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206 results about "Value assignment" patented technology

Criminal suspicion probability prediction method and system

The present invention provides a method for predicting the probability of criminal suspicion, which includes obtaining relevant information of the person to be tested, and determining the type of criminal record corresponding to the person to be tested according to the relevant information, and the relevant historical data screened out by the specified index corresponding to each type of criminal record; determining Detection time, and according to the relevant historical data, numerically assign values ​​to the specified indicators in each criminal record type; set the feature vector to be formed by all the indicators in the specified indicators, and according to the feature vector and the assignment of the specified indicators, get each criminal record type of training sample library; the classification attributes of the training sample library of each type of criminal record are divided into 1 and 0, and the category probability when the classification attribute in the training sample library corresponding to each criminal record type is 1 is respectively adopted the logistic regression model Fitting is performed to obtain the criminal probability of each type of criminal record of the person to be tested. By implementing the invention, the crime type and crime probability of the person to be tested can be accurately predicted, and on-site guidance can be provided for key investigations by public security officers.
Owner:WENZHOU POLYTECHNIC

Low-concentration gas detection method based on double threshold stochastic resonance

The invention discloses a low-concentration gas detection method based on double threshold stochastic resonance. The method includes the steps: measuring resistance values of a gas-sensitive sensor under different concentrations of reference gas; inputting the measured resistance values as signals, carrying out normalization processing on the signals, and then carrying out curve fitting to obtain a periodic function by Fourier series; carrying out discretization processing on the periodic function to obtain an input function; inputting the input function and added gaussian white noise into a double threshold stochastic resonance system, carrying out value assignment by using a double threshold detector, taking a value-assignment signal as an output signal, and calculating a cross-correlation coefficient of the double threshold stochastic resonance system; searching an optimal double threshold to make the cross-correlation coefficient maximal, and building a linear regression equation with the maximal cross-correlation coefficient and a corresponding gas concentration; and selecting to-be-measured low-concentration gas, acquiring a corresponding maximal cross-correlation coefficient of the to-be-measured low-concentration gas, introducing into the linear regression equation, and calculating out the concentration of the to-be-measured low-concentration gas.
Owner:连云港欧亚气体有限公司

Numerical-control processing method of multi-space hole welding groove on large-scale spherical space curved surface

The invention discloses a numerical-control processing method of a multi-space hole welding groove on a large-scale spherical space curved surface, comprising the following steps of: establishing a mathematical model of a workpiece; analyzing the mathematical model; compiling a space curved surface numerical-control processing procedure of a basic hole with a common parameter; compiling an after-compensation R parameter procedure of a rotary compound angle; compiling a general parameter numerical-control processing procedure of a R parameter processing space hole groove; applying simulation software of a VERICUT numerical-control machine tool to carry out verification; and executing the general procedures to process space holes and the groove. In the invention, because the R parameter form of a universal angle cutter head for compensation is calculated by the R parameter function of a control system of the numerical-control processing machine tool, and the processing of the welding groove is also compiled in a parameter form, the value assignment is performed according to the positions, the shapes and the sizes of the grooves of the space holes, the length of actually measured angle cutter head and the length of a cutter on a drawing so that the purpose that the grooves of multiple space holes are clamped once for processing is realized, and the shape precision of the space holes is ensured.
Owner:CHINA FIRST HEAVY IND +1

Test data encoding compression method

The invention relates to a test data encoding compression method. The test data encoding compression method comprises the following steps of: segmenting original test data by using L as a data section length, wherein L is a positive integer power of 2; if the length of the last data section is less than L bits, then filling X-bits at the tail part of the last data section to complement the residual bits, and obtaining a plurality of data sections; respectively carrying out external compatibility analysis on the plurality of data sections, carrying out backtracking and value assignment on the X-bits in the data sections according to an external compatibility analysis result; carrying out internal compatibility analysis on the data sections without external compatibility to obtain internal encoding types of the data sections and generate corresponding internal reference data sections; and obtaining encoding code words of the data sections according to an encoding rule and the external compatibility analysis result or according to the encoding rule, the external compatibility analysis result, the internal encoding types and the internal reference data sections. The invention has the characteristics of realizing double compression of the test data and improving test data compression ratio.
Owner:INST OF ACOUSTICS CHINESE ACAD OF SCI

Simulation verification system and method for interrupt controller of hard-core MCU

The invention discloses a simulation verification system for an interrupt controller of a hard-core MCU. The simulation verification system comprises testing software and a simulation verification environment module. The testing software comprises a main program and an interrupt service routine. Value assignment is performed on a relevant interrupt register by the main program in a random mode, and the main program transmits interrupt register configuration, interrupt processing information and a software ready signal to the simulation verification environment module; the interrupt service routine records an interrupt mark number and an interrupt sequence; the simulation verification environment module produces interrupt setting information in a random mode and directly sets all interrupt flag bits in the simulation verification system; the testing software obtains the interrupt processing information in cooperation with the simulation verification environment module, and simulation verification of the interrupt controller is collaboratively completed under a certain flow control. The invention further discloses a simulation verification method for the interrupt controller of the hard-core MCU. According to the simulation verification system and method for the interrupt controller of the hard-core MCU, verification efficiency can be enhanced, the coverage rate can be increased, and reusability is quite high.
Owner:SHANGHAI HUAHONG INTEGRATED CIRCUIT

Method and device for generating webpage based on webpage template

The invention discloses a method and device for generating a webpage based on a webpage template. The webpage template comprises a foundation template and one or more subtemplates. The method comprises the steps that a head parameter of one of the subtemplates is obtained, and the head parameter comprises language environment tagging parameters used for tagging one or more language environments; according to the language environment tagging parameters, the corresponding language environments are matched, and environment parameters and rendering components which accord with the language environment requirements are obtained; the webpage template is obtained by inserting the subtemplates into the foundation template, and value assignment is conducted on the environment parameters of the subtemplates; the webpage template is run so that the webpage can be formed. According to the method and device for generating the webpage based on the webpage template, the language environments are matched according to programming languages, a designer can design the webpage template according to the mastered programming languages, and the defect that in the prior art, due to the fact that a fixed language can be used for design and matching of the language environments cannot be conducted automatically when other languages are used for the design, an error occurs is overcome.
Owner:BEIJING QIHOO TECH CO LTD
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