Abstract: A method for determining a gaze position of a user is provided. The method can include obtaining a target distance from the display screen to a target user, and obtaining a user image of the target user, the user image includes: a global image, a head image, and an eye image, and the global image is an image of a target space in front of the display screen. The method can further include determining a first space where eyes of the target user are located from a plurality of preset subspaces within the target space based on the target distance and the global image, and determining a gaze position of the target user on the display screen corresponding to the first space and the user image of the target user, based on a preset correspondence among the subspaces, user images, and screen coordinates on the display screen.

Abstract: The present invention discloses a high-stability shale gas desanding device with a gravel storage mechanism, comprising a shale gas desanding assembly, a driving assembly, a flow stirring assembly and a flow guide assembly, wherein the shale gas desanding assembly comprises an outer side gas-solid separation tank, an inner side gas-solid separation tank is sleeved inside the outer side gas-solid separation tank, the inner side gas-solid separation tank is communicated with a shale gas mixture ingress pipe of the flow guide assembly, a top of the shale gas desanding assembly is communicated with an interior of the outer side gas-solid separation tank through a first pressure balance pipe, the outer side gas-solid separation tank is communicated with the shale gas mixture ingress pipe through a second pressure balance pipe, a pressure regulation and control assembly is arranged on the second pressure balance pipe.

Abstract: The present disclosure provides a time calibration method, including: determining, in response to a first cell transmitted from a first device, a first reception time corresponding to the first cell, and transmitting a second cell to the first device; and receiving a third cell that is fed back by the first device and carries a second reception time corresponding to the second cell, determining a first time offset value according to a first transmission time, the first reception time, a second transmission time corresponding to the second cell and the second reception time, and performing a time calibration according to the first time offset value. The present disclosure further provides a communication device and a computer-readable medium.

Abstract: The disclosure provides a method for manufacturing shallow trench isolations, providing a substrate comprising a storage cell area and a peripheral area of a storage device; etching the upper part of the substrate of the storage cell area using a first etching process to form a first shallow trench, and filling the first shallow trench with silicon oxide using a first deposition process; and etching the upper part of the substrate of the peripheral area using a second etching process to form a second shallow trench, and filling the second shallow trench with silicon oxide using a second deposition process; wherein the depth and characteristic dimension of the first shallow trench are smaller than the depth and characteristic dimension of the second shallow trench. The disclosure can avoid the silicon dislocation defect of the peripheral area and ensure the device shape and characteristic dimension of the storage cell area.

Abstract: A method for determining an answer to a question of a product includes: receiving a question for a target product; obtaining a knowledge graph constructed in advance for the target product, in which, the knowledge graph includes entities and a relationship among the entities, and the entities at least include one question for the target product and a corresponding answer; and determining an answer corresponding to the question based on the relationship among the entities included in the knowledge graph.

Abstract: An electrical connector includes at least one electrical module, which includes an insulating body and a plurality of transmission modules. Each transmission module includes a terminal assembly and a cable assembly. Each terminal assembly includes two terminals and a shielding shell. Each terminal has a contact portion, a wire connecting portion and an intermediate portion. A first shielding portion of the shielding shell is provided outside the two wire connecting portions of the two terminals, and the first shielding portion is provided with an open area exposing the two wire connecting portions. A conductive sheet is electrically connected to the shielding shells of the terminal assemblies in a same row. The conductive sheet shields the open areas of the shielding shells in the same row. Each first shielding portion and the conductive sheet collectively form a shielding space and are surroundingly provided outside the two corresponding wire connecting portions.

Abstract: This disclosure discloses a wireless charging device and a wireless charging base. The wireless charging device includes an alignment mechanism and at least two transmit coils. Each transmit coil wirelessly charges a corresponding electronic device. Charging regions formed by the transmit coils on a charging plane are interconnected or overlap. The alignment mechanism drives each transmit coil to be aligned with a receive coil in a corresponding electronic device, and the transmit coil wirelessly charges the corresponding electronic device. The charging regions formed by the transmit coils are contiguous, and the charging regions covered by the transmit coils have no spacing in between and form a contiguous charging plane, in other words, a plurality of transmit coils form a relatively large charging region.

Abstract: The current document is directed to methods and systems that place and manage workloads across heterogeneous hosts within distributed computer systems. In a disclosed method, the functionality of an existing distributed-computer-management system designed for managing homogeneous hosts is modified and improved for application to distributed-computer systems that include heterogeneous hosts. Much of the functionality needed for managing heterogeneous hosts is obtained by modifying implementation of managed objects employed by host agents without affecting the interface between the distributed-computer-management system and the host agents. In addition, host-selection functionality within the distributed-computer-management system can be extended and improved to consider heterogeneous-host characteristics both for placing workloads across heterogeneous hosts and for live migration of virtual machines among different types of hosts.

Abstract: This disclosure is directed to automated processes for attesting to trustworthiness of a host considered for connection to a data center network. The attestation process is performed in two attestation phases. In the first phase, attestation is performed on a smart network interface controller (“SNIC”) connected to an internal bus of the host using a first trusted platform module (“TPM”) of the SNIC. In the second phase, attestation is performed on the host by the SNIC using a second TPM connected to the internal bus of the host in response to a determination that the SNIC is trustworthy. The host is connected to the data center network in response to a determination by the SNIC that the host is trustworthy.

Abstract: A static random-access memory (SRAM) cell includes a first inverter and a second inverter being cross-coupled; a first access transistor that accesses an output of the first inverter under control of a word line; a second access transistor that accesses an output of the second inverter under control of the word line; a first passage transistor that passes a common-mode voltage, controlled by the output of the first inverter; a second passage transistor that passes an input signal, controlled by the output of the second inverter; and a capacitor switchably coupled to receive the common-mode voltage and the input signal through the first passage transistor and the second passage transistor respectively.

Abstract: An electrical connector includes at least one terminal assembly. The terminal assembly includes: a first signal terminal and a second signal terminal being narrow-edge coupled; and an insulating block fixing the first signal terminal and the second signal terminal. A length of the first signal terminal is greater than a length of the second signal terminal. A first connecting portion of the first signal terminal is provided with at least one exposing area, which is exposed to the insulating block and exposed in air medium. The first connecting portion has at least one widening portion and at least one narrow portion connected to each other along a length direction thereof. A width of the widening portion is greater than a width of the narrow portion. The exposing area is provided at the widening portion. A second connecting portion of the second signal terminal is completely wrapped in the insulating block.

Abstract: Disclosed is a water circulation intelligent sensing and monitoring system based on differentiable reasoning, including a processor module, wherein a data terminal of the processor module is connected to a feature knowledge base module, an intelligent sensing module and an intelligent control module, respectively; the intelligent sensing module is connected to the feature knowledge base module through a conversion module; the feature knowledge base module includes a differentiable reasoning unit, a feature knowledge base unit and a feature knowledge graph unit; and a data terminal of the feature knowledge graph unit is connected to the differentiable reasoning unit, the feature knowledge base unit and the conversion module.

Abstract: A method for automatic metadata tag identification for videos is described. Content features are extracted from a video into respective data structures. The extracted content features are from at least two different feature modalities. The respective data structures are encoded into a common data structure using an encoder of a recurrent neural network (RNN) model. The common data structure is decoded using a decoder of the RNN model to identify content platform metadata tags to be associated with the video on a social content platform. Decoding is based on group tag data for users of the social content platform that identifies groups of the users and corresponding group metadata tags of interest for the groups of users.

Abstract: Methods and systems for accelerated training of a machine learning based model for semiconductor applications are provided. One method for training a machine learning based model includes acquiring information for non-nominal instances of specimen(s) on which a process is performed. The machine learning based model is configured for performing simulation(s) for the specimens. The machine learning based model is trained with only information for nominal instances of additional specimen(s). The method also includes re-training the machine learning based model with the information for the non-nominal instances of the specimen(s) thereby performing transfer learning of the information for the non-nominal instances of the specimen(s) to the machine learning based model.

Abstract: System and methods for evaluating license information in a computer cluster are described. An example method may include retrieving a cluster-license-info from a peer-node selected from a plurality of cluster nodes in the computer cluster, wherein the cluster-license-info contains a plurality of peer-license-info collected from the plurality of cluster nodes, receiving a revised cluster-license-info generated by detecting license violations in the cluster-license-info, and transmitting the revised cluster-license-info to the peer-node.

Abstract: The present invention discloses a high-stability shale gas desanding device with a gravel storage mechanism, comprising a shale gas desanding assembly, a driving assembly, a flow stirring assembly and a flow guide assembly, wherein the shale gas desanding assembly comprises an outer side gas-solid separation tank, an inner side gas-solid separation tank is sleeved inside the outer side gas-solid separation tank, the inner side gas-solid separation tank is communicated with a shale gas mixture ingress pipe of the flow guide assembly, a top of the shale gas desanding assembly is communicated with an interior of the outer side gas-solid separation tank through a first pressure balance pipe, the outer side gas-solid separation tank is communicated with the shale gas mixture ingress pipe through a second pressure balance pipe, a pressure regulation and control assembly is arranged on the second pressure balance pipe.

Abstract: Embodiments of this application provide a wireless charger, and relate to the field of charging device technologies. The wireless charger includes a wireless charging module, a first fan, a housing including a contact plate used for contact with the rear surface of the terminal device, and an air intake vent disposed at a position that is of the housing and that is close to the first fan, and an airflow guide structure disposed on a side that is of the housing and that is adjacent to the contact plate. The airflow guide structure extends toward the display surface of the terminal device.

Abstract: Disclosed is an intelligent circulation and allocation control system for multiple surface and ground water resources, including a physical, chemical and biological multi-stage decentralized restoration system, which is respectively connected with a water quality detection and reinjection system, an integrated data processing system, an intelligent safety early warning system, and an asynchronous and self-adaptive dual-regulation optimization control system, the water quality detection and reinjection system is connected with the intelligent safety early warning system, the intelligent safety early warning system is connected with the integrated data processing system, and the integrated data processing system is further connected with the asynchronous and self-adaptive dual-regulation optimization control system.

Abstract: The present disclosure relates to methods and apparatus for graphics processing. The apparatus can obtain at least one input image including a plurality of pixels. Additionally, the apparatus can determine shading information for each of the plurality of pixels in the at least one input image. The apparatus can also determine a shading map based on the determined shading information for each of the plurality of pixels in the at least one input image. In some aspects, the apparatus can generate at least one output image based on the at least one input image and the determined shading map. The apparatus can also enhance a quality of the at least one output image. In some aspects, the quality of the at least one output image can be enhanced based on machine learning. Further, the apparatus can generate the at least one input image including the plurality of pixels.

Abstract: A virtual simulation manufacturing platform based on automatic control is provided. The platform comprises an integrated control system, a process treatment system, a virtual simulation system and a signal feedback system, wherein a data end of the integrated control system is connected to a data end of the process treatment system, the data end of the process treatment system is connected to a data end of the virtual simulation system, the data end of the virtual simulation system is connected to a data end of the signal feedback system. A physical workshop during the actual production process is connected to a virtual workshop on a computer by means of a digital twinning technology, and related information such as related process parameters and device parameters are completely displayed in the virtual simulation system in the virtual simulation manufacturing platform based on automatic control.