85results about How to "Flexible computing" patented technology

A method for calculating a timeout parameter in a communication session, comprises the steps of initiating a session; calculating a throughput of the connection during initialisation of the session by measuring a time span between sending and receiving a data packet on a target communication device 101 including a fixed computational time delay of the initiator communication device 102, wherein the packets are smaller than a maximum packet size; calculating a maximum round trip time for the maximum data packet that is possible to be sent and received based on the calculated throughput; and setting a session timeout parameter equal to the calculated maximum round trip time.

Implementations of the specification include receiving, by a smart contract service provider including a trusted computation execution environment (TEE) from a client associated with a target blockchain network, a request for operating cross-chain data of one or more blockchain networks different from the target blockchain, wherein the smart contract service provider is off the target blockchain network; sending, by the smart contract service provider to a data visiting service provider, a request for the cross-chain data; receiving, by the smart contract service provider, the cross-chain datafrom the data visiting service provider; generating, by the TEE, a result using the cross-chain data; and returning, by the smart contract service provider, the result to the client.

The invention belongs to the field of social network modeling and analysis, and particularly relates to a method for predicting the maximum information spreading range on the basis of a random model, and by means of the method, dynamic characteristics of a social network are explored. According to the method, a set of functions capable of describing the network information spreading dynamic characteristics are constructed, a dynamic information spreading model is built according to historical data of social network information spreading, a random model detector is used for predicting the possible maximum information spreading range through a verification and emulation technology, and the node set capable of maximizing the spreading range is found out, wherein information is spread through different node sets. Compared with a traditional spreading range maximization modeling method, the dynamic characteristics of the network can be modeled, so that the initial node set which is predicted out is higher in quality, and the success rate of a network marketing strategy is increased.

The invention provides a method for dynamically configuring an index evaluation system. The method is characterized in that: a basic information table, a common library, a background application program unit and a scheduling program unit are provided. The method comprises the following steps of: 10, configuring an acquisition unit; 20, configuring an index unit, and self-defining an index calculation formula; 30, starting an acquisition program, acquiring acquisition data and storing the acquisition data in an acquisition table; 40, starting an index calculation program, realizing index calculation and storing index data in an index table; and 50, sending the index data to a customer. The method has the advantages that: the index evaluation system realizes the flexible configuration and calculation of an index, can define other indexes which are components of the index, supports self-definition of the calculation formula and the like, and solves the inflexibility of an index relation.The index evaluation system can be used by a user mastering skills; and as long as some pieces of basic data are set, the complete configuration of the user is realized by dragging and selection, andthe index evaluation system can be used after definition without participation of a developer, so that the development cost of the system is saved.

The invention provides an unmanned aerial vehicle route planning method based on an improved Salp algorithm, belonging to the technical field of unmanned aerial vehicle route planning. The method comprises the following steps: firstly, determining a start point position, a destination point position and a threatening area range; establishing a route planning cost model through path cost and threatening cost; performing optimizing for the established cost model, on the basis of a basic Salp algorithm, updating the position of a population with a sinusoidally varying iterative factor, embeddingan adaptive genetic operator to improve optimizing capability of the algorithm; after upper limit of iteration is reached, obtaining an optimal individual position, namely unmanned aerial vehicle optimal route points from the start point to the destination point; smoothening a connection line of the obtained optimal route points, obtaining the optimal route, and realizing route planning. The method provided by the invention can plan the optimal route from the start point to the destination point and avoid that the route is in the threatening area, the method has flexible, simple and fast calculation processes, and the method solves a problem that the existing route planning optimization algorithm has relatively low convergence speed and is very liable to be caught in local optimum.

The invention discloses a phase modifier stationing method for preventing multi-DC chain commutation failure, and belongs to the technical field of automation of a power system. A region with a relatively high risk that other DCs are simultaneously or sequentially failure in commutation caused by a commutation failure of a certain DC according to a multi-fed interactive factor is judged, the region is used as an installation region of a phase modifier, and the optimal phase modifier installation place is obtained by calculating and sequencing reactive power improvement control estimation indexes of the phase modifier. By the method, the problems that the commutation failure is judged only by voltage drop of a commutation bus and the inconsistency of a result and an actual condition probably caused by a relevant phase modifier configuration index obtained according to the type of the commutation failure cannot be effectively reflected are solved, and the configuration capacity of the phase modifier is reduced to the great extent on the basis of ensuring rapid recovery of the DC with commutation failure.

The invention discloses a parameter calibration method of a port mobile container position system, comprising the following steps of detecting and positioning container trucks on the move at a container terminal; realizing the 3D information perception to an object via a monocular vision system by using the containers' width and length as the known gauge information and demarcating all the unknown parameters expediently, rapidly and accurately; being divided into a pre-demarcated step to perform once before the real time survey after the completion of installation of the position system and a real time demarcated step to perform once before each survey in the real time survey; starting the next survey from the real time demarcation. The invention has the advantages of convenient application without any additional requirements for container and the movement of the containers, flexible and accurate calculation of the distance from the container on the move at any height to the right parking space, being applicable to the similar vision inspection tasks, etc.

The invention provides a simulation method of multistep variable step size which is capable of considering any multiple events in electromagnetic transient calculation, namely, event search is carried out to every step of calculation; precise occurrence time of an event is obtained; re-calculation is carried out till the position of a break point, the event is solved, the sequencing problem of the multiple events happening synchronously or within a simulated step size is solved; and then multistep variable step size backward Euler method is adopted to completely eliminate numerical oscillation occurring in electromagnetic transient simulation. The method precisely calculates the occurrence time of the event, can completely eliminate the numerical oscillation and process event sequence with arbitrary combination, and is suitable for the electromagnetic transient technology of a system of a power electric device provided with mass quick break.

The invention belongs to the field of electromagnetic numerical calculation, and specifically relates to a precise and quick calculation method of calculating the far-field radiation field of a large-scale MIMO array antenna based on the symmetric property of arrays. The method comprises the following steps: S1, determining the structure and parameters of an M*N planar array antenna; S2, determining the size and extraction mode of the sub-matrixes in a large array; S3, approximately calculating out the active unit pattern of each array element of the large array based on an extracted sub-matrix active unit pattern and by making use of the symmetric property of a homogeneous planar array; and S4, calculating the properties of the radiation field of the large array through superimposed calculation. The method of the invention is based on extension of a small array to a large array, and is of high calculation speed. By using the superposition principle of field, the method is flexible in calculation, and has a wide scope of application. The method can be applied to both homogeneous linear and planar arrays. Through superimposed calculation, a large amount of matrix operation is avoided, the amount of calculation is reduced, and the calculation speed is improved.

The present invention discloses a multiple-language-supporting test process generating, debugging and executing system. The system comprises a process design module, a debugging and executing module, an interface module, a log module and a data monitoring module, wherein the process design module comprises a view unit, a variable management unit, a node tool box unit, a layout unit, a cancel and redo unit, a retrieval unit and a node editing unit; the debugging and executing module comprises a debugging unit and an executing unit; and the interface module comprises a node expansion interface, a variable type expansion interface and an expression expansion interface. The multiple-language-supporting test process generating, debugging and executing system overcomes the defects of difficult debugging and error correction of test processes in the prior art through the working process of the debugging unit, thereby enabling the test process debugging to have an advantage of distributed debugging; moreover, by virtue of the working mode of each unit under the process design module, the system overcomes the defects of high threshold and difficulty for a testing process or process compiling in the prior art, thereby enabling the compiling of the test process to be clearer and easier to understand.

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.

The invention discloses an air-source and solar compound heating type crude oil storage and transportation system which mainly comprises a solar collector, air-source heat pump units, water treatment plants, a heat storage water tank, an oil storage tank, hot water lift pumps, an iron removing device and a control device. A hot water outlet and a water replenishing opening are arranged on a tank wall on one side of the heat storage water tank, and a return water port, a solar collector water outlet, an air-source heat pump unit water outlet, an air-source heat pump unit hot water inlet and a solar collector hot water inlet are arranged on a tank wall of the other side of the heat storage water tank. Temperature sensors are respectively arranged at corresponding control points, which are required to be controlled, of the heat storage water tank, the solar collector, the air-source heat pump units and the oil storage tank, and the control device is respectively electrically connected with the temperature sensors by digital signal lines. The air-source and solar compound heating type crude oil storage and transportation system has the advantages that a viscosity and resistance reduction effect is remarkable, consumed energy can be reduced by 45% at least, and the air-source and solar compound heating type crude oil storage and transportation system has high economical benefit and high social benefit.

The invention discloses a business index monitoring method, being suitable for being executed in a monitoring server. The monitoring server is in communication connection with the time sequence database and the website server. The business index monitoring method comprises the steps of: obtaining a first configuration file of each monitoring item from a website server to generate a corresponding timing monitoring task, wherein the first configuration text at least comprises a monitoring name and a corresponding monitoring expression, and the monitoring expression comprises an alarm condition and at least one index item, and each index item comprises a monitoring index and at least one filtering condition, and a plurality of index items are connected through mathematical operators; when a timing monitoring task of a certain monitoring project is triggered, obtaining a corresponding index value from the time sequence database according to the filtering condition of each monitoring indexin the monitoring expression, and substituting the index value into the monitoring expression to judge whether the monitoring expression is established or not; and if the monitoring expression is established, generating alarm information, and sending an alarm notification. The invention further discloses a corresponding monitoring server and a corresponding monitoring system.

The invention relates to an information processing method and device, electronic equipment and a computer readable medium and relates to the field of computer information processing. The method comprises the steps of acquiring insurance configuration information and a parameter dictionary based on insurance information of a user, wherein the insurance configuration information comprises conditionparameters and compensation parameters; structuring the condition parameters to generate a condition tuple; obtaining an instantiated insurance calculation formula based on the compensation parameters; converting the condition tuples and the insurance calculation formula into script statements based on the parameter dictionary; combining the script statements with script components according to astorage process framework; wherein the script component is used for calculating a user guarantee numerical value. Therefore, the insurance configuration information and the storage process are developed and decoupled, only the insurance configuration information and the parameter dictionary need to be modified, the storage process code does not need to be modified, reuse of the storage process code is achieved, and the user guarantee is calculated more flexibly, more conveniently and more quickly.

The invention belongs to the technical field of acquiring and processing urban viaduct information, and specifically relates to a method for a calculating road traffic performance index based on a traffic surface radar. The method includes the steps of installing the traffic surface radar on a road section and calibrating and commissioning the traffic surface radar, obtaining the data acquired by the traffic surface radar, calculating the equivalent traffic of the road in a single sampling period, calculating traffic state dividing intervals with the equivalent traffic as a basic parameter, and calculating road traffic performance index. The method has the advantages of high applicability, sampling and calculating flexibility and accurate determination. Traffic state of a current road section can be determined in a more scientific and efficient way, traffic jam of the current road section can be known, and the traffic passing efficiency of the current road section can be finally improved.

The invention relates to a numerical calculation method and device, a computer device and a storage medium. The method comprises the following steps: receiving a numerical calculation request; whereinthe numerical calculation request carries a data identifier; obtaining to-be-processed data corresponding to the data identifier; obtaining an influence factor node tree; wherein the influence factornode tree comprises a plurality of influence factor nodes; extracting each piece of target influence data corresponding to the influence factor node in the to-be-processed data; obtaining a node weight corresponding to each piece of target influence data based on the influence factor node tree; And calculating to obtain a target value according to the target influence data and the corresponding node weight. By adopting the method, the to-be-processed data can be subjected to data analysis based on multiple influence factors, and the target value is automatically and efficiently determined.

The invention relates to a commission calculation method applied to a commission calculation platform, and the method comprises the steps: responding to a commission calculation instruction sent by auser terminal, and obtaining a corresponding commission rule code according to the commission calculation instruction; obtaining a preset data table from a database, and judging whether the preset data table satisfies a data checking rule, the preset data table being used for storing a commission calculation factor; under the condition that the preset data table meets the data checking rule, extracting all commission calculation factors contained in the preset data table; matching a corresponding commission calculation rule according to the commission rule code, the commission calculation rulecomprising a factor type; screening out a commission calculation factor corresponding to the factor type from all the commission calculation factors; and calculating the commission according to the commission calculation rule and the screened commission calculation factor corresponding to the factor type. The invention further provides a commission calculation platform, computer equipment and a computer readable storage medium.

The invention relates to a super-directivity beam-forming method based on circular array real number weighting. The method comprises the steps that firstly, the symmetrical property of a uniform circular array with an even number of array elements is utilized, and a beam pattern, a directivity factor and an error sensitivity function are all transformed to the calculation form of real number fields, wherein the dimensionality of a weight vector is reduced; secondly, super-directivity beam-forming is constructed to form a multi-constrained optimization problem, and the directivity factor is maximum under the condition that sidelobe level and robustness constraints are achieved; finally, a real number weight vector is solved by utilizing the mature second-order cone programming method. According to the super-directivity beam-forming method, the following properties are utilized to overcome the defect of a large calculated amount. By means of the properties, the beam pattern of the uniform circular array with the even number of array elements, the directivity factor and the error sensitivity function can all be calculated in the real number field, and the calculated dimensionality is reduced; the computational efficiency of second-order cone programming in the real number field is higher than the computational efficiency of second-order cone programming in a complex number field.

The present application provides a real-time data processing method and system, and an instant processing system. According to the real-time data processing method and system and the instant processing system provided by the embodiments of the present application, real-time data sent by a real-time processing system is acquired by a merge node; and further according to a distribution policy, in at least one local node or in a merge node and the at least one local node, a node is determined as a processing node so that the processing node can write the real-time data into the distant processing system, thereby implementing that the instant processing system can perform a flexible computation and query on real-time data.

The invention provides a spraying pipeline engineering quantity calculation method and device, a storage medium and computer equipment. The method comprises the following steps: acquiring architectural drawing information; determining a nozzle and a pipeline in the architectural drawing information; constructing a tree structure according to the geometric position relationship and the connection relationship of the pipelines and the nozzles; obtaining attribute information and professional specification information of the pipeline; and calculating the pipe diameter of the pipeline according tothe tree structure, the attribute information and the professional specification information. Through the invention, the accuracy of spraying pipeline engineering quantity calculation can be improved.

The invention discloses a pipe ring flatness measuring method based on a total station. According to the pipe ring flatness measuring method, two forced centering points are selected in advance, and coordinates of a plurality of measuring points on the end surface of a pipe ring are detected at the two points by using the total station; and the flatness deviation of each measuring point can be calculated by utilizing a plane formula and a point-to-surface distance formula. The steps are simple, the operation is convenient, the flatness of the end surface of the pipe ring can be flexibly and quickly calculated, the measuring precision is high, and the measuring cost is low.

The invention provides a mine group working face mining mutual interference range calculation method based on microseismic monitoring, and relates to the technical field of mine monitoring and data processing. The method specifically comprises the steps that 1, microseismic monitoring is distributed between two working faces of a mine group; 2, a top plate and a bottom plate are constructed and drilled, construction blasting is carried out on each rock stratum, and the wave speed of vibration wave propagation of each rock stratum is measured; 3, the coordinates and time of microseismic eventsare monitored in the mining process of the two working faces, and when the two working faces monitor the microseismic events generated by the same seismic source, the maximum origin time interval of the same seismic source is calculated; and 4, the proportion of the microseismic events in each time period range is counted in sequence, the spatial distance of two microseismic events in a determinedtime period group is calculated, and the maximum value is the mining mutual interference range of the working faces. By means of the method, the mining mutual interference range of the working faces.By means of the method, the mutual interference range of the two working faces of the mine group can be quickly and reasonably determined, and a basis is provided for reasonable optimization arrangement of the two working faces of a to-be-mined region in a mining area.

The invention provides a heat island simulation and forecast method of an urban planning scheme based on grey neural network CA model, which comprises the following steps: 1) collecting data of urbangreen space, hardened ground, building layout, volume ratio, building density and water body that affect the simulating and predicting of the heat island; 2) calculating and obtaining that kernel density of each factor in each divide area; 3) establishing a regression equation; according to the typical weather test results and regression parameters, using the grey neural network CA model to trainand verify the model, wherein the output results are the heat island effect of the simulation and prediction program. The invention provides a method for controlling and evaluating an outdoor thermalenvironment of a town. According to the spatial influence factors of urban heat island, the spatial distribution of urban heat island intensity at any time is simulated under the given meteorologicalconditions, so people can adjust the distribution of hardened ground such as building layout, green space layout and road square in urban planning according to the simulation results, which provides apowerful analysis tool for ecological town planning.

The invention provides an impulse interference monitoring and parameter determination method suitable for a navigation receiver. The satellite navigation receiver pulse interference detection method mainly adopts technologies of intercepting digital sampling data in a segmented manner, improving impulse interference detection capability through incoherent accumulation and the like, involves a received signal storage module, a data preprocessing module, a data smoothing module, a parameter determination module and the like, and completes impulse interference detection and parameter determination of a satellite navigation receiver through each module under unified clock control. According to the method, impulse interference entering the receiver can be rapidly detected and parameters can berapidly determined, pulse period and duty ratio parameters of impulse interference signals are given, interference alarm information is sent, and correctness and usability of the navigation receiver are improved under complex impulse interference conditions.

The invention discloses an automatic pressure stabilization and gas nitriding control method. The method comprises the steps that (1) the partial pressure, stability and other technological parametersof ammonia gas and hydrogen gas in an atmosphere are obtained through a hydrogen probe or other measuring means; (2) the partial pressure of the ammonia gas and the partial pressure of the hydrogen gas are transmitted to a PLC; (3) the PLC calculates the nitrogen potential value Kn according to a set formula, so that the value Kn-real is obtained; (4) the nitrogen potential value Kn-real obtainedthrough measuring is compared with the value Kn-set which is set by the technology, and a deviation value is obtained; (5) a command is output to a mass flowmeter MFC according to the deviation valueand a control unit of the PLC, and flow control is conducted; (6) after the flow is changed, thus, the value Kn of the atmosphere in a furnace keeps being changed and measured by the hydrogen probe,and closed-loop control is completed; and (7) a pressure sensor or a probe P is additionally arranged to directly measure pressure change, and flow control is optimized through new variables.

The invention discloses a method for calculating and simulating radiation dosages of radioactive source cutting operations, and belongs to the field of nuclear facility retirement simulation. The method comprises the following steps of: establishing a three-dimensional geometric model of an object in three-dimensional modeling software, and exporting the three-dimensional model as an initial input; reading a three-dimensional model file of the object to obtain a grid model of the object; approximating a cutting surface; partitioning triangular grids on the surface of the object; generating a section; carrying out sampling to generate point cores; and carrying out gamma radiation dosage calculation by adoption of a point core method. According to the method, automatic modeling of geometriesand radiation sources with arbitrary shapes under complicated cutting operations is realized by means of a virtual reality technology, and dosage estimation is carried out by utilizing a grid model of cut products and a manner of carrying out sampling to generate point cores, so that a virtual reality model is combined with dosage calculation and then the calculation process is more flexible andefficient.

The invention discloses an impedance measurement method and device for an onshore doubly-fed wind field through a traditional direct-current sending-out system, which relate to the technical field ofrenewable energy power generation and transmission systems, and are used for realizing impedance measurement of the onshore doubly-fed wind field through the traditional direct-current sending-out system and providing a reliable and accurate data basis for stability analysis. According to the scheme, the method comprises the following steps of acquiring structural parameters of a doubly-fed wind field subsystem, and calculating to obtain a wind field impedance value Zwf(s) at a specific frequency f according to the structural parameters, the control parameters and the related steady-state values of the given doubly-fed wind field subsystem, obtaining the output active power P of the traditional direct-current sending-out subsystem and the output reactive power Q of the traditional direct-current sending-out subsystem, calculating an impedance value ZLCC(s) of the traditional direct-current sending-out subsystem at a specific frequency f, and conducting impedance cascading on the Zwf(s)and the ZLCC(s) to carry out corresponding impedance cascading, and acquiring the total impedance value of the whole onshore doubly-fed wind field under the specific frequency f through a traditionaldirect-current sending-out system.

The invention discloses an arbitrary waveform synthesis method based on a sampling rate conversion technology, which comprises the following steps of: calculating waveform data at a variable sampling rate, storing the waveform data into a memory, and in the storage process, when a memory read-write control module receives a control command, executing write operation and then executing read operation; and then dividing the read data into multiple parallel paths, wherein each path of data is independently subjected to sampling rate conversion, the validity of each path of data and the arrangement relation of each path of data are controlled through a parameter of sampling rate conversion multiple, and the valid data are re-spliced to obtain output data under a fixed sampling rate. The mode facilitates effective filtering of output signal mirror image frequency components, stray is reduced, and meanwhile the sampling rate index of the arbitrary waveform generator is improved.

A calculation method for proportionally sharing out the energy consumption of air separation among the products includes physical properties calculation of O2-N2-A2 and their mixture, rectification calculation, and air separation flow calculation. It features that the energy consumptions for preparing O2 or N2 individually, preparing O2 and N2, and preparing O2, N2 and A2 are respectively calculated, and the energy consumption of A2 product is their difference.