Abstract: Provided are a nut type rotatable flange structure and a combination tool. Flanges of a first neck flange and a second neck flange are both arranged in a nut loop, one of the flanges is secured by using a thread, and the other flange is secured by using push screws, so that the flanges of the first neck flange and the second neck flange are hermetically and stably fixed, instead of a method of aligning a transmission flange hole with a flange hole and then screwing in a bolt to achieve connection. In general, the nut type rotatable flange structure and the combination tool can achieve the hermetical connection between the flanges, with no need to use a conventional method of connecting a plurality of flange holes to a plurality of flange holes, which not only reduces requirements for mounting accuracy, but also can achieve better disassembly and mounting.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may configure one or more radio frequency (RF) chains of the UE to communicate using a second radio access technology (RAT) for a length of time. The UE may identify that the length of time satisfies a threshold. The UE may configure the one or more RF chains to the first RAT. The UE may initiate a beam measurement on the first RAT in a number of consecutive measurement occasions based at least in part on the length of time satisfying the threshold. Numerous other aspects are described.

Abstract: A precoding configuration method and apparatus, and a storage medium are disclosed. the precoding configuration method may include: grouping a plurality of communication nodes for which precoding configuration is to be performed, to obtain a plurality of node groups; generating corresponding precoding configuration signaling for each of the node groups, the precoding configuration signaling corresponding to each respective node group includes precoding configuration information corresponding to each communication node in the respective node group; and sending the corresponding precoding configuration signaling to the respective node group, such that each communication node in the respective node group acquires the corresponding precoding configuration information in the corresponding precoding configuration signaling for configuration.

Abstract: Provided are an IoT system and a method for intelligent gas emergency safety management. The IoT system comprises a government safety supervision service platform, a government safety supervision management platform, a government safety supervision sensor network platform, a government safety supervision object platform, and a gas equipment object platform, wherein the government safety supervision object platform includes a gas company management platform.

Abstract: Provided are a channel state information feedback method and apparatus, and a storage medium. The channel state information feedback method comprises: calculating, by a first communication node, actual channel state information, and transmitting, by the first communication node, first-type signaling to a second communication node, wherein the first-type signaling comprises a channel state information report, the channel state information report comprises precoding information; in a case where a resource for transmitting the first-type signaling is less than a resource required for transmitting the actual channel state information, discarding, by the first communication node, part of the precoding information in the actual channel state information according to a priority order.

Abstract: The embodiment of the present disclosure provides a method and an Internet of Things (IoT) system for safety monitoring and early warning of a smart gas pipeline network. The method includes: obtaining basic monitoring information; identifying abnormal information in the basic monitoring information; determining at least one abnormal information distribution map; determining a change feature of the abnormal information along a direction of the pipeline network; determining a monitoring point whose change feature meets a preset change condition and an abnormal information type of the monitoring point as at least one key monitoring point and a monitoring content of the at least one key monitoring point; determining an inspection plan and a performance allocation plan; adjusting a preset monitoring frequency of distributed monitoring components located at different key monitoring points and at areas surrounding the different key monitoring points; and generating an alarm message.

Abstract: This disclosure relates to channel state information reference signal configuration, precoding, and transmission, and channel state information feedback configuration, compression, and transmission in multiple-input and multiple-output (NEMO) wireless communication systems. The various embodiments provide channel state information reference signal and feedback schemes which facilitate a decrease of the amount of information that need to be transmitted and reduce communication resource overhead for channel state information configuration and feedback.

Abstract: Disclosed is a method of quantitatively evaluating structural disturbance characteristics of present in-situ geo-stress in deep shale gas reservoirs, including: measuring geomechanics key parameters of key wells in different tectonic zones within a study area; performing interpretations of single-well profile rock mechanics and continuity of the in-situ geo-stress in magnitude and direction; establishing a geological model; performing anisotropic sequential Gaussian stochastic simulation to obtain three-dimensional (3D) heterogeneous rock mechanics parameter field distribution; performing prediction of distribution of geo-stress states in the study area, and calculating a stress structural index and stress disturbance factor of the target layer and a rotation degree of a maximum horizontal principal stress; and performing quantitative evaluation on an in-situ geo-stress structural disturbance and mapping.

Abstract: The present disclosure discloses a method for controlling coordinated operation of multiple wind generators to avoid secondary frequency drop. The method includes the following steps: first, the Doubly Fed Induction Generator (DFIG) required for frequency support is dynamically selected based on a real-time disturbance power of a power grid and the rotating speed level of each DFIG; second, the virtual inertial control parameters are adaptively regulated according to the system frequency and the change in the rotating speed of the DFIG participating in frequency support, ensuring that the frequency support requirements are satisfied; and finally, the remaining DFIGs are controlled to release the rotor kinetic energy to support the rotating speed recovery of the selected DFIG, so as to reduce the extra energy absorbed from the power grid in the process.

Abstract: A GLP-1/GIP dual-targeted polypeptide, containing a first polypeptide having the following amino acid sequence: X1X2X3GT FX4SDY SX5X6X7X8 X9X10X11X12X13 X14FX15X16W LX17X18X19. The GLP-1/GIP dual-targeted polypeptide can effectively reduce the weight and blood sugar level.

Abstract: Embodiments of the present invention provide a hybrid system and method for distributed virtual power plants integrated intelligent net zero. In this method, a cyber physical agent (CPA) is utilized to collect a carbon emission information and an energy management information, and then an artificial intelligence (AI) optimization model of an intelligent central dispatch platform is utilized to obtain a power dispatch manner of the distributed virtual power plants based on the carbon emission information and the energy management information, such that the power dispatch manner of the distributed virtual power plants meets the requirements of enterprise economic benefits and net zero carbon emissions at the same time.

Abstract: Presented are systems and methods for acquiring channel state information. A wireless communicate node may transmit a channel state information reference signal (CSI-RS) to a wireless communication device via a first antenna port of a plurality of antenna ports of the wireless communication node. The wireless communication node may receive a channel state information (CSI) report from the wireless communication device.

Abstract: Embodiments of the present disclosure provide a method and an Internet of Things (IoT) system for monitoring welding of a smart gas pipeline based on government supervision, the system comprising a smart gas government safety supervision platform, a smart gas government safety supervision sensing network platform, a smart gas government safety supervision object platform, a gas company sensing network platform, and a gas construction object platform.

Abstract: Disclosed are an IoT system, a method, and a storage medium for sampling and monitoring a smart gas pipeline. The method is executed by a government safety monitoring and management platform, and includes: obtaining pipeline sensing data; determining a sampling parameter based on the pipeline sensing data; and in response to obtaining at least one piece of sampling data from at least one sampling device, determining a fault detection command based on the sampling data, and sending the fault detection command to a gas maintenance object platform to schedule a manual inspection. The IoT system includes the government safety monitoring and management platform, a government safety monitoring sensing network platform, a government safety monitoring object platform, a gas company sensing network platform, a gas equipment object platform, and the gas maintenance object platform. The method may be executed by reading computer instructions stored in a non-transitory computer-readable storage medium.

Abstract: The embodiments of the present disclosure provide a method for a shared bicycle delivery and an operation area planning in a smart city and an Internet of Things (IoT) system thereof. The method may be implemented based on a management platform of the Internet of Things (IoT) system. The method includes: obtaining reference information of people flow in at least one target area, determining a predicted people flow in the at least one target area at a target time, and determining a demand quantity for shared bicycles; obtaining historical data of shared bicycles in a plurality of reference areas, and predicting a variation quantity of shared bicycles in the at least one target area at the target time; and determining a delivery quantity of shared bicycles in the at least one target area at the target time.

Abstract: Provided are a method and device for reporting channel state information (CSI), a method and device for processing channel state information, and a storage medium. The method for reporting channel state information includes: dividing M subbands to be reported into two sets; determining a relative value between CSI of each subband in a second set and CSI of a reference subband corresponding to the each subband in the second set; and reporting CSI of each subband in a first set and the relative value of the each subband in the second set to a base station.

Abstract: Methods, systems, and computer-readable storage media for receiving a crash report provided as a computer-readable file, providing a stack trace from the crash report, adding component information to the stack trace, for each component identified in the stack trace, determining a set of features, processing sets of features through a ML model to provide a prediction identifying a component as a bug component, and assigning the bug component for resolution through a crash management system.

Abstract: A method, a system, and a medium for gas pipeline safety monitoring based on a regulatory Internet of Things (IoT) are provided. The method includes: obtaining a first vibration sequence based on vibration data uploaded by a plurality of pipeline monitoring devices; obtaining construction information corresponding to each pipeline region, and determining a second vibration sequence based on the construction information and the first vibration sequence; receiving feedback information from a people user platform; identifying a suspected leak point location based on the feedback information and the second vibration sequence; generating, based on the suspected leak point location, a maintenance instruction and a parameter adjustment instruction; and sending the maintenance instruction to an intelligent device or a maintenance personnel terminal corresponding to the maintenance instruction, and sending the parameter adjustment instruction to one or more target pipeline monitoring devices.

Abstract: A base station in a network system is provided. The base station includes a reception unit configured to receive a first reference signal from a terminal via a first non-terrestrial communication device; and a transmission unit configured to transmit, to a location management function (LMF), information related to a propagation delay of the first reference signal and information related to a reception timing of the first reference signal.

Abstract: Disclosed are a method and a platform for computational optimization of machine learning. The method includes: partitioning, through a partitioned edge, a machine learning computation graph into a data worker subgraph constituted by upstream nodes of stateful nodes and a training worker subgraph constituted by the stateful nodes and downstream nodes of the stateful nodes; and on each side of the partitioned edge, adding a data sending node to the data worker subgraph and adding a data receiving node to the training worker subgraph, respectively. By dividing the computation graph on the basis of whether a node is stateful or stateless and inserting communication nodes, a data worker and a training worker in a same task can be decoupled, so that general-purpose computational resources involved in the data worker at runtime can be dynamically allocated. Furthermore, through combining with a scheduler, the general-purpose computational resources can be scheduled across clusters.