150 results about "Risk characteristics" patented technology

The present disclosure provides a method and system for web page content filtering. A method comprises: examining the web page content provided by a user; obtaining at least one high risk rule from a high risk characteristic library when the examining of the web page content detects a high risk characteristic word, the at least one high risk rule corresponding to the high risk characteristic word; obtaining a characteristic score of the web page content based on matching of the at least one high risk rule to the web page content; and filtering the web page content based on the characteristic score. The difference between the present disclosure and prior art techniques is that the disclosed embodiments can more precisely carry out web page content filtering to achieve better real-time safety and reliability of an e-commerce transaction.

Computer-implemented systems and methods are provided for model validation of a model for compliance and credit risk. Model input, output, and processing validation areas are contained on a computer system. A handle data structure connects the model validation areas with handles that comprise a unified metric. A handle represents combinations of covariate patterns and describes the joint distribution of risk characteristics.

In various embodiments, a flood risk score may be determined for a property point that provides a comprehensive assessment of the property point's risk of flooding. Determining the flood risk score may include determining a flood risk characteristic for the property point and assigning a flood risk score that corresponds to the flood risk characteristic. In some embodiments, flood risk characteristics may include a difference in elevation between the elevation of the property point and an elevation of a calculated point (e.g., on a known flood risk zone boundary). Flood risk characteristics may also include a flood zone determination for the property point and/or proximity of the property point to a known flood risk zone boundary or a flood source. In some embodiments, flood risk scores may be provided on flood risk score reports.

In preferred embodiments, the present invention includes computer-implemented methods and computer systems for know-your-customer risk assessment that assemble a plurality of data elements descriptive of the risk characteristics of a designated customer, wherein at least one data element is descriptive or risk characteristics determined by a government, weigh a selected plurality of the assembled data elements relative to the risk indicated by the determined data element values, and combine the weighted data elements into one or more indices representative of the know-your-customer risk of the designated customer. The present invention also includes computer readable media with computer code for performing these methods.

A system and method for analyzing loan data to identify risk. In a database, loan data is stored with one or more associated characteristics. The system includes a risk filtering engine is in communication with the database so that a user may apply one or more risk filters to the loan data to identify particular loans with particular risk characteristics. The system further includes a loss estimation engine for providing an estimated loss for each loan, a probability of loss engine for determining a probability of loss for each loan, and a loss list engine for generating a list of loans with heightened risk of loss.

The invention discloses a credit card anti-fraud prediction method based on a dual-mode network diagram mining algorithm. The method concretely comprises the following steps that the original data ofthe credit card applicant is acquired and the original data are converted into the diagram data; the nodes, the edges, the attributes of the nodes and the attributes of the edges required for constructing a dual-mode network model are selected out of the diagram data through screening; the dual-mode network model is constructed; a network risk characteristic model is constructed and the probability of network fraud is acquired; the probability of personal fraud is acquired; and the probability of network fraud and the probability of personal fraud are integrated so as to obtain the fraud prediction probability of the credit card applicant. The multidimensional data information related to the applicant is collected, the credit card application field data knowledge map is constructed, the dual-mode network model capable of reflecting the correlation between the clients is acquired and the influence of the individual and group risk on the applicant fraud probability can be accurately integrated so that the risk of identity forgery, group fraud and group attack can be effectively reduced, and the financial anti-fraud risk control capacity can be enhanced.

The invention relates to a multi-stage task spacecraft reliability improving method based on risks. The multi-stage task spacecraft reliability improving method based on the risks comprises the following steps of (1) determining the conversion relation of a key task stage and a task result state and between the task result states, (2) the key task stage risk characteristic is analyzed, a fault tree, a dynamic fault tree and a Bayes network method are used, a risk characteristic model is built, and relative data are collected to determine the key task failure occurring possibility and main risk factors, and (3) a spacecraft task process event tree model is built, the different task result state possibility is obtained by solving the model, the main risk factors are combined, and reliability improving measures are made. The multi-stage task spacecraft reliability improving method can realize the multi-stage task spacecraft conventional invalidity, redundancy backup invalidity and relative invalidity modeling analysis, the task result state possibility and the main risk factors are obtained, and the multi-stage task spacecraft reliability improving method based on the risks can provide technical support for the spacecraft reliability improving.

In accordance with a preferred embodiment of the invention, there is disclosed a process for verifiably communicating risk characteristics of an investment portfolio to an investor without disclosing the exact composition of the portfolio comprising: A procedure for the investment manager to describe acceptable characteristics of an investment portfolio within the portfolio's prospectus, An algorithm and procedure for the investment manager to cryptographically commit to portfolio contents without disclosing the exact composition, An algorithm and procedure to calculate the risk statistics concerning the limitations specified in the prospectus concerning the acceptable configurations of assets holdings without disclosing the exact composition, An algorithm and procedure employing cryptographic means to prove that each such statistic is within the numerical range specified in the prospectus, An algorithm and procedure to check the validity of proofs claiming that each statistic is within a particular range, and A set of procedures involving one or more third parties to provide assistence, including sending the commitments for portfolio contents to a court or to a regulatory body in case of dispute.

A method and system for managing investment portfolio risk on a computer system. A plurality of parameters, including an identifier, a market price, a stop-loss price, a commission, a skid, and a number of shares or contracts all associated with an investment instrument, are stored on a computer-readable medium, along with an equity value associated with a user's portfolio. A point risk value is determined for a potential investment. The point risk value is an intermediate value multiplied by the number of shares or contracts, the intermediate value comprising the market price minus the stop-loss price plus the commission plus the skid (for long transactions). A plurality of risk scenarios are displayed showing proposed numbers of shares or contracts associated with the point risk value for a plurality of selected size risk values. Other risk characteristics may also be determined and displayed.

The invention discloses a method and a system for monitoring safety of an oil and gas pipeline based on unmanned aerial vehicle line patrol and a software storage device. The method comprises the steps of S1, acquiring multi-source data generated by safety monitoring of the oil and gas pipeline with an unmanned aerial vehicle; S2, carrying out risk identification on a mono-temporal image accordingto a characteristic library obtained by historical risk characteristic training, carrying out the risk identification on a multi-temporal image by use of a saturation-based change detection method toidentify change regions between different time phases, calculating and combining mono-temporal and multi-temporal risk identification results; S3, reappearing an inspection process of the unmanned aerial vehicle for the oil and gas pipeline in a three-dimensional platform; S4, carrying out route planning of the unmanned aerial vehicle inspection and analysis of a water-flooded space of the pipeline; and S5, outputting a pipeline hidden danger report which includes a risk identification report and a spatial analysis report, and making a decision according to the pipeline hidden danger report.According to the method and the system for monitoring the safety of the oil and gas pipeline based on unmanned aerial vehicle line patrol and the software storage device, the safety management cost ofthe oil and gas pipeline is effectively reduced, the safety monitoring efficiency is improved and the operation and maintenance management level of a pipe network is enhanced.

The invention discloses a risk identification method and device. The method comprises the following steps: obtaining a risk characteristic value of a user to be identified, wherein the risk characteristic value is used for characterizing the probability that the user to be identified belongs to a risk user; acquiring risk characteristic information of the user to be identified, wherein the risk characteristic information is used to characterize the information related to the risk in the information of the user to be identified; acquiring a pre-trained risk identification model, wherein the risk identification model is obtained based on risk eigenvalues of different users, risk characteristic information and real label training; identifying whether the user to be identified belongs to a risk user according to the risk characteristic value, the risk characteristic information and the risk identification model of the user to be identified.

The invention discloses an integrated risk assessment method for calculating the operation uncertainty of an electric transmission line. The integrated risk assessment method includes the following steps: (1) identifying and collecting characteristic factors for causing operation risks of the electric transmission line, determining risk characteristic indexes, and building an operation risk assessment index set of the electric transmission line, (2) fusing expert advice weights with a fusion theory, (3) using uncertain rational numbers to calculate reliability distribution to determine risk weights, and combining the risk weights and the fused expert advice weights in the step (2) to calculate integrated risk weights of the risk assessment index set, and (4) calculating a final integrated risk value in cooperation with section judgment matrixes, processing results, and judging risk levels. By means of the integrated risk assessment method, a subjective and objective analytical method is used in a combined mode, powerful supports are provided for finding potential operation risks as soon as possible, reducing the possible risks of line operation and reducing risk operation losses, and the integrated risk assessment method is the premise and the guarantee of scientifically and reasonably managing the risks and making decisions.

The invention discloses a method and a system for identifying abnormal transactions based on a fund transaction network, The abnormal transaction identification method comprises the following steps: the step of constructing a data mart through multi-subject data, the step of determining the basic index data, the step of generating the first risk characteristic data, the step of forming a pluralityof fund transaction networks based on the transaction data, the step of generating suspicious cases of abnormal transactions and the step of generating suspicious screening reports; The abnormal transaction identification system includes: data mart building module, basic index mining module, risk characteristics generation module, transaction network building module, suspicious case generation module and screening report generation module. Based on the established fund transaction network and transaction risk model, the invention can completely restore the money laundering process and the money laundering scene, and provides strong support and assistance for the money laundering behavior investigation. The invention also has the prominent advantages of high precision, good comprehensiveness, strong objectivity and the like.

The invention discloses a city gas pipeline risk rank quantitative assessment method and application thereof. According to the method, a calculation model and a mathematic function for gas pipeline risk rank assessment are determined by selecting tool functions such as a correlation function, a matter element matrix with same characteristics and the like for the gas pipeline risk characteristics, namely a third-party damage and corrosion factor, a design factor and an operation management factor by introducing a matter element and an extension set theory, and defining and calculating a gas pipeline risk rank. In order to simplify a calculation process, a Visual Basic program for the gas pipeline risk rank calculation is programmed on the basis above, so that a manual calculation result is validated and the applicability of the gas pipeline risk rank assessment method based on the matter element and the extension theory set in practice is improved to a great extent; and therefore, the objectivity and the accuracy of the risk rank assessment are embodied and simultaneously the method has a certain practical value. The method is an effective method for enhancing gas pipeline risk management.

The embodiment of the invention discloses a risk characteristic screening and describing message generation method and device and electronic equipment. The method comprises the steps: screening the risk characteristics according to the characteristic weights of a plurality of risk characteristics and a predetermined condition for the restraint of the length of a message generated according to therisk characteristics, and generating a description message for a to-be-described event through the screened risk characteristics.

The invention relates to the artificial intelligence technology, and discloses an AI driving risk analysis method based on multi-dimensional data, and the method comprises the steps: enabling an analysis server to obtain a to-be-analyzed image, sent by a terminal, of a target user; calling one or more pre-trained face recognition models to recognize the to-be-analyzed picture so as to recognize face risk characteristics of a preset type; extracting user data corresponding to a target user from a predetermined database, and extracting structural feature data of the preset type from the user data; and splicing the preset type of face risk features and the preset type of structural feature data into a multi-dimensional comprehensive risk feature, and inputting the comprehensive risk feature into a pre-trained driving risk analysis model to output a comprehensive risk analysis value. The invention further discloses an analysis server and a computer storage medium. According to the invention, the accuracy and objectivity of driving risk analysis can be improved.

An optimization method and apparatus for policy configuration are disclosed. The method comprises: determining a policy configuration to be optimized in an initial policy; obtaining a prediction result outputted from the preset test data by using the current policy configuration in the policy, and performing statistics on the prediction result to obtain at least one index value, wherein the indexvalue is used for judging whether the current business index meets the preset requirements; If the current business indicator does not meet the preset requirements, optimizing the policy configuration, wherein the optimizing process comprises adjusting a combination mode of risk characteristics contained in the policy configuration, adjusting a numeric symbol used for representing the relationshipbetween the risk characteristics and the eigenvalue, or adjusting an eigenvalue corresponding to the risk characteristics contained in the policy configuration; After optimization, if the current business indicator meets the preset requirements, determining that the policy configuration in the current policy is available policy configuration.