Abstract: A mixed traffic flow-oriented vehicle eco-driving control method and an electronic device are provided. The method includes: calculating a gathering wave speed and a dissipation wave speed at an intersection, and obtaining a farthest queue point position of a connected and autonomous vehicle at a downstream intersection and a time acquiring predicted trajectories of the manual-driving vehicle; constructing and solving an optimal ecological reference trajectory planning model of the connected and autonomous vehicle, obtaining an acceleration curve of the connected and autonomous vehicle, and acquiring an ecological reference trajectory of the connected and autonomous vehicle; and setting a risk factor based on the predicted trajectories of the manual-driving vehicles, constructing a tracking target based on the risk factor and the ecological reference trajectory, using a model predictive control for solving, and obtaining a control input of the connected and autonomous vehicle.

Abstract: The present disclosure provides a display substrate, a manufacturing method and a display device. The display substrate includes a base substrate, a driving circuit layer and a light-emitting unit. The driving circuit layer includes a source/drain metal layer, the source/drain metal layer includes a source electrode, a drain electrode and an auxiliary electrode, the light-emitting unit includes a first electrode structure, a light-emitting layer and a second electrode structure, the display substrate further includes an auxiliary connection structure and a protection hole, an orthogonal projection of the auxiliary connection structure onto the base substrate is located within an orthogonal projection of the protection hole onto the base substrate, and a distance between a surface of the auxiliary connection structure away from the base substrate and the base substrate is less than a distance between a surface of the planarization layer away from the base substrate and the base substrate.

Abstract: A direct current conversion device and system, relating to the technical field of high voltage direct current transmission. The direct current conversion device comprises a normally-on solid-state circuit breaker, a control panel and a plurality of power modules; a direct current is input into the direct current conversion device by means of the normally-on solid-state circuit breaker; the input ends of the power modules are connected in series, and the output ends of the power modules are connected in parallel; each power module is used for carrying out power conversion on the input direct current and supplying power to the control panel; and the control panel is used for receiving voltage signals and/or current signals fed back by the power modules and controlling the power modules, controlling the normally-on solid-state circuit breaker and performing signal interaction with control panels in other direct current conversion devices to enable the direct current conversion devices to be uniform in current.

Abstract: A method, a system for multi-stream multi-zone interaction, and a non-transitory computer-readable storage medium are provided. The method includes: acquiring an audio source service item, a floor plan of a target region, and a device layout diagram, wherein the audio source service item includes an audio source and an audio source type; determining a zone to be configured corresponding to a playback device based on the floor plan and the device layout diagram; in response to an application operation on the audio source service item, determining at least one of a paired zone corresponding to the audio source service item or an application mode of the audio source service item in the paired zone; wherein the paired zone is the zone to be configured that has a pairing relationship with the audio source service item, and the application mode includes direct application or a mixing operation.

Abstract: A stratification method includes: obtaining, for each of a plurality of subjects with mild cognitive impairment, a score of a result of a clinical psychological test performed on the subject and a hippocampus volume of the subject; classifying each of the plurality of subjects into one of a plurality of groups based on the score of the subject and the hippocampus volume of the subject, the plurality of groups including at least a first group at a relatively high risk of future progression to Alzheimer's disease and a second group at a relatively low risk of future progression to Alzheimer's disease; and outputting a classification result of the classifying.

Abstract: A display substrate includes a first metal layer, a first insulating layer, a metal oxide layer, a second insulating layer and a second metal layer which are stacked on a substrate base. The metal oxide layer includes a first active layer, and the second metal layer includes a first gate electrode, a first source electrode, and a first drain electrode. The first active layer includes a channel region, a source transition region and a drain transition region located at two sides of the channel region, a source connection region located at a side of the source transition region away from the channel region and a drain connection region located at a side of the drain transition region away from the channel region.

Abstract: A method and related system may establish communication guardrails during multi-turn conversations. The method may include constructing a graph indicating a set of intents and a set of intent states by inputting a set of transcripts to a language model and determining a set of metrics of events by traversing a path through nodes of the graph based on intent states indicated by the graph.

Abstract: Disclosed herein are compositions and methods for inducing immune responses against both influenza and coronaviruses. Provided herein are compositions and methods of using the same, wherein the compositions comprise: (a) a coronavirus S (CoV S) glycoprotein in the form of a detergent-core nanoparticle, wherein the detergent is a non-ionic detergent; (b) at least three hemagglutinin (HA) glycoproteins, wherein each HA glycoprotein is from a different influenza strain; and (c) a pharmaceutically acceptable buffer.

Abstract: A display substrate and a display apparatus are provided. In the display substrate, the light emitting device includes a common electrode connected to a common voltage terminal. The display unit includes an auxiliary electrode line, a first auxiliary electrode and an auxiliary insulation layer. The auxiliary electrode line includes a longitudinal portion located in the display region and a transverse portion at least partially located in the non-light-emitting region, and the transverse portion is connected with the longitudinal portion; the first auxiliary electrode is located in the non-luminous region and electrically connected with the common electrode; the auxiliary insulation layer includes a first auxiliary via hole located in the non-light emitting region and exposing at least part of the lateral portion, and the first auxiliary electrode is connected with the lateral portion through the first auxiliary via hole.

Abstract: A separation liquid includes an active component and 95% or more by weight of deionized water, where the separation liquid has a pH of 0.5-2, and the active component is composed of oxalic acid and acetic acid in a weight ratio of 1:10-20. A method for recovery of a metal-inorganic composite electrode assembly is also provided, in which a spent lithium-ion battery is dismantled to obtain a cell; the cell is crushed and magnetically separated to yield a mixture containing cathode sheet, anode sheet, separator and residual electrolyte; the mixture is dispersed into the separation liquid under dynamic stirring to obtain a slurry; the separator is removed by flotation, and residual slurry is sieved to isolate graphite anode particles from a mixture of current collector fragments and cathode fragments; and the oversize fraction is subjected to wet screening, and the undersize fraction is dried and crushed.

Abstract: A method for dry recycling and structure regeneration of a layered carbon material, in which a waste layered carbon material is pretreated, mixed with asphalt, and subjected to gas-phase infiltration in a nitrogen atmosphere at 300-500° C., pyrolytic deposition at 800° C. under vacuum, and isostatic-pressing densification at 5 MPa in an inert gas atmosphere to obtain an intermediate product; the intermediate product is heated from 800° C. to 1500° C., from 1500° C. to 2500° C., from 2500° C. to 2850° C., kept at 2850° C. under an axial pulse pressure for 1-6 h; and the resultant product is cooled and post-treated.

Abstract: The present disclosure discloses an active perception system for a double-axle steering cab-less mining vehicle. The adaptive perception system includes: an environment perception mapping module, a single-frame target detection module, a multi-frame data association module, a cloud control platform, a decision-making and planning module, and a vehicle control module. The double-axle steering autonomous driving mining vehicle can be actively adjusted to be in a forward advancing mode or a backward advancing mode according to the driving mode and comprehensive information of a sensor. The system improves working efficiency of mining area, and solves the problems of large perception blind area and high risk during turning, uphill and downhill of an existing autonomous driving perception system.

Abstract: A wafer-level burn-in test fixture, test device, method, and system, relating to the technical field of wafer testing. The wafer-level burn-in test device includes the wafer-level burn-in test fixture and a lifting structure. The wafer-level burn-in test fixture includes a cover plate assembly, a lower sealing assembly, a heat sink, and a heating device. The heat sink is used to carry a wafer. The cover plate assembly includes a first PCB and a test probe holder connected to the first PCB. The lower sealing assembly includes a lower sealing cover. The lower sealing cover and the cover plate assembly are connected to form a test chamber. The heat sink and heating device are in the test chamber. The heating device is between the lower sealing cover and the heat sink. The lifting structure is configured to extend up and down in a controlled manner.

Abstract: A display backplane, a manufacturing method thereof, and a display device are provided. The display backplane includes a base substrate. A thin film transistor array layer, a protective layer, a planarization layer, and a light-emitting element are arranged on the base substrate. A first through hole is formed in the protective layer, and a second through hole is formed in the planarization layer. The first through hole and the second through hole are connected. A source electrode or a drain electrode is electrically connected to an anode via the first through hole and the second through hole. Each of the first through hole and the second through hole has a sidewall inclined relative to the base substrate.

Abstract: Embodiments of the present disclosure provide an array substrate and a related display panel and a method of manufacturing thereof.

Abstract: The present application relates to a temperature adjustment apparatus and a testing apparatus for an integrated chip. The temperature adjustment apparatus is applied to an integrated chip testing scene. The temperature adjustment apparatus includes: a first thermoelectric cooling chip, wherein the first thermoelectric cooling chip has a first end surface configured to attach to one side of to-be-tested integrated chip, and is used for absorbing heat from the integrated chip or transferring heat to the integrated chip; and a heat exchange assembly, attached to a second end face of the first thermoelectric cooling chip and used for performing heat exchange with the first thermoelectric cooling chip.

Abstract: The present disclosure provides an expanded coating, a preparation method and use thereof, and a permanent magnet comprising same. The expanded coating described herein comprises pores and a filler resin arranged among the pores; the pores comprise at least a spheroid pore having a cross section with a long diameter and a short diameter; in the cross section of the expanded coating, the area of the spheroid pores accounts for 50%-60% of the cross-sectional area of the expanded coating. The permanent magnet of the present disclosure comprises the expanded coating. The expanded coating has high strength and can exhibit excellent mechanical properties and corrosion resistance at high temperatures (such as 170° C.), with a shear strength greater than 2 MPa, a tensile strength greater than 2 MPa, an oil resistance greater than 1800 h and a neutral salt spray performance greater than 288 h at 170° C.

Abstract: An information processing method and apparatus, a display terminal, and a storage medium are provided. The method includes presenting service information in a graphical interface of an application client running on a terminal. The method further includes listening to an operation event that is a record of operation of the terminal by a user for the service information. The method further includes determining based on the operation event obtained by listening, that an operation performed by the user on the service information corresponds to an operation scene. The method further includes presenting in the graphical interface of the terminal, promotion information by using a presentation parameter matching the operation scene.