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40results about How to "Good culling effect" patented technology

Unmanned aerial vehicle scene dense reconstruction method based on VI-SLAM and depth estimation network

The invention relates to an unmanned aerial vehicle scene dense reconstruction method based on VISLAM and depth estimation, and the method comprises the steps: (1) fixing an inertial navigation unit IMU to an unmanned aerial vehicle, and calibrating the internal parameters and external parameters of a monocular camera of the unmanned aerial vehicle and the external parameters of the IMU; (2) collecting an image sequence and IMU information of an unmanned aerial vehicle scene by using an unmanned aerial vehicle monocular camera and an IMU; (3) processing the image and the IMU information acquired in the step (2) by using VISLAM to obtain a camera pose with scale information; (4) inputting the monocular image information as an original view into a viewpoint generation network to obtain a right view, and inputting the original view and the right view into a depth estimation network to obtain depth information of the image; (5) combining the camera attitude obtained in the step (3) with the depth map obtained in the step (4) to obtain a local point cloud; and (6) through point cloud optimization and registration, fusing the SLAM tracking trajectory with the local point cloud to obtainan unmanned aerial vehicle scene dense point cloud model.
Owner:BEIHANG UNIV

Method for processing non-meteorological noise in radar echoes

The invention discloses a method for non-meteorological noise in radar echoes, which comprises the steps of: identifying noise areas existing on an 1.5 DEG elevation plane and an 0.5 DEG elevation plane by simply classifying the radar echoes, then analyzing reflectivity factor values of the echoes and then orderly referring radial velocity values and spectrum width values; performing a best noise rejection strategy on different noises after the noise areas are correctly identified; directly adopting a rejection strategy for noises under the conditions of clear sky and no precipitation echoes at peripheries; and adopting an approximate value filling mechanism for noises which are mixed in the precipitation echoes or are adjacent to the precipitation echoes so as to achieve better rejection effect.
Owner:宁波市气象服务中心

Winter wheat-summer corn plantation mode remote sensing recognition method

The invention discloses a winter wheat-summer corn plantation mode remote sensing recognition method. The method concretely comprises the following processes of 1) obtaining data; 2) processing the data; 3) establishing a decision tree; 4) operating the decision tree, and producing winter wheat-summer corn plantation mode thematic graphs. The method uses less data, uses the maximum synthesis method of two sets of data and the simple logical comparison of the size, and establishes the decision tree. The method uses eight-day synthesis data, conducts the maximum synthesis using former and later eight-day synthesis data, and carries out cloud elimination, so that the extraction precision is high. The method is made according to farming system characteristics of the winter wheat-summer corn plantation zone, and has high extraction precision.
Owner:SHANDONG AGRI SUSTAINABLE DEV INST

Self-measurement-control mosquito expelling and killing device

The invention discloses a self-measurement-control mosquito expelling and killing device which comprises a mosquito sound positioning assembly, an ultrasonic expelling assembly, a mosquito sucking and killing assembly and an assembly control module. The assembly control module is connected with the mosquito sound positioning assembly, the ultrasonic expelling assembly and the mosquito sucking and killing assembly. The mosquito sound positioning assembly comprises audio sensors, an operational amplifier module and an AD module which are sequentially connected. The assembly control module calculates the sound source position and the frequency and phase of a sound source through the different linear distances between at least two audio sensors in the mosquito sound positioning assembly and the sound source and drives the ultrasonic expelling assembly or the mosquito sucking and killing assembly to work according to the distance, frequency and phase information. When the ultrasonic expelling assembly works, the ultrasonic expelling assembly gives out same-phase or reverse-phase low-frequency modulation ultrasound wave signals or low-frequency signals with the same frequency as that of the sound source of mosquitoes. The self-measurement-control mosquito expelling and killing device can react on mosquitoes of different types and genders in different regions and reach the mosquitoes intelligently to achieve the optimal culling effect; the mosquitoes can be expelled or killed intelligently, efficiently and quickly through sound-light alarm.
Owner:叶志刚

Conveying and detecting device

Disclosed is a conveying and detecting device. The conveying and detecting device comprises a power machine frame assembly. A main rotating tower is arranged in the middle of the power machine frame assembly in a rotating mode. A vertical feeding assembly is arranged on one side of the power machine frame assembly and matched with a threaded rod assembly, the threaded rod assembly is matched with a bottle inlet star wheel assembly, and the bottle inlet star wheel assembly is matched with the main rotating tower. A platform assembly is arranged on the top of the power machine frame assembly, and the bottle inlet star wheel assembly, a bottom crack removal star wheel assembly, a bottle outlet star wheel assembly, a foreign matter and liquid level disqualification removal star wheel assembly, an unqualified bottle body and cap removal star wheel assembly and a second bottle outlet star wheel assembly are all arranged on the platform assembly. The conveying and detecting device has a shooting detection function, can remove bottles with cracks and foreign matter, is good in removal effect, ideal in detection effect and reliable to convey and can conveniently feed, and is quite suitable for conveying and detecting bottled products.
Owner:GUANGZHOU PHARMA INTELLIGENT EQUIP CO LTD

Sorting device for treating construction waste, and recycling system and method for construction waste

ActiveCN110090712AAdsorption capacity can be controlledReduce labor costsMagnetic separationGrain treatmentsConstruction waste
The invention discloses a sorting device for treating construction waste, and a recycling system and method for the construction waste. The sorting device includes a machine frame, a belt disposed onthe machine frame and carrying and transporting the construction waste, a driving mechanism for driving the belt to rotate, and a magnetic assembly disposed on the machine frame, located between an upstream belt section and a downstream belt section, arranged near one end of the belt that outputs the construction waste, and adsorbing ferromagnetic substances in the construction waste to the uppersurface of the upstream belt section and the lower surface of the downstream belt section, wherein the belt includes the upstream belt section and the downstream belt section, and during a process that the downstream belt section drives the ferromagnetic substances to move away from the end of the belt that outputs the construction waste, the ferromagnetic substances gradually fall under the action of gravity. A purpose of replacing a manual sorting manner and efficiently removing the ferromagnetic substances from the construction waste is achieved.
Owner:咸阳东大洋混凝土有限公司

Formula of insect pesticide and production process

The invention discloses a formula of insect pesticide and a production process; the formula of the insect pesticide is that by weight percentage: 3-13 percent of sodium dodecyl sulfate, 1.0-4 percent of sodium carbonate, 18-43 percent of water, 3-8 percent of phosphorous acid, 3-9 percent of phenol, 0.2-0.4 percent of abamectin, 2-9 percent of boric acid,4-14 percent of benzene, 10-32 percent of glycerol, 0.2-0.6 percent of essence; the production process is that the sodium carbonate, the sodium dodecyl sulfate and water are mixed in a mixing machine according to proportion, the abamectin and the boric acid are fully dissolved by the benzene respectively to obtain abamectin solution and boric acid solution; the phosphorous acid, the phenol, the abamectin solution, the boric acid solution, the glycerol and the essence are sequentially mixed with the sodium dodecyl sulfate for 3-4 hours according to the proportion, the temperature is increased slowly to 70-75 DEG C, the acidity is controlled between 2 and 3, after the mixture is cooled, sealing filling is carried out. The insect culling effect of the insect pesticide can achieve more than 95 percent, and the insect pesticide has no toxicity to people, livestock and birds.
Owner:张玉芬

Unreleased glove picking device stable in work, visual detection system and detection method

The invention provides an unreleased glove picking device stable in work, and belongs to the technical field of glove picking equipment. Two sets of picking pipes are arranged on the two sides of a hand mold, each set of picking pipes is installed on a translation device and reciprocates along with the translation device in the direction parallel to the hand mold, and air nozzles of the picking pipes face the fingertip end of the hand mold, so that compressed air blows gloves on the hand mold to slide downwards; two reverse blowing pipes are arranged on the two sides of the hand mold, air nozzles of the reverse blowing pipes are arranged upwards. The invention further provides unreleased glove visual detection system. The system comprises the unreleased glove picking device and further comprises a demolding station camera, an outer guiding device, a shape arranging device, a reinspection camera, a removing unit and a last position detection camera. The separation of gloves and hand molds is achieved, the separation effect is good, and the picking efficiency is high; and meanwhile, the gloves can be stretched and arranged, the detection is carried out through various cameras, unqualified products are removed, and therefore the detection precision of the completeness of the gloves is improved.
Owner:海特锐(天津)科技有限公司

Condensation pipe burr removing device

The invention provides a condensation pipe burr removing device. The condensation pipe burr removing device comprises a clamping assembly arranged at the upper end of a rack, and the upper end of the clamping assembly is provided with a burr removing device. A condensation pipe is fixed at the clamping assembly, a motor controls a screw rod to rotate to drive a nut block to move, the nut block drives a movement plate to enable the burr removing device to be capable of moving up and down, and a burr removing brush of the burr removing device is driven by rotation of a removing motor to conduct burr removing work on the condensation pipe. According to the condensation pipe burr removing device, the structure is simple, design is reasonable, labor resources are saved to a great extent by adopting an automation technique, and the condensation pipe burr removing effect is ideal.
Owner:嘉兴顾翔制冷设备有限公司

Condenser pipe burr removing-refrigerant fluid adding device

The invention provides a condenser pipe burr removing-refrigerant fluid adding device, comprising a condenser pipe burr removing device and a refrigerant fluid adding device. A condenser pipe is fixed at a clamping component, a motor controls a lead screw to rotate to drive a nut block to move, and the nut block drives a moving plate such that the burr removing device moves up and down; and the burr removing device drives a burr removing brush to rotate by rotation of a removing motor, such that the condenser pipe is subjected to the work of burr removing. The condenser pipe burr removing-refrigerant fluid adding device is simple in structure and reasonable in design, manpower source is greatly saved by adopting an automated technology, and the burr removing effect for the condenser pipe is ideal. Based on prior art, the condenser pipe burr removing-refrigerant fluid adding device is simple in structure and smart in design, and has a good refrigerant fluid adding effect particularly for a refrigerating device tank body with smaller size; and the device avoids the defects in an adding process to a large extent, and meanwhile, the device is very good in stability.
Owner:嘉兴顾翔制冷设备有限公司

Feeding device for pipe end forming machine

The invention discloses a feeding device for a pipe end forming machine. The feeding device comprises a machine body provided with two supporting plates. Two rotary feeding mechanisms synchronously driven by the same power mechanism are arranged on the two supporting plates correspondingly. The same ends of the two supporting plates are both provided with inclined pipe conveying brackets, and theother ends of the two supporting plates are both provided with pipe rejection mechanisms. The portion, located on the upstream of the corresponding pipe rejection mechanism, of each supporting plate is provided with a pipe stop mechanism. A pipe detection mechanism is arranged between the portions, located between the two supporting plates, of the upstream of each pipe stop mechanism. Guide conveying parts are arranged on the tops, located on the downstream of the pipe detection mechanisms, of the two supporting plates. The guide conveying parts are inclined towards the pipe stop mechanisms and extend onto the pipe rejection mechanisms. The feeding device realizes automatic feeding of pipes during all the working procedures of a forming machine, online detection of machined pipe ends and rejection of unqualified pipes. The consistency between every two adjacent working procedures is good. The cycle of the pipe end machining and detection working procedures is greatly shortened. The working efficiency is greatly improved.
Owner:张家港市润泰机械有限公司

Novel sewage treatment device

The invention discloses a novel sewage treatment device, and relates to the field of pain spraying chamber sewage treatment equipment. The novel sewage treatment device is exquisite in structure, convenient to use, high in stability, high in mixing degree of agents with sewage and good in paint slag rejection effect. According to the technical scheme of the invention, the novel sewage treatment device comprises a treatment tank, a paint slag collecting device, a water recycling device and a stirring device, wherein a water inlet tube and a reagent inlet tube communicate with the top of the treatment tank; an emptying tube communicates with the bottom of the treatment tank; the paint slag collecting device comprises a collecting tube and a filtering net; the water recycling device comprises a water recycling tank, a water recycling tube and a water recycling pump; and the stirring device comprises a driving motor, a driving sleeve and at least one group of stirring blades. The novel sewage treatment device has the characteristics of being high in mixing degree of agents with sewage and good in paint slag rejection effect as a whole.
Owner:江苏扬瑞新型材料股份有限公司

Water washing method and device for purifying calcite ores through rotating drum

InactiveCN106944401AIncrease strong frictionIncreased roll impact intensityCleaning using liquidsCalciteEngineering
The present invention is a water washing method and device for purifying calcite ore using a rotary drum. The calcite ore is fed from the low end of the rotary drum and discharged from the high end, and is fed from the low end of the drum by means of the clean water inlet pipe and the return water inlet pipe running through the rotary drum. Continuously supply and return water to spray to the middle of the drum, and at the same time, continuously supply clear water to spray to the middle of the drum from the high-end discharge port of the drum, so that the calcite ore and the washing water flow countercurrently for washing. Due to the low-inlet and high-outlet washing method that flows in the opposite direction to the washing water, the pollution caused by the sewage flowing out in the same direction as the calcite ore is avoided. Adjusting the drum speed and water pressure and water volume can increase the output of washed calcite and reach the level of calcite. Purity, hue and whiteness indicators required by the process. The invention has the advantages of simple structure, easy operation, less investment, low energy consumption, stable and high-efficiency continuous production, so that some originally discarded calcite mine resources can be exploited again, and the mining rate and recycling rate of calcite mine resources are greatly improved. .
Owner:扶绥县银辉矿业有限公司 +2

Paint-containing sewage treatment device

The invention provides a paint-containing sewage treatment device, and relates to the field of sewage treatment equipment of painting rooms. The paint-containing sewage treatment device is nice in structure, convenient to use, high in stability, high in mixing degree of medicines and sewage during use, and good in paint slag removing effect. According to the technical scheme, the paint-containing sewage treatment device comprises a treatment tank and a paint slag collecting device, wherein a water inlet and at least one medicine inlet are formed in the top part of the treatment tank; a slag removing opening is formed in the middle part of the treatment tank, and an emptying opening is formed in the bottom part of the treatment tank; a paint slag scrapping device is arranged in the treatment tank; the paint slag collecting device comprises a slag collecting barrel and a water collecting barrel; the slag collecting barrel is detachably connected to one side of the treatment tank and communicates with the slag removing opening; the bottom of the slag collecting barrel is composed of a heating net; the water collecting barrel is fixedly connected to one side of the treatment tank and is positioned below the slag collecting barrel. The whole paint-containing sewage treatment device has the characteristics of being high in mixing degree of the medicines and the sewage, good in paint slag removing effect, and convenient to recover paint slag.
Owner:江苏扬瑞新型材料股份有限公司

Cone yarn detection system, method and device

The invention discloses a cone yarn detection system, method and device, and belongs to the field of cone yarn detection. The cone yarn detection system provides a sensor for detecting the position ofcone yarns and sending the position to a control module, and the control module controls a camera to obtain a picture of the cone yarns at a preset position and sends the picture to a picture recognition module, and the picture recognition module judges whether the cone yarns in the picture have defects or not and sends a judgment result to the control module; the control module controls whethera removing device to remove the cone yarns or not according to the judgment result. In this way, when it is detected that the cone yarns have the defects, the cone yarns with the defects are removed,the cone yarn detection system automatically detects the defective cone yarns in the whole process and automatically removes the defective cone yarns, the detection efficiency is high, the rejection effect is good, and manual detection is not needed.
Owner:北京谛测科技有限公司

Bad material removing structure

The invention discloses a bad material removing structure, and belongs to a removing mechanism. The bad material removing structure comprises an inner sleeve, an outer sleeve and a telescopic cylinder, the inner sleeve and the outer sleeve are connected in a sliding manner, the telescopic cylinder is fixedly connected to a mounting seat, the output end of the telescopic cylinder is fixedly connected with the inner sleeve, the inner sleeve has magnetism, the outer sleeve does not have magnetism, and a limiting block used for limiting axial motion of the outer sleeve during contraction is fixedly connected to the mounting seat. Compared with the prior art, the bad material removing structure has the beneficial effects that the structure is simple, use is facilitated, a T1T2 magnetic ring canbe effectively removed in use, and the inner sleeve and the magnetic ring are attracted by stretching of the telescopic cylinder, then the telescopic cylinder retracts back, the position of the outersleeve is limited through the limiting block, the outer sleeve jacks out the magnetic ring, contact between the magnetic ring and the inner sleeve is ended, then the magnetic ring and the inner sleeve fall, and the removing effect is good.
Owner:ZHONGSHAN ZHANHUI ELECTRONICS EQUIP

Method for processing non-meteorological noise in radar echoes

The invention discloses a method for non-meteorological noise in radar echoes, which comprises the steps of: identifying noise areas existing on an 1.5 DEG elevation plane and an 0.5 DEG elevation plane by simply classifying the radar echoes, then analyzing reflectivity factor values of the echoes and then orderly referring radial velocity values and spectrum width values; performing a best noiserejection strategy on different noises after the noise areas are correctly identified; directly adopting a rejection strategy for noises under the conditions of clear sky and no precipitation echoes at peripheries; and adopting an approximate value filling mechanism for noises which are mixed in the precipitation echoes or are adjacent to the precipitation echoes so as to achieve better rejectioneffect.
Owner:宁波市气象服务中心

Automatic rejecting device

The invention discloses an automatic rejecting device, and aims to provide an automatic rejecting device with a good rejecting effect. The device comprises a device body, a joint assembly and a connecting assembly, a plurality of first through holes are formed in the device body, a plurality of second through holes are formed in the joint assembly, one end of the connecting assembly is connected with the device body through the first through holes, the other end of the connecting assembly is connected with the joint assembly through the second through holes, a clamping jaw is arranged at the upper end of the device body, and an air hole is formed in the front end of the device body. The automatic rejecting device has the beneficial effects that the rejecting effect is good, force exerted by the device is more concentrated, firm connection between components is facilitated, the length of a joint can be controlled, the front-back position of the joint can be adjusted, loose connection between the components is prevented, and clamping jaw sliding is avoided.
Owner:长兴普思泰克智能装备有限公司

Extruder

The invention discloses an extruder. The extruder structurally comprises a shaft driving motor, a square cylinder oil scraping sleeve seat, a feeding bundle cylinder groove, a single-screw horizontalgroove, a bearing seat, a base box shell and a storage square box, and realizes that the square cylinder oil scraping sleeve seat is matched with the feeding bundle cylinder groove, meat is guided into a flat square cylinder groove through the feeding bundle cylinder groove; a rotary blade paddle seat in the flat square cylinder groove is mounted in an octagonal inner groove in a sleeving mode, and is connected with a knife sharpening scraping bracket for oil scraping, so that an annular surface knife supporting, oil cleaning and discharging effect is formed; the whole inner and outer shell frames are prevented from permeating oil blocks, the inner self-cleaning and connecting pipe discharge effects are achieved through an oil suction rod ball cylinder, the maintenance degree of a rotatingblade edge surface and the knife supporting millstone effect are improved; then a spiral cutter surface is matched with extrusion operation to rotate and ream the meat paste to form a piled meat density compaction effect, so that the sufficient degree of meat lines and the oil removal operation are improved, the percent of pass of people for purifying extruded meat processing food materials is improved, the internal impurity removal effect of the extruder is optimized, and the processing quality is improved.
Owner:许清珍

An Auxiliary Clutter Sample Screening Method Based on Subaperture Smoothing

ActiveCN110618402BReduce culling complexityAvoid problems with target informationWave based measurement systemsAlgorithmTarget signal
The invention discloses an auxiliary clutter sample screening method based on sub-aperture smoothing, which adopts the ultra-low side lobe sub-aperture sliding window method to greatly improve the signal-to-noise ratio of the side lobe area, and combines the method of fitting variance deviation to extract the target large signal Energy, and be eliminated, thereby improving the purity of the initial clutter covariance matrix; at the same time, combined with the sub-aperture smoothing method can significantly improve the output signal-to-noise ratio of small targets, combined with GIP and other algorithms to eliminate clutter samples containing small targets, thereby Improving the output signal-to-noise ratio of weakly discrete detection points containing such targets as micro-motion devices provides the possibility for subsequent target recognition based on detection output. It overcomes the problem that the existing non-uniform clutter sample screening method faces the problem that the initial covariance matrix contains the target signal and cannot eliminate the target information, which can greatly reduce the system operation complexity and improve the system application efficiency.
Owner:XIAN INSTITUE OF SPACE RADIO TECH

An electronic mosquito repellent

ActiveCN104872108BEffective strikeThe culling effect of good suctionAnimal repellantsMosquito controlSound sources
The invention discloses an electronic mosquito repellent device, which comprises a housing, a mosquito sound positioning component installed in the housing, a low-frequency modulation ultrasonic / low-frequency emission repelling component, a suction and killing mosquito component, and a component control module; the mosquito sound positioning component includes Microphones, operational amplifier modules, AD modules, mosquito sound positioning components, low-frequency modulation ultrasonic / low-frequency emission repelling components, mosquito suction and killing components are connected in sequence to the component control module, and the component control module receives the information transmitted by the mosquito sound positioning component and calculates According to the information of the sound source, the low-frequency modulation ultrasonic / low-frequency emission repelling component or the mosquito-absorbing component is driven to work; when the low-frequency modulation ultrasonic / low-frequency emission repelling component is working, the low-frequency modulation ultrasonic / low-frequency emission repelling component emits mosquito sound Low-frequency modulated ultrasonic signal or low-frequency signal of the same frequency, in-phase or anti-phase as the source. The invention responds to mosquitoes of different types, genders and regions and prompts whether they exist, and automatically, intelligently, efficiently and quickly drives away or kills mosquitoes.
Owner:叶志刚

Process equipment for recycling tobacco shreds in unqualified cigarettes in special line for treating defective Yunnan cigarettes

The invention relates to process equipment for recycling tobacco shreds in unqualified cigarettes in a Yunnan cigarette defective cigarette treatment special line, and belongs to the technical field of tobacco shred treatment equipment. A cigarette shearing mechanism is arranged on the right side face of a shell, an air-blowing separation mechanism is fixedly installed on the upper surface of the shell, a stirring mechanism is arranged in the shell, and the stirring mechanism is connected with the air-blowing separation mechanism; a screening mechanism is arranged on the lower side of the stirring mechanism, and a cover plate is arranged at a lower opening of the right side face of the shell. According to the device, the cigarette shearing mechanism is arranged, a cigarette is placed in the cigarette shearing mechanism and cut into two halves, after cut tobacco is completely exposed to the outer side at the moment, cut materials are guided into the shell, and then separation of the cut tobacco and tipping paper is achieved through cooperative work of the air-blowing separation mechanism, the stirring mechanism and the screening mechanism. The problem that the tipping paper is crushed to be very fine and mixed into tobacco leaves due to the fact that traditional crushing equipment is adopted for pure crushing is solved, and it is guaranteed that the removal effect of the tipping paper is better.
Owner:HONGYUN HONGHE TOBACCO (GRP) CO LTD

Automatic tea impurity removing device and production line

PendingCN113617664APicking is continuous and automatedPick and choose effectivelyPre-extraction tea treatmentGradingElectric machineryTea leaf
The invention provides an automatic tea impurity removing device and a production line. The automatic tea impurity removing device comprises a gear motor and at least one roller capable of rotating around the axial direction of the roller, rotation of the roller is controlled by the gear motor, an impurity removing area is arranged on the surface of the roller, a plurality of hooks are distributed in the impurity removing area, the distribution density of the hooks is 25-36 hooks / cm < 2 >, and the height of the hook ranges from 2 mm to 4 mm. According to the automatic tea impurity removing device, light and soft impurities mixed in the tea leaves can be quickly and effectively removed, the loss of the number of the tea leaves or the reduction of the quality of the tea leaves cannot be caused, meanwhile, the picking cost can be greatly reduced, and the method is suitable for industrial production.
Owner:MENGHAI TEA IND

Azimuth ambiguity strong clutter elimination method based on satellite-borne SAR-GMTI

The invention relates to an azimuth ambiguity strong clutter elimination method based on spaceborne SAR-GMTI. The method comprises the following steps: step 1, acquiring original multichannel receiving data of a spaceborne SAR; 2, performing ISTAP processing on the original multi-channel received data to obtain a moving target signal response; and step 3, carrying out azimuth ambiguity strong clutter false alarm discrimination and elimination on the moving target signal response to obtain a satellite-borne SAR-GMTI result. The method does not need to additionally consume the degree of freedom of the system space, does not require the PRF to meet the DPCA condition, does not need to pair the azimuth ambiguity and the ambiguity source, is good in azimuth ambiguity clutter discrimination and elimination performance, and is suitable for single-channel SAR sea surface ship target detection and a future multi-channel satellite-borne SAR-GMTI system.
Owner:XIDIAN UNIV

Local adaptive mismatching point elimination method based on radial basis function fitting

The invention provides a local adaptive mismatching point elimination method based on radial basis function fitting, which comprises the following steps of establishing a global projection transformation relation between images according to given matching points in the two images, and calculating projection deviation of each pair of projection points under global projection; based on the projection deviation of the matching point, fitting by utilizing a radial basis function to obtain a deviation function of any position of the image and a weight coefficient thereof; and according to the probability distribution characteristics of the weight coefficients, gradually eliminating mistakenly matched points in a cyclic approximation manner. According to the method, based on the projection errorbetween matching points under global projection transformation, through kernel function smoothing based on a radial basis function, the projection deviation function of any position of the image canbe obtained through fitting, and local self-adaptive mismatching point elimination is achieved through the probability distribution characteristics of weight coefficients in the projection deviation function.
Owner:NAT INNOVATION INST OF DEFENSE TECH PLA ACAD OF MILITARY SCI
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