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76results about How to "Flexible analysis" patented technology

Internet of things (IOT)-based visualization system for working conditions of electric forklifts

The invention discloses an internet of things (IOT)-based visualization system for working conditions of electric forklifts. The system comprises a data obtaining module, a data preprocessing module,a data storing module, a chart drawing module and an interacting and displaying module. According to the system disclosed by the invention, the speed and the positions of the forklifts and the weightof transported goods are displayed in real time in a background dispatching center according to IOT data of operation states of the forklifts, which are transmitted to a server by a gateway; visual charts such as maps, columns, broken lines and the like of the use efficiency of the forklifts, the remaining amount of batteries, the speed change curves of the forklifts, the total traveling distancerecords and the like of every day, every week and every month are generated and displayed in real time by using the processed data; managers can master the working conditions of the forklifts in realtime and switch among different views according to the needs to comprehensively judge the working efficiency of the forklifts, predict and analyze the service life states of the forklifts and reasonably select allocating and scheduling schemes of tasks according to the workshop operation requirements; and therefore, finally, the service efficiency of the forklifts and the warehouse work efficiencyare improved and the service life of the forklifts is prolonged.
Owner:CHINA JILIANG UNIV

A/B testing method and device aiming at recommendation strategy

The invention discloses an A/B testing method and device aiming at a recommendation strategy. A global sole identification number is allocated for each recommendation request, recommendation strategyinformation which includes each recommendation strategy name and the global sole identification number corresponding to each recommendation request and is called in response to each recommendation request is recorded, and pingback information returned by a client side is collected and comprises the global sole identification number of the recommendation request corresponding to the pingback information, according to the global sole identification number, corresponding relations of the recommendation strategy names and the pingback information are determined, and based on data of the multiple determined corresponding relations, recommendation effect analysis is conducted. According to the A/B testing method and device aiming at the recommendation strategy, the global sole identification number is adopted to mark the data generated in one request process and is utilized to associate relevant data, the effect analysis is conducted based on the associated data, collection of the strategy names in the whole path is avoided, and any service strategy in a multi-layer service structure can be subjected to independent effect analysis.
Owner:BEIJING QIYI CENTURY SCI & TECH CO LTD

Site electromagnetic environment signal real time analysis and threat evaluation method

The invention relates to the technical field of electromagnetic environment analysis. The invention discloses a site electromagnetic environment signal real time analysis and threat evaluation method. The method comprises specific steps as follows: step 1, constructing a signal characteristic database according to the characteristic parameters of various signals, wherein the signal characteristic database is of automatic study manner and can be constantly completed and expanded; step 2, collecting site electromagnetic environment signals, processing the signals to obtain four basic parameters: frequency, bandwidth, power and duration time of the signals, inputting the basic parameters to the signal characteristic database, matching the basic parameters in the signal characteristic database to obtain the modulation styles and types of the signals; step 3, judging the threat degrees of the signals in specific application scenes by a signal threat degree evaluation model according to application scene information, user customized requirements and the signal searching matching results of the step 3. According to the invention, the modulation styles and types of the signals are automatically analyzed through constructing the characteristic database; and then the threat degrees of the signals are judged.
Owner:SOUTHWEST CHINA RES INST OF ELECTRONICS EQUIP

Visual modeling method for simulation data of power distribution network cyber-physical system

The invention relates to the field of electric power system simulation, in particular to a visual modeling method for the simulation data of a power distribution network cyber-physical system. The method comprises the following steps that: (1) determining an analysis target; (2) selecting an analysis angle; (3) constructing a data analysis and calculation model; (4) configuring an analysis resultdatabase; (5) constructing and configuring an analysis topic diagram; and (6) carrying out the visual displaying of analysis result data. By use of the method, the analysis modeling problem of a greatquantity of historical simulation data of the power distribution network cyber-physical system and the visual displaying problem of the analysis result are solved, the simulation data analysis of complex research contents, including the state evolution properties of the power distribution network cyber-physical system, the dynamic interaction influence of an information system and a physical power grid and the like under the function of multiple correlation events and the information system under a situation that the cascading failure of the power distribution network cyber-physical system isin the presence is realized, and therefore, complex and diversified simulation data analysis requirements under a power distribution network cyber-physical system environment can be met.
Owner:STATE GRID CORP OF CHINA +3

Cooling table charging automatic control device and method

InactiveCN106862286AMaster the length in real timeReasonable use of cooling resourcesCooling bedsMetal working apparatusAutomatic controlControl system
The invention belongs to the technical field of steel rolling machine tool equipment, and relates to a cooling table charging automatic control device and method. A cooling table upper steel roller bed is evenly divided into a first cooling table upper steel roller bed body and a second cooling table upper steel roller bed body. The distance between a first hot metal detector and the head end is equal to the distance between a second hot metal detector and the boundary of the first cooling table upper steel roller bed body and the second cooling table upper steel roller bed body, and is equal to the distance between a third hot metal detector and the tail end of the second cooling table upper steel roller bed body as well. The first hot metal detector, the second hot metal detector and the third hot metal detector are in signal connection with a PLC control system. The PLC control system is connected with an industrial personal computer through wires. An MES system is connected with the industrial personal computer. The PLC control system is connected with a cooling table detection proximity switch through a wire. A pair of finished product collection troughs are arranged on the outer side of a cooling table discharging roller bed. Cool metal detectors are arranged on the outer sides of the finished product collection troughs. The problem that part of zone of a cooling table is not fully utilized when steel plates are distributed in a single row is solved.
Owner:CHONGQING IRON & STEEL (GRP) CO LTD

Classroom teaching analysis and quality evaluation system and method based on behavior and expression intelligent identification

The invention relates to a classroom teaching analysis and quality evaluation system and method based on behavior and expression intelligent identification. The classroom teaching analysis and qualityevaluation system comprises an image data acquisition module, a data intelligent identification module, a classroom teaching index analysis module, a teaching comprehensive analysis and quality evaluation module and a teaching analysis report output module which are connected in sequence. Classrooms are used as carriers, based on a classroom camera monitoring system, data acquisition, classification and identification, quantitative analysis and teaching depth fusion of behaviors and expressions are focused, visual analysis results are output by analyzing various index data of behaviors and expressions of students and teachers in a classroom, and finally scientific and comprehensive teaching comprehensive analysis and quality evaluation are realized in combination with teaching expectation. According to the classroom teaching analysis and quality evaluation system, the full view of classroom teaching is comprehensively presented through visual data analysis, the problems that studentsare not specific in class and the teaching effect is not high in a current efficient classroom are solved, and the classroom teaching analysis and quality evaluation system has great practical value for teaching evaluation institutions and teaching improvement of teachers.
Owner:SHANDONG UNIV

A water quality mathematical model optimization method based on big data and parallel computation

The invention particularly relates to a water quality mathematical model optimization method based on big data and parallel computation. The water quality mathematical model optimization method includes carrying out packet processing on massive data needed for the model operation, optimizing the calibration and operation process of a traditional water quality mathematical model by a parallel calculation method, and carrying out dynamic integration and evaluation on data of the calculation results, thus improving the quality of the water quality mathematical model, the computing efficiency andthe precision of computing results. The water quality mathematical model optimization method based on big data and parallel computation solves the problems of model calibration and calibration causedby insufficient measured data and the long processing time of super big file water quality data, can carry out grouping and high-efficiency processing on enough hydrological data, also realizes calibration and correction of the water quality mathematical model, solves the difficulty of super-big file processing and low efficiency, and improves the calculation efficiency of water quality mathematical model.
Owner:INSPUR SOFTWARE CO LTD

Method and device for collecting multi-channel electromagnetic valve current

The invention discloses a multi-channel electromagnetic valve current acquisition device which is composed of a single-chip microcomputer A / D processing module (1), a CAN communication module (2), a computer communication module (3), an amplifying circuit module (4), a sampling resistor module (5) and an external circuit module (6), wherein, a sampling resistor selects a precise resistor and is connected in series with an electromagnetic valve circuit which needs to be measured, the both ends thereof are respectively connected with a first-grade operational amplifier, the first-grade operational amplifier extracts the micro-pressure drop at the both ends of the sampling resistor and sends to a second-grade operational amplifier after the regulation of the adjustment amplification times of the resistor, a filter resistor and a filter capacitor carries out the filtration of the amplified signals, and the results are sent to the single-chip microcomputer A / D processing module. Then, the processed signals are sent to an upper computer through the CAN communication module. The invention further discloses a method for carrying out the acquisition by adopting the acquisition device. The multi-channel electromagnetic valve current acquisition device has the advantages of high negative voltage resistance, flexible adjustment of the amplification times, high communication speed and high sampling precision.
Owner:WUHU WANLIYANG TRANSMISSION CO LTD

Advertisement budget acquisition method and device, storage medium and processor

The invention discloses an advertisement budget obtaining method and device, a storage medium and a processor, and the method comprises the steps: obtaining advertisement putting historical data, andobtaining a channel factor, a business index constraint condition, an advertisement budget constraint condition, and a target business index which needs to have an optimal value and is used for measuring an advertisement putting effect; Constructing an optimization target model based on channel factors, constraint conditions of business indexes and constraint conditions of advertisement budget byusing historical advertisement putting data, and constructing a constraint relation model based on the constraint conditions of the business indexes and the constraint conditions of the advertisementbudget; And determining the value corresponding to the advertisement budget when the value of the target business index is determined to be optimal through the optimization target model and the constraint relation model. Due to the fact that the optimization target model and the constraint relation model are constructed on the basis of the currently obtained information, analysis on channel factors and business indexes is flexible, and the method can be applied to various business scenes and is good in universality.
Owner:BEIJING GRIDSUM TECH CO LTD

3D chip signal coupling analysis system and method based on machine learning

The invention discloses a 3D chip signal coupling analysis system and method based on machine learning, and the method comprises the steps of obtaining S parameters of TSV through holes under different radius and height of the TSV through holes and distance parameters between the through holes through a TSV through hole 3D model, and respectively storing the S parameters into an S2P file; buildinga TSV through hole RLGC equivalent circuit model, and obtaining circuit parameters of the RLGC equivalent circuit under the corresponding size according to the S2P file; using the radius and the height of the TSV through holes and the distance parameters between the through holes as the input of the BP neural network; and taking the circuit parameters of the RLGC equivalent circuit as the outputof the BP neural network, training the BP neural network, and performing S parameter simulation analysis according to the output of the trained network to obtain an analysis result which is the transmission characteristics of the TSV 3D model under the corresponding size. According to the neural network, actual model simulation and optimization results are adopted as a training set, analysis of circuit performance under different conditions is more flexible, and higher accuracy is achieved.
Owner:ZHEJIANG UNIV

Express cabinet storage resource optimization-oriented reward and penalty strategy method

The invention provides an express cabinet storage resource optimization-oriented reward and penalty strategy method, and aims to solve the problem of express cabinet storage resource and express cabinet enterprise profit optimization in an express cabinet storage process. An existing express item overtime fee collection strategy of an express cabinet causes dissatisfaction of numerous users, and the users puts forward doubts on express cabinet charging behaviors. The development of the express cabinet cannot be supported by the user, and only by pushing out a charging standard which can be accepted by the user, the problems occurring in the operation process of the express cabinet can be further solved. According to the invention, reward and punishment strategies are combined, the user is motivated to pick up the parcel from the forward and reverse directions, the enthusiasm of the user to pick up the parcel is improved, and the queuing system is utilized to simulate the process that the courier puts the parcel into the express cabinet and then takes out the parcel by the user, so that the turnover rate of the express cabinet and the enterprise profit of the express cabinet are improved while the interests of the user are guaranteed.
Owner:BEIJING UNIV OF TECH

Method and device for collecting multi-channel electromagnetic valve current

The invention discloses a multi-channel electromagnetic valve current acquisition device which is composed of a single-chip microcomputer A / D processing module (1), a CAN communication module (2), a computer communication module (3), an amplifying circuit module (4), a sampling resistor module (5) and an external circuit module (6), wherein, a sampling resistor selects a precise resistor and is connected in series with an electromagnetic valve circuit which needs to be measured, the both ends thereof are respectively connected with a first-grade operational amplifier, the first-grade operational amplifier extracts the micro-pressure drop at the both ends of the sampling resistor and sends to a second-grade operational amplifier after the regulation of the adjustment amplification times ofthe resistor, a filter resistor and a filter capacitor carries out the filtration of the amplified signals, and the results are sent to the single-chip microcomputer A / D processing module. Then, the processed signals are sent to an upper computer through the CAN communication module. The invention further discloses a method for carrying out the acquisition by adopting the acquisition device. The multi-channel electromagnetic valve current acquisition device has the advantages of high negative voltage resistance, flexible adjustment of the amplification times, high communication speed and highsampling precision.
Owner:WUHU WANLIYANG TRANSMISSION CO LTD
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