Abstract: A method of managing oilfield activity with a control system is provided having a plurality of virtual sensors and integrating the virtual sensors into a virtual sensor network. The method includes determining interdependencies among the virtual sensors, obtaining operational information from the virtual sensors, and providing virtual sensor output to the control system based on the determined interdependencies and the operational information.

Abstract: An offline transaction implementation method includes: determining, by a payment server in response to a request of a user for registering with a credit transaction service of a merchant, whether credit information of a user account meets a condition, provisioning the credit transaction service of the merchant for the user account when determining that the credit information of the user account meets the condition, and sending account information of the user to a merchant transaction management system; guiding, by the merchant transaction management system after receiving the account information, the user to input a biometric characteristic, and after collecting the biometric characteristic input by the user, storing a binding relationship between the biometric characteristic and the account information into a registered user library of the merchant, prompting the user that the registration succeeds, and controlling a gate of the merchant's store to open for allowing entry of the user.

Abstract: An oil and gas separation device for an internal combustion engine includes a first chamber, a second chamber, and a third chamber provided successively from bottom to top, wherein the first chamber is connected to the second chamber through a first gas channel. The second chamber is connected to the third chamber through a second gas channel. The third chamber is connected to a gas outlet pipe. A bottom of the first chamber is connected to an internal combustion engine body. A lower oil baffle plate is provided between the bottom of the first chamber and the internal combustion engine body. The first gas channel is longitudinally covered by the lower oil baffle plate. The oil and gas separation effect and speed can be improved by employing the oil and gas separation device for the internal combustion engine of the present disclosure.

Abstract: Embodiments include a middle frame for a mobile terminal and a mobile terminal. The middle frame for a mobile terminal includes a metal outer frame. An inner side of the metal outer frame is internally connected to a tray using a location structure. A plastic outer frame is formed on the inner side of the metal outer frame using an insert injection molding process, and the plastic outer frame is separately joined with the metal outer frame and the tray for curing.

Abstract: Systems and methods for traffic congestion avoidance may use cooperative autonomous driving based on vehicle-to-vehicle communication to resolve deadlock conditions. The method may include automatically detecting, by a given autonomous vehicle, that the given vehicle is deadlocked, initiating, by the given vehicle, formation of a coordination group including the given vehicle, a front vehicle traveling in the same driving lane as the given vehicle, and an assistant autonomous vehicle traveling in a lane adjacent to the lane in which the given vehicle and the front vehicle are traveling, and sending, by the given vehicle using vehicle-to-vehicle communication, a cooperative driving task request to initiate actions by the autonomous vehicles in the coordination group to resolve the deadlock condition. The actions may include modifying a driving plan of an autonomous vehicle in the coordination group and initiating a speed negotiation with an autonomous vehicle in the coordination group.

Abstract: A method, device, and system are provided for change the application visual control. In the method: the terminal device obtains an image of a current scene. The terminal device performs intelligent matching on the image of the current scene and replaces the application visual control based on a result of intelligent matching. The system includes a device having a hardware processor and a non-transitory storage medium. The system also includes a database configured to store a plurality of subjects and corresponding pictures.

Abstract: An offline transaction implementation method includes: determining, by a payment server in response to a request of a user for registering with a credit transaction service of a merchant, whether credit information of a user account meets a condition, provisioning the credit transaction service of the merchant for the user account when determining that the credit information of the user account meets the condition, and sending account information of the user to a merchant transaction management system; guiding, by the merchant transaction management system after receiving the account information, the user to input a biometric characteristic, and after collecting the biometric characteristic input by the user, storing a binding relationship between the biometric characteristic and the account information into a registered user library of the merchant, prompting the user that the registration succeeds, and controlling a gate of the merchant's store to open for allowing entry of the user.

Abstract: Systems and methods for identifying a service region that includes sub-regions; calculating, for each pair of neighboring sub-regions, traffic data of computing devices traveling between the pair of sub-region; generating a directed graph representing the service region, the directed graph including nodes representing the sub-regions and the links between the nodes representing the first and the second traffic data; partitioning the directed graph into graph partitions, each graph partition including sub-graphs; calculating, for each sub-graph of each graph partition, a net traffic flow for the sub-graph based on a difference of the first and the second traffic data of the sub-regions that correspond to the nodes of the sub-graph; calculating, for each graph partition, a net traffic flow for the graph partition based on a summation of the net traffic flow of each sub-graph of the graph partition; identifying a particular graph partition having a smallest net traffic flow.

Abstract: Systems and methods for mapping service function chains to physical network resources include receiving a service function chain request specifying multiple service functions including a service access point, generating a service graph including service links between consecutive service functions, receiving resource information describing capabilities of physical network resources and a topology of the physical network, generating a resource graph including infra links between pairs of connected physical network resources, creating, dependent on the service graph and the resource graph, multiple solutions for mapping the service functions to the physical network resources, and outputting one or more mapping solutions. Each of generating the service graph, generating the resource graph, and creating the mapping solutions may be performed by one or instances of respective microservices that operate in parallel.

Abstract: A computer implemented method, computer program product, and system for managing execution of a workflow comprising a set of subworkflows, comprising optimizing the set of subworkflows using a deep neural network, wherein each subworkflow of the set of subworkflows has a set of tasks, wherein each task of the sets of tasks has a requirement of resources of a set of resources; wherein each task of the sets of tasks is enabled to be dependent on another task of the sets of tasks, training the deep neural network by: executing the set of subworkflows, collecting provenance data from the execution, and collecting monitoring data that represents the state of said set of resources, wherein the training causes the neural network to learn relationships between the states of said set of resources, the said sets of tasks, their parameters and the obtained performance, optimizing an allocation of resources of the set of resources to each task of the sets of tasks to ensure compliance with a user-defined quality metric b

Abstract: A radio-frequency (RF) transceiver front-end circuit includes an antenna, a power amplifier, a low-noise amplifier, a first switch unit and a second switch unit. The power amplifier is connected to a transmitting unit and the antenna to form a transmission path. The low-noise amplifier is connected to a receiving unit and the antenna to form a reception path. The transmission path and the reception path selectively do not include a ?/4 transmission line connected to the antenna. The RF transceiver front-end circuit has a receiving state and a transmitting state. In the receiving state, the first switch unit is controlled and causes the transmission path to have high impedance. In the transmitting state, the second switch unit is controlled and causes the reception path to have high impedance.

Abstract: Systems and methods for identifying a mapping solution for a virtual network request are disclosed. A resource orchestrator may receive a virtual network request specifying resources required on physical nodes in a network and generate a mapping solution for the request. Generating the mapping solution may include identifying vertices at which a first resource is available, mapping each identified vertex to the first resource in a respective candidate chaining solution, determining, for each identified vertex, a number of messages including the candidate chaining solution to be forwarded to respective neighbor vertices, and forwarding the determined number of messages to the respective neighbor vertices. Determining the number of messages to be forwarded may include applying a message forwarding policy to reduce the total number of messages forwarded between vertices when generating the mapping solution. The policy may be dependent on the topology of the virtual network request.

Abstract: A device has a substrate transparent to ultraviolet (UV) light, and at least one metalens formed of a material having large permittivity of UV light on the substrate. A device has a UV reflector, a UV transparent film on the reflector, and at least one metalens formed of a material having large permittivity of UV light on the film.

Abstract: The present disclosure provides an annealing method for improving interface bonding strength of a wafer. The method includes: providing a substrate, the substrate having a bonding interface; performing a first annealing step, wherein the first annealing step is practiced in an oxygen-containing atmosphere, and an oxidation protection layer is formed on a surface of the substrate through the annealing step; and performing a second annealing step upon the first annealing step, wherein a temperature of the second annealing step is higher than that of the first annealing step, and the second annealing step is practiced in a nitrogen-free environment.

Abstract: The present invention provides for recombinant Endo-S mutants that exhibit reduced hydrolysis activity and increased transglycosylation activity for the synthesis of glycoproteins wherein a desired sialylated oxazoline or synthetic oligosaccharide oxazoline is added to a core fucosylated or nonfucosylated GlcNAc-protein acceptor. Such recombinant Endo-S mutants are useful for efficient glycosylation remodeling of IgG1-Fc domain to provide different antibody glycoforms carrying structurally well-defined Fc N-glycans.

Abstract: Embodiments of the present invention provide an information sharing method, an information sharing apparatus, and an electronic device. The method is implemented by a first electronic device. The method includes: when it is detected that an electronic device binding option built in a browser is triggered, retrieving a dialog box built in the browser, where at least one electronic device binding function option may be set in the dialog box; when it is detected that an electronic device binding function option is triggered, executing a corresponding electronic device binding function in the background, and sending first information to a server; and after the server determines that a preset correspondence exists between second information sent by a second electronic device and the first information and establishes a binding relationship between the first electronic device and the second electronic device, sharing information between the first electronic device and the second electronic device.

Abstract: A radio-frequency (RF) transceiver front-end circuit includes an antenna, a power amplifier, a low-noise amplifier, a first switch unit and a second switch unit. The power amplifier is connected to a transmitting unit and the antenna to form a transmission path. The low-noise amplifier is connected to a receiving unit and the antenna to form a reception path. The transmission path and the reception path selectively do not include a ?/4 transmission line connected to the antenna. The RF transceiver front-end circuit has a receiving state and a transmitting state. In the receiving state, the first switch unit is controlled and causes the transmission path to have high impedance. In the transmitting state, the second switch unit is controlled and causes the reception path to have high impedance.

Abstract: Systems and methods for identifying a pair of nodes of a plurality of nodes of a virtual optical network (VON); identifying i) an optical route between the pair of nodes and ii) a desired availability of the optical route; determining a probability density function (PDF) of a signal-to-noise ratio (SNR) of a signal of the optical route; determining a SNR threshold such that an integration of the PDF of the SNR of the signal above the SNR threshold corresponds to the desired availability of the optical route; determining a plurality of spectral efficiencies that corresponds to the SNR threshold, each spectral efficiency of the plurality of spectral efficiencies associated with a respective modulation format of a plurality of modulation formats; and identifying a particular modulation format of the plurality of modulation formats that corresponds to a maximum spectral efficiency of the plurality of spectral efficiencies.

Abstract: An electrical connector including an insulating body, a plurality of terminals, and at least one grounding member is provided. The terminals and the grounding member are disposed in the insulating body. At least one grounding terminal among the terminals and the grounding member next to the grounding terminal form an integrally-molded structure. A portion of the grounding terminal and a portion of the grounding member are misaligned from each other along an arrangement direction of the terminals.

Abstract: An electrical connector including an insulating body and a plurality of terminals disposed in the insulating body is provided. At least one of the terminals has a first section and a pair of second sections. The second sections structurally extend and branch out from the first section. On a plane where the terminals are located, orthogonal projections of the second sections are misaligned and do not overlap with each other.