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39results about How to "Help formulate" patented technology

Projection pursuit-based method for evaluating flooding risk of drainage pipe network

The invention discloses a projection pursuit-based method for evaluating flooding risk of a drainage pipe network, which relates to the technical field of system comprehensive evaluation. The method integrates multi-aspect flooding risk effect factors from a drainage pipe network model, a geographic information system and a database system and uses a projection pursuit evaluation method for evaluating the flooding risk of the drainage pipe network. In the method, linear projection is conducted on each evaluation indicator sample; an optimal projection direction vector is searched in accordancewith a certain principle and the optimal projection direction vector reflects the important level of each evaluation indicator, namely objective weight, and based on the objective weight, a comprehensive evaluation number is established for conducting evaluation grading on the flooding risk of the drainage pipe network, thus providing technical support for emergency rescue in flood season. The method avoids one-sidedness of human analysis in evaluation process, has more scientific evaluation result, and can vividly and directly represent disaster risk degree and distribution due to an obtained flooding disaster risk map, thus providing excellent decision platform for rescue dispose.
Owner:BEIJING UNIV OF TECH

Anisotropic rotor holographic dynamic balancing method based on equivalent initial phase vector

InactiveCN102778335AFacilitate balance fault diagnosisPrecise Characterization of ImbalancesStatic/dynamic balance measurementMomentumDynamic balance
The invention discloses an anisotropic rotor holographic dynamic balancing method based on equivalent initial phase vector. According to the method, the holographic spectrum principle is taken as the basis, vibration data in two directions are taken into account and are subjected to data fusion, so the anisotropic characteristic can be completely formulated, and the balance fault diagnosis is facilitated; furthermore, the rule of angular momentum conservation is utilized, a holographic spectrum ellipse is converted into an equivalent rotating frequency circle, the equivalent initial phase vector is taken as the characteristic for unbalanced vibration, and the requirement on fine balance is met. Through the equivalent initial phase vector, the defects of traditional initial phase vector on describing the amplitude of unbalance and phase position caused by anisotropy can be eliminated, the unbalance characteristic can be accurately characterized, and the spatial dynamic property of a rotor can be truly indicated. Therefore, the anisotropic rotor holographic dynamic balancing method based on the equivalent initial phase vector, provided by the invention, facilitates improving the accuracy and efficiency of on-site dynamic balance, so that the operating precision and service life of a rotary machine can be effectively improved and prolonged.
Owner:XI AN JIAOTONG UNIV

Urban education service facility evaluation optimization method

PendingCN110490352AMake up for neglectComprehensive reflection of convenienceForecastingResourcesConsistency indexIndex system
The invention provides an urban education service facility evaluation optimization method. The method comprises the steps of extracting and integrating basic data and traffic big data of geographicalnational condition elements, calculating and determining a basic evaluation index system of urban education service facilities, performing service capability analysis, accessibility analysis and education equalization analysis, and quantitatively measuring the supply degree of the education facilities in multiple dimensions. Based on the traffic big data, according to the distribution condition ofschools and communities in a city, identifying blind areas of education service facilities; comprehensively evaluating the reasonability of the school zoning by utilizing the consistency index, the school space dominance index, the service blind area, the school district service scale, the service population quantity and the characteristic population quantity; and optimally configuring schools towhich the planning unit belongs according to a majority principle based on the blind area and the traffic big data and the conditions of schools to which all the communities belong in the planning unit. According to the invention, the current situation of urban education service configuration can be automatically evaluated and predicted, and an optimal configuration scheme is provided.
Owner:WUHAN UNIV

Big data-based electricity larceny accurate identification method and electricity larceny prevention system

The invention relates to the technical field of electric power system management, in particular to an electric power larceny accurate identification method based on big data and an electric power larceny prevention system. Comprising the following steps: constructing an electricity management and control mechanism; based on video monitoring and AI identification technology, the electricity stealing behavior is identified and evidence is obtained; gPS positioning of an electricity stealing position is carried out; electricity utilization data are intelligently collected; electricity consumption analysis control is performed by constructing an electricity larceny and electricity larceny prevention diagnosis model; on-line analysis, research and judgment and intelligent early warning are carried out on the electricity stealing behavior; establishing an electricity stealing user behavior feature library; and establishing an electricity safety big data analysis library. According to the design of the invention, intelligent acquisition of power consumption data can be realized, and the accuracy of studying, judging and positioning of electricity stealing behaviors is improved; based on mass data, a state estimation method and a detection method are used, the scientificity and reliability of research and judgment are improved, the detection accuracy is high, and the application cost is low; the efficiency of power utilization inspection and inspection is improved; the whole-process and panoramic management and control of electricity utilization inspection can be realized; and later evidence obtaining is facilitated.
Owner:ZHAOTONG POWER SUPPLYING BUREAU OF YUNNAN POWER GRID

Method for diagnosing concentration level of environmental medium pollutants

The invention belongs to the technical field of environmental pollutant prevention and control, and particularly relates to a method for diagnosing the concentration level of environmental medium pollutants. The method comprises the following steps: S1, determining an environmental medium; S2, selecting pollutants to be diagnosed; S3, analyzing and diagnosing the concentration of pollutants in theenvironmental medium; S4, concluding: analyzing and summarizing the result of the concentration level of the pollutants in the environmental medium. S3 specifically comprises the following operations: S3.1, setting a data acquisition range; S3.2, determining a data acquisition rule; S3.3, sorting, merging and calculating data; S3.4, sampling data; S3.5 performing pollution level evaluation. According to the method, data with the same investigation range and the same investigation purpose are summarized, the investigation frequency and the number of investigation samples are indirectly increased, sampling errors caused by the small number of investigation samples are avoided, the accuracy of environmental pollution concentration level analysis is improved, and a manager can make a pollution prevention and control strategy easily.
Owner:CHINESE RES ACAD OF ENVIRONMENTAL SCI

Intelligent health examination diagnostic apparatus

The invention discloses an intelligent health examination diagnostic apparatus and belongs to the field of medical diagnostic equipment. The intelligent health examination diagnostic apparatus comprises an information data detecting and collecting system, a data processing system, a transmission system and a palmtop computer. The intelligent health examination diagnostic apparatus is characterized in that the information data detecting and collecting system is composed of a high-definition camera, an infrared detecting device, a blood oxygen detector, a sound image collecting and converting device, an ultrasound generating, accepting and converting device, an electrocardio remote sensing and accepting device and a blood pressure detecting gauge. The in-vivo and in-vitro states are detected through camera shooting/photographing, sounds, sound waves and electrocardio sensing accepting, and the detection information is transmitted to a computer software system of the data processing system through the transmission system to be processed or directly referenced by a doctor or directly transmitted to an electronic medical record platform of the palmtop computer. The intelligent health examination diagnostic apparatus has the advantages of being light, simple, practical, easy and convenient to operate, accurate in diagnosis, standard, efficient and the like.
Owner:谢党恩

Output quantity and input quantity recording method, system, device and storage medium

PendingCN111798943AHelp with medical measuresHelp develop medical measuresLaboratory analysis dataProcess engineeringComputer science
The invention discloses an output quantity and input quantity recording method, a system, a device and a storage medium. The output quantity and input quantity recording method comprises the followingsteps: performing image recognition processing on a first image and a second image, recognizing types and quantities of excrement and food, determining water contents of the food and the excrement, determining the output quantity and input quantity, and the like. According to the invention, an intelligent terminal is used for recording the output quantity and input quantity of a patient, so thatthe situations of excessive recording, missing recording, disordered recording and the like can be effectively avoided, medical data can be systematically managed by institutions such as hospitals andthe like conveniently, and medical measures for the patient can be formulated. The method is executed through a computer system, part of work of hospital staff in the prior art can be replaced, the workload of medical staff is reduced, and the high error rate caused by much manual participation is avoided. The method provided by the embodiment of the invention can be executed through terminals such as a mobile phone, so that the implementation cost of the output quantity and input quantity recording method provided by the embodiment of the invention is lower. The method is widely applied to the technical field of intelligent terminals.
Owner:NANFANG HOSPITAL OF SOUTHERN MEDICAL UNIV

Epidemic disease propagation network reconstruction method and system based on node similarity

The invention relates to an epidemic disease propagation network reconstruction method and system based on node similarity, and belongs to the field of epidemic disease data reconstruction analysis. The method comprises the following steps: firstly, integrating a flow regulation report to preliminarily establish a local epidemic disease propagation network, then defining node similarity indexes of three types of epidemic disease propagation networks based on a network structure and node attributes, then adding possible missing edges to the local epidemic propagation network by calculating similarity indexes of node pairs to reconstruct the epidemic propagation network, and finally, comparing the network reconstruction accuracy under different indexes. The problems that in existing epidemic disease analysis, a propagation chain is difficult to mine, propagation characteristics are difficult to analyze accurately, and the utilization rate of a large number of flow regulation reports is low are solved, the epidemic disease propagation network capable of truly reflecting a virus propagation path is constructed, the epidemic disease propagation chain can be effectively mined based on the constructed epidemic disease propagation network, the virus propagation speed is analyzed, and the space-time propagation range of the virus is predicted.
Owner:SHANDONG UNIV +1

Method for predicting total energy consumption on the basis of fixed base energy consumption elasticity coefficient

InactiveCN104573865AHelp formulateEliminate the influence of price factorsForecastingSimulationEnergy planning
The invention discloses a method for predicting the total energy consumption on the basis of a fixed base energy consumption elasticity coefficient. According to the method, the research limitation caused by fluctuations and incomparability of traditional energy consumption elasticity coefficients is overcome, the fixed base energy consumption elasticity coefficient is adopted, the relation between the fixed base energy elasticity coefficient and an industrial structure is considered, a prediction model for the fixed base energy consumption elasticity coefficient is built, and then the total energy consumption in the future years can be predicted. The method comprises the steps of obtaining GDP, CPI and total energy consumption data of historical years, defining the fixed base energy consumption elasticity coefficient, and calculating the fixed base energy consumption elasticity coefficient value and the tertiary industrial added value proportion of the historical years; building the prediction model of the fixed base energy consumption elasticity coefficient; calculating the total energy consumption of a predictive period. According to the method, the fixed base energy consumption elasticity coefficient is predicted, then the total energy consumption in the future years is predicted, medium and long energy planning is facilitated, and the energy-saving policy is reasonably formulated.
Owner:STATE GRID CORP OF CHINA +3

Two forecasting methods of monthly unified power consumption considering factors of temperature and economic growth

The invention discloses a temperature / economic growth factor considered monthly total electricity consumption predication method. The method comprises the steps of creating a linear regression technique for the monthly total electricity consumption, the current average temperature and the economic growth index; predicating monthly total electricity consumption, including historic total electricity consumption of the same month as the predicated month and monthly average temperature data; expressing the economic growth factor through the time trend term; building a time trend term included predication model; acquiring the historic above-scale industrial added value growth rate data of the same month as the predicated month and obtaining the economic growth index; building an economic growth index included predication model; calculating the total electricity consumption of the predicated month by two equation methods of the predicated models. The method has the advantages that the temperature / economic growth factor considered monthly total electricity consumption predication models are utilized to obtain the predicated monthly total electricity consumption, which is beneficial for power planning and the preparation of production schedule and monthly production planning of a power grid.
Owner:STATE GRID CORP OF CHINA +2

A method for diagnosing the concentration level of pollutants in environmental media

The invention belongs to the technical field of environmental pollutant prevention and control, and particularly relates to a method for diagnosing the concentration level of environmental medium pollutants. The method comprises the following steps: S1, determining an environmental medium; S2, selecting pollutants to be diagnosed; S3, analyzing and diagnosing the concentration of pollutants in theenvironmental medium; S4, concluding: analyzing and summarizing the result of the concentration level of the pollutants in the environmental medium. S3 specifically comprises the following operations: S3.1, setting a data acquisition range; S3.2, determining a data acquisition rule; S3.3, sorting, merging and calculating data; S3.4, sampling data; S3.5 performing pollution level evaluation. According to the method, data with the same investigation range and the same investigation purpose are summarized, the investigation frequency and the number of investigation samples are indirectly increased, sampling errors caused by the small number of investigation samples are avoided, the accuracy of environmental pollution concentration level analysis is improved, and a manager can make a pollution prevention and control strategy easily.
Owner:CHINESE RES ACAD OF ENVIRONMENTAL SCI

A method and system for reconstruction of epidemic transmission network based on node similarity

The invention relates to a method and system for reconstructing an epidemic transmission network based on node similarity, which belongs to the field of epidemic data reconstruction analysis. Firstly, a local epidemic transmission network is preliminarily established by integrating flow adjustment reports, and then based on network structure and node attribute definition The node similarity indicators of three types of epidemic transmission networks are calculated, and then the epidemic transmission network is reconstructed by adding possible missing edges to the local epidemic transmission network by calculating the similarity indicators of node pairs. Finally, the networks under different indicators are compared. Reconstruction accuracy, the present invention solves the problems of difficult mining of transmission chains, difficult accurate analysis of transmission characteristics, and low utilization rate of a large number of flow investigation reports in the existing epidemic analysis, and constructs an epidemic transmission network that can faithfully reflect the transmission route of the virus , based on the constructed epidemic transmission network, the epidemic transmission chain can be effectively mined, the virus transmission speed can be analyzed, and the spatiotemporal transmission range of the virus can be predicted.
Owner:SHANDONG UNIV +1
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