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30results about How to "Solve one-sidedness" patented technology
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Radar radiation source signal identification method based on multiple sensors
InactiveCN106093873ASolve one-sidednessResolve uncertaintyWave based measurement systemsSignal-to-noise ratio (imaging)Radar radiation
The invention provides a radar radiation source signal identification method based on multiple sensors. The method comprises the steps that S01, at least two single-sensor identification systems receive radar radiation source signals in a multi radiation source signal environment to preliminarily sort and identify the radar radiation source signals; S02, a fusion identification system determines whether a single sensor identification result is from the same radar radiation source signal, and if so, follow-up multi-sensor fusion is carried out; S03, a multi-sensor fusion system fuses a lot of single sensor data from the same radiation source to acquire a final multi-sensor identification conclusion; and S04, after the multi-sensor identification conclusion is acquired, a fusion result is evaluated by a fusion evaluation system. According to the invention, the method has the advantages of high identification accuracy and great anti-signal-to-noise ratio characteristic, is suitable for radar radiation source signal identification under low signal-to-noise ratio, and has certain universality for communication signals and sonar signals.
Owner:陈昌孝
Network security efficiency evaluation method based on attack and defense association matrix
InactiveCN109547242ASolve one-sidednessAddress limitationsData switching networksInformation securityDiscrete points
The invention relates to a network security efficiency evaluation method based on an attack and defense association matrix, belonging to the technical field of information security. The method comprehensively considers system defense capability and impact on system performance, core assets performance and protection capability, services provided by the system and so on after the network is attacked, calculates the attack and defense association matrix and evaluates network security efficiency by adding up weights of multiple discrete points and by using change values of a target network beforeand after attack.
Owner:BEIJING INST OF COMP TECH & APPL
Index system constructing method for overall efficiency of network
ActiveCN104598739ASolve one-sidednessAddress limitationsSpecial data processing applicationsMulti aspectPerformance index
The invention discloses an index system constructing method for overall efficiency of a network. The index system constructing method comprises the following steps: S1, preliminarily drawing up a key index set, selecting key efficiency indexes and determining an index set; S2, refining same-layer indexes and calculating weight, and constructing weight factors of the efficiency indexes relative to the integral efficiency; S3, calculating cross-layer index weight, realizing index weight weighted calculation of a high layer relative to a layer adjacent to the high layer and further realizing index weight weighted calculation of a higher layer on the relative high layer, thereby forming an integral efficiency estimation function with weighted weight. According to the index system constructing method, integral efficiency of the network is estimated by selecting efficient indexes from different levels and different aspects, so that problems of one-sidedness, limitation and the like in a single performance index estimation process in the prior art are effectively solved, and the integral efficiency and the group efficiency of the system are reflected better.
Owner:XIDIAN UNIV
Method and system for constructing software system structure of telecommunication operation support system
This invention relates to a supportive software system creation method and its system, which is used to create a telecom operation supportive system software structure comprising the charging, settlement, operation, accounting, customer service or business analysis. The system comprises the following: a reference system to create the whole software system of the supportive system; a creation system to establish the supportive software system; a supportive software system by use of creation system.
Owner:CHINA UNITED NETWORK COMM GRP CO LTD
Rice variety comprehensive excellent index evaluation method
The invention relates to the technical field of crop genetic breeding, particularly relates to a rice variety comprehensive excellent index evaluation method. An entropy weight and efficacy combined analysis method is adopted to screen and evaluate the variety excellence, and the problems of subjectivity, one-sidedness and reliability of a rice variety evaluation method are solved, and the difficulties in comprehensively and objectively analyzing and judging the variety as good, good taste and good processing to meet the requirements of yield, quality, stress resistance and other multi-dimensional characters are overcome. The implementation of the scheme mainly comprises the following steps: (1) establishing an evaluation system; (2) acquiring index data; (3) determining index weights; (4)calculating a comprehensive index; and (5) evaluating excellent varieties.
Owner:黑龙江省农业科学院绥化分院
Randomness detecting method based on pseudo-random sequence of sample
InactiveCN101674102AAddress limitationsSolve one-sidednessMultiplex code generationTransmissionCdma systemsStream cipher
The invention discloses a random detecting method based on a pseudo-random sequence, belonging to the technical field of signal detection and mainly solving the problems of limitation and one-sidedness existing in the prior randomness detecting method. The method comprises the following detecting steps: carrying out pretreatment of sampling or sampling modulo 2 addition on sequences to be detected, and carrying out transformation point detection on the sequences obtained after the pretreatment; selecting a standard pseudo-random sequence, and arranging the standard pseudo-random sequence in front of the pretreated sequences to form new sequences; grouping the new sequences, and calculating the accumulative sum of bits in the groups to obtain the difference values of the accumulative sums of the adjacent groups; selecting fractiles and determining critical values; comparing all the difference values with the critical values, if all the difference values are less than or equal to the critical values, confirming that the sequences satisfy the random characteristic, otherwise, confirming that the sequences do not satisfy the random characteristic. The method has the advantages of overall detection result, high reliability and good effectiveness, and can be used in the fields of random simulation, spreading code generation in a CDMA system and key stream generation in a stream cipher system.
Owner:XIDIAN UNIV
Chemical wastewater treatment and discharge online monitoring and early warning management cloud platform based on industrial Internet of Things
ActiveCN112857471AImprove monitoring efficiencySolve one-sidednessMeasurement devicesGeneral water supply conservationWater qualityIndustrial Internet
The invention discloses a chemical wastewater treatment and discharge online monitoring and early warning management cloud platform based on an industrial Internet of Things. The plartform comprises a region division module, a pool basic parameter acquisition module, a water level detection module, an image acquisition module, an image preprocessing module, a water quality parameter detection module, a sediment detection module, an analysis cloud platform, a database and an early warning center, the image acquisition module, the water quality parameter detection module and the sediment detection module are combined with the analysis cloud platform to carry out comprehensive detection and careful analysis on water surface floating objects, water quality parameters and sediments at the bottom of the chemical wastewater pool; and the problems of one-sidedness of monitoring content and tedious detection process of a traditional monitoring mode are solved, the reference of a chemical wastewater detection result is effectively improved, a large amount of time cost and labor cost are saved, and meanwhile, the monitoring efficiency of chemical wastewater treatment and discharge is greatly improved.
Owner:ANHUI UNIV OF SCI & TECH GUOZHEN INFORMATION TECH CO LTD
Cell voltage consistency and fault intervention system of fuel cell system
ActiveCN114019392AGuaranteed forecast accuracyImprove reliabilityElectrical testingData acquisitionEngineering
The invention discloses a cell voltage consistency and fault intervention system for a fuel cell system, which comprises a data acquisition module, a data learning module, a cell optimization module, a fault intervention module and a fuel cell intelligent algorithm controller. According to the system, an artificial intelligence deep learning model and a recursive algorithm are adopted to obtain a neural network structure for calculating fuel cell data and a stack state, and a neural network is utilized to establish a fitting relationship between cell control parameters and operation time and a plurality of cells, so that prediction of the consistency of fuel cells and the stack state is realized. The problem of one-sidedness of a cell voltage consistency prediction result in the prior art is solved, the prediction accuracy of cell consistency is effectively ensured, and the reliability of the cell voltage consistency prediction result is improved.
Owner:苏州氢澜科技有限公司
Method for detecting randomicity of pseudorandom sequence based on random permutation
InactiveCN101697533AComprehensive test resultsAddress limitationsTransmitter/receiver shaping networksAutomatic controlPseudorandom sequence
The invention discloses a method for detecting the randomicity of a pseudorandom sequence based on random permutation, which belongs to the field of detection and mainly solves the problems of limitation and onesidedness existing in the traditional randomicity detection method. A series of random permutation processing, such as inversion or negative or random interleaving, is carried out on a sequence to be detected; statistics is carried out on an inverse sequence or a negative sequence or a random interleaving sequence obtained after the random permutation processing by a Cramer-von Mises detection method, a statistical value corresponding to the sequence is obtained, and the statistical value corresponding to the sequence is compared with a selected standard statistical value; if the statistical value is smaller than the standard statistical value, the sequence to be detected meets random properties; and contrarily, the sequence to be detected does not have the random properties. The invention enables the randomicity detection of the pseudorandom sequence to be more comprehensive in a detection result and can be applied to the fields of secret communication, aerospace, distance measurement, cryptography and automatic control.
Owner:XIDIAN UNIV
Hydraulic engineering construction safety cloud monitoring method based on cloud computing and machine vision analysis technology
InactiveCN113012100AEffective monitoringSolve one-sidednessImage enhancementImage analysisWater contentCloud computing
The invention discloses a hydraulic engineering construction safety cloud monitoring method based on cloud computing and machine vision analysis technologies. The method comprises the following steps: carrying out regional division on a water diversion ditch; detecting the soil water content, the soil compactness and the soil acidity and alkalinity of the ditch area; the length, the width and the height of the ditch are detected respectively; detecting the PH value of the ditch water body and the flow velocity of the ditch water body respectively; detecting the combination degree of the ditch and the soil; the ditch soil parameters, the PH value of the ditch water body, the flow speed of the ditch water body and the combination degree of the ditch and the soil are analyzed and processed; by means of the method, efficient monitoring of the safety of the diversion canal in water conservancy project construction is achieved, the problem that a water conservancy project monitoring result has one-sidedness is solved, and meanwhile the labor cost and the time cost needed by monitoring are greatly saved.
Owner:南京红薇电子科技有限公司
Aquaculture environment real-time online monitoring method based on Internet of Things and artificial intelligence and big data cloud platform
PendingCN112651958AImprove monitoring efficiencySolve one-sidednessImage enhancementDigital data information retrievalThe InternetWater quality
According to the aquaculture environment real-time online monitoring method based on the Internet of Things and artificial intelligence and the big data cloud platform, the water surface image processing module and the regional environment monitoring module are combined with the processing server to monitor and analyze the aquaculture water surface environment; the problem that an aquaculture environment monitoring result has one-sidedness is solved, and damage to water quality due to the fact that floating objects exist on the water surface for a long time is effectively avoided. Meanwhile, by carefully analyzing the reflection image in the written image and the fog concentration in the environment of each sub-region, the reflection coefficient of each reflection sub-region in each reflection time period and the visual coefficient of each sub-region in each acquisition time period are counted; according to the reflection coefficient and the visual coefficient, the cameras needing to be adjusted in all the sub-regions are correspondingly and automatically adjusted, the monitoring efficiency of aquaculture environment monitoring is greatly improved, and meanwhile the authenticity and reference of a monitoring result are effectively guaranteed.
Owner:卓喜龙
High-definition electronic screen production quality intelligent monitoring and analyzing system based on machine vision
ActiveCN114819627ALow failure rateGuarantee stabilityImage analysisDiode testingMachine visionMonitoring system
The invention discloses a high-definition electronic screen production quality intelligent monitoring and analyzing system based on machine vision. The key target part monitoring system based on the image recognition analysis technology comprises a key part monitoring selection module, a lamp bead basic information acquisition and analysis module, a lamp bead performance test information acquisition and analysis module, a lamp bead production qualification analysis module and an analysis result transmission terminal. According to the invention, the appearance information and the performance test information corresponding to the lamp beads in the electronic advertisement screens are collected, and the qualified rate corresponding to the lamp beads in the electronic advertisement screens and the qualified rate corresponding to the electronic advertisement screens are analyzed based on the collected appearance information and the performance test information. The problem that the quality monitoring of the lamp beads in the electronic advertisement screen has certain one-sidedness in the prior art is effectively solved, the situation that the use scene of the prior art is too limited is avoided, the failure rate in the use process of the electronic advertisement screen is effectively reduced, and the method has great practical significance.
Owner:南京光启图像科技有限公司
Mobile phone identity verification method based on DTW algorithm and walking gait data
ActiveCN112861098AComprehensive gait characteristicsSolve one-sidednessCharacter and pattern recognitionDigital data authenticationReal-time dataAlgorithm
The invention discloses a mobile phone identity verification method based on a DTW algorithm and walking gait data, and the method comprises the steps: pre-collecting the walking gait data of a user for a period of time, carrying out preprocessing, signal segmentation, and cyclic elimination of similar periods, obtaining a plurality of matching templates with weaker similarity, generating a matching template library, acquiring a user walking gait period through a signal segmentation method according to mobile phone acceleration sensor data collected in real time, and finally calculating the similarity between real-time data and samples in a matching template library by the DTW algorithm, so that whether the user identity is legal or not is verified. Matching template samples are large in difference, user gait features can be reflected as comprehensively as possible, meanwhile, a matching template integration method is used for replacing a matching template average value synthesis method, the problems of one-sidedness, complexity and feature data loss of manual sample selection are solved, the recognition accuracy is improved, and the invention has the advantages of being small in calculation amount, high in accuracy and the like. And training samples are few.
Owner:NANCHANG UNIV
Intelligent industrial control instrument suitable for integrated signal management
InactiveCN108173682AVersatileAvoid work interruptionData switching networksExternal storageSystem maintenance
The invention belongs to the technical field of chemical production equipment, and discloses an intelligent industrial control instrument suitable for integrated signal management. The instrument is provided with a central control unit, an external storage capacity expansion module, a digital decoder, an address matcher, a digital memory, a display module, a power supply module, a system reset module, a system maintenance module, a manual control module, a data interface module and a driving controller module, wherein the central control unit is respectively connected with the external storagecapacity expansion module, the digital decoder, the address matcher, the digital memory, the display module, the power supply module, the system reset module, the system maintenance module, the manual control module, the data interface module and the driving controller module. According to the scheme of the invention, serial bus data can be directly input, and multiple instruments can be connected in parallel to a serial data bus, can separately receive and read the own data through the serial bus, and can work independently; and the instrument is suitable for industrial control of various serial bus protocols, and has complete functions.
Owner:BEIHUA UNIV
Compound Microsystem for Multi-channel Fluorescence Microscopy
The invention provides a multichannel fluorescent microscopy composite microscopic system, and belongs to the technical field of microscopes. The multichannel fluorescent microscopy composite microscopic system comprises a microscope body, an imaging module and a composite lighting module. A mechanical rotating mirror is controlled to change the light path of the composite lighting module through a control system, and light matched with the imaging module and modulated through different modes is selected to enter the microscope body by the mechanical rotating mirror to perform lighting on a sample. The device has four functions including a two-color fluorescent localization microscopic function, a structured light lighting microscopic function, a function of fluorescent recovery after photobleaching and a bright field imaging function respectively. The appropriate method can be selected to perform high spatial resolution or high time resolution imaging on the sample in a bioexperiment according to the characteristics of the sample and the imaging requirements, and different modes of imaging can be performed on the same position of the same sample so that the problem of one-sidedness of the imaging result of the single microscopic method can be solved.
Owner:宁波力显智能科技有限公司
Aging failure evaluation method for running composite insulator
InactiveCN111123008AReduce one-sidednessAchieve normalizationTesting dielectric strengthEnvironmental/reliability testsEvaluation resultComposite insulators
The invention discloses an aging failure evaluation method for a running composite insulator. The method comprises the following steps: acquiring n microcosmic test parameters belonging to different parameter indexes respectively; normalizing a plurality of test values obtained by testing according to the n microcosmic test parameters to obtain a normalized value; obtaining n axis segments with the same length as a preset numerical value to construct an axis segment model; enabling the n normalized numerical values to be equivalent to line segments taking the original point as a starting pointon the n axis segments, wherein the normalized numerical values are smaller than a preset numerical value; respectively calculating a first n-polygon area formed by connecting the end points of the line segments corresponding to the n normalization values and a second n-polygon area formed by connecting the end points of the n axis segments; quantizing the area of a first n-polygon and the area of a second n-polygon to obtain a quantized value; and obtaining an evaluation result under the quantized value according to a preset evaluation model. The problems of insufficient distinction degree and one-sidedness in the prior art can be solved.
Owner:ELECTRIC POWER RES INST OF GUANGDONG POWER GRID
Calculation method of road congestion based on geomagnetic equipment
InactiveCN105225497BReduce complexitySmall amount of calculationRoad vehicles traffic controlComputer scienceInformation transfer
Owner:ZTE ITS CO LTD
Method for detecting randomicity of pseudorandom sequence based on random permutation
InactiveCN101697533BAddress limitationsSolve one-sidednessTransmissionAutomatic controlInterleave sequence
Owner:XIDIAN UNIV
A fuel cell system monolithic voltage consistency and fault intervention system
ActiveCN114019392BGuaranteed forecast accuracyImprove reliabilityElectrical testingAlgorithmData acquisition
The invention discloses a fuel cell system monolithic voltage consistency and fault intervention system, comprising: a data acquisition module, a data learning module, a monolithic optimization module, a fault intervention module, and a fuel cell intelligent algorithm controller; The system adopts artificial intelligence deep learning model and recursive algorithm to obtain the neural network structure for calculating fuel cell single-chip data and stack status, and uses the neural network to establish the fitting relationship between battery control parameters and running time and multiple single-chips to realize fuel cell The prediction of battery monolithic consistency and stack state solves the one-sidedness of cell voltage consistency prediction results in the prior art, effectively ensures the prediction accuracy of monolithic consistency, and improves the cell voltage consistency prediction results reliability.
Owner:苏州氢澜科技有限公司
Intelligent management system for operation and maintenance of distributed photovoltaic power generation system based on cloud computing and Internet of Things
ActiveCN113052723BImprove management efficiencySolve one-sidednessMeasurement devicesResourcesPower stationThe Internet
The invention discloses an intelligent management system for operation and maintenance of a distributed photovoltaic power generation system based on cloud computing and the Internet of Things. The system includes a power station position acquisition module, battery pack quantity statistics module, battery pack angle detection module, equipment operation parameter monitoring module, external environment parameter detection module, data processing and analysis module, alarm terminal, control terminal, database and display terminal, This system solves the problem by comprehensively detecting and analyzing the inclination angles of the power generating battery groups corresponding to each power station, the operating parameters of each equipment corresponding to each power station, and the external environment parameters corresponding to each generating battery group of each power station. Some have one-sided problems with the content of the operation and maintenance management of the photovoltaic power generation system, and then realize the intelligent adjustment of the light-receiving area corresponding to the power generation battery group, and at the same time greatly improve the management efficiency of the photovoltaic power generation system.
Owner:江苏洁诚智慧能源科技有限公司
Method and system for constructing software system structure of telecommunication operation support system
ActiveCN1604099BEasy to operateEasy to implementSpecial data processing applicationsCOLA (software architecture)Software system
Owner:CHINA UNITED NETWORK COMM GRP CO LTD
Transcriptome and DNA methylation data correlation analysis method and system
PendingCN112201302ASolve one-sidednessAddress reliabilityProteomicsGenomicsDNA methylationRna expression
The invention discloses a transcriptome and DNA methylation data correlation analysis method and system, and the method comprises the following steps: S1, carrying out the transcriptome sequencing ofa sample, carrying out the biological information analysis of the data obtained through sequencing, and obtaining a differential expression gene; S2, performing DNA methylation sequencing on the sample, and performing biological information analysis on data obtained by sequencing to obtain a differential methylation region; and S3, carrying out correlation analysis on the obtained differential expression gene and the differential methylation region. Through the method and the device, the problems of one-sidedness and partial data unreliability of data of single omics sequencing in the prior art are solved; meanwhile, the correlation between RNA expression and DNA methylation modification in the sample can be obtained through two-omics integration analysis, and the analysis content is morecomprehensive.
Owner:广州基迪奥科技服务有限公司
Radar comprehensive admission ability evaluation method based on ELO grade score
The invention discloses a radar comprehensive admission ability evaluation method based on ELO grade scores, and the method comprises the steps: decomposing the radar comprehensive admission ability into a plurality of sub-abilities, describing each sub-ability through a corresponding ELO grade score, and carrying out the comprehensive judgment of the radar admission ability through an obtained chess playing result, the problems of simplification and uniqueness of an original ELO grade score calculation model are solved. In addition, the maximum possible difference delta Smax and the actual difference delta S of the two chess playing parties are introduced into score calculation to reflect the actual ability difference of the two chess playing parties, and the fairness of one-time chess playing can be reflected.
Owner:中国人民解放军93236部队
Randomness detecting method based on pseudo-random sequence of sample
InactiveCN101674102BAddress limitationsSolve one-sidednessMultiplex code generationTransmissionComputer scienceRandom simulation
Owner:XIDIAN UNIV
A Multi-sensor-based Radar Radiator Signal Recognition Method
InactiveCN106093873BSolve one-sidednessResolve uncertaintyWave based measurement systemsSignal-to-noise ratio (imaging)Radar radiation
The invention provides a radar radiation source signal identification method based on multiple sensors. The method comprises the steps that S01, at least two single-sensor identification systems receive radar radiation source signals in a multi radiation source signal environment to preliminarily sort and identify the radar radiation source signals; S02, a fusion identification system determines whether a single sensor identification result is from the same radar radiation source signal, and if so, follow-up multi-sensor fusion is carried out; S03, a multi-sensor fusion system fuses a lot of single sensor data from the same radiation source to acquire a final multi-sensor identification conclusion; and S04, after the multi-sensor identification conclusion is acquired, a fusion result is evaluated by a fusion evaluation system. According to the invention, the method has the advantages of high identification accuracy and great anti-signal-to-noise ratio characteristic, is suitable for radar radiation source signal identification under low signal-to-noise ratio, and has certain universality for communication signals and sonar signals.
Owner:陈昌孝
High-quality electric power package recommendation method based on improved collaborative filtering algorithm
InactiveCN113538093ASolve one-sidednessResolve accuracyBuying/selling/leasing transactionsNear neighborRating matrix
The invention discloses a high-quality power package recommendation method based on an improved collaborative filtering algorithm, and the method comprises the steps: fusing the dominant demand score of a user and the implicit demand score of the user, and obtaining an implicit and implicit package score matrix based on the demands of the user; calculating the comprehensive package similarity among different high-quality power packages according to the high-quality power packages to obtain a nearest neighbor set of the high-quality power packages; weighting the score of the target high-quality power package by taking the comprehensive package similarity among the different high-quality power packages as a weight to obtain an initial prediction score of the target user on the target high-quality power package; calculating user similarity between the target user and other users to obtain a nearest neighbor set of the target user; for a high-quality electric power package of which the target user is not scored, weighting the high-quality electric power package through a nearest neighbor set of the target user to obtain a final prediction score; and forming a recommendation set by the first plurality of high-quality electric power packages with relatively high scores. According to the method, the problems of one-sidedness, low accuracy and cold start in the high-quality power package recommendation process are solved.
Owner:SICHUAN UNIV
Private Domain Operation Quality Inspection Method and System
ActiveCN113222483BAvoid churnIncrease stickinessDigital data information retrievalResourcesPersonalizationData mining
The present invention is applicable to the computer field, and provides a private domain management quality inspection method and system, by monitoring the dynamic data of each product in the online self-owned platform and sales information; analyzing the dynamic data of the product with the set comparison rules , adjust the sales strategy of the product according to the analysis results, and the comparison rules include: comparing the current online visits of the product per unit time with the historical online visits of the same product Comparing the dynamic data of the product with the dynamic data of the most popular products ranked last, comparing the current total visits with the historical total visits per unit time, etc., can monitor the quality of private domain operations in real time and provide consumers with Personalized message push can prevent customer loss in time and increase customer stickiness. It solves the problem of one-sidedness and lag in the adjustment of business strategies during the artificial quality inspection of private domain operations.
Owner:咚咚来客(广州)信息技术有限公司
Distributed photovoltaic power generation system operation and maintenance intelligent management system based on cloud computing and Internet of Things
ActiveCN113052723AImprove management efficiencySolve one-sidednessMeasurement devicesResourcesPower stationIntelligent management
The invention discloses a distributed photovoltaic power generation system operation and maintenance intelligent management system based on cloud computing and Internet of Things. The system comprises a power station position acquisition module, a battery pack quantity statistics module, a battery pack angle detection module, an equipment operation parameter monitoring module, an external environment parameter detection module, a data processing and analysis module, an alarm terminal, a regulation and control terminal, a database and a display terminal. According to the system, comprehensive detection and careful analysis are carried out on the inclination angle of the power generation battery pack corresponding to each power station, the operation parameters of each device corresponding to each power station and the external environment parameters corresponding to each power generation battery pack of each power station; the problem that the management content of an existing operation and maintenance management mode of the photovoltaic power generation system has one-sidedness is solved, intelligent adjustment of the light receiving area corresponding to the power generation battery pack is achieved, and meanwhile the management efficiency of the photovoltaic power generation system is greatly improved.
Owner:江苏洁诚智慧能源科技有限公司
A Mobile Phone Identity Verification Method Based on DTW Algorithm and Walking Gait Data
ActiveCN112861098BComprehensive gait characteristicsSolve one-sidednessDigital data authenticationBiometric pattern recognitionReal-time dataAlgorithm
The invention discloses a mobile phone identity verification method based on DTW algorithm and walking gait data. By pre-collecting the user's walking gait data for a period of time, and then through steps such as preprocessing, signal segmentation, and cyclic elimination of similar periods, multiple For weaker similarity matching templates, a matching template library is generated, and then the user’s walking gait cycle is obtained by the signal segmentation method through the real-time collected mobile phone acceleration sensor data, and finally the similarity between the real-time data and the samples in the matching template library is calculated by the DTW algorithm , so as to verify whether the user's identity is legitimate. The present invention has large differences in matching template samples, and can reflect the user's gait characteristics as comprehensively as possible. At the same time, the method of matching template integration is used to replace the method of matching template average value synthesis, which solves the one-sidedness, tediousness and loss of characteristic data of manual manual selection of samples. It improves the recognition accuracy, and has the advantages of less calculation and less training samples.
Owner:NANCHANG UNIV
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