768 results about "Service set" patented technology

The invention discloses an intelligent substation communication link fault self-healing regulation and control method and system, and relates to the technical field of fault self-healing regulation and control, and the method comprises the following steps: constructing a link disturbance intensity sequence reflecting link quality fluctuation; performing trend fitting and mutation identification on the link disturbance intensity sequence based on a sliding window mechanism, and generating a link state transaction index; when the link state transaction index exceeds a first threshold value, identifying an affected key easy-to-disturb service set according to the service path topological data of the abnormal link; constructing a context-aware path migration cost model based on the key easy-to-disturb service set, and generating an optimal switching path sequence; and implementing hierarchical link regulation and control according to the path switching optimal sequence. According to the method, trend fitting and mutation detection are carried out by adopting an overlapped sliding window mechanism and a mutation scoring function, so that intermittent or hidden link degradation abnormity which is difficult to capture can be effectively identified, and a link state transaction index has higher judgment precision.

The invention discloses a JDK8-based heterogeneous service large model dynamic adaptation and intelligent scheduling method and system, and belongs to the technical field of artificial intelligence service integration, and the method comprises a unified service module which provides standardized HTTP / WebSocket access for an application layer and shields the difference of multiple platforms at the bottom layer; the dynamic routing module is used for dynamically selecting service nodes based on service quality indexes and supporting weight calculation, fusing recovery and flow dyeing; the service execution module is used for loading a platform adapter through a dual-mode service factory, integrating a tool calling function and realizing protocol conversion and authentication injection; and the configuration management module supports dual-configuration source hot loading of the static file and the dynamic database and provides versioning rollback and consistency verification. According to the method, the problems of multi-platform protocol difference, service rigid expansion, tool calling coupling and the like can be solved, the complexity of multi-platform management is remarkably reduced, and the flexibility and maintainability of the system are improved.

The invention belongs to the technical field of data twinning, and discloses a digital twinning integrated system which comprises the following steps: acquiring multi-source heterogeneous data, and performing compression processing, fusion optimization and standard integration processing on the multi-source heterogeneous data to obtain a corresponding standardized digital twinning set; constructing a corresponding high-precision digital twinning scene based on the obtained standardized digital twinning data set; performing scene compression and scene optimization processing on the high-precision digital twinning scene to obtain a corresponding lightweight digital twinning scene packet; building a corresponding digital twinning platform based on the lightweight digital twinning scene packet; carrying out diversified service release and authority management on the digital twinborn platform to obtain a corresponding standardized digital twinborn service set; performing real-time monitoring and performance analysis on a digital twinborn service process based on the standardized digital twinborn service set, and performing feedback adjustment on a corresponding digital twinborn platform based on the standardized digital twinborn service set; the application efficiency and the application range of the digital twinning service are remarkably improved.

The invention provides a cloud platform docking service implementation method, system and device based on an adaptation layer and a medium, belongs to the technical field of cross-platform resource management and service integration, and particularly relates to a method for configuring an adapter for each cloud platform and mapping an API (Application Program Interface) of the platform to a standard RESTful API interface; performing standardization processing on interface return formats of different cloud platforms through a data conversion module, converting a heterogeneous format into a unified format, and outputting a unified data format; packaging and abstracting services of different cloud platforms; identity authentication is realized by randomly generating a secret key in cooperation with an encryption and decryption algorithm, and a verification mechanism of a source request IP is preset; and recording an operation log and an error log in the docking process, and recording an interface calling frequency, a requester IP and error information of an abnormal logic node. According to the method, the adaptation layer is introduced, the isomerism of the bottom cloud platform is shielded, and unified interfaces and services are provided, so that efficient and flexible cloud platform docking is realized.

The embodiment of the invention provides a local life service integration method and device and terminal equipment. The method comprises the following steps: integrating a plurality of heterogeneous local life service providers into a gas station service platform to obtain a local life service platform, and collecting real-time service data in real time; non-oil sales fluctuation of the gas station is predicted based on the real-time service data, and the order quantity and the delivery cycle of upstream and downstream suppliers are dynamically adjusted according to a prediction result; constructing a multi-dimensional data analysis model, predicting user traffic and various service demands in different time periods every day, and configuring a corresponding local life service time window based on a prediction result; dynamically updating callable local life service resources and dynamically deploying gas station human resources based on the order quantity, the delivery cycle and the local life service resource configuration; and generating a personalized service list of the user by using a collaborative filtering algorithm and a reinforcement learning algorithm, interacting with the user in an interaction interface, and providing corresponding local life service resources for the user.

Operations of a digital signature manager may include detecting, in a certificate repository on a first virtual cloud network, set of one or more new certificate authority (CA) certificates; transmitting, to a key management service hosted on a second virtual cloud network, a CA dataset that includes the set of one or more new CA certificates; receiving, from the key management service, a digital signature of the CA dataset generated based at least on a global private key stored on the second virtual cloud network in a private key repository associated with the key management service; and storing the digital signature in the certificate repository in a data structure that associates the digital signature with the CA dataset.

The invention provides a visualization system capable of synchronously displaying multiple types of data according to time. Comprising a distributed service cluster composed of a micro-service, a user management micro-service, a data transmission micro-service, a data storage management micro-service, a data extraction micro-service, a data visualization display micro-service, a data visualization template management micro-service and a resource monitoring micro-service; the micro-services are packaged in a containerized manner and interact by adopting a lightweight communication protocol, and automatic deployment and dynamic expansion are realized through a container arrangement tool; the system is provided with a basic parameter set with customizable micro-service configuration and a graphical configuration interface which are used for cooperatively generating a system operation environment configuration strategy. The user management micro-service establishes a multi-dimensional authority system based on a role access control model, and records an operation log to realize audit tracking; the data transmission micro-service integrates a plurality of heterogeneous data access modes, carries out transmission process verification and carries out secure channel transmission through the service gateway.

A method is described for Wi-Fi sensing. The method is carried out by a networking device configured to operate as a station (STA) and includes at least one processor configured to execute instructions. The STA is associated with an original access point (AP) of an original basic service set (BSS) to establish an original association between the STA and the original AP. The STA and the original AP have an original communication link and an original sensing link established therebetween, the original communication link being established for data transmissions and the original sensing link being established for sensing transmissions. A transition management request identifying a preferred communication link between the STA and a preferred AP of a preferred BSS different than the original communication link with the original AP is received. Further, transmission of a transition preference indicating a preference to preserve the original sensing link is caused.

The invention provides a TCP long connection server automatic expansion method and system. The method comprises the following steps: acquiring and monitoring various load indexes of a server in real time; receiving and analyzing the real-time load data, and judging whether resources need to be expanded or reduced currently according to a preset threshold value; based on the current load trend and historical data, performing short-term load prediction by adopting an extended decision algorithm; when expansion or reduction conditions are met, expansion or reduction operation is started, and a capacity expansion and reduction decision instruction is output; configuring a plurality of load balancing strategies, and distributing the received TCP long connection request to each service instance; and dynamically adjusting the size of a connection pool in the TCP long connection service cluster according to the system load condition and the capacity expansion and contraction decision instruction, and executing TCP connection load balancing operation after resource expansion or reduction. According to the invention, dynamic adjustment of resources is realized through technical means of load monitoring, automatic expansion, load balancing, dynamic connection management and the like, so as to meet service requirements under different load conditions.

A system for provisioning a plurality of resources in connection with a service to be provided in an autonomous vehicle (AV) infrastructure environment is described and includes a cloud platform executing a platform as a service (PaaS) cluster; a service-specific file specifying the plurality of resources; a values file specifying configuration information for each of the plurality of resource specified in the service-specific file; and a service for deploying the plurality of resources comprising the service on the cloud services platform using the service-specific file and the values file.

An access point (AP) may enable and manage non-primary channel access (NPCA) with a station (STA). The AP and the STA may each specify various switching rules for triggering channel switch from a primary channel to a backup NPCA primary channel for NPCA operation, including rules regarding switching delays by which a switch may need to perform and rules regarding whether a primary channel is occupied by an overlapping basic service set (BSS). The AP and the STA may also exchange various frames that provide a capability indication regarding support for NPCA operation as well as one or more parameters and rules regarding the NPCA operation.

The invention provides a service recommendation decision-making method based on large model retrieval enhancement generation and related equipment. The method comprises the following steps: acquiring an unstructured service demand; calling a large language model to perform semantic analysis and extension on the service demand, and generating an unstructured extended semantic text; encoding the extended semantic text to obtain a semantic query vector; querying a service description of each pre-stored service from a service database, respectively calculating a first similarity score between the semantic query vector and the service description, expanding a second similarity score between each keyword in the semantic text and the service description, and screening out a candidate service set having semantic association with the service demand; all corresponding application programming interfaces in the candidate service set are determined, and a final application programming interface set is screened out and recommended according to the use frequency of the various application programming interfaces, the semantic similarity among the labels and the semantic query vectors. According to the method and the device, the API recommendation accuracy is improved.

The invention provides a link tracking method and system for a service cluster based on log burying points, and belongs to the technical field of distributed monitoring. According to the method, a link tracking ID is generated through a snowflake algorithm at a starting point of service calling, and service IDs are distributed to micro-service nodes participating in service calling; setting log burying points at the entrance, the exit and the key logic processing points of each service according to preset burying point logic; asynchronously recording link tracking information contained in the service node through the log burying point, and uploading the information to a storage system for storage; according to the link tracking ID and the service ID in the link tracking information, the link tracking information is connected in series, a complete calling link called by the service is restored, and meanwhile a service calling topological graph is generated. According to the method, real link information can be quickly and accurately tracked, and quick retrieval and analysis of a large amount of real-time link data can be supported.

The invention relates to the technical field of electric digital data processing, and discloses a multi-source data automatic processing and service integration system based on artificial intelligence driving. Comprising the steps that a multi-source data access module achieves concurrent data access and caching, an AI driving data preprocessing module completes field automatic mapping through a data isomerism adaptation algorithm, and an intelligent data fusion module calculates a multi-source data fusion weight through a dynamic weight distribution algorithm; the service integration module realizes standardization of fusion data, and the monitoring scheduling module monitors each module in real time. High-concurrency multi-protocol data access is achieved through multi-source data automatic processing and service integration and a distributed Kafka cluster, automatic data mapping and precise data cleaning are completed through an improved algorithm depending on an AI driving module, the data fusion precision is improved in combination with a dynamic weight algorithm, the service integration flexibility is enhanced through multi-protocol API packaging and load balancing, and the service integration efficiency is improved. And stable system operation and maintenance are guaranteed.

An Access Point (AP) wireless station operating in a wireless network may include a memory device storing a set of instructions and a processor coupled to the memory device. The set of instructions when executed by the processor may cause the AP to receive an OBSS status report frame from a wireless station (STA), and in response identify one or more feedback APs in the OBSS status report frame, select one or more APs from the one or more feedback APs for a cooperative transmission, transmit an AP cooperative request frame to the selected APs, and receive an AP cooperation confirmation frame from the selected APs.

This disclosure provides methods, components, devices and systems for interference reduction between wireless communication devices of overlapping basic service sets (OBSSs). Some aspects more specifically relate to signaling mechanisms associated with an OBSS channel sounding operation and power control mechanisms associated with OBSS interference mitigation, either or both of which a first access point (AP) associated with a first basic service set (BSS) may leverage as part of a coordinated beamforming scheme with a second AP associated with a second BSS. In accordance with OBSS channel sounding, the first AP may associate a set of sounding packets with one or more parameters indicative of the second BSS such that the sounding packets appear, to OBSS stations (STAs), as in-BSS sounding packets. Additionally, or alternatively, the first AP may employ a power control mechanism according to which the first AP may apply portion-by-portion transmission power control.

The embodiment of the invention provides an abnormal application determination method and device for a micro-service cluster, equipment and a medium, and the method comprises the steps: obtaining historical log data and current abnormal log data of an application, and an abnormal request for accessing the micro-service cluster through an entrance gateway, generating at least one historical log template according to the historical log data of the application, generating at least one current log template according to the current abnormal log data of the application, and comparing the historical log template with the current log template to obtain the difference degree of the application; and obtaining the target application called by the abnormal request and the difference degree of the target application, and determining the abnormal application of the micro-service cluster based on the difference degree of the target application. According to the embodiment of the invention, the possible abnormal root cause of the micro-service cluster can be obtained by collecting and intensively analyzing the log data and cooperating with the calling relationship of the micro-service cluster, so that the dependence of operation and maintenance personnel on front-line research and development personnel can be greatly reduced, and the loss caused by faults and the manpower troubleshooting cost are reduced.

The embodiment of the invention provides a communication method and device. The communication method is applied to a basic service set transfer scene. The communication method comprises the steps that a request frame is sent to a first access point, the request frame is used for triggering response frame sending, and a station and the first access point are not associated. A response frame is received from the first access point, the response frame including a first transmit power at which the response frame is transmitted. And determining the downlink receiving signal quality. The first transmitting power and the downlink receiving signal quality are sent to a second access point, the first transmitting power and the downlink receiving signal quality are used for a decision of basic service set BSS transfer, the second access point is associated with the station, and the first access point and the second access point belong to the same extended service set. In this way, the BSS transfer efficiency of the AP associated with the current station can be improved.

The invention discloses a data synchronization method, device and equipment and a medium, the method is applied to any target service node in a service cluster, and the method comprises the following steps: when the target service node is used as a candidate node, sending a main node election request to each survival service node in the service cluster, when election success responses fed back by all the survival service nodes are received, the candidate node is converted into the main node; when the target service node is used as a main node, sending a data acquisition request to each survival service node in the service cluster to acquire a consensus information version number fed back by each survival service node; and determining a first service node to which the latest consensus information belongs according to each consensus information version number, acquiring snapshot data of the latest consensus information from the first service node, and synchronizing the snapshot data to all survival service nodes in the service cluster. According to the scheme, the consistency of the consensus information in the service cluster can be accurately ensured on the premise of effectively ensuring the time delay performance of the system.

This disclosure provides methods, components, devices and systems for interference reduction between wireless communication devices of overlapping basic service sets (OBSSs). Some aspects more specifically relate to signaling mechanisms associated with an OBSS channel sounding operation and power control mechanisms associated with OBSS interference mitigation, either or both of which a first access point (AP) associated with a first basic service set (BSS) may leverage as part of a coordinated beamforming scheme with a second AP associated with a second BSS. In accordance with OBSS channel sounding, the first AP may associate a set of sounding packets with one or more parameters indicative of the second BSS such that the sounding packets appear, to OBSS stations (STAs), as in-BSS sounding packets. Additionally, or alternatively, the first AP may employ a power control mechanism according to which the first AP may apply portion-by-portion transmission power control.

Embodiments of the present disclosure relate to transmission of network access information for wireless devices. A method comprises transmitting an authorization request for the wireless device to a server upon receiving a presence announcement message from a wireless device. The method further comprises receiving an authorization response from the server including network access information and bootstrapping information of the wireless device. The method further comprise performing authentication with the wireless device based on the bootstrapping information. The method also comprises transmitting the network access information to the wireless device. The network access information includes a service set identifier (SSID) for a wireless local area network (WLAN) and credential information for the mobile device to access the WLAN. By automatically distributing network access information to the wireless device without requiring any user input, the efficiency of device provisioning and the security of WLAN can be improved.

Disclosed is a wireless communication method, and the method includes: receiving, by a first access point device, first information transmitted by a first station device, where the first information is used for indicating information of at least one first basic service set (BSS), transmission within the at least one first BSS is capable of interfering with transmission during a restricted target wake time (R-TWT) service period (SP) established between the first station device and the first access point device, and the at least one first BSS is an overlapping basic service set (OBSS) of a BSS to which the first access point device and the first station device belong; and establishing, by the first access point device, an R-TWT between the first access point device and the first station device according to the first information.

The invention relates to a hard disk health degree assessment and early warning method and device based on multi-model integration and a medium, and the method comprises the following steps: obtaining SMART log files running in real time in each hard disk node in a service cluster, and carrying out the preprocessing; the preprocessed SMART log file is input into a large model to be processed, the health degree score of each hard disk node is output, and the large model is integrated through multiple models; and judging whether the health degree score of each hard disk node exceeds a dynamic health threshold, if so, outputting an early warning signal, and if not, not outputting the early warning signal. Compared with the prior art, the method has the advantages that the risk that backup cannot be carried out due to the fact that the hard disk breaks down is reduced, and the purposes of cost reduction and efficiency improvement are achieved.

The invention provides an API gateway multi-service aggregation arrangement method and system based on a dynamic rule engine, and relates to the technical field of distributed system architecture.The method comprises the steps that an API gateway layer intercepts a service scene interface calling request initiated by a client side, and the request carries a service scene unique identifier identity certificate and analyzes the service scene unique identifier identity certificate to obtain a request parameter; retrieving a preset aggregation arrangement rule topology from a rule engine through the business scene unique identifier to obtain a target micro-service set; based on the identity credential and the target micro-service set, initiating a token joint request to an authentication center, and obtaining an access token set; and mapping predicate logic according to the request parameter and the target micro-service set parameter, analyzing a client request load through a regular expression engine, and generating a parameter key value pair set for each micro-service. The method is used for solving the problem of poor multi-service dynamic arrangement adaptability in the micro-service architecture.

The present invention discloses a satellite batch automated test system and its implementation method. The system is based on a B / S architecture and includes: a main test data processing center for parsing, interpreting, monitoring, processing and storing data, forwarding instructions to the front-end management according to authority, and providing data subscription services for application terminals; a test console for testing implementation and operation control; front-end management for connection management between the system and the front-end equipment; application terminals for system management, data maintenance management and real-time data monitoring of satellites across models; a data center for data access; a monitoring center for an overview of the system operation status and server hardware management; an equipment service cluster for starting ground equipment associated with the satellite, receiving on-board and ground instructions, sending them to the corresponding equipment, and returning success or failure information. The present invention can simultaneously meet the satellite short-cycle, low-cost, high-efficiency, and batch production test requirements.

The invention discloses a service scheduling method and system for a photoelectric hybrid low earth orbit satellite network, and relates to the technical field of satellite communication and network resource management.The method comprises the steps that the photoelectric hybrid low earth orbit satellite network is constructed, and topological information, node information and a to-be-scheduled service set of the photoelectric hybrid low earth orbit satellite network are obtained; establishing a mixed integer linear programming model containing node selection constraint, service scheduling sequence constraint and routing constraint by taking the minimum weighted sum of the total service completion energy consumption and the total service completion time as a target; in order to solve the problem of high model complexity, a heuristic algorithm based on simulated annealing is designed, and efficient solution is carried out by iteratively optimizing a scheduling sequence and a routing path of a service; and finally, implementing service scheduling according to the obtained optimal scheduling scheme. According to the method, heterogeneous characteristics of the photoelectric nodes and link resource conflicts are fully considered, dynamic balance of energy consumption and time delay is achieved, network energy efficiency and business service quality are remarkably improved, and the method is suitable for efficient operation of large-scale low-orbit satellite constellations.

The present disclosure provides a distributed lock processing method, a device, a storage medium, and a system. The method comprises: a client sequentially acquires a first session lease from a first service cluster, sends, on the basis of the first session lease, to the first service cluster a first request for creating a lock, acquires a second session lease from a second service cluster, and sends, on the basis of the second session lease, to the second service cluster a second request for creating a lock; the first service cluster and the second service cluster respectively create locks for the client when determining that no other client is occupying the locks, and send lock creation success messages to the client; and then, upon receiving the lock creation success messages sent by the two service clusters, the client determines that the client itself has acquired the locks. The high robustness of the locks is achieved by improving the complexity of a lock contention stage, thereby maintaining the high availability of a distributed lock service when the entire single service cluster is unavailable.

The present disclosure relates to computer-implemented methods, software, and systems for distributing task execution at nodes of a web service cluster. A request is sent from an interface gateway to execute a task at a first service node at a web service cluster. The first service node is one of a plurality of service nodes at the web service cluster. The first service node is selected to execute the task based on evaluating a resource status matrix defining resource statuses of the plurality of service nodes in the web service cluster and resource requirements of the task. A status response from the first service node is obtained after executing the task. The status response comprises a current resource snapshot of the first service node. The resource status matrix is updated based on the obtained status response from the first service node.

A uniform protocol can facilitate secure, authenticated communication between a controller device and an accessory device that is controlled by the controller. An accessory and a controller can establish a pairing, the existence of which can be verified at a later time and used to create a secure communication session. The accessory can provide an accessory definition record that defines the accessory as a collection of services, each service having one or more characteristics. Within a secure communication session, the controller can interrogate the characteristics to determine accessory state and / or modify the characteristics to instruct the accessory to change its state.

A method to continue Stream Classification Service (SCS) in roaming across Access Points (APs) in an Extended Service Set (ESS) may be provided. A first AP of the ESS may receive a SCS request from a station for a SCS flow. The SCS request may include a SCS identifier for the SCS flow and Quality of Service (QoS) resources requested for the SCS flow. The first AP may configure the QoS resources for the SCS flow at the first AP. A second AP of the ESS may receive a re-association request from the station in response to the station roaming to the second AP. The second AP may configure the QoS resources for the SCS flow at the second AP based on the re-association request.