiconductor substrate. A coefficient of thermal expansion of the compound layer is less than or equal to 9 ppm/° C. A glass transition temperature of the compound layer is larger than 150° C. The plurality of metal layers comprises a first titanium layer, a first nickel layer, a silver layer, a second nickel layer, and a metallic layer. In a first example, the metallic layer is a second titanium layer. In a second example, the metallic layer is a Titanium Nitride (TiN) layer.

Abstract: This application provides a method and an apparatus for determining signal quality information of a frequency. On example method includes obtaining, by a network device, signal quality information, of a first frequency, from a plurality of terminal devices, wherein the first frequency is a frequency used by a serving cell accessed by the plurality of terminal devices; and determining, by the network device, signal quality information of a second frequency based on the signal quality information of the first frequency and a stored first mapping relationship, wherein the second frequency is different from the first frequency, and the first mapping relationship is a mapping relationship between the signal quality information of the first frequency and the signal quality information of the second frequency.

Abstract: Methods, systems, and techniques for automatically assessing credit risk of a counterparty are disclosed. A credit risk assessment method comprises: quantifying a relevance of news topics to one or more credit risk keywords; determining one or more relevant news topics that are relevant to the one or more credit risk keywords; obtaining a plurality of news articles each tagged with one or more news topics and having an associated sentiment; determining a relevant news article as a news article tagged with the one or more relevant news topics; and assessing a credit risk of a counterparty based at least in part on the sentiment of the relevant news article.

Abstract: A confined silica/multi-walled carbon nanotube composite material, its preparation method, and application are provided. The preparation method includes the following steps: S1: dispersing multi-walled carbon nanotubes in a methyl-substituted benzene solvent and subjecting them to ultrasonication for 10 minutes at room temperature; S2: after the completion of ultrasonication, adding liquid silicon tetrachloride to the multi-walled carbon nanotube/xylene suspension and continuing ultrasonication for 10 minutes at room temperature; S3: heating the mixture in an oil bath to 145° C. and performing reflux; S4: after the reaction is complete, naturally cooling to room temperature, centrifuging, washing, and drying the obtained solid to obtain a dry sample, thereby obtaining the confined silica/multi-walled carbon nanotube composite material.

Abstract: Volume leveler controller and controlling method are disclosed. In one embodiment, A volume leveler controller includes an audio content classifier for identifying the content type of an audio signal in real time; and an adjusting unit for adjusting a volume leveler in a continuous manner based on the content type as identified. The adjusting unit may configured to positively correlate the dynamic gain of the volume leveler with informative content types of the audio signal, and negatively correlate the dynamic gain of the volume leveler with interfering content types of the audio signal.

Abstract: Provided herein are novel compounds (e.g., Formula X or Y), pharmaceutical compositions, and methods of using the same. The compounds herein can typically inhibit PLpro activities. The compounds herein can also be used for treating a variety of diseases or disorders, such as viral infection caused by a coronavirus such as SARS-CoV-2.

Abstract: The present utility model discloses a connector for preventing signal interference, comprising: a connector housing; a plurality of groups of wires arranged in the connector housing, wherein any group of the wires comprise a signal wire and a ground wire, and the ground wires in the plurality of groups of the wires are connected in series; and a metal partition plate, wherein a plurality of spacers are arranged on the metal partition plate, the spacers are positioned on both sides of the wires to separate two adjacent groups of the wires, and the spacers are connected to the ground wires. The present utility model solves the problem of signal interference caused by the absence of an isolation structure between wires in the existing connector.

Abstract: An Organic Light-Emitting Diode display substrate and a preparation method thereof. The Organic Light-Emitting Diode display substrate includes: a first flexible organic layer; a first inorganic layer on the first flexible organic layer; a second flexible organic layer on the first inorganic layer; a pixel driving circuit layer on the second flexible organic layer; a light-emitting element layer on the pixel driving circuit layer, and a thickness of the first flexible organic layer is 5 ?m-20 ?m, a thickness of the first inorganic layer is 0.4 ?m-0.5 ?m, and a thickness of the second flexible organic layer is 5 ?m-20 ?m.

Abstract: Provided are an information mapping method, an information acquisition method, a terminal device, and a network device. The information mapping method includes mapping at least one information domain of channel state information to at least one field of uplink control information, dividing the at least one field into a first partial field and a second partial field, generating a first bit sequence based on the first partial field, and generating a second bit sequence based on the second partial field.

Abstract: A power control method and apparatus, and a computer-readable storage medium. The method includes: A second device determines first indication information, and the second device can send the first indication information to a first device. Correspondingly, the first device may receive the first indication information from the second device, the first device may determine a first transmit power based on the first indication information, and the first device may send a signal at the first transmit power. The first transmit power is less than or equal to a maximum transmit power of the first device. The second device may control a transmit power of the first device by sending the first indication information to the first device, so that the transmit power of the first device is less than or equal to the maximum transmit power.

Abstract: Provided are a pharmaceutically acceptable salt and a crystalline form of a GLP-1 receptor agonist and a preparation method therefor. Specifically, provided are a pharmaceutically acceptable salt and a crystalline form of a compound 2-((4-((S)-3-(4-chloro-2-fluorophenyl)-2,3-dihydrobenzo[b][1,4]dioxane-5-yl)piperidin-1-yl)methyl)-1-(((S)-oxe-tane-2-yl)methyl)-1H-benzo[d]imidazole-6-formic acid.