Abstract: The present disclosure provides a multi-scale three-dimensional (3D) engineering geological model construction system and method. A regional geological model of a target region, a site geological model of each engineering site, and a drilling geological model of each drilling well are constructed. The geological model of each drilling well is superimposed to the site geological model of the corresponding engineering site in the way of step-by-step superimposition, and the site geological model of each engineering site fused with the drilling geological model is superimposed to the regional geological model of the target region. Thus, multi-scale geological model fusion of drilling well, engineering site, and regional mountain is realized.

Abstract: Embodiments of the present disclosure relate to sharing database roles using hidden roles. A database role may be generated within a database container having a plurality of data objects, wherein the database role exists exclusively within the database container. A set of grants to a particular subset of the plurality of data objects of the database container may be assigned to the database role and the database role may be granted to the share object. The share object is mounted within a consumer account to generate an imported database container within the consumer account, the imported database container including an imported copy of the database role. The imported copy of the database role may be granted to each of one or more account level roles of the consumer account to share the particular subset of the plurality of data objects without creating proxy objects in the consumer account that represent the particular subset of the plurality of data objects.

Abstract: An information display method and apparatus, and an electronic device are provided. The method includes: receiving an instruction for displaying a page for instant messaging; displaying, in response to the instruction, a display page for the instant messaging, where the display page includes a first display area and a second display area; and displaying contactor information in the first display area and displaying filtered information in the second display area, where the contactor information includes an identifier of at least one contactor and interaction information with the contactor, the filtered information includes a filter identifier and information of a message corresponding to the filter identifier; and a message corresponding to a filter identifier is obtained by performing filtering on messages to at least one contactor under a preset filtering condition corresponding to the filter identifier.

Abstract: A reservoir dispenser for a bidet apparatus includes a housing unit having a first chamber and a second chamber, wherein the first chamber is capable of holding a liquid wash solution separate from the second chamber. A side check valve between a hollow barrel and the first chamber; and a bottom check valve between the first chamber and the second chamber allows for controlled release of the liquid wash solution from the first chamber to the second chamber.

Abstract: A method and device for adjusting the switching speed of a MOSFET are disclosed. The MOSFET is connected to drive switch, the collector of the drive switch is connected to the grid of the MOSFET through the grid resistor, the emitter of the drive switch is grounded through the emitter resistor, and the collector of the drive switch is also connected to the source resistor through the collector resistor, the other end of the source resistor is connected to the source of the MOSFET; the drain of the MOSFET is connected to the current source. The method comprises: obtaining the adjustment target of the switching speed for the MOSFET, determining the first resistance value of the emitter resistor and/or the second resistance value of the collector resistor based on said adjustment target, controlling the operation of the MOSFET according to the adjusted resistance value.

Abstract: The present disclosure relates to a mask plate, a mask plate structure and a mask plate manufacturing method, belonging to the field of evaporation. The mask plate comprises a mask plate main body and mask strips. The mask plate main body comprises a plurality of grooves, the plurality of grooves are distributed at intervals on a first surface of the mask plate main body, and a hollowed-out structure is arranged in each groove; and the mask strips are located on the mask plate main body, and a pattern region of each mask strip is located in an orthographic projection of the groove on the first surface. During the process of attaching the mask strips to a substrate, the substrate exerts, on the mask strips, a force towards the mask plate main body, so that the middle portion of each mask strip moves towards the groove, and there is no friction force between the middle portion of the mask strip and the substrate.

Abstract: An intelligent fitness device and method for updating a position of the intelligent fitness device, which involves the field of intelligent fitness. The method includes: obtaining initial position data of the motor and the first spool, performing a zero setting on the initial position data, obtaining real-time position data of the motor and the first spool, calculating pull-out distances of the motor and the first spool based on the initial position data and the real-time position data, updating the first pull-out distance based on moving speeds of the motor and the first spool, or the real-time position data of the motor and the first spool, and finally, based on the updated distance, calculating the pull-out distance of the second spool.

Abstract: The communication system as described herein includes an input feed, a source, and a tuner device. The input feed receives an input signal. The source emits a wireless signal based on the received input signal. The tuner device is disposed adjacent to the source emitting the wireless signal. The tuner device receives the wireless signal emitted from the source and produces a wireless output. In one embodiment, the tunable device includes multiple individually controlled window regions to control a radiation pattern of the wireless output transmitted from the tuner device.

Abstract: The present disclosure relates to hinged engineering machinery, a panoramic surround-view system and a calibration method thereof. The hinged engineering machinery comprises at least two hinged structure segments sequentially connected by means of a hinged frame, wherein the at least two hinged structure segments comprise a first hinged structure segment, the first hinged structure segment comprising a first vehicle body and a cab arranged on the first vehicle body.

Abstract: The disclosure discloses a microwave processing equipment for continuous flow liquids, and belongs to the technical field of microwave processing. The microwave processing equipment includes a feed preheating section, a microwave heating section and a cooling section. The microwave heating section includes a microwave generation system, a waveguide system, tuners, and a microwave absorption cavity. The waveguide system includes at least two waveguides. Each waveguide is installed at the microwave feed port formed in the outer wall of the microwave absorption cavity according to a predetermined angle greater than or equal to 15° and less than 90°.

Abstract: The disclosure relates to a method for playing an animation. The method includes: obtaining a target animation based on a setting operation for switching between a camera application and an image storage program. The target animation is an animation of a target image displayed when switching between the camera application and the image storage program. The target animation is played in a transparent window. The transparent window covers an application interface of the camera application as an upper layer of the application interface.

Abstract: A detection apparatus may include a light source to emit a light pulse sequence, a first scanner and a second scanner disposed in an optical path of the light pulse sequence to change propagation direction of the light pulse sequence. The first scanner alone may be capable of causing an outgoing light beam to scan along a first path, and the second scanner alone may be capable of causing the outgoing light beam to scan along a second path. The first scanner may include a reflector and a first driver; and the second scanner may include a reflective structure and a second driver, the reflective structure including at least two reflective surfaces. The second driver may drive the reflective structure to rotate so that the at least two reflective surfaces are rotated sequentially onto the optical path of the light pulse sequence.

Abstract: A rotary shaft apparatus includes a base plate and a rotary shaft assembly; the rotary shaft assembly includes a first transmission assembly, a second transmission assembly and a first supporting member; the first transmission assembly is rotatably connected to the base plate around a first axial direction; the first supporting member is rotatably connected to the first transmission assembly around a second axial direction parallel to the first axial direction, and is movably connected to the second transmission assembly; the second transmission assembly is rotatably connected to the base plate around a third axial direction parallel to the first axial direction.

Abstract: The present disclosure discloses a neural network adaptive tracking control method for joint robots, which proposes two schemes: robust adaptive control and neural adaptive control, comprising the following steps: 1) establishing a joint robot system model; 2) establishing a state space expression and an error definition when taking into consideration both the drive failure and actuator saturation of the joint robot system; 3) designing a PID controller and updating algorithms of the joint robot system; and 4) using the designed PID controller and updating algorithms to realize the control of the trajectory motion of the joint robot. The present disclosure may solve the following technical problems at the same time: the drive saturation and coupling effect in the joint system, processing parameter uncertainty and non-parametric uncertainty, execution failure handling during the system operation, compensation for non-vanishing interference, and the like.

Abstract: An action feedback method and device are provided. The method includes: judging whether an action is safe; and obtaining motion parameter data corresponding to the action in response to a judgment that the action is safe, and conducting parameter feedback according to the motion parameter data.

Abstract: A system for extracting relevant candidate data from a database of multiple candidate profiles is provided. The system is configured to receive an input profile and parse it into standardized profile data. The system is further configured to search the database to identify one or more related profiles for the standardized profile data. Further, the system is configured to use either or a combination of a trained machine learning model or a rule-based model to compute a similarity score between each of the related profiles and the standardized profile data. The similarity score is then used to output a matched profile from the one or more related profiles as the extracted candidate profile from the database.

Abstract: The present disclosure relates to the technical field of current sensors, and provides a fiber-optic current transformer based on nitrogen-vacancy (NV) centers in diamond, and a measurement method. The fiber-optic current transformer based on NV centers in diamond includes a device for laser light excitation and reflected light reception and analysis, a diamond NV center probe, a magnetic concentrator, and a microwave excitation device. The fiber-optic current transformer based on NV centers in diamond includes three measurement methods: an all-optical measurement method, a non-all-optical measurement method, and a measurement method combining the all-optical measurement method and the non-all-optical measurement method. A sensor in the present disclosure has advantages of a simple structure, strong practicability, resistance to external interference, and strong robustness.

Abstract: Techniques and solutions are provided for a source quality check service configured to analyze source text and identify issues in the source text. The source quality check service may identify the issues by performing a selected subset of checks with a centralized source quality check engine, and may be called from within one or more of an Integrated Development Environment (IDE), a build process, and/or a translation process to perform the selected subset of checks. The source quality check service may be further configured to output a report of the identified one or more issues.

Abstract: The present disclosure provides a multi-scale three-dimensional (3D) engineering geological model construction system and method. A regional geological model of a target region, a site geological model of each engineering site, and a drilling geological model of each drilling well are constructed. The geological model of each drilling well is superimposed to the site geological model of the corresponding engineering site in the way of step-by-step superimposition, and the site geological model of each engineering site fused with the drilling geological model is superimposed to the regional geological model of the target region. Thus, multi-scale geological model fusion of drilling well, engineering site, and regional mountain is realized.

Abstract: Provided are a rotor shaft assembly, a rotor, and a motor. The rotor shaft assembly includes a magnetic core, a first end shaft, a second end shaft, and a protective sleeve. The protective sleeve is provided, in sequence, with a first through hole, a second through hole, and a third through hole; the first end shaft is disposed through the first through hole, at least part of the magnetic core is arranged inside the second through hole, and the second end shaft is disposed through the third through hole.