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35 results about "Data steward" patented technology

A data steward is a role within an organization responsible for utilizing an organization's data governance processes to ensure fitness of data elements - both the content and metadata. Data stewards have a specialist role that incorporates processes, policies, guidelines and responsibilities for administering organizations' entire data in compliance with policy and/or regulatory obligations. A data steward may share some responsibilities with a data custodian.

Privacy budget allocating and data publishing method and privacy budget allocating and data publishing system for protecting data query privacy

The invention discloses a privacy budget allocating and data publishing method for protecting the data query privacy. The privacy budget allocating and data publishing method includes steps of firstly, setting privacy budget parameters, to be more specific, giving privacy budgets of data by data administrators according to importance degrees of the data, denoting the privacy budgets of the data asepsilon, setting basic query frequencies of the data and denoting the basic query frequencies of the data as k; secondly, computing privacy budgets of each query; thirdly, acquiring the sensitivity delta f of the query according to the query f submitted by users, combining the sensitivity delta f with the privacy budget epsilon allocated to the query, and computing required-to-be-added noise forquery results by the aid of difference privacy protection algorithms so as to obtain query results with the noise; fourthly, returning the query results with the noise according to the query submittedby the users so as to protect the privacy of the data. The privacy budget allocating and data publishing method has the advantages that the privacy can be protected in data publishing procedures, accomplice attack can be resisted, the precision of first k times of query can be guaranteed, and the problem of excessively low data availability due to the fact that existing privacy budgets are infinitely allocated can be solved by the aid of the privacy budget allocating and data publishing method.
Owner:NANJING UNIV OF POSTS & TELECOMM

Method for fusing and integrating multi-source spatial data

The invention relates to a method for fusing and integrating multi-source spatial data. The method specifically comprises the following steps that: a user sends a shared data request to an administrator; the administrator receives the shared data request and examines and approves whether the user is allowed to share data or not; if the examination and the approval are passed, the user organizes and uploads the data required to be shared to a server according to a complete element object and implements the step III; if the examination and the approval are not passed, the administrator returns the message which implies that the examination and the approval are not passed to the user; the administrator invokes a platform data conversion function, and an object-oriented approach is adopted in the platform data conversion to convert the data shared by the user to data adopting a GML (Geography Markup Language) format; the administrator distributes the data required by the user in the GML format according to the user demands. The method for fusing and integrating the multi-source spatial data has the benefits that the problems that element object information is incomplete when existing multi-source spatial data is subjected to format processing, and the access efficiency of the shared data in a Web service mode is low are solved.
Owner:XIAN FUTURE INT INFORMATION CO LTD +1

Network security data sharing and control method and system

The invention provides a network security data sharing and control method and system. The sharing and control method comprises: classifying data and compiling the data into a data directory; opening an account for a data access party, binding an IP, and allocating a data administrator role; obtaining work orders of data access and data operation authority of a data access party, examined and approved the work orders of the data access and the data operation authority of the data access party, giving operation authority of corresponding data to the approved work orders, and encrypting the access and operation authority to be written into an authorization table; introducing the SDK into a project of the data access party obtaining the operation authority; authenticating the IP of the data access party by the SDK; authenticating, by the SDK, the operation authority of the data access party of which the IP is stored in a preset authorization table; performing association analysis on the access and query behaviors of the database and the database performance indexes; and presetting a data access rule, and if a data access party triggers the access rule, fusing query and giving an alarm. According to the application, auditing, monitoring and alarming of the data sharing process can be ensured.
Owner:BEIJING VENUS INFORMATION SECURITY TECH +1

Intelligent platform labeling method and device, electronic equipment and storage medium

The invention relates to an intelligent platform labeling method and device, electronic equipment and a storage medium, and the method comprises the steps: in a learning stage, a labeling platform receives to-be-labeled data uploaded by an engineer; an administrator divides the to-be-labeled data into first learning data and first to-be-labeled data on the labeling platform; a labeling expert labels the first learning data on a labeling platform to obtain gold standard data; a labeling person labels the first learning data on a labeling platform to obtain first labeling data; the labeling platform performs comparison and scoring on the gold standard data and the first labeling data; and whether the labeling person has the capability of labeling other to-be-labeled data is determined according to the scoring result. According to the method of the invention, the learning stage is added, the annotation difference between the annotation personnel and the annotation specialist is evaluated, and the annotation level difference between the annotation personnel and the annotation specialist is judged, so that the situation of data back-annotation caused by insufficient annotation level of the annotation personnel is reduced, and the annotation efficiency is improved.
Owner:BEIJING UNISOUND INFORMATION TECH +1

Village-level five-database basic database system and automatic data calling method

The invention discloses a village-level five-database information database system and an automatic data calling method. According to the village-level five-database information database system and the automatic data calling method, village-level data managers record village five-database (including a population database, a legal person department database, a spatial geographic database, a natural resource database and a macroeconomic database) data with an administrative village as a unit, and a village-level basic database is formed. The automatic data calling method comprises the steps that 1 a department needing to call data clearly calls data content and initiates a request to a management department; and 2 after receiving the calling application, the management department calls corresponding basic data according to requirements, submits the basic data to an upper-level competent department for auditing, and automatically pushes the data to an application calling department after passing the auditing. According to the basic database, the village-level managers are responsible for inputting, changing, deleting and exporting data. According to the invention, data storage and management can be effectively standardized, data valuation is realized, and government administrative operation is driven to be more efficient.
Owner:刘熙明

Data security grading classification method based on deep learning

The invention provides a data security grading and classification method based on deep learning, and relates to the technical field of data security grading and classification, and the method comprises the following steps: 1, collecting business data, obtaining a plurality of groups of security data flow direction sequence combinations, and carrying out grading and marking; 2, extracting flow direction sequence combination features of the security data flow; 3, constructing a data security grading mature model based on deep learning; and 4, performing real-time dynamic monitoring on internal and external data streams which are occurring in the service information system by using the data security grading model, extracting a complete/incomplete dynamic data information stream sequence group for classification, and forming a data security grading result of the A core data, the B important data and the C general data until the group of operation behaviors is finished. Through the method provided by the invention, automatic grading of the service information system data can be realized, real-time grading and scene classification are carried out on mass data with mass data categories in real time, and the working efficiency of a data administrator is improved.
Owner:XIAN TECHNOLOGICAL UNIV

A Method of Multi-source Spatial Data Fusion and Integration

The invention relates to a method for fusing and integrating multi-source spatial data. The method specifically comprises the following steps that: a user sends a shared data request to an administrator; the administrator receives the shared data request and examines and approves whether the user is allowed to share data or not; if the examination and the approval are passed, the user organizes and uploads the data required to be shared to a server according to a complete element object and implements the step III; if the examination and the approval are not passed, the administrator returns the message which implies that the examination and the approval are not passed to the user; the administrator invokes a platform data conversion function, and an object-oriented approach is adopted in the platform data conversion to convert the data shared by the user to data adopting a GML (Geography Markup Language) format; the administrator distributes the data required by the user in the GML format according to the user demands. The method for fusing and integrating the multi-source spatial data has the benefits that the problems that element object information is incomplete when existing multi-source spatial data is subjected to format processing, and the access efficiency of the shared data in a Web service mode is low are solved.
Owner:XIAN FUTURE INT INFORMATION CO LTD +1
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