Abstract: The present invention discloses a selenium-doped MXene material and a preparation method thereof, comprising the following steps: (1) adding MXene and an organic selenium source into a dispersant, and stirring to prepare a dispersion with a concentration of 10 mg/ml to 100 mg/ml, wherein a mass ratio of MXene and an organic selenium source is 0.1 to 1:1; (2) transferring the dispersion into a reaction kettle, heating to 110° C. to 230° C., reacting for 10 h to 30 h, and then naturally cooling to a room temperature; and (3) washing the product obtained in the step (2) with a cleaning agent, centrifuging to collect a precipitate, and drying the precipitate under vacuum to obtain the selenium-doped MXene material. The composite material prepared by the present invention has high specific surface area, good electrical conductivity, cycle stability performance, rate performance and high theoretical specific capacity.

Abstract: Systems and devices to perform knowledge-driven dynamic conversations and select content within automated agents such as chatbots and virtual assistants are disclosed. In an example, operations to facilitate a knowledge-based conversation session with a human user using an automated agent include: receiving a conversational input regarding a support issue; analyzing the conversational input to determine an intent and applicable entity properties associated with the intent; performing a multi-turn conversation to identify a solution using the intent and the applicable entity properties, by exchanging iterative questions and answers between the automated agent and the user to dynamically recalculate applicability of the solution to the support issue; and outputting information associated with the identified solution.

Abstract: Embodiments of the present application provide a character recognition method and device. The method includes obtaining a target image to be analyzed which contains a character (S101); inputting the target image into a pre-trained deep neural network to determine a feature map corresponding to a character region of the target image (S102); and performing character recognition on the feature map corresponding to the character region by the deep neural network to obtain the character contained in the target image (S103). The deep neural network is obtained by training with sample images, a result of labeling character regions in the sample images, and characters contained in the sample images. The method can improve the accuracy of character recognition.

Abstract: The present disclosure relates to bearer establishment methods, user equipment, and base stations. One example method includes configuring, by user equipment (UE), a bearer for the UE by using a pre-stored configuration parameter, where the pre-stored configuration parameter includes an access stratum (AS) configuration parameter, and sending, by the UE, service data to a base station by using the bearer.

Abstract: Embodiments of a method and apparatus for generating information are provided. An embodiment of the method can include: extracting search data in a preset period; determining target search statements from the search data; determining attributes of the entities in the target search statements; and clustering, for each of the entities involved in the target search statements, the target search statements including the each of the entities according to the attributes in the target search statements including the each of the entities, and determining a target attribute of the each of the entities based on a sum of a number of searches for the target search statements in each of clustered groups. The embodiment can achieve flexible information generation.

Abstract: A pressure adjustment mechanism of the sewing machine presser foot comprises a motor, a screw actuated by the motor, a spiral spring and a pressing plate for pressing against an upper end of the presser foot. A nut is screwed and connected on the screw, and the nut is lifted or lowered by the screw. The pressing plate is underneath the nut. The circumferential direction of the nut is unfixed. The spiral spring is located between the nut and the pressing plate, an upper end of the spiral spring is pressed against the nut, and a lower end of the spiral spring is pressed against the pressing plate. The spiral spring is being compressed under the effects of the nut and the pressing plate.

Abstract: A method for configuring a forwarding table for user equipment, an apparatus, and a system, where an operator server receives a service access request of user equipment, establishes a correspondence for the user equipment, and sends the correspondence to an access node (AN) controller. The correspondence includes a media access control (MAC) address of the user equipment and an identifier of an operator to which the user equipment belongs. The AN controller generates a first forwarding table according to the correspondence, and sends the first forwarding table to an AN. The AN forwards, using the first forwarding table, service data of the user equipment to the operator to which the user equipment belongs.

Abstract: An online content management service can collect and store receipts for a user from a variety of sources, including images captured by the user, messages received for the user at a messaging service or message management service, and/or receipts directly uploaded to the online content management service by a merchant. In the case of receipts provided as messages, a user can interact with a message management service to identify messages as receipts, and the message management service can upload such messages to the online content management service.

Abstract: An uninterruptible power supply (UPS) system includes an enclosure and a plurality of power converter modules positioned in the enclosure, each power conversion module including a power converter circuit, a module controller circuit configured to control the power converter circuit and at least one module fan controlled by the module controller circuit. The system further includes a system controller positioned in the enclosure and configured to communicate with the module controller circuits over a communications bus and at least one exhaust fan configured to exhaust air from the enclosure and controlled by the system controller. The system controller is configured to control the at least one exhaust fan responsive to information, such as temperature and/or load information, received from the module controller circuits.

Abstract: A method of generating a three-dimensional point cloud includes obtaining a plurality of image data sources through a plurality of sensors, and performing fusion processing according to the plurality of image data sources to obtain the three-dimensional point cloud.

Abstract: A horizontal moving & rocking appliance and chair includes a ground piece, mid and rear rollers eccentrically positioned at a mid and rear ends of ground pieces, synchronous link rods hinged between mid and rear rollers. In stationary state, the mid roller positioning shaft is in a forward rolling lower position while the rear roller positioning shaft is in a backward rolling higher position, and these together with the fore ends of ground pieces form a three-ground point; A horizontal moving & rocking chair includes a chair and horizontal moving & rocking appliance mounted on both sides of legs.

Abstract: An active control method and system for wellbore pressure in open-cycle drilling in marine natural gas hydrates. The system comprises a drilling system, a drilling fluid injection system, and a data processing system for conducting the drilling operation.

Abstract: A touch module, touch display substrate and touch display device are provided. The touch module includes: a base substrate, and a conductive grid layer and a bridging pattern disposed on the base substrate; the conductive grid layer covers an entire touch area on the base substrate. The conductive grid layer includes a plurality of first touch electrodes and a plurality of second touch electrodes, the first touch electrodes and the second touch electrodes are arranged crosswise and insulated from each other, each of the first touch electrodes includes a plurality of connected first sub-electrodes, and each of the second touch electrodes includes a plurality of independent second sub-electrodes; the bridging pattern and the conductive grid layer are arranged in different layers; and adjacent second sub-electrodes belonging to the same second touch electrode are connected through the bridging pattern.

Abstract: Various implementations described herein are directed to a device having memory circuitry with a core array of bitcells. The device may include write assist circuitry having passgates coupled to the bitcells via bitlines. The passgates may include a first passgate coupled to the bitcells via a first bitline and a second passgate coupled to the bitcells via a second bitline, and a gate of the second passgate may be coupled to the first bitline.

Abstract: The present disclosure is concerned with benzo annulene compounds that are capable of inhibiting a Mer tyrosine kinase and/or a Tyro3 tyrosine kinase and methods of treating a bacterial infection, a viral infection, and/or a disorder of uncontrolled cellular proliferation such as, for example, a cancer, using these compounds. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.

Abstract: The present disclosure relates to a method and a control device (100) for operating an air treatment apparatus (10), the control device (100) comprising an input (102) arranged to receive measured data that is indicative of particle concentration from a sensing unit (130), a baseline processing module (104) arranged to derive particle concentration indicative information from the received measured data, an obtaining module (106) arranged to obtain augmenting information that is indicative of air quality, an air quality index augmenting module (108) arranged to determine an augmented air quality index based on the particle concentration indicative information and the augmenting information, and an operation control module (110) arranged to operate the air treatment apparatus (10) based on the augmented air quality index. The disclosure further relates to a corresponding computer program.

Abstract: A fluxgate detector for buried and abandoned chemical weapons is provided, comprising: a probe for sensing an external magnetic field, comprising a probe input and a probe output; an excitation module electrically connected to the probe input for inputting an excitation signal into the probe; a frequency selection module electrically connected to the probe output for isolating a second harmonic signal in an induced voltage generated by the probe; and a signal acquisition module electrically connected to the frequency selection module. The second harmonic signal in the induced voltage can be isolated by the frequency selection module, transmitted to the signal acquisition module, and converted to an intensity of the magnetic field by the signal acquisition module. The substance detected can be identified according to the intensity of the magnetic field, so that the buried ACWs can be found efficiently and accurately.

Abstract: An aerial device includes a body, an optical system having gimbal supporting a camera, a lift mechanism coupled to the body, a haptic sensor coupled to the body and configured to generate haptic data, and a processing system disposed in the body and in data communication with the haptic sensor. The processing system is configured to process the haptic data to understand an intended position of the aerial device and/or an intended orientation of the gimbal and convert the intended position to a target position of the aerial device and/or the intended orientation to a target orientation of the gimbal utilizing said processed data irrespective of an initial position of said aerial device and an initial orientation of said gimbal. Also disclosed is a method for controlling the aerial device.