Abstract: An encoding method and apparatus, a decoding method and apparatus, and a device are provided. The encoding method includes: obtaining K to-be-encoded bits (S301), where K is a positive integer; determining a first generator matrix, where the first generator matrix includes at least two sub-blocks distributed based on a preset position relationship, and the sub-block includes a plurality of first generator matrix cores (S302); generating a second generator matrix based on the first generator matrix, where the second generator matrix includes T sub-blocks, and a position relationship between two adjacent sub-blocks of the T sub-blocks is determined based on the preset position relationship (S303), where T is a positive integer; and polar encoding the K to-be-encoded bits based on the second generator matrix (S304), to obtain encoded bits. This can reduce encoding/decoding complexity.

Abstract: This application provides a measurement method and apparatus. The method includes: A first device obtains a kth first sensing result output by a first sensing neural network usable for a first sensing task, the kth first sensing result is determined based on measurement results of N measurement devices that are obtained through selection from M measurement devices for k times based on a selection neural network, 1?k?N<M, and k, M, and N are positive integers. When a selection termination condition is not met, the first device selects L measurement devices based on the selection neural network and the kth first sensing result, where 1?L<M, and Lis a positive integer. The first device obtains a (k+1)th first sensing result output by the first sensing neural network, where the (k+1)th first sensing result is determined based on measurement results of the N measurement devices and the L measurement devices.

Abstract: Embodiments of this application provide a communication method and apparatus, to reduce complexity of a polar code construction process. The method includes: obtaining a to-be-encoded bit sequence, where the to-be-encoded bit sequence includes K information bits, and K is an integer greater than 0; determining a first sequence, where positions of the K information bits in the first sequence are determined based on a second sequence corresponding to a target code rate and a value of K, the second sequence is used to represent selection priorities of N0 bit positions, and N0 is an integer greater than K; performing polar code encoding on the first sequence to obtain a third sequence; and sending the third sequence. The second sequence is designed for a constant code rate, and a same sequence may be used to construct a series of polar codes having a same code rate and different lengths.

Abstract: A method for determining an auxiliary bit of a polar code and an apparatus. At least K sub-channels are determined based on reliability of a first sub-channel set, where the K sub-channels carry information bits. S sub-channel subsets are determined based on the first sub-channel set, an ith sub-channel subset in the S sub-channel subsets includes Ji sub-channels carrying auxiliary bits and Ki sub-channels in the K sub-channels. Sequence numbers of the Ji sub-channels carrying the auxiliary bits are after sequence numbers of the Ki sub-channels. The auxiliary bits are known redundancy check RC bits. Polar encoding is performed on the information bits and the auxiliary bits, to output polar-encoded data.

Abstract: Embodiments of this application provide a method for coding in a wireless communication network. A communication device interleave a first bit sequence to obtain a first interleaved sequence having sequence number starting with a sequence number of 0, wherein the first bit sequence comprises bits for indicating timing, wherein the bits for indicating timing comprises a set of bits for indicating synchronization signal block index (SSBI); wherein the set of bits for indicating SSBI are placed in positions indicated by sequence numbers of 2, 3 and 5 in the first interleaved sequence. The devices add d first CRC bits on the first interleaved sequence to obtain a second bit sequence, interleave on the second bit sequence according to an interleave pattern to obtain a second interleaved sequence, and polar encode the second interleaved sequence to obtain the encoded sequence.

Abstract: Described herein are methods, compositions and kits directed to amplification of nucleic acids suitable for both next generation sequencing (NGS) and a second round of sequencing as validation, such as Sanger sequencing.

Abstract: Methods, devices, and computer-readable storage media are disclosed. In an example method, segmentation of to-be-encoded information bits of a length N into respective quantities of different types of segments is performed. The different types of segments are among (b?a+1) types of segments that correspond to (b?a+1) different segment code lengths. The (b?a+1) types of segments comprise a minimum-length segment that has the minimum segment code length of 2{circumflex over (?)}a and a maximum-length segment that has the maximum segment code length of 2{circumflex over (?)}b. The respective quantities of the different types of segments are determined based on the length N and a code rate in an orderly manner, wherein the orderly manner comprises firstly determining a quantity of the maximum-length segments and lastly determining a quantity of the minimum-length segments. Polar code encoding is performed on the respective quantities of the different types of segments of the to-be-encoded information bits.

Abstract: A method includes: obtaining first semantic information corresponding to data; converting the first semantic information into second semantic information, where the second semantic information belongs to common semantic information, and the common semantic information is a unified description of same semantics that is provided by different devices; and sending the second semantic information. Based on the method provided in this application, when a semantic extraction model of a transmit device and a semantic understanding model of a receive device are not jointly trained, accuracy of semantic communication between the transmit device and the receive device may be ensured by converting local semantic information into common semantic information.

Abstract: A scheduling method, scheduling algorithm training method, related system, and storage medium are provided including the scheduling method being applied to a scheduling control system, which includes K network devices, and K is an integer greater than 1. The method further includes a first network device that obtains target state information of a first area, where the target state information includes network state information and user data packet cache information. The first network device generates first scheduling information based on the target state information of the first area and a first target sub-policy network, where the first target sub-policy network is a target sub-policy network that is in K target sub-policy networks and that corresponds to the first network device. The first network device delivers the first scheduling information to a terminal in the first area.

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 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 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 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: 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: 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: 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: 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 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.