Abstract: Embodiments of this application provide an information transmission method and an apparatus. The transmit end sends a first coded bit sequence based on a to-be-transmitted coded bit sequence. The receive end receives and decodes a first to-be-decoded sequence, and sends first indication information if the decoding fails, where the first indication information includes information about a location, in the to-be-transmitted coded bit sequence, of at least one sent coded bit in the to-be-transmitted coded bit sequence. The transmit end receives the first indication information, and sends a second coded bit sequence based on the first indication information, where the second coded bit sequence includes the at least one sent coded bit in the to-be-transmitted coded bit sequence and/or at least one unsent coded bit in the to-be-transmitted coded bit sequence.

Abstract: A channel encoding/decoding method and an apparatus, where the method includes: obtaining a plurality of pieces of first information based on a to-be-sent bit sequence, where each piece of first information includes a multi-dimensional time step feature, the multi-dimensional time step feature is determined based on a plurality of bits in the bit sequence, a plurality of bits corresponding to a multi-dimensional time step feature included in an ith piece of first information and a plurality of bits corresponding to a multi-dimensional time step feature included in an (i+1)th piece of first information are partially the same, and i is a positive integer; encoding the plurality of pieces of first information into second information; and sending the second information.

Abstract: This application relates to the field of communication technologies, and discloses an encoding method, a decoding method, and an apparatus. The method includes: performing polar encoding on an information bit sequence based on a target code length E, to determine an encoded bit sequence, where the polar encoding includes N first bit positions and N second bit positions that correspond to a polarization transformation matrix; the N second bit positions include a system bit position set A and a non-system bit position set MA, and the N first bit positions include a frozen bit position set B and a non-frozen bit position set MB.

Abstract: Embodiments of this application provide a model transmission method and apparatus, and relate to the field of communication technologies. The method includes: obtaining information about N first models, where the N first models correspond to N first tasks, and N is an integer greater than or equal to 2; obtaining fusion auxiliary information, where the fusion auxiliary information includes an external feature value of a target model, the target model corresponds to a second task, and the second task is different from the N first tasks; determining N first signals based on the information about the N first models and the fusion auxiliary information; and sending the N first signals.

Abstract: The present invention discloses a method and an apparatus for rebuilding a relightable implicit human body model. A human body is represented as a deformable implicit neural representation, and a geometric shape, material attributes, and ambient lighting of the human body are decomposed to obtain a relightable and drivable implicit human body model. In addition, a volumetric lighting grid including a plurality of spherical Gaussian models is introduced to represent complex lighting with spatial variation, and visible probes capable of changing in position with change in human pose are introduced to record dynamic self-occlusion caused by human motion. With the method, drivable implicit models capable of being used for high-fidelity human body relighting may be generated in cases of sparse video input and even monocular input.

Abstract: This application provides a model training method and apparatus. The method includes: A first processing node obtains at least one first model; the first processing node processes the at least one first model to generate a first common model; and the first processing node determines a second processing node, where the second processing node is a processing node for a next round of model processing, and the first common model is obtained by the second processing node before the next round of model processing. In technical solutions provided in this application, before the next round of model processing, a processing node for the next round of model processing may be determined based on an actual requirement, to adapt to a change of an application scenario.

Abstract: The present disclosure provides an annular water curtain combined water-jet guided laser machining device and method of using the same. The annular water curtain combined water-jet guided laser machining device includes a laser-water coupling device, an annular water jet device, a nozzle, and an annular nozzle. The nozzle is arranged at a lower end of the laser-water coupling device. The annular nozzle is arranged on the annular water jet device. The nozzle is coaxially arranged in the annular nozzle. The laser-water coupling device is used for coupling a laser beam with high-pressure water and spraying a laser guiding water jet from the nozzle. The annular water jet device is used for spraying high-pressure water from the annular nozzle to form an annular water curtain surrounding the laser guiding water jet. It is mainly used for precision hot machining such as cutting, punching and grooving.

Abstract: A communication method and a communication apparatus are provided. The method includes: a first device first checks a first bit sequence based on a cyclic redundancy check (CRC) code, to obtain a second bit sequence; then divides the second bit sequence into P bit sequences; and generates Q codewords based on the P bit sequences, and sends the Q codewords to a second device through P transport layers. P represents a quantity of transport layers of the first device, P is greater than or equal to 2, and Q is an integer greater than or equal to 2. The first device first checks the first bit sequence based on the CRC code, and then divides the second bit sequence into the P bit sequences, that is, performs code rate allocation.

Abstract: A communication method and a communication apparatus are provided. The method includes: A first device receives first information, determines a target TR pattern based on the first information, and sends information or demodulates received information based on the target TR pattern, where the target TR pattern is a sub-pattern of a longest TR pattern, and the longest TR pattern includes a set of sub-carriers used as reserved tones. The longest TR pattern may include a plurality of TR sub-patterns of different lengths. For example, a first TR pattern of a first length is a sub-pattern of the longest TR pattern, and a second TR pattern of a second length is also a subset of the longest TR pattern. The TR sub-patterns of different lengths may correspond to different carrier bandwidths or quantities of RBs.

Abstract: This application discloses a communication method and a related apparatus, and relates to the field of communication technologies. The method includes: A terminal device obtains N sending configurations. Any one of the N sending configurations is used to generate a sounding signal to be sent to any one of M non-terrestrial devices, N sounding signals generated based on the N sending configurations are orthogonal, an overlapping region exists between M cells corresponding to the M non-terrestrial devices, N is an integer greater than or equal to 2, and M is an integer greater than or equal to N. The terminal device obtains first information.

Abstract: This application relates to the field of communication technologies, and discloses an encoding method, a decoding method, and an apparatus. The method includes: obtaining an information bit sequence; and encoding the information bit sequence based on a systematic polar code, to determine an encoded bit sequence, where the systematic polar code includes N first bit positions and N second bit positions that correspond to a polarization transformation matrix, the N second bit positions include a systematic bit position set A and a non-systematic bit position set MA, the N first bit positions include a frozen bit position set B and a non-frozen bit position set MB, and A is determined based on the information bit sequence.

Abstract: Product bundles for sale together can be generated by determining one or more anchor products from sales and inventory data, and using a recommendation model to determine products to bundle with the anchor products. The possible bundles can be presented to a merchant and posted to an online sales channel.

Abstract: A communication method includes determining a first bandwidth BW1, determining a second reserved tone pattern based on the first bandwidth BW1 and a first reserved tone pattern, and receiving or sending data based on the second reserved tone pattern. The first reserved tone pattern is a first tone index set corresponding to first reserved tones. The second reserved tone pattern is a second tone index set corresponding to second reserved tones. The second reserved tone pattern includes x translated first reserved tone patterns. A bandwidth corresponding to the first reserved tone pattern is a second bandwidth BW2, where x=int(BW1/BW2), and int represents a rounding function.

Abstract: A method includes: A transmit end obtains P QAM symbols; the transmit end performs IDWT or DWT on the P QAM symbols, to obtain a first signal matrix with N rows and M columns, and transposes the first signal matrix, to obtain a transposed first transpose matrix, where P, N, and M are all positive integers; and the transmit end outputs the transposed first transpose matrix. Correspondingly, a receive end obtains a second signal matrix with M rows and N columns; the receive end transposes the second signal matrix, to obtain a transposed second transpose matrix; and performs DWT or IDWT on the second transpose matrix, to obtain P QAM symbols.

Abstract: An array substrate, a display panel, and a display device are provided. The array substrate includes a pixel electrode, a data line, and a conductive unit. The data line is spaced apart from the pixel electrode. The conductive unit includes an accommodating member and multiple conductive particles, where the accommodating member is located between the data line and the pixel electrode, and the accommodating member defines an accommodating cavity. The multiple conductive particles, part of the pixel electrode, and part of the data line are accommodated in the accommodating cavity. The multiple conductive particles are moveable under the control of a control electric-field. The conductive unit is operable in a first state or a second state.

Abstract: Embodiments of this application relate to the field of communications technologies, and provide an encoding and decoding method and apparatus, to reduce encoding/decoding complexity and improve encoding/decoding performance. In the method, a transmit device may obtain N to-be-encoded vectors. The transmit device may encode the N to-be-encoded vectors based on a polar code kernel matrix, to obtain N temporary code blocks. The transmit device may respectively perform a mask operation on target bit sequences in an (n+1)th temporary code block to an (n+M)th temporary code block and a source bit sequence segment of an nth temporary code block, to obtain M mask bit sequences. The transmit device may respectively encode the M mask bit sequences based on the polar kernel matrix, to obtain M encoded mask bit sequences. The transmit device may sum the M encoded mask bit sequences and M temporary code blocks, to obtain M first code blocks.

Abstract: This application relates to the field of wireless communications technologies, and discloses an encoding method and apparatus, to improve accuracy of reliability calculation and ordering for polarized channels. The method includes: obtaining a first sequence used to encode K to-be-encoded bits, where the first sequence includes sequence numbers of N polarized channels, the first sequence is same as a second sequence or a subset of the second sequence, the second sequence comprises sequence numbers of Nmax polarized channels, and the second sequence is the sequence shown in Sequence Q11 or Table Q11, K is a positive integer, N is a positive integer power of 2, n is equal to or greater than 5, K?N, Nmax=1024; selecting sequence numbers of K polarized channels from the first sequence; and performing polar code encoding on K the to-be-encoded bits based on the selected sequence numbers of the K polarized channels.

Abstract: A rules optimizer for optimizing one or more operations at a facility, the rules optimizer configured to: receive an event update associated with an upcoming operation scheduled at the facility; generate a set of potential scheduling decisions associated with the upcoming operation, wherein generating the set of potential scheduling decisions is based at least in part on historical data stored at the non-transitory computer-readable storage medium, and wherein generating the set of potential scheduling decisions is based at least in part on the received event update; select a scheduling decision from the set of potential scheduling decisions; and update a schedule associated with the facility in view of the selected scheduling decision; and transmit a notification to a vehicle providing information associated with the updated schedule, the vehicle adjusting an action in response to the updated schedule.

Abstract: Embodiments of this application provide a timing advance determining method and a communication apparatus, to improve precision of calculating a timing advance (TA) by a terminal, and reduce inter-symbol interference (ISI). The method includes: A first network device determines a first parameter based on a first delay compensation value, where the first delay compensation value is a delay compensation made by the first network device for receiving a signal sent by a terminal, the first parameter indicates a difference between a round-trip delay of a feeder link in a non-terrestrial network NTN and the first delay compensation value, and the difference is used to determine a TA used by the terminal for signal sending; and the first network device sends the first parameter.

Abstract: This application provides a data processing method and a related apparatus. The method includes: obtaining K-dimensional data, and inputting the K-dimensional data into a first machine learning model, to obtain a solution to a to-be-solved problem. The first machine learning model includes a first processing module and a second processing module. The second processing module is determined based on a constraint condition of the to-be-solved problem. The second processing module is configured to perform dimensional generalization on the K-dimensional data. The first processing module is obtained through training based on m-dimensional data. A value of m is irrelevant to a value of K, and K and m are positive integers.