94 results about "Dynamic assessment" patented technology

Systems, program product, and methods related to dynamic Internet security and risk assessment and management, are provided. For example, a system, program product, and method of identifying and servicing actual customer requests to a defended or protected computer or server can include the steps / operations of receiving by the defended computer, a service request from each of a plurality of IP addresses associated with a separate one of a plurality of service requesting computers, sending an inspection code adapted to perform a virtual attack on each existing service requesting computers at each respective associated IP address, and restricting provision of services from the defended computer to a subset of the service requesting computers identified for restriction when a security feature of the respective service requesting computer is determined to have been defeated by the virtual attack.

A software and hardware system is described that enables effective lifestyle management by providing a dynamic assessment of a user's physical and behavioral metrics via a high feedback ratio interface.

The invention belongs to the technical field of building material and structure monitoring, and provides a concrete surface crack real-time monitoring system and a cracking risk dynamic assessment method. According to the cracking risk dynamic assessment method, images of the surfaces of concrete material test pieces are obtained by using CCD lens or digital cameras; processing analysis on acquired and stored digital images is performed via adopting of digital image matching method; digital image processing technique is used for identifying characteristic parameters such as position, area, length, and width of concrete cracks, and weighting classification is performed; quantified concrete cracking risk grading evaluate standards are obtained; and dynamic assessment on concrete cracking risk is realized via comparison with acquired concrete crack characteristic parameters. Existing concrete crack monitoring technique is high in cost and low in accuracy, and misjudgement on crack boundaries is caused when digital image method is used for concrete crack extraction. The concrete surface crack real-time monitoring system is capable of avoiding the disadvantages above, identifying the boundaries of the concrete surface cracks accurately, and evaluating concrete structure safety objectively and flexibly.

The present invention specifies a method and system for assessing breathing effectiveness via dynamic assessment of respiratory sinus arrhythmia and the consequent arterial pressure wave using the oscillometric measurement technique. Arterial pressure wave peak pressure, valley pressure, amplitude, and rate are characterized and displayed for diagnostic and remedial purposes. The dynamic change in respiratory sinus arrhythmia and resultant arterial pressure wave is visually presented in real time as user biofeedback. A respiratory sinus arrhythmia generator generates varying frequencies to which the user synchronizes their breathing cycle for purposes of increasing arterial pressure wave amplitude with a consequent increase in breathing depth and decrease in breathing frequency. An instructive method in the application of the present invention is also specified.

A dynamic assessment system for monitoring high-voltage electrical components, which includes a computer system that is configured to receive data from a plurality of on-line sensors configured to monitor various operating parameters associated with the operation of a plurality of electrical components such as a plurality of electrical transformers. The computer system is configured to automatically and continuously correlate the data from the on-line sensors with data from various off-line databases and supervisory networks associated with monitoring the operation of the power distribution network, so as to generate dynamic operating condition assessments, including risk of failure assessments, of each of the monitored electrical components.

A method and apparatus for health risk assessment by means of measuring and evaluating the functional state of the mechanisms of physiological adaptation of human organism comprises recording analog signals of heartbeat intervals, filtering the analog signals of heartbeat intervals, converting the analog signals to digital signals of heartbeat intervals, transmitting the digital signals of heartbeat intervals to a central processing unit, detecting R-peaks from the digital signals of heartbeat intervals, measuring time intervals between two consecutive said R-peaks, calculating heartbeat variability parameters from said heartbeat intervals, calculating degree of tension (DT) of regulatory mechanisms and their functional reserve (FR) based on said heartbeat variability parameters, calculating plurality of functional states based on the DT and FR, and calculating posteriori probabilities based on plurality of functional states, wherein probabilities of health risk is determined based on values of DT, FR, at least one functional state and the posteriori probabilities.

The invention provides a dynamic security risk assessment method of a rail transit line. The dynamic security risk assessment method comprises the steps of firstly, determining a dynamic index system for dynamic security risk assessment of the rail transit line, secondly, calculating various dynamic index values according to data acquired by the devices of the station in real time, and finally, performing dynamic assessment on the operation security risks of the rail transit line by use of a new method of interval type-2 fuzzy numbers in combination with TOPSIS; as a result, the real-time security statuses of the operation of the rail transit line can be controlled more accurately, and technical support is provided for the related administrative staff to make decisions; the dynamic security risk assessment method has very important practical significance for improving the quality of decision-making.

The invention provides a dynamic security risk assessment method of a rail transit station. The dynamic security risk assessment method comprises the steps of firstly, determining a dynamic index system for dynamic security risk assessment of the rail transit station, secondly, calculating various dynamic index values according to data acquired by the devices of the station in real time, and finally, performing dynamic assessment on the operation security risks of the rail transit station by use of a new method of interval type-2 fuzzy numbers in combination with TOPSIS; as a result, the real-time security statuses of the operation of the rail transit station can be controlled more accurately, and technical support is provided for the related administrative staff to make decisions; the dynamic security risk assessment method has very important practical significance for improving the quality of decision-making.

The invention discloses a coal-fired power generating set ultralow emission environmental protection electricity price monitoring method. Pollutant emission concentration is calculated according to coal-fired power generating boiler pollutant emission data and key auxiliary parameter data of desulphurization, denitration and dedusting systems so that real-time supervision and assessment of the operation situation of coal-fired boiler environmental protection facilities are realized, and finally ultralow emission environmental protection electricity price assessment cost is calculated. Therefore, environmental protection electricity price real-time and online assessment of different capacity levels of machine sets and different desulphurization, denitration and dedusting technologies is realized, and the technical means for real-time supervision and dynamic assessment of standardization of coal-fired power generating set ultralow emission is provided for the related government departments.

The invention relates to a method for extracting two-dimensional dynamic blood vessel information based on ultrasonic echo in real time, which comprises the following steps: forming and displaying a blood vessel indication cursor on an ultrasonic two-dimensional image; conducting extraction on the information about the blood vessel diameter for the original blood vessel digital radio frequency echo data to obtain the blood vessel diameter data and the blood vessel diameter variation data, wherein the representation unit of the diameter information is the number of sampling points; determining the actual diameter and fluctuations of the blood vessel according to the blood vessel indication cursor and the information about the blood vessel diameter; and further calculating blood flow volume, the fluctuation range and characteristic points of the blood vessel as well as blood flow diameter arc graphs according to the blood vessel diameter information of the blood vessel diameter variation information by combining other existing information, namely electrocardiogram information and blood flow frequency spectrogram, thus obtaining real-time two-dimensional dynamic blood vessel information. According to the invention, an analysis tool is provided for dynamic assessment of blood flow / blood vessel and compliance / elastic analysis of the blood vessel, pressure signals in the axial and radial directions of the blood vessel are provided for pulse condition analysis and research, and the extraction method has the characteristics of practical applicability and clinical practice.

Embodiments can provide dynamic assessment by an expert system software (ESS) module. The ESS module may determine a minimum set of diagnostic questions to identify a student's strengths and / or weaknesses for a given subject matter. Each diagnostic question may be a unique question variant generated from a dynamic question template. The ESS module may automatically and dynamically build a personal lesson plan that includes lessons on topics of the subject matter that the student has not mastered. The ESS module may dynamically modify the personal lesson plan to change a lesson and / or add lesson(s) considered by the ESS module as necessary for the student to master the subject matter. Given the ESS module's knowledge on various components of a question such as equation(s) used to produce a correct answer to the question, the ESS module may generate image(s), customized hint(s), customized explanation(s), and / or examine student solutions in step-by-step fashion.

The invention discloses an immersive virtual simulation-based repairability dynamic assessment method. The method is characterized by comprising the steps of simulating a repair activity in an immersive virtual environment; performing dynamic assessment and verification on a repairability design level of a product; calculating a repairability quantitative index conformity status and verifying whether a repairability qualitative requirement is met or not according to data obtained by verification; and verifying whether the repairability meets an index requirement or not through comprehensive tradeoff. According to the method, repairability design assessment is performed by utilizing a virtual repair technology, and the product and a repair process do not need to be realized physically, so that the deficiencies of long manufacturing cycle, high cost and difficult modification and update of a physical prototype are overcome. The researched helicopter virtual repair technology is an important development direction of helicopter repairability design nowadays, and basic methods and ideas of research have a certain reference value for carrying out the helicopter repairability design.

The invention discloses a calculation method of a small and medium-span continuous bridge hogging moment impact coefficient. A small and medium-span continuous bridge is taken as an object, the characteristics, including the structural style, the geometrical morphology, the supporting situation, the quality, the rigidity and the like, of the bridge as well as the influence factors of the impact coefficients, including the amount, the axle number, the axle weight, the axle interval, the driving speed and the like of a vehicle are comprehensively considered, a method of combining theoretical analysis with numerical simulation is adopted to solve a computational formula problem of the regression fitting of the continuous bridge hogging moment impact coefficient according to an interrelation between the impact coefficient and an internal force influence line, the vehicle-mounted dynamic behaviors and mechanisms of the continuous bridge are disclosed, a bridge design theory and a bridge calculation method can be enriched, references are provided for bridge dynamics assessment, and the calculation method is accelerated to be widely applied and developed.

Embodiments can provide dynamic assessment by an expert system software (ESS) module. The ESS module may determine a minimum set of diagnostic questions to identify a student's strengths and / or weaknesses for a given subject matter. Each diagnostic question may be a unique question variant generated from a dynamic question template. The ESS module may automatically and dynamically build a personal lesson plan that includes lessons on topics of the subject matter that the student has not mastered. The ESS module may dynamically modify the personal lesson plan to change a lesson and / or add lesson(s) considered by the ESS module as necessary for the student to master the subject matter. Given the ESS module's knowledge on various components of a question such as equation(s) used to produce a correct answer to the question, the ESS module may generate image(s), customized hint(s), customized explanation(s), and / or examine student solutions in step-by-step fashion.

The invention discloses a mountain torrent risk dynamic assessment method. The method comprises the following steps: step 1, determining an assessment object and a risk assessment index; Step 2, determining a current risk assessment level; Step 3, judging the risk degree; And 4, dynamically assessing the mountain torrent risk. According to the dynamic mountain torrent risk assessment method provided by the invention, the assessment result not only comprises the grade of the mountain torrent risk, but also comprises the degree close to a certain risk grade, and the dynamic assessment of the mountain torrent risk is carried out based on real-time monitoring data or simulation forecast data of a model, so that a more effective decision basis is provided for mountain torrent disaster defense.

The invention discloses an individual nutrients deficiency risk assessment method based on SNP (Single Nucleotide Polymorphism) site, which is named as INRAS (Individual nutrients deficiency risk assessment based on SNP). The method is aimed at N SNP site of an individual or N individuals of an SNP site as an experimental unit, the studied object is SNP site related to individual nutrient metabolism capacity, and primers are designed and synthesized according to locus information; DNA is then extracted out from the blood of the individual to carry out PCR (polymerase chain reaction) amplification, an assay result is then obtained by a fluorescence scanner, and finally, a risk assessment model is adopted to analyze the result. The risk assessment model disclosed by the invention, which is created on an evidence-based inclusion basis of SNP site, can accurately and systematically assess various nutrients deficiency risks of the human body on the basis of the SNP site; and a dynamic riskassessment model which is created on the basis of critical values of biochemical indexes of population nutrients can carry out accurate and systematic dynamic assessment on various nutrients deficiency risks of populations on the basis of the SNP site.

The invention relates to an internet medicine trading subject credit assessment system and method, belonging to the technical field of internet information. The system comprises a credit model management module, a credit index management module, a grade management module, a credit grade assessment module, a data storage module, a subject database capturing module, a credit assessment reference information acquisition and management module and a subject credit grade issuance module, wherein the credit grade assessment module is connected with the subject database capturing module, the data storage module, the credit assessment reference information acquisition and management module and the subject credit grade issuance module respectively; the data storage module is further connected with the credit index management module, the credit model management module and the grade management module respectively; and the credit index management module is further connected with the credit model management module. According to the system and the method disclosed by the invention, the automation of internet medicine trading subject credit assessment can be realized, a real-time on-line dynamic assessment function is provided, and manual operations are reduced.

A method includes storing a plurality of users, assigned with at least one nonhierarchical dependency, for defining a dynamic organization structure; storing assessment data objects, each having dependencies, for defining a dynamic assessment data object structure; and determining an assessment need in the dynamic organization structure. The method further includes defining a dynamic assessment account, in response to the assessment need, associating an administrator user, a response user and assessment data; defining needed assessment data objects for the assessment data, associated with at least one response user; and determining available information relating to the needed assessment data objects from a dynamic database. The method further includes providing a request relating to the needed assessment data objects to at least one response user; receiving a response relating to the request for the needed assessment data objects, from the at least one response user; and updating assessment data objects of the dynamic assessment data object structure based on the received response and the dependencies;

The present invention relates to an urban power distribution network medium and long term dynamic investment scale competition evaluation method and device. The method comprises: selecting a plurality of evaluation indexes, and performing corresponding classification of the evaluation indexes into 6 classes of evaluation criterions; performing weight distribution of the 6 classes of evaluation criterions through a fuzzy analytical hierarchy process; performing analysis of each evaluation index long-term statistics data through a data envelopment analysis method, and dividing each evaluation index in each class of the evaluation criterion into an input index and an output index; according to the input index and the output index, employing the CCR model of the data envelopment analysis method to obtain the efficiency evaluation value of each class of the evaluation criterion and each planning period; employing a dynamic weight vector to perform linear dynamic weight aggregation of the efficiency evaluation value of each planning period and obtain a dynamic evaluation result; and according to the dynamic assessment result, establishing a dynamic checking scale, and performing scale checking of the construction cost and the construction efficiency. The urban power distribution network medium and long term dynamic investment scale competition evaluation method and device are suitable for indirect competition among similar enterprises at different areas to realize resource configuration efficiency maximization.

The present invention relates to a railway roadbed state assessment method based on ground penetrating radar periodicity detection, belonging to the railway roadbed detection technology field. The implementation steps of the method comprise: image preprocessing; image registration; primary election of region of variation; difference image construction; selection of region of variation; roadbed anomaly identification; and roadbed state classification and suggestion. The railway roadbed state assessment method based on ground penetrating radar periodicity detection realizes the registration of the ground penetrating radar periodicity detection image through adoption of the ORB, FLAAN AND RANSAC algorithms, employs the feature point binary image to perform primary election of region of variation, constructs a difference image through the Wavelet Transform, and employs the OTSU to select the region of variation so as to comprehensively employs the historical detection information and the current detection information to perform identification and classification of the railway roadbed state. The railway roadbed state assessment method based on ground penetrating radar periodicity detection realizes the rapid and dynamic assessment of the railway roadbed state, improve the processing efficiency of the ground penetrating radar periodicity detection and help the railway engineering system to timely grasp the roadbed state and develop the maintenance work.

The embodiment of the invention provides a community power distribution network dynamic risk assessment method and device based on a Bayesian network. The community power distribution network dynamicrisk assessment method comprises the following steps: constructing a community power distribution network dynamic risk assessment index system and the Bayesian network; inputting the acquired currentand voltage preset data into a power distribution feeder short-circuit fault diagnosis Bayesian network model to obtain power distribution feeder short-circuit state information; and inputting the weather information, the community power distribution system component operation age limit information and the power distribution feeder short circuit state information into a community power distribution network power failure risk assessment Bayesian network model to obtain a community power failure risk assessment result. The community power distribution network dynamic risk assessment method and device based on a Bayesian network establish a Bayesian network model by using the proposed index system suitable for the dynamic risk assessment of the community power distribution network, and perform the dynamic risk assessment through the real-time data, so that the real-time dynamic assessment of the power failure risk of the community power distribution network is realized, and the reliability and accuracy of the dynamic assessment are improved.

The invention discloses a deep foundation pit risk assessment method based on data fusion analysis. A foundation pit engineering three-dimensional digital model constructed according to a computer aided technology can completely record and vividly display all pieces of information of foundation pit construction and can automatically generate a construction log and a monitoring report, so that a constructor or a technicist can execute operation conveniently, and the work for recording complicated construction information of foundation pit engineering is eliminated. By a finite element analysis technology and the conventional risk assessment method for static assessment, single-monitoring-item dynamic assessment and multi-monitoring-item relevance assessment, the shortcoming of fuzzy judgment of the conventional risk assessment method is overcome; through a large amount of data fusion, a series of risk sources in an engineering progress process can be comprehensively judged, and a targeted strategy is supplied; and the intelligence degree is extremely high. According to the method, a learning mode can be adopted; and a risk judgment rule is added or corrected, so that the risk assessment accuracy can be continuously completed.

A dynamic assessment system for monitoring high-voltage electrical components, which includes a computer system that is configured to receive data from a plurality of on-line sensors configured to monitor various operating parameters associated with the operation of a plurality of electrical components such as a plurality of electrical transformers. The computer system is configured to automatically and continuously correlate the data from the on-line sensors with data from various off-line databases and supervisory networks associated with monitoring the operation of the power distribution network, so as to generate dynamic operating condition assessments, including risk of failure assessments, of each of the monitored electrical components.

The invention discloses an employee performance dynamic assessment method based on big data analysis. The employee performance dynamic assessment method comprises the steps of performing assessment through employee performance scores; wherein the influence factors of the employee performance score comprise a process performance assessment result A, a mutual assessment performance assessment (i.e.,360-degree performance assessment) result B and an employee workload assessment result C; wherein the process performance assessment result A, the mutual assessment performance assessment result B and the employee workload assessment result C are realized by depending on a big data cloud platform; and calculating according to the influence factors of the employee performance scores to obtain an employee performance dynamic assessment result. Based on facts, process performance assessments are established. By combining 360-degree performance assessment and adopting big data analysis, a brand-new employee performance dynamic assessment method is formed. Workload analysis is introduced in the assessment process, the distribution principle of multiple purposes is fully embodied, data is usedfor speaking, the performance assessment is more scientific, more practical and more perfect, enterprise management is promoted through the performance assessment, and the working efficiency is improved.

The invention relates to an urban flood disaster dynamic assessment method based on multi-source data. The method comprises the following steps: collecting real-time data; carrying out spatialization processing; establishing a flood disaster affected body data set; simulating a submerging process; simulating population disaster; calculating the passing speed during rainstorm and flood; analyzing differences; and generating a dynamic evaluation result. According to the method, the superiority of a big data technology is fully utilized, urban population and traffic conditions are obtained based on a web crawler technology, and dynamic assessment of flood disaster loss is realized through the constructed disaster affected body data set and an urban rainfall flood model simulation result; the defects that traditional data are difficult to obtain and the temporal-spatial resolution is relatively poor are overcome, the cross research of the big data technology and the urban hydrological field is realized, the loss difference of disaster affected bodies at different flood occurrence time points can be captured, and the influence of flood disasters on the society can be truly reflected. The method can be combined with any urban rainfall flood model to guide disaster prevention and reduction work, and the toughness of a city is enhanced.

A water supply network operation state assessment method disclosed by the present invention is characterized by determining and selecting the indexes at the next moment according to the weight ratio of the different indexes within the preceding period of time, and then determining the assessment standards and dynamically assessing the operation state. According to the present invention, a dynamic assessment method is used, the operation states of a water supply network at different time periods are considered, different assessment standards are selected, and the comprehensiveness of the single index or the multiple indexes are assessed dynamically. Meanwhile, a grading dynamic assessment scheme is provided, thereby being able to assess the operation state of the water supply network more scientifically, accurately and comprehensively.