Abstract: The present disclosure is drawn to covers for electronic devices. In one example, a substrate can include a metal alloy. An acid anodizing layer can be formed on the substrate. A dye application can be applied on the acid anodizing layer. A first nickel-free sealing layer can be formed on the dye application. An alkaline anodizing layer can be formed on the first sealing layer. A second nickel-free sealing layer can be formed on the alkaline anodizing layer.

Abstract: The present disclosure provides a semiconductor structure with having a source/drain feature with a central cavity, and a source/drain contact feature formed in central cavity of the source/drain region, wherein the source/drain contact feature is nearly wrapped around by the source/drain region. The source/drain contact feature may extend to a lower most of a plurality semiconductor layers.

Abstract: Embodiments of this specification provide batch scheduling-based application scheduling methods, apparatuses, and systems. In the batch scheduling-based application scheduling method, an application scheduling request is received from a client, where the application scheduling request includes description information used to indicate a chain invoking relationship between applications to be scheduled; the applications to be scheduled are grouped into at least one scheduling object group based on the chain invoking relationship, where applications to be scheduled that are located in the same scheduling object group have the same chain invoking relationship; and the applications to be scheduled are scheduled to a target node by using the scheduling object group as a unit.

Abstract: Aspects concern a method for identifying a list of nearest vehicles including receiving a ride request comprising a request position; obtaining vehicle information of a plurality of vehicles, wherein the vehicle information comprises a vehicle position; translating the vehicle position information of each of the plurality of vehicles to positions on an edge based graph, wherein the edge based graph represents a road system; and determining a driving distance between at least one of the vehicle positions of the plurality of vehicles and the request position, wherein the driving distance comprises a distance the at least one vehicle travels along the road system to reach the request position.

Abstract: A smoke detector with an anti-insect function includes a substrate, an optical detection module, a top cover, a base and a perforated plate. The substrate has a ring shape region surrounding a central detection region, and a first block structure of the central detection region is protruded from the substrate and higher than an upper surface of the ring shape region. The optical detection module is disposed inside the central detection region. The top cover has a lateral wall. The base is disposed on the substrate and connected to the top cover to cover the optical detection module. The base has a second block structure partly overlapped with the lateral wall to form a guiding channel. The perforated plate is disposed between the lateral wall and the second block structure to prevent an insect from moving into the top cover through the guiding channel.

Abstract: The disclosure provides a vehicle control system. The vehicle control system includes a vehicle and a head-mounted display device. The vehicle is used to provide first coordinate information. The head-mounted display device is used to provide and display second coordinate information. In response to the head-mounted display device receiving the first coordinate information, the head-mounted display device matches the first coordinate information with the second coordinate information to provide third coordinate information and display an augmented image based on the third coordinate information. In response to the head-mounted display device receiving a control instruction input by a user based on the augmented image, the head-mounted display device outputs a control command to the vehicle, so that the vehicle performs a control action.

Abstract: Presented are systems, methods, apparatuses, or computer-readable media for configuring reference signaling. A wireless communication device may determine a set of resources. A number of resources in the set may be equal to or more than one and the set satisfies a character. Each of the resources may be associated with a respective value of information.

Abstract: In one embodiment, a system generates an image using either a first or a second image signal processing (ISP) algorithm, where the first or second ISP algorithm is applied to raw image data of a camera of an autonomous driving vehicle (ADV) to generate the image. The system applies a machine learning model to the image to identify a representation of an obstacle, where the machine learning model is generated by a few shots learning algorithm that contrasts labeled data of a positive training sample from images corresponding to the first and second ISP algorithms to labeled data of a negative training sample from images corresponding to the first and second ISP algorithm. The system determines a classification and a location of the obstacle based on the representation of the obstacle. The system plans a motion control of the ADV based on the classification and location of the detected object.

Abstract: There are provided method, apparatus, device, and medium for determining update gradient for contrastive learning model. In the method, a gradient factor of a first type for the contrastive learning model is determined based on a first group of training data and a second group of training data for training the contrastive learning model. The gradient factor of the first type is not used for backpropagation during a training process. In a first stage of the training process, a gradient factor of a second type associated with the first group of training data is determined based on the contrastive learning model. The gradient factor of the second type is used for backpropagation during the training process. Gradient is obtained for updating the contrastive learning model based on the gradient factor of the first type and the gradient factor of the second type associated with the first group of training data.

Abstract: A device includes a semiconductor fin, and a gate stack on sidewalls and a top surface of the semiconductor fin. The gate stack includes a high-k dielectric layer, a work-function layer overlapping a bottom portion of the high-k dielectric layer, and a blocking layer overlapping a second bottom portion of the work-function layer. A low-resistance metal layer overlaps and contacts the work-function layer and the blocking layer. The low-resistance metal layer has a resistivity value lower than second resistivity values of both of the work-function layer and the blocking layer. A gate spacer contacts a sidewall of the gate stack.

Abstract: Disclosed are a power demand side speech interaction method and system. The method includes: obtaining original demand information, the original demand information including user's basic information, user demand information, and a user demand time; converting the original demand information into first information in text format; performing text statistical analysis based on an industry term on the first information in text format, to obtain second information; searching for corresponding user's actual information from a database according to the second information; outputting the user's actual information; searching for a corresponding forecasting model from the database, according to the second information and the user's basic information; calculating, according to a policy limit value of latest policy information in the database, a time for which the model corresponding to the user's basic information reaches the policy limit value; and transmitting an early warning message.

Abstract: A method for determining a reference signal sequence, a terminal device, and a network device, the including receiving, by a terminal device, first indication information sent by a network device, determining, by the terminal device, a target resource based on the first indication information, determining, by the terminal device, a reference signal sequence based on parameters of a first bandwidth and parameters of a second bandwidth, and sending or receiving, by the terminal device, the reference signal sequence on the target resource.

Abstract: A network parameter set information transmission method and apparatus, a terminal, a base station, and a storage medium are disclosed. The method may include, acquiring at least one set of neural network parameters; selecting at least one set of neural network parameters from the at least one set of neural network parameters according to a channel feature; and transmitting information of the set of network psarameters corresponding to the selected set of neural network parameters.

Abstract: An electronic device may include first and second phased antenna arrays and a triplet of first, second, and third ultra-wideband antennas. An antenna module in the device may include a dielectric substrate. The first and second arrays and the triplet may be formed on the dielectric substrate. The third and second ultra-wideband antennas may be separated by a gap. The first array may be laterally interposed between the third and second ultra-wideband antennas within the gap. The third ultra-wideband antenna may be laterally interposed between the first phased antenna array and at least some of the second array. An integrated circuit may be mounted to the dielectric substrate using an interposer. The antenna module may occupy a minimal amount of space within the device and may be less expensive to manufacture relative to scenarios where the arrays and the ultra-wideband antennas are formed on separate substrates.

Abstract: A method, apparatus, device, and medium for managing a contrastive learning model are provided. In one method, in a first training phase, a first contrastive learning model is generated by training the contrastive learning model with a first training sample set, a negative sample pair of the first training sample set comprising only data segments from different data sequences. In a second training phase, a second contrastive learning model is generated by training the first contrastive learning model with a second training sample set, a negative sample pair in the second training sample set comprising data segments from the same data sequence. Knowledge in terms of the appearance of the samples can be fully obtained in the first training phase, and knowledge in terms of the appearance and dynamics of the samples can be fully obtained in the second training, with example implementations of the present disclosure.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may receive, from a base station, a configuration that defines a quantity of additional guard resource elements (REs) in a frequency domain between different frequency division multiplexed demodulation reference signal (DMRS) code division multiplexing (CDM) groups. The additional guard REs in the frequency domain may not be associated with signal transmissions. The UE may perform a channel estimation based at least in part on the quantity of additional guard REs in the frequency domain between the different frequency division multiplexed DMRS CDM groups. Numerous other aspects are described.

Abstract: The present disclosure discloses an in situ U—Pb dating method for calcite, including: cutting a calcite sample to prepare an epoxy resin sample target; placing the sample in a laser ablation sample chamber, and adjusting a position of the sample in an optical axis direction; conducting line scanning ablation on the sample target, and measuring ion signal intensity data of 43Ca, 88Sr, 139La, and 238U; conducting two-dimensional (2D) element imaging to obtain a 2D element content distribution map; according to the 2D element content distribution map, determining a high-U analysis target area, conducting point ablation on the high-U target area, and measuring ion signal intensity data of 206Pb, 207Pb, and 238U; and after the element signal data is obtained, calculating 207Pb/206Pb and 238U/206Pb fractionation coefficients, correcting ratios of an unknown sample, constructing a Tera-Wasserbug diagram, and calculating age data and an initial Pb isotope (207Pb/206Pb) composition of the calcite sample.

Abstract: A coated substrate for an electronic device can include a substrate, a basecoat layer on the substrate, and an anti-fingerprint topcoat layer on the basecoat layer. The substrate can include a metal or metal alloy. The basecoat layer can include pigment particles and a first one-part thermally cured polymeric resin. The anti-fingerprint topcoat layer can include a second one-part thermally cured polymeric resin and an anti-fingerprint material. The anti-fingerprint material can include a fluoropolymer, a silane, or a combination thereof. The basecoat layer can be cured before applying the anti-fingerprint topcoat layer on the basecoat layer.

Abstract: Embodiments of a system, device and method for configuring reference signaling are disclosed. In some embodiments, a method includes determining, by a wireless communication device, N sets of parameters, determining, by the wireless communication device according to a layer 1 measurement, whether a condition of an event is satisfied, and identifying, by the wireless communication device according to the determination, M sets of parameters from the N sets of parameters. In some embodiments, N is a positive integer value. In some embodiments, M is smaller than or equal to N.

Abstract: The invention provides a power supply including at least one power output port, at least one status alert component, and at least one output port status monitoring module. The status alert component generates at least one visual prompt based on an alert signal. The output port status monitoring module includes at least one temperature sensor adjacent to the power output port, a microcontroller connected to the temperature sensor and sensing an output current from the power output port, and a reset signal generator connected to the microcontroller. The microcontroller comprises at least one port status alert condition that takes a temperature and the output current of the power output port as decision factors. The microcontroller outputs the alert signal to the status alert component when the port status alert condition is met and maintains the status until a reset signal provided by the reset signal generator is received.