Abstract: The present disclosure provides a method for determining content of olaflur in toothpaste by liquid chromatography-tandem mass spectrometry, comprising the following steps: obtaining to-be-tested toothpaste; dissolving the to-be-tested toothpaste in water and then adding methanol for dilution to obtain a to-be-tested solution; and placing the to-be-tested solution in a liquid chromatograph for determination under following chromatographic conditions: a C4 column; a mobile phase as a combination of phase A being methanol with 0.1% formic acid and phase B being acetonitrile, or a combination of phase A being methanol with 0.1% formic acid and phase B being water; and isocratic or gradient elution. The method can analyze the purity of organic olaflur in fluoride-containing anti-caries toothpaste and olaflur raw materials, and enables quantitative analysis of olaflur by an internal or internal standard method. Furthermore, the method can accurately and qualitatively identify olaflur through characteristic ions.

Abstract: A method for generating a virtual venue includes: constructing a three-dimensional virtual venue including a three-dimensional virtual sandbox and a virtual screening room, the three-dimensional virtual sandbox being a three-dimensional virtual environment in which a virtual object is located, and the virtual screening room for livestreaming a player controlling the virtual object to participate a current competition in the three-dimensional virtual sandbox; dynamically updating a location of the virtual object in the three-dimensional virtual sandbox based on an update to the current competition; generating a first livestreaming video of the virtual object participating the current competition in the three-dimensional virtual sandbox by capturing a three-dimensional field-of-view video of the virtual object in the three-dimensional virtual venue by using a first virtual camera; and playing the first livestreaming video in the virtual screening room and pushing the first livestreaming video to a terminal asso

Abstract: The present disclosure is directed to a high-voltage magnetron sputtering tool with an enhanced power source including a vacuum chamber containing a magnetron cathode with a magnet array, a target, and an anode, as well as the enhanced power source that includes high-power DC power source and controller that produces a pulsed output. In an aspect, the enhanced power source may include a standard power source that is retrofitted a supplemental high-power DC power source and controller, and alternatively, a high-power DC power source and controller that replaces the standard power source. In addition, the present disclosure is directed to methods for depositing a hydrogen-free diamond-like carbon film on a semiconductor substrate using the high-voltage magnetron sputtering tool. In an aspect, the hydrogen-free diamond-like carbon film may be an etch mask having a sp3 carbon bonding that is greater than 60 percent.

Abstract: This disclosure discloses a multiplayer somatosensory system, method, and apparatus combining virtual and reality, and a medium, which belongs to the field of human-computer interaction. The system includes: a computer device, and a simulation carrier, n simulation firearms and a display apparatus; where the simulation carrier includes a driver's seat and n passenger seats; the display apparatus is configured to display a virtual environment picture and n aiming points provided by the computer device; and the computer device is configured to control a virtual carrier to change a driving direction in the virtual environment; control the virtual carrier to change a driving speed in the virtual environment; and shoot a virtual object aimed at an ith aiming point in the virtual environment in response to a shooting operation on an ith simulation firearm in the n simulation firearms.

Abstract: A line-of-sight direction tracking method includes: providing corneal reflection for an eye of a user by using a plurality of light sources, and capturing images including a face of the user by using a plurality of cameras; determining coordinates of a light source reflection point and coordinates of a pupil center in a world coordinate system by means of a human eye feature set acquired from the images including the face, based on hardware calibration parameters; determining a line-of-sight optical axis according to the coordinates of the light source reflection point and the coordinates of the pupil center, and reconstructing, based on the line-of-sight optical axis, a line-of-sight visual axis by means of a compensation angle; and determining a point of sight on a target object according to the line-of-sight visual axis and a position of the target object in the world coordinate system.

Abstract: A method and apparatus are disclosed for efficient hybrid automatic repeat request (HARQ) process utilization for semi-persistent and dynamic data transmissions, wherein a reserved HARQ process identification (ID) can be reused. A subset of a plurality of HARQ process IDs is reserved to use for a semi-persistent allocation, and data is transmitted based on the semi-persistent allocation. A dynamic allocation is received via a physical downlink control channel (PDCCH). At least one of the reserved HARQ process IDs is selectively used for transmitting data based on the dynamic allocation.

Abstract: An implantable device for monitoring a physiological status and administering drugs therefor includes at least one drug reservoir for containing at least one drug solution; a delivering member coupled to the at least one drug reservoir for operably delivering the at least one drug solution from the at least one drug reservoir to the living subject; a sensor member for measuring physiological parameters of a living subject so as to monitor a physiological status of the living subject; a wireless communication system for wireless data transmission; a power management system for wireless power harvesting; and a controller coupled to the power management system, the wireless communication system, the sensor member and the delivering member for wireless data transmission and power harvesting; obtaining the physiological status of the living subject, and controlling operations of the delivering member based on the physiological status of the living subject.

Abstract: A method of discontinuous reception (DRX) in a wireless transmit receive unit (WTRU) includes the WTRU receiving DRX setting information over a radio resource control (RRC) signal, and the WTRU receiving DRX activation information over medium access control (MAC) signal.

Abstract: Controlling application logging, including: identifying one or more relationships between a plurality of classes of an object oriented application; generating a tree structure comprised of a plurality of nodes and a plurality of branches, where each of the plurality of branches is comprised of at least one node from the plurality of nodes, based on the one or more identified relationships, where a first one or more nodes of the plurality of nodes correspond to one or more classes of the object-oriented application; assigning a weight to each of the plurality of branches, based at least in part on an identified relationship corresponding to each of the one or more nodes comprising each of the plurality of branches; and determining a logging level to each branch of the plurality of branches, based on the assigned weight for each branch of the plurality of branches.

Abstract: An array substrate, a display panel and a display device are provided. The array substrate includes sub-pixels, common electrode lines, a common signal transmission line and fanout wiring regions. The sub-pixels are located in the display region, and include a common electrode; the common electrode lines are electrically connected with the common electrode of the sub-pixels, and the common signal transmission line is disposed in the non-display region and electrically connected with the common electrode lines. A wire located in the fanout wiring region at an edge is electrically connected with the common signal transmission line, a conductive structure is disposed between the fanout wiring region and the common signal transmission line, the conductive structure is electrically connected with a wire located at an edge in the fanout wiring region, and the conductive structure is separated from the common signal transmission line.

Abstract: Computer-implemented methods for discovery and reuse of a high value pipeline segment are provided. Aspects include defining a set of datasets associated with a processing pipeline based on a set of data operations of the processing pipeline. Aspects also include generating a library of pipeline segments based on the processing pipeline and at least one dataset of the set of datasets. In some aspects, generating the library of pipeline segments includes adding a pipeline segment of the processing pipeline to the library based on one or more characteristics of a dataset generated by the pipeline segment, where the dataset is included in the set of datasets.

Abstract: An STL model slicing method includes: reading and loading an STL model; obtaining a first slice plane; according to a first set thickness, making the first slice plane be horizontally tangential to an STL model to obtain a first profile curve, which is a profile curve of a tangent plane of the STL model and the first slice plane; determining whether the profile curve contains a physical portion of the STL model; if the profile curve contains the physical portion of the STL model, filling the physical portion with white to obtain a white portion; determining a non-physical portion in the profile curve according to the physical portion; filling the non-physical portion with black to form a mask of the tangent plane; and projecting the mask onto a liquid photosensitive resin by means of a first 3D printer, and then curing the white portion to be a first cured profile.

Abstract: The present disclosure provides a display substrate, a manufacturing method thereof, an intermediate substrate and an electronic paper display apparatus. The display substrate includes: a base substrate including a display region and a bezel region on at least one side of the display region; a plurality of test sub-terminals in the bezel region, including a common voltage test sub-terminal and a plurality of non-common voltage test sub-terminals; and a first electrostatic ring in the bezel region, through which the plurality of non-common voltage test sub-terminals are arranged in series and/or grounded.

Abstract: A method and apparatus for accessing a random access channel (RACH) during handover are disclosed. A handover procedure is initiated and a maximum handover interruption timer is activated. A dedicated preamble is transmitted in an attempt to access the RACH on a condition that the dedicated preamble is reserved in a current random access opportunity and the maximum handover interruption timer has not expired. A contention-based preamble is transmitted in an attempt to access the RACH on a condition that a dedicated preamble is not reserved in a current random access opportunity. If the maximum handover interruption timer has expired, a contention-based preamble is transmitted in an attempt to access the RACH.

Abstract: Provided is a long moving distance electric pedal and vehicle. The electric pedal comprises a pedal body, a first mounting bracket, a second mounting bracket, a driving device, and two sets of transmission components; the transmission components include a first pivot plate and a second pivot plate, one end of which are hinged with the first or second mounting bracket, and the other end of which are hinged with one or the other end of the pedal body; when the pedal body is in a retracted state, the angle between the center lines of the first and second pivot plate is an acute angle, and the intersection point between the center lines of the first and second pivot plate is located above the connection point between the driving device and the transmission components. According to the above structure, a longer Y-axis travelling can be achieved with a smaller swing angle.

Abstract: A method for dynamically adjusting a proxy server timeout includes identifying each microservice within a proxy server and mapping a topology of microservices, assigning each microservice to one of an application layer, a middleware layer and an infrastructure layer. Defining each representational state transfer (REST) application programming interface (API) calling relationship between each microservice and each other microservice. Determining a corresponding regression model defining a response time of each microservice based at least in part on a set of available response time predictors. Building a sequence model for at least one microservice in the application layer. Predicting an incoming REST API call and identifying a probable sequence model corresponding to the predicted incoming REST API call. Updating a timeout value of the predicted REST API call within the proxy server based on the sequentially predicted response times.

Abstract: Disclosed is a fully immersed energy storage device, which includes a casing and a water pump. An insulation box is mounted inside the casing, and the insulation box is assembled with an assembly plate thereon. A mounting platform is mounted on the assembly plate and assembled with an annular rack. A rotating groove is provided between the mounting platform and the annular rack. Balls are placed in the rotating groove. The mounting platform is assembled with an assembly block, on which a rotating shaft is mounted. One end of the rotating shaft connects to a gear. The other end of the rotating shaft connects to a first assembly rod, to which a second assembly rod is connected. The second assembly rod connects to a fixed block, which is connected to an energy storage box. A motor base is mounted on the casing. A motor is mounted on the motor base.

Abstract: A deep learning-based method for predicting the settleability of activated sludge includes: (1) collecting a plurality of activated sludge samples, acquiring raw data of images of the plurality of activated sludge samples, cleaning the raw data of the images, and standardizing data sizes of the images; (2) calculating a sludge volume index (SVI) for each of the plurality of activated sludge samples; (3) establishing, by using a ResNet50 deep neural network, a model for predicting the settleability of activated sludge; and (4) predicting the settleability of a target activated sludge using the model established in (3).