247 results about "Data publishing" patented technology

The invention discloses a lock-free single-memory data sharing method and device for an embedded real-time system. The method comprises the following steps: statically distributing a unique memory space for each message type; when a publisher task needs to update shared data, new data is written into a memory space of a corresponding message type, it is ensured that data writing is completed and is visible to other tasks, the atomic version number of the memory space is progressively increased, and data publishing is completed; and when the subscriber task needs to read the shared data, firstly reading the atomic version number of the memory space, then copying the content in the memory space to the local buffer area, reading the atomic version number again, and if the two version numbers are consistent, confirming that the read data is complete, otherwise, executing the reading process again. According to the method, the use of a lock can be avoided, dynamic memory allocation is avoided, copying of multiple memories is avoided, and efficient, strong-determinacy, extremely-low-memory-overhead, safe and reliable inter-task data communication is realized.

One or more embodiments of the invention provide a physical equipment data uplink method and device, equipment and a storage medium, which are applied to physical equipment. The method comprises the following steps: initializing an SDK (Software Development Kit), and acquiring a first key pair and a second key pair by the SDK; sending the acquired device data to an SDK, performing classical digital signature processing on the device data by the SDK based on a private key in a first key pair to obtain first signature data, and performing post-quantum digital signature processing on the device data and the first signature data based on a private key in a second key pair to obtain second signature data; and sending the device data, the first signature data and the second signature data to a block chain service platform, verifying the second signature data based on a public key in the second key pair by the block chain service platform, verifying the first signature data based on a public key in the first key pair after the verification of the second signature data is passed, and sending the verification result to the block chain service platform. And after the verification of the first signature data is passed, publishing the device data to a block chain for uplink evidence storage.

A platform including a modification module and an access module may receive live or near real-time event-related data from a data source. The modification module may receive HTTP requests from a browser of a user device for the event-related data and transmit the event related data in response to a push request or on-demand. The modification module may receive event-related data manipulations from the browser and transmit modifications to the event related data to the browser resulting from the manipulations. The modification module may further receive publication requests from the browser to publish data. The data may include a graphic designation and an associated set of event-related data. The data may be published to the access module. The access module may map the data to a specific graphic format, and publish the mapped data to one or more downstream clients.

A platform including a modification module and an access module may receive live or near real-time event-related data from a data source. The modification module may receive HTTP requests from a browser of a user device for the event-related data and transmit the event related data in response to a push request or on-demand. The modification module may receive event-related data manipulations from the browser and transmit modifications to the event related data to the browser resulting from the manipulations. The modification module may further receive publication requests from the browser to publish data. The data may include a graphic designation and an associated set of event-related data. The data may be published to the access module. The access module may map the data to a specific graphic format, and publish the mapped data to one or more downstream clients.

The invention provides an enterprise-level API gateway management method and system, and the method comprises the steps: API registration: an API registration platform receives input or batch-uploaded API metadata, and submits an auditing application after the registration is completed; aPI examination and approval: executing a differential examination and approval process according to the interface type, and exporting interface data after the examination and approval are passed; aPI release: importing the approved interface data into an API gateway management station, persisting the data to a relational database at the management station, and issuing a change notification to an API gateway; and updating the configuration of the API gateway: pulling and caching the database configuration data when the API gateway is started, continuously monitoring the data change of the management station, and updating the local cache in real time to take effect of a new routing strategy. According to the application, the reliability, the safety and the observability of the whole API management system can be improved.

The invention relates to the technical field of computer and intelligent mine program operation and maintenance, in particular to an operation and maintenance system and method for mine program management and state monitoring. A database operation and maintenance module, a port monitoring module, a service management module, a system diagnosis module, a subscription data publishing and tracking module, a distributed service detection module and a data management module are fused, so that the capability of monitoring general configuration or states of machines and services is realized, and data formats are unified; and fault diagnosis and troubleshooting are carried out on modules with problems rapidly. According to the application, various operations of related applications of the intelligent mine platform in a whole business process period such as deployment, updating, troubleshooting and configuration information updating are fused, and the method is very suitable for deployment maintenance and troubleshooting operation and maintenance of deployment personnel and developers on the intelligent mine application in a mine scene.

The invention discloses a nuclear power station DCS data acquisition system, method, device and equipment and a medium, and is applied to the technical field of nuclear power, and the method comprises the steps: configuring data point configuration data, such as data point names, data types and data point acquisition frequencies, of data points corresponding to a target data acquisition task through employing a data point configuration file; the user can conveniently fill and edit the data point configuration data, the learning curve and complexity of the user are reduced, the risk of data point configuration errors is reduced, the flexibility and convenience of data point configuration are improved, and the personalized configuration requirement of a specific application scene is met. Moreover, data exchange is carried out between the nuclear power station DCS data acquisition system and the nuclear power station DCS system by adopting a publishing and subscribing mode, so that unnecessary data polling can be eliminated, the real-time performance of data updating is improved, and the waste of network bandwidth and processing resources is reduced. In addition, data publishing and subscribing are carried out in a multi-thread mode, the performance can be optimized, and the response speed can be increased.

The invention discloses a micro-isolation system and method based on service awareness in a zero-trust environment, the micro-isolation system comprises three units of a zero-trust engine, a zero-trust execution agent and a micro-service node, and the zero-trust engine filters a service at a network protection boundary, extracts service context information and generates a service access data object; the zero-trust execution agent is in signal connection with the zero-trust engine and the micro-service node, the zero-trust execution agent transmits service awareness data to the zero-trust engine and receives a strategy issued by the zero-trust engine, and the zero-trust execution agent executes the strategy; and the zero-trust execution agent publishes the service basic data to a service bus. According to the method, verification logic and a resource system are isolated in a micro-service business flow perception and strategy association mode, and only micro-services in a permission range are allowed to perform data exchange. An authorization strategy model is established by utilizing multi-attribute characteristics such as micro-service types, service characteristics and network characteristics, so that fine-grained authority management is realized.

The invention provides a communication middleware construction method and system based on an open architecture. The method comprises the following steps: acquiring an open architecture model required for constructing lightweight communication middleware; modifying a data communication structure of the lightweight communication middleware into a data communication interface based on an open architecture model; according to the method, basic data processing and communication functions of lightweight communication middleware are deployed in an open architecture model, an upper-layer service interface of the lightweight communication middleware in the open architecture model is constructed, and specific calling of software components of the open architecture model is realized by utilizing the upper-layer service interface, the upper-layer service interface comprises an initialization service interface and a data release service interface of the lightweight communication middleware. According to the invention, the lightweight DDS is deployed in the AUTOSAR CP, and compared with the traditional IP-based service-centered communication middleware in the AUTOSAR CP, the DDS middleware enhances the guarantee of service quality.

The embodiment of the invention provides an enterprise material master data management method and device and a storage medium, relates to the technical field of enterprise data management and information, is applied to processing equipment deployed with a material data management model enhancement package, obtains a target material model suitable for a target enterprise, analyzes a material data table file based on the model, and stores the analyzed material data table file. The method comprises the steps of obtaining first material data, verifying the material data based on a quality verification rule base in an enhanced packet, cleaning the material data by adopting a material data cleaning tool in the enhanced packet according to a quality verification result to obtain second material data, and issuing a list and an external business system list according to the material data. And sending the second material data to the target business system through the material data release interface in the enhancement packet, thereby realizing definition and control for the material characteristic value, promoting the target enterprise to carry out comprehensive business process management conforming to the large enterprise, and further improving the material data sharing and cooperation efficiency of the multi-business system.

The invention provides a trajectory data publishing method and system based on privacy protection, and belongs to the technical field of trajectory privacy protection, the scheme not only protects user privacy from a space-time dimension, but also considers semantic privacy of a position point, and further improves the security of privacy protection; meanwhile, according to the scheme, the sensitivity of different stay points to different users is measured through indexes such as global access frequency, personal access frequency and radiation sensitivity, personalized privacy budget distribution is provided for the users according to the sensitivity, and therefore personalized requirements are met while privacy is guaranteed, and user experience is improved. According to the scheme provided by the invention, the privacy security of the user is ensured, and meanwhile, the personalized requirement is met.

The embodiment of the application provides a data processing method and device, a storage medium and a computer device, wherein the verification device public key is sent to the data publishing device when publishing data, so that the data publishing device encrypts the original key by using the verification device public key, and the first encrypted key and the encrypted data body are published as the encrypted data; when the data processing device receives the encrypted data, the data access request carrying the processing device public key and the first encrypted key is sent to the verification device, so that the verification device decrypts the first encrypted key by using the verification device private key, obtains the original key, encrypts the original key by using the processing device public key, returns the second encrypted key to the data processing device, the data processing device decrypts the second encrypted key by using the processing device private key, obtains the original key, and decrypts the encrypted data body to obtain the original data, thereby improving the security of the data.

A flow logging utility tracer (“FLUTE”) system can present a FLUTE user interface through which the FLUTE system can receive a trace request. The FLUTE system can interface, via a FLUTE controller, with a FLUTE adapter corresponding to a cloud environment associated with the trace request. The FLUTE adaptor can extract event log data from a log repository corresponding to the cloud environment. The FLUTE adapter can filter the event log data according to a logging specification. The FLUTE adapter can transform the filtered event log data for compatibility with a FLUTE stitcher. The FLUTE stitcher can generate tracing data based upon the event log data. The FLUTE stitcher can correlate the tracing data based upon a common identifier enforced by the logging specification, prepare the tracing data for publication to a distributed tracing system, and publish the tracing data to the distributed tracing system for storage.

The present disclosure describes techniques of releasing data while protecting individual privacy. A dataset may be compressed by applying a first random matrix. The dataset may be owned by a party among a plurality of parties and there may be a plurality of datasets owned by the plurality of parties. A noise may be added by applying a random Gaussian matrix to the compressed dataset to obtain a processed dataset. The processed dataset ensures data privacy protection. The processed dataset may be released to other parties.

Provided are a method and device for recommending a sales product and predicting a sales amount of an influencer. The device for recommending a sales product and predicting a sales amount of an influencer according to an embodiment comprises: a data collection unit that collects a plurality of pieces of sales history data respectively corresponding to a plurality of influencers and a plurality of pieces of SNS posting data respectively corresponding to the plurality of influencers; a posting data processing unit that analyzes the plurality of pieces of SNS posting data; a data storage unit that stores the plurality of pieces of sales history data, a plurality of pieces of keyword data, and a plurality of pieces of posting quantitative data for the respective influencers; a training unit that trains a product recommendation model with the data stored in the data storage unit; and a sales amount prediction unit that predicts a sales amount of a recommended product, the sales amount being output from the product recommendation model in correspondence to a target influencer. The training unit trains a deep learning-based product prediction model which recommends a sales product to the influencer on the basis of the input data.

The application discloses a differential privacy data publishing method based on risk self-adaption and structured Gaussian noise and relates to the technical field of data mining and privacy protection. The method comprises the following steps: preprocessing original table data and initializing a Rényi differential privacy accountant; calculating sample risk based on self-information and mutual information, and evaluating individual identification and structured correlation risk; constructing a structured dependence relationship between features by using a total variation distance and a spectral decomposition dependent projection algorithm, and generating a noise transformation matrix; constructing a synthetic data pool without real individual mapping based on a noisy edge distribution; and finally performing risk self-adaptive data cleaning and publishing. In the publishing stage, a dynamic camouflage mechanism is implemented according to the distance between the risk score and the sensitive threshold: structured noise is injected into high-risk samples to protect feature dependence, K-nearest neighbor camouflage replacement is performed on risk boundary samples by using a synthetic data pool, and independent noise is injected into low-risk samples. The application effectively retains the statistical correlation of data under the premise of strict privacy protection by fine risk measurement and structured noise injection, and significantly improves the utility of data in machine learning modeling.

The invention discloses a cross-system data transmission processing method and system, and relates to the technical field of data processing, and the transmission processing steps are as follows: S1, data are configured as a network sharing directory among different merchant systems, the data are written into the network sharing directory, and encryption processing is performed based on a quantum encryption technology; s2, a user inputs to-be-known commodity data in a webpage, the commodity data is published to a network sharing catalog, the network sharing catalog obtains information, and matched data is retrieved in a catalog list based on a knowledge graph enhanced NER technology; and S3, the retrieved data information is sent to a webpage, and matching values of the retrieved data are calculated. According to the method, the screening time of the user is shortened, and the data demand is obtained through opening the webpage browser under the condition of not changing and destroying the operation, the interface and the data of the original business system, so that the cross-system business run-through does not depend on the original factory any more, and the data application initiative is comprehensively mastered.

The invention belongs to the technical field of RPA, and particularly relates to a cross-platform installation-free high-performance RPA process block visualization editor. The system comprises a process block model module which is used for maintaining process block data and issuing a component modification event; the controller module is used for responding to the operation of the UI, packaging the operation into a command object and executing a command to modify the flow block model; meanwhile, an event publishing method on the process block model is called, and a listener is informed of the modified component; the view module comprises a view manager and a user interface UI; the view manager is used for maintaining a rendering tree consistent with the structure of the flow block model, and the rendering tree records rendering position information of each component relative to a parent component; and the view manager is also used for monitoring a component modification event, updating the rendering tree, searching the components in the visual area according to the rendering tree, and driving a user interface (UI) to only render the components in the visual area.

The present invention provides a method for connecting ubiquitous objects to data and networks to support electronic and networked access control and edge computing. Here, ubiquitous objects refer to personnel, objects, instruments and equipment, electronic data, and computer software that are intended to be connected to an information system for operational access. Using this method, an interface in software form, hardware form, or a hybrid of software and hardware can be constructed and applied to the Internet of Things, Industrial Internet, intelligent control, pan-manufacturing, and edge computing. This method implements various functions required for operational access to ubiquitous objects based on message and event processing, and separates the processing logic into three description methods: basic logic, message generation, and message scheduling. Through the dynamic combination of hooks, the network communication, status publishing, data publishing, service provision, behavioral intelligent control, collaborative-based pan-manufacturing, and edge computing of ubiquitous objects are realized. Business logic.

The present invention discloses a data synchronization method based on RocketMQ, aiming to overcome the problems of large error and easy failure of data synchronization in the prior art. The method comprises: obtaining update data, data identifier of update data, current thread number and number of currently available CPU cores, calculating to obtain queue index of data publishing component object; creating data publishing component object; storing update data in data publishing component object; calculating to obtain message queue index of message middleware; executing spin waiting process for data publishing component object storing update data; publishing update data in data publishing component object to message middleware; and downstream system subscribing to update data in message middleware.

The invention provides an asynchronous tracking method for a vehicle remote control link, and belongs to the technical field of Internet of Vehicles, and the method comprises the steps: a cloud service platform side defines a plurality of key tracking nodes, and the key tracking nodes cover the life cycle stages of issuing, transmitting, responding and exception handling of a remote control instruction; standardized node tracking data is generated at each key tracking node, and the node tracking data at least comprises a vehicle identification code used for uniquely identifying a vehicle and a message serial number used for associating a single operation full link; releasing the node tracking data to a specified theme of a message queue system in an asynchronous calling mode to ensure that the processing of the remote control main service is not blocked by log recording operation; and monitoring the message queue theme through an independent log consumption service, and persisting the obtained node tracking data to a non-relational database to form a complete link tracking record for fault diagnosis.

The application relates to a credit platform data collection method, system, computer equipment and storage medium, which comprises the following steps: receiving a business request of a credit product, and performing permission verification on the business request of the credit product; after the permission verification is passed, selecting a corresponding supplier according to a supplier selection strategy between the credit product and the supplier, determining a corresponding supplier interface according to the credit product and the selected supplier, and performing multi-dimensional fusing on the supplier interface; obtaining an input parameter configuration of the supplier interface, defining a supplier interface parameter name and a corresponding data acquisition input item in the input parameter configuration, inputting the supplier interface parameter name and the data acquisition input item into a data acquisition platform, returning a business parameter value through the data acquisition platform; determining a corresponding data source according to a validity period of the credit product and the business parameter value, obtaining business data from the data source, and publishing the business data to a middleware. The application effectively improves the data collection efficiency.

A method comprises receiving first sensor data for publication and establishing a first connection with the data broker in accordance with a first publish / subscribe messaging protocol, wherein the establishing comprises transmitting a connection request packet comprising an identifier of the sensor client via a first wireless communications network. The method also comprises publishing first sensor data to the data broker in accordance with the first publish / subscribe messaging protocol using the first connection, receiving second sensor data for publication, and determining that criteria for using a second publish / subscribe messaging protocol. A second connection with the data broker is established in accordance with the second publish / subscribe messaging protocol, wherein the establishing comprises transmitting a second connection request packet comprising the identifier of the sensor client, and the second sensor data is published to the data broker in accordance with the second publish / subscribe messaging protocol using the second connection.

The invention relates to the field of road maintenance and traffic safety, and relates to a road maintenance operation area safety management and control system, which comprises a cloud platform, an intelligent road cone, a flash warning device, maintenance personnel wearable equipment, a construction warning sign state detector, a construction area vehicle intrusion alarm instrument and a satellite base station, the server is used for performing real-time communication with an intelligent road cone, a flash warning device, maintenance personnel wearing equipment, a construction warning sign state detector, a construction area vehicle intrusion alarm instrument, a satellite base station and a vehicle navigation terminal through 5G wireless transmission equipment, processing and analyzing various data and issuing safety early warning information; a positioning module, a monitoring module, a warning module, a power module and a control module are arranged in the intelligent road cone, and the intelligent road cone is used for defining a maintenance operation area; and the satellite base station is deployed at a construction site commanding height, provides centimeter-level positioning reference and synchronously corrects coordinates of each device. The problem that the risk of accidents is remarkably increased is solved.

The invention relates to the field of coal mine gas treatment and utilization, and discloses a coal mine gas power station gas metering analysis system. The system comprises a flow metering unit based on a large-pipe-diameter V-cone flowmeter and differential pressure / pressure / temperature three parameters, a multi-point gas sampling and analyzing unit for cyclic sampling and parallel preprocessing, a methane concentration analyzing unit based on TDLAS and a redundant channel, a PLC metering and data integrity unit with an ms-level time reference and 64-bit high-precision calculation, and a data processing unit based on a redundant channel. A positive pressure purging explosion-proof control and alarm interlocking unit; and a local / cloud data issuing unit. The system solves the comprehensive problems of short straight pipe section, ultra-low concentration real-time analysis, continuous and reliable data and on-site explosion prevention, and the metering and safety management and control level of a gas power station is remarkably improved.

The present invention provides a data synchronization method and system, comprising: determining a preset data publishing interface of a microservice platform module; a data subscription module obtains the data to be published through the preset data publishing interface, and selects a data synchronization mode and a target database for data synchronization. The present invention can realize incremental synchronization and full synchronization functions, and can realize synchronization of user interface configuration, thereby effectively ensuring the consistency of data.

The application provides an aircraft aerodynamic data publishing system and method, comprising the following modules: an aerodynamic mathematical model solving module: performing dimension reduction and interpolation on aerodynamic original data; a source data management module: performing driving, organization, conversion on the aerodynamic original data, and generating a customized data structure and data interpolation boundary; a data response module: performing out-of-bound checking on an input customized data structure using the data interpolation boundary, performing solving through the aerodynamic mathematical model solving module, and returning the result to a user. The system provided by the application has the advantages of simple use, wide application range and good robustness.

The present invention discloses a differential privacy data publishing method that meets personalized privacy budget allocation, including: Step 1, grading sensitive attributes through mutual information and attributes according to the sensitive levels of attributes in the dataset; Step 2, constructing a bipartite graph for privacy budget division to match corresponding privacy budgets for sensitive attributes at different levels; Step 3, clustering the original dataset, and performing differential privacy protection on the cluster center values through the privacy budgets allocated to sensitive attributes to generate a dataset to be published that meets differential privacy. By grading the sensitive levels of attributes in the dataset, allocating privacy budgets to sensitive attributes at different levels, then clustering the original dataset through the improved k-prototype algorithm, and performing differential privacy protection on the cluster centers in each cluster, a dataset to be published that meets differential privacy is generated, meeting various query requirements.

The invention discloses a digital collection issuing and management method and device, equipment and a storage medium, and relates to the technical field of data processing, and the method comprises the steps: generating digital collection data based on an original material provided by a content creator; performing on-chain evidence storage processing on the digital collection data, and issuing the digital collection data to a target platform according to an evidence storage result; and in response to an interaction request of a user of the target platform for the digital collection data, executing an operation corresponding to the interaction request and returning a processing result to the user of the target platform. According to the method, an automatic assembly line processing technical means from original materials to chain evidence storage to platform issuing is adopted, and three independent links of digital collection generation, block chain evidence storage and platform issuing are integrated into a continuous data processing flow, so that consistency of evidence storage information and issuing data is ensured, and the data processing efficiency is improved; and the issuing efficiency of the digital collections is obviously improved.

The system and method in accordance with the present disclosure include an edge gateway to separate insecure protocols from the cloud and to securely transmit data to the cloud over a physical medium. Embodiments also include a virtual gateway that executes in a secure environment, and an adapter that enables a developer to have an endpoint to push data into an already segmented data area provided by the virtual gateway. The system and method allow a developer to publish data virtually to a data aggregator from a developer machine, or to publish data from a first gateway to a second virtual gateway to a data aggregator.