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407 results about "Risk prevention" patented technology

Risk prevention methods include all techniques and management practices that help to prevent unnecessary or foreseeable risks. Essentially, they generally include all of the methods that increase the quality (and thus reduce financial and other risks), planning methods, forecasting, and the use of best practices.

System for managing risks by combining risk insurance policy investments with risk prevention computer-based technology investments using common measurement methods

A system to translate and express a company's e-business risk in dollars and to then compare investment alternatives in computer-based risk technology and risk insurance policy coverage to achieve the most favored risk management. This most favored risk management is a combination of computer-based risk technology and risk insurance policy coverage determined by the risk reduction potential of each type of investment. The system provides the means of comparing investment costs of risk prevention computer-based technology with one or more risk insurance policies.
Owner:REID WILLIAM JOSEPH

Water quality model based regional environment risk assessment method

The invention provides a water quality model based regional environment risk assessment method. The water quality model based regional environment risk assessment method includes five steps of establishing a regional environment risk source information database, and utilizing a Monte Carlo algorithm to simulate discharge of risk source pollutants; selecting a water quality model, and constructing a water quality model which meets characteristics of an assessment region source intensity water quality response relationship; calculating vulnerability indexes of risk receptors by using a fuzzy integral method with the risk assessment goal of influence on water ecology, human health and social economy; utilizing the water quality model to predict the distribution of regional pollutant concentration under all possible source intensity situations, and analyzing dangerousness of risk sources; characterizing regional environment risks with a risk curve under the synthesis of dangerousness of the risk sources and vulnerability indexes of the receptors. According to the risk curve, regional environment risk assessment can be performed, high-risk regions, and key risk sources and vulnerary receptors are identified, so that a reference is provided for planning a targeted region risk prevention and control scheme.
Owner:NANJING UNIV

A group fraud identification system based on knowledge map

The invention relates to the technical field of loan risk prevention and control system, in particular to a group fraud identification system based on a knowledge map, which includes an information collection module, an abnormality analysis module, an association analysis module, a group identification module, a display module, a display setting module and a survey and digging module. The information collection module is used for collecting personal information of the borrower. The abnormality analysis module is used for detecting and analyzing abnormal behavior or abnormal data of the borrower, and the association analysis module is used for analyzing the association relationship between the suspected fraudulent user and other borrowers or third-party blacklisted persons. The group identification module is used for finding other suspected fraudulent users related to the suspected fraudulent users according to the association relationship and forming a suspected fraudulent group for the case investigator to judge. The invention provides a group fraud identification system based on a knowledge map, which can identify and evaluate the groups among borrowers, find out the groups thatmay have fraud risk, and reduce unnecessary losses of banks.
Owner:重庆富民银行股份有限公司

Petrochemical port area accident risk area quantitative assessment method

The invention discloses a petrochemical port area accident risk area quantitative assessment method comprising the following steps: (1) putting forward a petrochemical port area accident integrated risk area quantitative assessment mode; (2) building an improved accident probability calculation model based on an accident domino effect; (3) building an improved consequence intensity calculation model based on uncertainty analysis; and (4) getting the formation mechanism and the overall distribution characteristics of accident risk in a petrochemical port area according to the corrected accident integrated risk area quantitative assessment mode, the improved accident probability calculation model and the improved consequence intensity calculation model, and putting forward petrochemical port area accident risk control measures. By employing the method of the invention, the accuracy of accident probability calculation and consequence simulation is improved, and the guiding significance of risk assessment to risk prevention and control is enhanced.
Owner:CHINA WATERBORNE TRANSPORT RES INST

Method and device for preventing and controlling account take-over fraud risk

ActiveCN109064175ARealize intelligent risk prevention and control functionRealization of risk prevention and controlFinanceProtocol authorisationRisk preventionRisk level
The application provides a method and device for preventing and controlling an account take-over fraud risk. The method comprises: a transaction request is obtained, wherein the transaction request includes transaction information; a transaction feature corresponding to the transaction information is determined by responding to the transaction request; according to the transaction feature, a risklevel corresponding to the transaction information is determined by using a risk identification model policy, wherein the risk identification model policy includes a risk identification policy and a risk identification model assembly and the risk identification model assembly is obtained by training based on a corresponding relationship between transaction features of a plurality of pieces of historical user transaction information and risk levels of the historical user transaction information. Therefore, the intelligent risk prevention and control function of the account take-over fraud is realized; and thus the risk prevention and control of the transaction account take-over fraud in the payment field is realized.
Owner:ADVANCED NEW TECH CO LTD

International capacity cooperation risk assessment and decision service system based on big data

The invention discloses an international capacity cooperation risk assessment and decision service system based on big data. The system comprises a distributed structure / unstructured database, a dataaccess layer which receives data collected by a front end through a standard communication interface and automatically inputs the data into the distributed structure / unstructured database according toa standard format, an information collection and pre-processing layer which collects data, pre-processes the collected data, mines and refines effective information, extracts information keywords andconstructs an index, an analyzing layer which identifies valuable information content from real-time information flow, clusters information for country risk, industry analysis and international public opinion analysis, and displays the information in the form of an information table, and an application layer which provides query and retrieval functions for query users, carries out multi-dimensional visualized output on the queried and retrieved information, and generates a corresponding report. According to the invention, information technological means are used to strengthen the risk prevention and control capability of Chinese enterprises to participate in the international capacity cooperation process.
Owner:天津中科智能识别有限公司

Cloud service platform architecture for face identification

The invention provides cloud service platform architecture for face identification. The cloud service platform architecture comprises a service bus, a service request scheduling module, a platform operation management module, a database analysis module, a human face feature database and a feature processing cluster module. A set of identity authentication platform and data collection platform are constructed based on the modules. The platforms provide identity confirmation for all service systems and store face feature information of clients after authentication, thereby establishing a multi-dimensional three-dimensional client identity authentication system. Therefore, a risk prevention and control capability is enhanced.
Owner:小视科技(江苏)股份有限公司

Financial atlas construction and analysis method for bank risk control

The invention provides a bank financial atlas construction and analysis method. The method mainly comprises a financial atlas construction method and two typical analysis models based on financial atlass. The financial atlas construction method provides a universal bank data model with an atlas as a structure. The method mainly comprises three types of nodes of a bank, a client and a deposit account and five types of relations of transaction, guarantee, loan, correspondence and control among the nodes. The data in the bank relation database can be converted into the graph data, and a special graph database management system is adopted to store the graph data, so that the demand expression of associated data analysis is clearer, and the processing efficiency is greatly improved. The financial atlas analysis model comprises a consumer loan illegal entry real estate industry model and a guarantee ring model. According to the method, the analysis efficiency is effectively improved by usingtypical graph query and graph traversal modes respectively, required data can be quickly and accurately found out from massive bank data, and risk prevention of a bank and macroscopic decision of a bank supervision department are facilitated.
Owner:武汉观图信息科技有限公司

Mobile payment method and wearable equipment

The embodiment of the invention discloses a mobile payment method and wearable equipment. The method comprises: a transaction request instruction of a host-based card emulation (HCE) mobile terminal is received; an identity identifier of the host-based card emulation mobile terminal is obtained from the transaction request instruction; whether the identity identifier is an identity identifier of a management entity of a security element (SE) in wearable equipment is determined; if so, transaction communication with an external terminal is carried out in response to the transaction request. According to the embodiment of the invention, the SE function of the HCE mobile terminal is realized in wearable equipment, so that transaction security is improved when the HCE mobile terminal carries out NFC transaction and thus the risk prevention level becomes high.
Owner:YULONG COMPUTER TELECOMM SCI (SHENZHEN) CO LTD

Power customer credit evaluating method based on large data credit investigation

InactiveCN108665184AAvoid subjectivityAvoid business risksResourcesPersonalizationRisk prevention
The invention discloses a power customer credit evaluating method based on large data credit investigation. The method comprises the steps of constructing a power customer credit evaluating indicatorsystem, wherein the power customer credit evaluating indicator system comprises multiple pieces of power user information, and the power user information comprises but are not limited to customer basic information, arrearage information, power utilization behaviors, contract breaking records and demand-side factors; obtaining information corresponding to the power customer credit evaluating indicator system, and preprocessing the obtained power user information to sift out qualified and accurate information; constructing a dynamic power customer credit evaluating model, and inputting the sifted qualified and accurate information to the customer credit evaluating model to correspondingly obtain the level of each power user; adopting corresponding processing measures according to different levels to achieve risk prevention of electric charge. Individualized marketing and service strategies are customized for users with different power utilization types, different industries and differentpower utilization scales, the operation risk is avoided, and the economic benefit of power supply enterprises is improved.
Owner:XIANYANG POWER SUPPLY CO STATE GRID SHAANXI ELECTRIC POWER CO LTD

Authenticated third-party check cashing

Tools for facilitating the process of providing presentation instrument redemption services, including without limitation tools that implement techniques for authenticating the identity of a check cashing customer through the use of biometric data that is derived from one or more biometric characteristics of the customer. The tools can be used to enroll the customer in a check cashing program, using biometric data as an authentication key. Thereafter, when the customer attempts to redeem a presentation instrument, the customer can provide the same biometric data, and the tools can authenticate the identity of the customer based one the biometric data. The tools can implement additional risk-prevention measures, such as risk-profiling routines, which can be used to estimate the risk of a fraudulent transaction, based on a variety of risk factors associated with the customer and / or the requested transaction.
Owner:FIRST DATA

Emergency help-seeking, risk early warning and one-touch SOS platform based on mobile terminal

The invention relates to an emergency help-seeking, risk early warning and one-touch SOS platform based on a mobile terminal. The platform includes a daily emergency help-seeking module for a help seeker to send help-seeking information to other users through the platform and acquire response from the other users through the platform to establish a one-to-one response session between the help seeker and the responding users; an early warning information transceiver module for releasing, enquiring, receiving and communicating with risk information and establishing a many-to-many session among users concerned about the risk information; and a risk emergency-SOS module for a user to send risk SOS information to a preset contact group with one click for emergency response and emergency-SOS when encountering an extremely risky event. The scheme of the invention allows emergency help-seeking to be extended from one-way help seeking to two-way interaction and supports that the user of the system to release help-seeking information to seek help, and meanwhile, the users can provide rescue for the help seeker and also can allow the user to know the risk in advance so as to make risk prevention and response measures in advance.
Owner:GUANGDONG BANACH BIG DATA TECH CO LTD

Loan risk prevention and control method and vehicle-mounted system thereof

InactiveCN105976237AMeet individual needsUpgrade and optimize rigid requirementsFinanceGeographic siteRisk prevention
The invention relates to a loan risk prevention and control method. The method includes the following steps that: (1) a loan terminal obtains the geographic position of a mortgaged vehicle in real time and detects the moving state of the vehicle; (2) information acquired in the step (1) is uploaded to a main control server; and (3) the main control server records and analyzes the parking location, parking duration and parking time of the debited vehicle so as to generate a moving state record of the vehicle and transmits the record to a management terminal. The invention also provides a vehicle-mounted system. The vehicle-mounted system includes a GPS positioning device, a main control server and a user terminal. The objective of the invention is to realize a technology risk-control expert in the vehicle financial industry in China; based on rich theoretical knowledge and practical experience in the vehicle financial industry, Internet thinking is introduced; advanced technologies are utilized; platform function development is focused; newly emerging individual demands in the industry are satisfied; rigid demands are optimized and upgraded; and therefore, the loan risk prevention and control method and the vehicle-mounted system can serve as a technology risk-control expert in the vehicle financial industry.
Owner:深圳市标越科技有限公司

Civil aviation professional engineering general contract project management system based on BIM technology

PendingCN112508417AEasy to trackUnderstand the working conditions of the siteOffice automationResourcesVideo monitoringInformatization
The invention discloses a civil aviation professional engineering general contract project management system based on a BIM technology, and belongs to the technical field of civil aviation professional engineering informatization. The system comprises a design management module used for realizing online sharing, online multi-party review and argumentation of achievements in a design stage, and online filing and trace leaving of design files in each stage; a progress management module used for visually displaying a progress state, a progress output value completion condition and progress information of a construction part; a risk control module used for embedding the list identification risk level of the airport engineering and the key process control content of the risk point into a platform, and integrating risk prevention and control into daily management; a remote monitoring module used for carrying out safety monitoring and video monitoring on the construction site; and an event management module used for managing and controlling problems of field quality, civilized construction and design coordination. According to the method, lightweight and standardized rapid modeling of theBIM technology and deep fusion of the pre-project management logic can be realized, and the airport construction efficiency can be effectively improved.
Owner:民航中南机场设计研究院(广州)有限公司 +1

Power grid operating risk recognition and prevention method and system

InactiveCN104463696AImproving the level of operational risk management and controlSolve the problem of not sharingData processing applicationsRisk preventionData set
The invention provides a power grid operating risk recognition and prevention method and system. According to the method, a power grid model is extracted with the CIM as the standard, and operating measurement data of a power grid are imported into the model at a fixed period to form a near-real-time operating environment; the power grid operating risk grading standard, an electrical topology analysis algorithm and an expert rule base are introduced under the operating environment to set up a power grid operating risk recognition and prevention bank, an auxiliary platform integrating active risk recognition, accident evaluation and restoration control is set up, the data under the power grid real-time operating mode are integrated through the CIM standard, the problem that information system data set up by different manufactures can not be shared is solved, and the sound data support is provided for the power grid safety evaluation; on this basis, the evaluation standard for reasonably evaluating and grading operation risks is increased, and the power grid operating risk recognition and prevention system is constructed; an operating risk prevention and control work mode with the system operation as the center and without participation of related departments together is achieved, and the operating risk prevention and control work level of the power grid is improved.
Owner:STATE GRID CORP OF CHINA +1

Post-loan early warning and monitoring system based on knowledge map technology

The invention relates to the technical field of loan risk prevention and control system, in particular to a post-loan early warning monitoring system based on knowledge map technology. Includes a borrower information collection module, wherein the borrower information collection module is used for collecting the related information of the borrower; An associated person analysis module, wherein theassociated person analysis module is used for analyzing and screening the personnel associated with the borrower according to the associated information of the borrower, and forming a knowledge map of the associated personnel with the borrower as the core; An association degree calculation module, wherein the association degree calculation module is used for calculating an association degree score between the borrower and the associated person according to the knowledge map of the associated person; The associated person risk monitoring module is used for monitoring the risk event of the associated person. The after-loan early warning monitoring system based on the knowledge map technology provided by the invention can acquire the risk tendency of the borrower in advance, so as to take measures for the borrower as early as possible and reduce unnecessary losses of the bank.
Owner:重庆富民银行股份有限公司

Risk prevention and control method and device for face brush payment based on multi-view multi-face scene

The invention relates to a multi-view multi-face scene brush face payment system, comprising an input device for receiving a user-initiated brush face payment instruction; At least one human face camera is use for photographing a face image when a user initiates a face brush payment; At least one surveillance camera for photographing an image or video of a user-initiated action of brushing a facefor payment; And a processor configured to identify a user who makes an action of initiating a face brush payment in an image or video captured by the at least one surveillance camera; Identifying oneor more human faces in a face image captured by the at least one human face camera; Comparing a user identified in an image or video captured by the at least one surveillance camera to one or more human faces identified in a face image captured by the at least one human face camera to make an action of initiating a face brush payment for matching. The present disclosure also relates to corresponding methods.
Owner:ADVANCED NEW TECH CO LTD

Application process monitoring method and apparatus

An application process monitoring method comprises the steps of acquiring an application process start instruction, calling a dynamic-link library opening function according to the application process start instruction, determining whether the application process contains a loading program according to the dynamic-link library opening function, determining whether the loading program is a dangerous loading program when the application program contains the loading program, and if the loading program is a dangerous loading program, blocking the application program and returning a failure. The invention further provides an application process monitoring apparatus. When the application process is started, whether the application process is attached and whether the attached program is a dangerous loading program are determined; when the application process contains an attached program, immediate quit is not directly conducted; only when a dangerous loading program is loaded to the application process, the corresponding application process is blocked and failures are returned, so more accurate risk prevention is provided; and the great application performance is achieved, and injection behaviors of malicious software can be effectively prevented.
Owner:TENCENT TECH (SHENZHEN) CO LTD

Printing process control system

The invention relates to a system for controlling printing flow, and belongs to the technical field of printing management. A controlling method for preventing and correcting errors of the printing flow by a system server comprises the following steps: generating bar codes before printing; transporting the generated bar codes to a plate room for plate burning; receiving plates and comparing the bar codes; comparing the bar codes of four color plates before printing; printing; carrying out foldout online bar code comparison after completing the printing; according to the flow selection, carrying out riding online bar code comparison, cementing online bar code comparison or locking wire online bar code comparison; carrying out production inspection, and packaging; and printing and sticking a carton sticker with the bar code and entering a warehouse. By utilizing a bar code identification method and the image bearing property of the printing industry, exerting a database management mode, and combining the whole production flow of a printing enterprise, the system prevents the errors, realizes the implementation and control of the whole flow, radically changes the trouble that the printing enterprise carries out posttreatment only after the errors are found out, and improves the risk prevention capacity and the product quality of the enterprise.
Owner:浙江华人数码科技有限公司

Method and device of data risk control

The invention discloses a method and a device of data risk control and relates to the technical field of the Internet. The main objective of the invention is to solve a problem of failure to carry outrisk identification on dispersed transaction data in batch for a risk control system for carrying out risk prevention and control on single transaction data so as to rapidly and accurately identify risk in the transaction data in batch. The method comprises steps of classifying transaction data in batch in a predetermined time section according to a first attribute; for each type of the transaction data in batch, generating a corresponding graph index of a graph used for identifying risk in the transaction data in batch according to a second attribute; and inputting graph indexes corresponding to different types of transaction data in batch into corresponding risk identification models and obtaining whether there is risk in the transaction data in batch corresponding to input graph indexes according to model output results.
Owner:ADVANCED NEW TECH CO LTD

Tank container highway transportation early warning method and system

The invention discloses a tank container highway transportation early warning method and system. The method comprises the steps that the transportation parameter of the vehicle in the driving process,the transportation parameter of the cargo and the basic parameter of the vehicle and the basic parameter of the cargo are acquired; a risk model is acquired; the acquired parameter information is inputted to the risk model, and the risk value of each existing risk is determined; the corresponding safety threshold of each risk is acquired, wherein the safety threshold is the safety threshold madeby theoretical analysis, numerical analysis and experimental research; the risk level of each risk is determined according to the risk value of each risk and the safety threshold; and the risk level of each risk is transmitted to the driving side, the mobile terminal and the supervision department. According to the tank container highway transportation early warning method and system, real-time monitoring and risk prediction of the vehicle state and the cargo state in the tank container can be performed so as to perform better risk prevention.
Owner:CHINA SPECIAL EQUIP INSPECTION & RES INST

Deepwater net cage with single-point mooring system

The invention discloses a deepwater net cage with a single-point mooring system. The deepwater net cage comprises a floating pipe frame (1), netting (2) and the mooring system; the floating pipe frame (1) floats on the sea level (SL), the top of the netting (2) is connected with the floating pipe frame (1), and a netting weight (3) is tied and hung at the bottom of the netting (2) so as to form space for mariculture; the mooring system comprises an anchor (4), an anchor rope (5) and an anchor rope weight (6); the floating pipe frame (1) is provided with a box tying point (1a), the anchor (4) is sunk into the sea floor (SF), the lower end of the anchor rope (5) is connected with the anchor (4), the upper end of the anchor rope (5) is connected with the box tying point (1a), the anchor rope weight (6) is tied and hung on the anchor rope (5), and the length of the part, located between a tying and hanging point of the anchor rope weight (6) and the upper end of the anchor rope (5), of the anchor rope (5) approximates the lowest water level water depth of the position of the anchor (4). The deepwater net cage is high in anti-typhoon capacity and risk prevention capacity.
Owner:SOUTH CHINA SEA FISHERIES RES INST CHINESE ACAD OF FISHERY SCI

Hazardous chemical substance transportation safety risk prevention and control system and method

PendingCN110288200APromote leak detectionTransportation safety risk improvementResourcesLogisticsOriginal dataEngineering
The invention relates to a hazardous chemical substance transportation safety risk prevention and control system and method. The system comprises an original data acquisition module used for periodically acquiring the data including the enterprise operation safety, the production safety, the employee quality and the vehicle conditions; a data preprocessing module which is used for preprocessing; an evaluation index calculation module which is used for calculating the magnitude of each evaluation index according to the constructed comprehensive evaluation index system; an evaluation model generation module which is used for constructing a safety risk evaluation model according to the evaluation indexes; and a system auxiliary decision module which is used for generating an enterprise security risk assessment result according to the management target and the actual requirement based on the result obtained by the model and generating a security risk assessment report with a fixed format. Compared with the prior art, the hazardous chemical substance transportation safety level can be further improved, and the objective basis is provided for the supervision of the departments, the leakage detection and deficiency filling of the enterprises, timely taking the improvement measures and preventing the accidents.
Owner:TONGJI UNIV

Post-payment transaction data processing method and device, processing apparatus, and server

The present specification provides a post-payment transaction data processing method and device, a processing apparatus, and a server. The method comprises the following steps of: receiving risk inquiry information, wherein the risk inquiry information comprises a transaction amount and a transaction user identification; obtaining a payment channel corresponding to the transaction user identification according to the transaction user identification; determining a payable forecast value of the payment channel for the transaction amount based on the payment channel and the transaction amount; according to the payable forecast value, determining the default evaluation result of the post-payment transaction. As that embodiment in the specification are utilized, the accuracy and accuracy of default prediction of the post-payment transaction are improved, the reliability of risk prevention and control of the post-payment transaction is improved, the risk of the post-payment transaction is reduced, the fund los of the post-payment transaction is reduced, and the user experience of the post-payment transaction is improved.
Owner:ADVANCED NEW TECH CO LTD

Method and device for risk management model assessment

Embodiments of the present application provide a method and a device for risk management model assessment. The method includes: determining identification information of a target business scenario that is to be assessed; then, based on a correspondence relationship between the identification information of an established business scenario and event information generated in the business scenario,determining event information generated in the target business scenario; acquiring assessment data corresponding to the event information generated under the target business scenario; and based on theassessment data, assessing risk prevention and control capabilities for target business scenarios of a risk management model wherein the above assessment data includes audit data that is acquired through auditing the event information generated in the target business scenario by the risk management model.
Owner:ADVANCED NEW TECH CO LTD

Method and device for information risk prevention and control

The application discloses a method and device for information risk prevention and control. The method comprises the steps that a first system receives user behavior data sent by a client side as well as an event sent by a second system; according to designated risk control subject information, an event and user behavior data containing the risk control subject information are extracted; the extracted event and the extracted user behavior data are converted into corresponding behavior information; and risk control processing is conducted to the risk control subject information according to the behavior information which is obtained through conversion. By the method, the user behavior data is collected by the client side; stress borne by the second system can be reduced, and types of the collected user behavior data can be increased as well; and risk control accuracy can be increased effectively based on multiple types of the user behavior data and the event recorded by the second system.
Owner:ADVANCED NEW TECH CO LTD

Investment and financing risk prevention control system and method

PendingCN106251219AStrengthen awareness of risk prevention and controlImprove service qualityFinanceRisk preventionRisk Control
The invention discloses an investment and wealth management risk prevention and control system, which includes an online learning module, a risk type evaluation module, a risk control ball game module, an investment tool library, a risk case library, a member center module, a unified interface module, a risk prevention and control module, an asset Configuration module, risk prevention and control artifact module (including age financial planning artifact module, pension financial planning artifact module, target financial planning artifact module, comprehensive financial planning artifact module, asset allocation diagnostic artifact module and investment risk control officer diagnostic artifact module) and special topics Report generation module; the present invention discloses a method for preventing and controlling investment and financial management risks, including establishing a financial management risk control concept, self-diagnosis and analysis of risk control, investment and financial risk control learning, investment and financial risk control practice, and self-tracking risk control adjustment. The system and method of the present invention focus on asset allocation and risk prevention and control, and provide Internet users with investment and financial management risk prevention and control services.
Owner:李臣亮

Centralized operation and maintenance-based hardware resource analysis and assessment method

The invention relates to a centralized operation and maintenance-based hardware resource analysis and assessment method. The method comprises the following steps of: 1) defining types of system hardware resource monitoring indexes; 2) periodically acquiring system hardware resource indexes; 3) establishing an analysis and assessment model for the system hardware resource monitoring indexes; and 4)analyzing and assessing system hardware resources. Aiming at automatic equipment resource data of multistage systems in a centralized operation and maintenance mode, multiple effective analysis and assessment methods are provided to predict system resource development trend, mine rules of system operation process and potential safety hazards, assist and schedule automatic operation and maintenance personnel to comprehensively grasp possible problems of the systems, enhance risk prevention levels of multistage intelligent power grid scheduling control systems, and satisfy requirements, for operation and maintenance work of scheduling control systems, of rapid development of power grids.
Owner:CHINA ELECTRIC POWER RES INST +1

Safety and stability analysis method for power grid

The invention relates to a safety and stability analysis method for a power grid. The method comprises steps as follows: sensitivity calculation, risk result analysis, risk prevention and control and risk rating. The safety and stability analysis method has the advantages as follows: with adoption of the analysis method, all sets of failure equipment are sequenced through sensitivity calculation, a risk value of each risk source is given out, risk prevention and control are performed, the risk grade is given out according to regulations, and an important basis is provided for safety and stability analysis of the regional power grid; compared with a conventional analysis method, the analysis result is good, risks of the power grid can be well analyzed and assessed, risk rating by an operator and operation overhaul by the operator are facilitated, and the safety operation of the power grid is improved.
Owner:STATE GRID CORP OF CHINA +5

Enterprise dishonest probability prediction method and system based on LightGBM

ActiveCN110414716ASolve financial problemsSolve the problem of credit evaluationFinanceForecastingRisk preventionFeature engineering
The invention provides an enterprise dishonest probability prediction method and system based on LightGBM. The method comprises the following steps: analyzing and understanding credit behavior footprint information left by an enterprise in each aspect; preprocessing the data, carrying out further feature engineering on the existing data feature dimension in combination with service requirements; and then, reducing the dimension of the feature by using a feature selection and feature dimension reduction related method, learning data by using a machine learning model taking LightGBM as a main part, and obtaining a probability risk value of enterprise trust loss and a classification of whether the enterprise trust loss occurs or not by using the trained model. According to the technical scheme, the capabilities of preventing fraud and reducing the reject ratio of financial institutions can be further improved; accurate identification of whether an enterprise is credible is realized, problems of enterprise financing and credit evaluation are solved, financing risk prevention capability can be effectively improved, and the method can be widely applied to the field of enterprise loan auditing and enterprise social credit evaluation of banks.
Owner:UNIV OF SCI & TECH BEIJING
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