Abstract: An encoding method, a decoding method, and an apparatus. A symbol quantity S is determined based on an encoding bit quantity L and an energy level quantity B, where S is S1 or S2, S1=L/B, and S2=L/2B. K information sub-channels are determined from an encoding sequence based on the symbol quantity S, the energy level quantity B, and a reliability sequence. K information bits are encoded and a bit sequence is output based on the K information sub-channels, where the K information sub-channels are selected from candidate sub-channels based on an order of reliability of the candidate sub-channels. The candidate sub-channels are S1 sub-channels or 2×S2 sub-channels in a sub-sequence whose energy level is i in the encoding sequence.

Abstract: A power decentralized electric locomotive apparatus includes an electric locomotive and a plurality of muck trucks. The electric locomotive and the plurality of muck trucks are connected in sequence, and a mater drive motor is fixedly mounted on the electric locomotive. A slave drive motor is fixedly mounted on at least one of the muck trucks; a torque of the slave drive motor is smaller than a torque of the mater drive motor; and the slave drive motor cooperates with the mater drive motor, to enable the muck truck to travel on rails and reduce drive power and self-weight of the electric locomotive.

Abstract: Systems, methods, and devices for computer-aided design, digital treatment planning, and direct additive manufacturing of dental appliances are provided. In some embodiments, a method includes receiving a treatment plan for a patient's teeth, the treatment plan specifying a target arrangement for the teeth and a plurality of treatment stages to reposition the teeth from an initial arrangement toward the target arrangement. The method can include identifying appliance design parameters for one or more dental appliances to implement at least one treatment stage of the plurality of treatment stages. The appliance design parameters can include one or more manufacturability parameters corresponding to an additive manufacturing process to be used to directly fabricate the one or more dental appliances. The method can further include determining an appliance geometry for the one or more dental appliances using the set of appliance design parameters.

Abstract: A polar code construction method and an apparatus. A communication apparatus obtains a reliability weight sequence, and determines a first threshold that indicates a weight of lowest reliability of a subchannel corresponding to an information bit. The communication apparatus determines a non-pre-frozen subchannel corresponding to a content value greater than or equal to the first threshold in the reliability weight sequence as the subchannel corresponding to the information bit based on the first threshold, and performs polar coding on the information bit based on the subchannel corresponding to the information bit.

Abstract: A display substrate and a display device are provided. The display substrate includes: a base substrate and a plurality of sub-pixels arranged on the base substrate, the plurality of the sub-pixels are arranged in an array, the sub-pixel includes: a reference signal line and a second scan line; and a sub-pixel driving circuit including a driving transistor and a second transistor, a gate electrode of the second transistor is coupled to the second scan line, a first electrode of the second transistor and the reference signal line form an integrated structure, a second electrode of the second transistor is coupled to a gate electrode of the driving transistor.

Abstract: A system and method for jointly displaying an image and a map is disclosed. The method may including obtaining an image captured by a camera. The image may include a target in a surrounding environment of the camera. The method may further include obtaining a map of the surrounding environment. The map may at least include a location corresponding to the target and a location corresponding to the camera. The method may jointly display the image and the map, wherein a representation of the image is aligned with the location corresponding to the target and the location corresponding to the camera in the map.

Abstract: The disclosure provides a method and a system for adjusting an irradiation angle of a lamp and a lamp with adjustable irradiation angle. The lamp includes a plurality of infrared receivers and a driving motor. The method comprises: receiving an infrared signal from a remote controller via the plurality of infrared receivers; determining an irradiation angle adjustment value of the lamp based on a plurality of infrared signal intensity values of the plurality of infrared receivers; adjusting an irradiation angle of the lamp via the driving motor based on the irradiation angle adjustment value. In the technical scheme provided by the example of the disclosure, when the irradiation angle of the lamp needs to be adjusted, the irradiation angle of the lamp is controlled only by operating the remote controller.

Abstract: The present disclosure is related to systems and methods for indoor positioning. The method includes obtaining a first location of a subject at a first time point. The method also includes determining one or more motion parameters associated with the subject at least based on one or more sensors carried by the subject. The method further includes determining, based on the first location of the subject and the one or more motion parameters associated with the subject, a second location of the subject at a second time point after the first time point. The method still further includes adjusting, at least based on surroundings information associated with the subject at the second time point, the second location of the subject to determine a target location of the subject.

Abstract: Method, computer program product, and computer system are provided. Traffic is collected against a NoSQL database by an activity collector. A database transaction log is periodically extracted and analyzed. The collected traffic and the analyzed database transaction log are input to building a knowledge base of database access patterns. Current traffic is captured and used to compute an activity threshold. Traffic is directed to a workload processor based on the activity threshold. Traffic is directed to an intensive insert/update/delete (IUD) processor in response to the activity threshold exceeding a configured threshold. A plurality of temporary shards is generated along with an adaptive key and adaptive index in the plurality of temporary shards. The intensive IUD processor traffic is re-directed to the plurality of temporary shards while the activity threshold exceeds the configured threshold.

Abstract: Embodiments of the disclosure include methods and apparatus for electrostatically coupling a mask to a substrate support in a deposition chamber. In one embodiment, a substrate support is disclosed that includes a substrate receiving surface, a recessed portion disposed about a periphery of the substrate receiving surface, an electrostatic chuck disposed below the substrate receiving surface, and a plurality of compressible buttons disposed within a respective opening formed in the recessed portion that form an electrical circuit with the electrostatic chuck.

Abstract: A second blockchain system receives a first consensus message from a first blockchain system, the first blockchain system includes first nodes that provide services to at least a first account, and the second blockchain system includes second nodes that provide services to at least a second account. The first consensus message indicates a first plurality of the first nodes reaches a consensus for transferring a resource from the first account to the second account. The second blockchain system transfers the resource in the task to the second account. The transferring includes that a node in the second nodes adds the resource to the second account and generates a fourth block that records a completion of a transfer event. A second consensus message is transmitted from the second blockchain system to the first blockchain system in response to a second plurality of the second nodes completing the transfer event.

Abstract: Computer implemented systems and methods are disclosed that allow for the efficient and rapid determination of guarantee funds for clearing member firms. Disclosed systems and methods account for the exposure of self-referencing risk.

Abstract: A method for cleaning semiconductor substrate without damaging patterned structure on the semiconductor substrate using ultra/mega sonic device comprises applying liquid into a space between a substrate and an ultra/mega sonic device; setting an ultra/mega sonic power supply at frequency f1 and power P1 to drive the ultra/mega sonic device; before bubble cavitation in the liquid damaging patterned structure on the substrate, setting the ultra/mega sonic power supply at zero output; after temperature inside bubble cooling down to a set temperature, setting the ultra/mega sonic power supply at frequency f1 and power P1 again; detecting power on time at power P1 and frequency f1 and power off time separately or detecting amplitude of each waveform output by the ultra/mega sonic power supply; comparing the detected power on time with a preset time ?1, or comparing the detected power off time with a preset time ?2, or comparing detected amplitude of each waveform with a preset value, if the detected power on time

Abstract: Embodiments of this application relate to the field of terminal technologies, and describe a method for displaying a dynamic image and a terminal, which resolve a problem that power consumption of a terminal caused by an existing method in which three-dimensional real-time rendering is used is relatively high. The method may be applied to a terminal, and can includes obtaining, from a video file based on a preset factor, a plurality of pieces of image frame data in a one-to-one correspondence to a plurality of image frames. The method may also include decoding the plurality of pieces of image frame data, to obtain the plurality of image frames. Furthermore, the method can include successively displaying the plurality of image frames obtained through the decoding, to present the dynamic image.

Abstract: A drive motor includes a housing and a stator iron core arranged inside the housing. A rotor iron core is placed through the inside of the stator iron core. The rotor iron core includes a cylindrical iron core body, and two openings are symmetrically formed on a periphery of the iron core body in a radial direction of the iron core body. The iron core body is provided with a plurality of mounting slots for receiving magnets, and each of both sides of the mounting slot is provided with a magnetic-leakproof air slot. The central part of the iron core body is provided with a through hole into which a rotating shaft is inserted. Moreover, the magnets are mounted in the mounting slots by means of insertion.

Abstract: The present disclosure provides a semiconductor device and a manufacturing method therefor. The method includes: providing a semiconductor structure, the semiconductor structure including a semiconductor substrate, a gate disposed on the semiconductor substrate, and an interlayer dielectric layer covering the semiconductor substrate and the gate; wherein the semiconductor structure further includes a first source/drain region and a second source/drain region; defining first connecting holes and at least one first air hole on the first source/drain region and/or the second source/drain region; wherein at least one first air hole is arranged between each adjacent two first connecting holes in an X direction and/or a Y direction, the X direction being a gate length direction, the X direction being perpendicular to the Y direction; sealing each first air hole to define a first cavity in the first air hole; and filling each first connecting hole with a conductive material.

Abstract: A display may have a pixel array such as a liquid crystal pixel array. The pixel array may be illuminated with backlight illumination from a direct-lit backlight unit. The backlight unit may include an array of light-emitting diodes (LEDs) on a printed circuit board. The display may have a notch to accommodate an input-output component. Reflective layers may be included in the notch. The backlight may include a color conversion layer with a property that varies as a function of position. The light-emitting diodes may be covered by a slab of encapsulant with recesses in an upper surface.

Abstract: A method for constructing a multistage network includes: deploying a plurality of nodes; constructing the upper network with at least one node of the plurality of nodes; and in response to determining there is an isolated node, determining an intermediate node for the isolated node and adding the isolated node into the upper network or one of the at least one sub-network according to the intermediate node.

Abstract: A data processing method performed by a first device includes: generating, in response to first service data satisfying a data uploading condition, a first bit array corresponding to the first service data; encrypting the first bit array through a data key to obtain a ciphertext bit array, the data key being generated by a second device in a data intersection application run in a trusted execution environment of the second device; and transmitting the ciphertext bit array to a blockchain node for forwarding to a second device, for the second device to decrypt, in the data intersection application through the data key, the ciphertext bit array to obtain the first bit array.

Abstract: A transient electromagnetic device with variable shape and turns includes squares, a transmitting coil carrying frame, a transmitting coil, a turns-variable device, a current generator and a working power supply. The transmitting coil carrying frame is arranged inside the transmitting coil; the transmitting coil carrying frame is configured as a carrier of the transmitting coil, and configured for adjusting a side length of the transmitting coil and a shape of the transmitting coil; the square is configured for clamping and connecting the transmitting coil and the transmitting coil carrying frame to fix the transmitting coil to the transmitting coil carrying frame. The current generator is configured for generating transient current; the turns-variable device is configured for changing the turns of the transmitting coil; and the transmitting coil is configured for transmitting the transient current to a target area to be measured.