97results about How to "Ensure data consistency" patented technology

The invention relates to the technical field of digital information processing, and provides a photovoltaic power station data operation and maintenance management system, and a data exchange network service management system comprises a server, a cloud management module, an edge calculation module, a data exchange module, a performance evaluation module, an intelligent routing module and a self-adaptive data synchronization module. The performance evaluation module is used for monitoring key performance indexes of the network state of the whole system, evaluating the current running states of the cloud, the edge nodes and the network state through the key performance indexes to form an evaluation result, and feeding back the result to the cloud management module, the edge calculation module, the self-adaptive data synchronization module and the intelligent routing module; and the data exchange module is responsible for data synchronization and exchange between the cloud and the edge nodes, so that the data consistency of the edge nodes in the system is ensured.

The invention provides a multi-platform fusion interaction method and system based on a large touch screen, and relates to the technical field of man-machine interaction, and the method comprises the steps: dividing a main control area and a cooperative display area, building a mapping relation between touch operation and a multi-platform interaction scene, recognizing a gesture intention through a neural network, and generating touch event data. After touch event data are received, a platform control instruction is generated according to the data dependency graph and the interaction rule base, a master control platform instruction is processed preferentially, and an execution result is synchronized to the cooperation platform or vice versa. And finally, establishing an inter-platform real-time data synchronization mechanism, transmitting data through a bidirectional data channel, dynamically adjusting a transmission strategy, and ensuring data consistency of each platform, thereby realizing efficient multi-platform fusion interaction, improving user experience and reducing system delay.

The invention discloses an improved PBFT consensus method and terminal, and the method comprises the steps: updating an initial reputation value of a node through a first PBFT consensus algorithm, and selecting a main node; the main node and the consensus node receive transaction information sent by the client and store the transaction information to node memory pools corresponding to the nodes respectively; the consensus node sends a transaction receiving notification to the main node, the main node sends a transaction confirmation message to the consensus node, and if the consensus node does not receive the transaction confirmation message, a transaction confirmation information obtaining request is sent to the main node; otherwise, judging whether transaction information corresponding to the transaction confirmation message exists in a node memory pool of the main node according to the transaction confirmation message, if not, broadcasting a transaction request to the node containing the transaction information to obtain the transaction information, constructing a candidate block by the main node, putting the transaction hash into the candidate block, and sending the transaction hash to the main node; and the broadcast candidate block is consensus through a second PBFT consensus algorithm, so that the bandwidth consumption of the main node is reduced, the block throughput is improved, and the disability possibility of the main node is reduced.

The invention discloses a multi-machine hot standby method and device, electronic equipment and a computer readable storage medium, and is applied to any cluster node in a distributed cluster, the cluster node can be configured to be a master node or slave nodes, when the cluster node is configured to be the master node, other cluster nodes are configured to be slave nodes, and when the cluster node is configured to be the slave nodes, the other cluster nodes are configured to be the slave nodes. The method comprises the following steps: determining a self node type according to pre-configuration information; if the node is the slave node, heartbeat monitoring is carried out on the master node, and when a heartbeat signal sent by the master node is not monitored, a voting request is initiated to other slave nodes, so that a new master node is determined in the distributed cluster according to voting results of the other slave nodes; and if the distributed cluster is the master node, sending a synchronization request to each slave node in the distributed cluster when the client request is processed, so as to determine whether to execute a data synchronization operation corresponding to the client request according to the request response of each slave node. According to the scheme, the double-master phenomenon in the multi-machine hot standby process can be effectively solved, and the data consistency of the master equipment and the standby equipment is ensured.

The invention belongs to the technical field of atmospheric environment monitoring, and particularly discloses a dynamic inversion method, system, equipment and medium for near-ground greenhouse gas concentration, and the method comprises the steps: obtaining greenhouse gas concentration data of a ground observation station in a set time period of a target area, greenhouse gas concentration data of satellite remote sensing and meteorological data; geographic information data and CO2 emission list data; matching the data of the ground observation station with the remote sensing data of the satellite in time and space; on the basis of the space-time matching data, utilizing an ST-CatBoost remote sensing inversion model to obtain discrete strip-shaped near-surface greenhouse gas concentration; and utilizing the near-surface greenhouse gas concentration space prediction model to obtain the near-surface greenhouse gas concentration of the coverage target area with continuous space, and generating a near-surface greenhouse gas concentration space distribution diagram. According to the method, the data consistency of the near-ground observation point data and the remote sensing observation data in time and space can be ensured.

The embodiment of the invention provides a real-time data synchronization processing method and device, equipment and a storage medium. The method comprises the steps that in the data synchronization process, a transaction step table and a user operation table are updated according to log change information, transaction identifiers and operation information corresponding to the transaction identifiers are stored in the transaction step table, and the operation information comprises at least one operation step and an operation execution sequence; obtaining two operation steps belonging to the same transaction identifier in the transaction step table, and judging whether the operation execution sequence meets a preset sequence or not according to the transaction identifier and the operation execution sequence; if not, obtaining a target data updating instruction in the user operation table according to the transaction identifier; according to the data synchronization method and device, the first data compensation instruction is generated and sent to the distributed node, the data missing problem caused by the fact that the operation execution sequence of at least one operation step is wrong in the data synchronization process of the downstream system is compensated, and the data consistency of the downstream system is guaranteed.

The invention discloses a data read-write method and device in a storage system, electronic equipment and a computer readable storage medium, the storage system comprises a client, a main node and a plurality of storage nodes, the client and each storage node are connected to the main node, and the method is applied to the main node. Comprising the following steps: determining target storage nodes according to read-write control information sent by a client, and generating data read-write requests corresponding to the target storage nodes; if the data reading requests are data reading requests, sending the data reading requests to corresponding target storage nodes, so that the target storage nodes send first target data corresponding to the data reading requests to the client; if the data writing requests are data writing requests, sending the data writing requests to corresponding target storage nodes, so that the target storage nodes obtain second target data corresponding to the data writing requests from the client and store the second target data; and receiving a read-write completion message fed back by each target storage node and feeding back the read-write completion message to the client. According to the scheme, the data read-write efficiency in the storage system can be effectively improved.

The embodiment of the invention discloses an activity resource inventory management method and device, and the method comprises the steps: determining inventory consumption demand data according to an inventory consumption request for activity resources, and querying inventory configuration data corresponding to the activity resources from a key value storage system; performing cache inventory verification according to the inventory consumption demand data, the inventory configuration data and the inventory consumption record data corresponding to the activity resources stored in the cache; if the cache inventory verification is passed, updating the inventory consumption record data in the cache, and performing key value storage inventory verification; and if verification of the key value storage inventory is passed, persistently storing the inventory consumption record data in the cache into a key value storage system. Active resource inventory management is realized in a form of combining a key value storage system and a cache, and high-performance inventory management can be realized while data reliability is ensured.

The application discloses a kind of highway maintenance digital twinborn application system construction method and system, it is related to digital twinborn technical field, the steps of this method include: real-time acquisition of the multi-source perception data of highway section, and introduce constraint engine, to highway three-dimensional entity construction, generate several three-dimensional sub-image model;Among them, multi-source perception data includes highway image, highway laser point cloud and component attribute;Based on three-dimensional sub-image model, abstractly constructed to form topological space, adopt interpolation algorithm to generate datum curve, and combine the grid vertex of three-dimensional sub-image model, identify envelope boundary, to execute cross section scanning and generate target rendering road;Based on target rendering road, identify disease area, and based on disease area introduce preset maintenance rule, through semantic mounting mapping back to topological space, form digital twinborn application system;The application improves the efficiency of highway maintenance management, improves the computing power and rendering performance of three-dimensional rendering.

The present application discloses a database synchronization method, device and electronic device, the method comprising: obtaining a data processing instruction, wherein the data processing instruction at least includes a first identifier of data to be processed; deleting first data corresponding to the first identifier in a first database corresponding to the electronic device; processing the first data corresponding to the first identifier in a second database corresponding to the electronic device; the second database and the first database are different in database structure; wherein the processed first data in the second database is used to write into the first database, so that the first database and the second database are consistent with each other at least in terms of the first data.

The present invention relates to the field of federated learning technology, and discloses a semi-asynchronous federated learning method based on blockchain, comprising the following steps: creating a global model A and initializing it; the client extracts the global model A and trains it on local data to generate updated model parameters; then generates a new global model B and packages it into a new block; uses the NDP-Kmeans clustering algorithm to perform clustering grouping; after the grouping is completed, distributes the global model B to each client group; the client in the group uses the global model B to perform model update on local data; packages the latest global model into a block, uploads it to the blockchain network and reaches consensus, and executes it cyclically until the global model converges and reaches the expected performance index, or the training process reaches the preset maximum round. While maintaining the quality of model update, the method of the present invention greatly improves the overall efficiency of federated learning in a device heterogeneous environment.

The invention relates to the technical field of multi-platform data interaction, and discloses a multi-place multi-node database interaction method, device and equipment and a storage medium, a service platform for sending information forms an information list and an information flow table based on interaction information between the service platform and other service platforms; information needing to be transmitted is called from a service database based on the information list to be processed to form an information vector, and the information vector is multiplied by a preset reversible matrix to form transmission information; and sending the transmission information to a corresponding service platform according to the information flow table. And the service platform receiving the information decrypts the transmission information to obtain the information content, judges whether a transmission packet loss condition exists according to preset information in the information content, generates a packet loss detection result and feeds back the packet loss detection result to the service platform sending the information. According to the invention, a safe and efficient data interaction method can be provided for data interaction between different service platforms, so that data consistency and data security during data interaction are ensured, and interaction performance is provided.

The present disclosure provides a business processing method, an application generation method, a server, a device, an equipment and a storage medium. When generating an application, the class of the target object can be set to be associated with the base class of the object library, and a lock mechanism for the object business can be added in the base class. During the operation of the application, the class of the target object can inherit from the base class of the object library. When a business request initiated for the target object is received, the target object can be controlled to implement the target business corresponding to the business request according to the lock mechanism added in the base class. In this way, applying a lock mechanism to the business can ensure the data consistency of the object during the business processing process, effectively reduce the data processing volume and resource occupancy rate, improve the operating performance of the application and the business processing efficiency, and when writing the application, it is only necessary to add a lock mechanism once in the base class, which can effectively reduce the number of codes, realize the lightweight of the application code, effectively reduce the coding workload of the developers, and greatly reduce the consumption of manpower and material resources.

The invention discloses a data synchronization method and device. A specific embodiment of the method comprises the following steps: taking a target storage system as a virtual master node, and establishing a connection between a slave node and the virtual master node; determining synchronized pre-written log data in the slave node; and performing data synchronization between the virtual master node and the slave node according to the synchronized pre-written log data. According to the method, the native master-slave replication mechanism of the database is simulated, a data synchronization process from the target storage system as the virtual master node to the slave node can be realized without introducing a new component between the target storage system and the slave node, the method is perfectly fused with the native master-slave replication mechanism of the database, an additional high-availability mechanism does not need to be introduced, and the data synchronization efficiency is improved. The overall availability of the system is higher; the slave nodes can be set to be in a read-only mode, so that the data consistency between the slave nodes and the target storage system is ensured.

The invention discloses an ice rink detection trolley based on UWB positioning and a detection method thereof, and relates to the technical field of automatic detection robots. The intelligent trolley body realizes motion control through a path planning result, the vehicle-mounted NUC lower computer cooperates with the remote control upper computer to realize remote control and data reading, the UWB positioning module cooperates with the UWB base station to solve the current position, the laser radar sensor is used for obstacle detection and local path re-planning, the IMU attitude sensor acquires an attitude angle, and the vehicle-mounted NUC lower computer cooperates with the remote control upper computer to realize remote control and data reading. The temperature and humidity sensor, the illumination sensor and the infrared temperature sensor are used for respectively measuring environment temperature and humidity, illumination intensity above the ice surface and ice surface temperature, and the communication module is used for realizing real-time data transmission. Multiple sensors are integrated and carried on the basis of an intelligent trolley body, the automation degree is improved, manual intervention is reduced, the positioning precision and repeatability of a detection point location can be guaranteed, the dynamic obstacle avoidance capacity is achieved in combination with path planning, and one-time synchronous collection of multiple parameters of a single point location is achieved.

The invention discloses a business data updating method, device and equipment and a storage medium, and the business data updating method comprises the steps: monitoring a data updating event of basic business data, and determining the basic business data with the data updating event as target business data, determining a service module having a mapping relationship with the target service data as a target service module; determining updating priorities of the target service modules according to the calling dependency relationship between the target service modules; and based on the update priority of the target service module, controlling at least one target service module to sequentially call a data update interface to perform module update. According to the technical scheme, the updating efficiency of data updating and the accuracy of the updated data are improved, and meanwhile the data consistency between the service modules is ensured.

This invention relates to a constant pressure control system for an optical cavity based on pump-valve coordination and water immersion sensing, and its active protection method. Belonging to the fields of precision instrument control and industrial automation, the system integrates an electronically controlled proportional valve and an air pump through a pump-valve coordinated pressure control unit. It dynamically adjusts the intake and exhaust flow rates based on an adaptive PID algorithm and a coordinated allocation function, achieving high-precision, rapid, bidirectional adjustment of the optical cavity pressure. Simultaneously, it employs a dual environmental sensing unit including visual perception and capacitive liquid level sensing, which executes constant pressure control and active anti-intrusion monitoring in parallel through an intelligent coordinated control unit. When visual detection identifies a risk of water intrusion, the system proactively limits the pump speed; when the capacitive sensor detects liquid water intrusion, it immediately executes an emergency shutdown. This solves the problem of difficulty in coordinating pressure control and safety assurance in traditional technologies, achieving a unified approach of long-term precise constant pressure and active contamination protection, significantly improving the system's reliability, safety, and intelligence level under complex operating conditions.

The invention relates to the technical field of financial science and technology, and discloses a channel-oriented open bank platform, which comprises a channel access module used for a target channel to access a bank system; the channel management module is used for distributing cooperation levels and access permissions to different data of the bank system to the target channel provider according to the business service information of the target channel provider; the financial service module is used for integrating various financial products and providing corresponding financial products and financial services according to the historical data of the target channel provider; the terminal fusion module is used for installing the open bank platform to different terminals; and the platform optimization module is used for collecting feedback information of each channel provider and optimizing the open bank platform according to the feedback information. Personalized products and services are provided for the channel vendors by accessing the channel vendors into the bank system, so that data intercommunication and business linkage between banks and the channel vendors are realized, co-construction and sharing of financial ecology are promoted, and the service efficiency and the service quality of the banks are improved.

The invention relates to a transaction data processing method and device and computer equipment. The method comprises the following steps: acquiring a transaction object identifier, a request end identifier and financial transaction data of a financial transaction request sent by a request end; obtaining existing financial data of the transaction object identifier, and when the existing financial data of the transaction object identifier does not have transaction authority information, generating current transaction authority information of the request end identifier based on the request end identifier and the existing financial data of the transaction object identifier; carrying out transaction calculation according to the financial transaction data and the existing financial data of the request end identifier based on the current transaction authority information to obtain target financial data of the request end identifier, and carrying out transaction calculation according to the existing financial data of the transaction object identifier and the financial transaction data to obtain target financial data of the transaction object identifier; and when the financial transaction of the financial transaction request is completed, deleting the current transaction authority information identified by the request end. By adopting the method, the consistency of the transaction data can be ensured.

The invention provides a model instance management method and device for a large model, equipment and a medium, relates to the technical field of artificial intelligence, in particular to the technical fields of machine learning, deep learning and the like, and can be used for application scenes such as generative search, document intelligent editing, intelligent assistants, virtual assistants, intelligent e-commerce and the like. According to the implementation scheme, multiple pieces of first sample data used for training a first large model are received; rearranging the multiple pieces of first sample data according to respective sequence identifiers to obtain multiple pieces of second sample data; and sending a first instruction to a plurality of reasoning services in which a first model instance runs, so that each reasoning service in the plurality of reasoning services reads each second sample data in the plurality of second sample data in sequence, and training the corresponding first model instance based on the second sample data.

The invention provides a secure communication method and system, and the method comprises the steps: calling a Python tool to generate a serialized code and a deserialized code, carrying out the integrated deployment of the serialized code at a transmitting end, and carrying out the integrated deployment of the deserialized code at a receiving end; the sending end serializes the pre-sent data according to the serialization code, and sends the serialized data to the receiving end; and the receiving end performs deserialization on the serialized data according to the deserialization code, and performs crc16 or checksum verification on the deserialized data. Through the scheme, the code quantity can be reduced, the application development efficiency is improved, and the security and reliability of data communication are guaranteed.

The embodiments of the present application provide a distributed service system, an instance splitting method, a device, a medium and a program product. In the embodiments of the present application, in response to an instance splitting event, the service instance is expanded, and a write-disable instruction is used to prevent new data from being written to the expanded service instance. The expanded service instance is then split into multiple service instances, thereby achieving the splitting of the service instance. In the expansion phase, the original service node of the service instance can still provide services, and data synchronization can be completed while ensuring service continuation. By preventing new data from being written to the expanded service instance, the multiple service instances after the split start to split from the same state, thereby ensuring data consistency of the service instances before and after the split.

The application provides an execution body data online synchronization system, method, medium, program product and node device suitable for a mimic environment, and an innovative solution is proposed for the business continuity problem in the execution body synchronization process, which greatly improves the efficiency and reliability of data synchronization. By adopting advanced synchronization technology, the application can realize instant online synchronization of data during the online process of the execution body, and ensure seamless connection of the business process. Specifically, the application significantly reduces the business interruption time to below 10 milliseconds, which not only meets the efficient business demand, but also reaches the level of almost imperceptible business interruption for users. This almost imperceptible synchronization technology not only improves the user experience, but also provides strong protection for the business continuity and data consistency of enterprises. In the wave of digital transformation, the application of the application will bring revolutionary changes to various industries.

The invention relates to the technical field of databases, and discloses a database table foreign key association reconstruction method and device. The method comprises the steps that columns of multiple target data tables are combined in pairs to generate column pairs, and a first set is constructed based on all the column pairs; pruning the first set based on the target unique key through the target large language model; constructing a second set based on column pairs reserved after pruning; performing foreign key association detection on the column pairs in the second set through the target large language model to obtain a detection result; traversing all the column pairs with foreign key association, and deleting at least one column pair with foreign key association through the target large language model under the condition that foreign key conflicts exist between the column pairs so as to eliminate the foreign key conflicts; under the condition that foreign key conflicts do not exist between the column pairs, foreign key association is reconstructed for the multiple target data tables. By adopting the method, the accuracy and generalization of foreign key association reconstruction of the database can be improved, and the reconstruction quality is improved.

The present invention relates to a cable line refined monitoring method and system based on a three-dimensional digital model, comprising the following steps: S1: using laser scanning, unmanned aerial vehicles, and total station equipment to map the cable and its surrounding environment to obtain three-dimensional point cloud data, two-dimensional image data, and spatial coordinate data; S2: extracting the depth features of the cable and its ancillary facilities in the image; S3: recovering the position of the camera from the multi-view image through the SfM algorithm and generating three-dimensional point cloud data; S4: integrating the point cloud data generated by laser scanning and the SfM algorithm, unifying them into a coordinate system, and constructing a refined three-dimensional model; S5: installing sensors at key nodes, and synchronizing the data with the three-dimensional model; S6: based on a machine learning algorithm, intelligently predicting the operation data collected by the sensor, dynamically adjusting the alarm threshold, and intelligently generating alarm information. The present invention can effectively improve the refinement of cable line operation monitoring and realize real-time and accurate monitoring of cables and their ancillary facilities.

The application discloses a kind of multi-source big data acquisition and pre-processing database construction method and system, it is related to database technical field, the present application completes multi-source heterogeneous data acquisition using edge-center two-level distributed architecture, and the security of data transmission is guaranteed by transmission encryption and integrity check mechanism, hierarchical pre-processing is carried out to data to realize heterogeneous data semantic alignment and multidimensional fusion;Distributed hybrid storage architecture is constructed, adaptive database index mechanism is set, and through multidimensional data quality evaluation, the incremental update and full-amount synchronization of database are realized.The present application can realize the unified collection of various source data, standardized processing, effectively break the data island barrier, significantly improve data processing efficiency and storage running performance, and stably guarantee the overall data quality and data consistency of database.

The invention provides a direction-angle-variable airspace management Web grid generation and drawing assembly and method, and aims to adapt to complex terrains and optimize the coverage of grids on geographic information by dynamically adjusting the grid direction and angle. The assembly comprises a user interface and visualization module, a self-adaptive terrain grid construction module and a coverage detection module. The user interface module integrates data and provides a graphical operation interface, the adaptive module dynamically adjusts the grid according to the terrain and user parameters, and the coverage detection module ensures that the grid meets the coverage requirement. According to the method, through real-time feedback, accurate rotation calculation, flexible adjustment of the size and the shape of the grid and accurate coverage detection, the efficiency and the precision of airspace management are remarkably improved.

The application discloses a kind of wisdom community service management and livelihood service integration system, it is related to wisdom community service management technical field, including basic data middle desk docking community internet of things sensing equipment, property management business system, government livelihood service database, after the normalization cleaning of multiple source heterogeneous data is completed, unified storage data;Service demand full-channel acquisition module interfaces multiple resident interaction ports, and demand classification is marked by semantic recognition automatically;Dynamic scheduling matching module generates standardized disposal work order, and the optimal disposal subject is matched to complete demand response;Livelihood service active push module is based on user portrait directional push adaptation livelihood service;Two-way evaluation closed loop module collects multidimensional service evaluation, and reflux optimizes subsequent service scheduling process.The application breaks the data barrier of property system and government system, realizes property service and livelihood service full-scene coverage;Multi-dimensional matching algorithm and cross-subject collaborative mechanism can improve demand response speed and disposal efficiency.

The application relates to the computer technical field, and provides a cache break protection method and system, an electronic device and a storage medium, the method comprises the following steps: responding to a data request, and analyzing out to-be-requested data in the data request; querying the to-be-requested data in redis to obtain a query result; querying a first mysql according to the query result; the first mysql is a temporary key value storage position. The cache break protection method provided by the application queries through the interaction and cooperation of redis and mysql, the number of times of occurrence of the cache break condition is reduced, server unavailability accidents are avoided, the risk of avoiding deadlocks is realized, and data consistency is ensured.

The invention belongs to the technical field of workstation systems, and particularly relates to a work ticket self-service system and a use method thereof. Through the cooperation of the execution item login system and the execution permission approval unit, the user permission is locked from an execution port corresponding to the permission, and secondary approval is performed in combination with the real-time state of the equipment read by the wired signal acquisition unit in the cabinet, so that a complete and safe application chain is formed. The self-service operation instruction is synchronously stored in the corresponding terminal parameter storage unit and can be kept synchronous with the transaction processing terminal system, so that the lending and returning operation time, the specific workstation, the user identity, the operation content and the corresponding equipment state can be completely recorded; therefore, the management traceability is realized, and meanwhile, the data uniformity among a plurality of work stations is ensured.