76results about How to "Improve the correction effect" patented technology

The invention provides a nuclear fuel assembly grabbing positioning and deviation correction method and system based on industrial vision. The method comprises the steps of obtaining multi-view image data of a target nuclear fuel assembly and structured light deformation image data under a corresponding view; extracting an outer contour boundary of the target nuclear fuel assembly in a three-dimensional space based on the multi-view image data and the structured light deformation image data to obtain initial outer contour boundary data; performing pose positioning based on the initial outer contour boundary data in combination with original design data of the target nuclear fuel assembly to obtain a current pose parameter of the target nuclear fuel assembly in a three-dimensional space; performing deviation analysis based on the current pose parameter in combination with a preset standard pose parameter to obtain current deviation data and a corresponding deviation analysis result; and if the deviation analysis result is correctable deviation, performing instruction generation based on the current deviation data to obtain a pose correction instruction. The problem that the correction effect is poor in an existing method is solved.

This invention provides a method and system for tracing the source of soil organic matter pollution, relating to the field of data processing technology. The method includes: collecting soil and end-member samples from the site to be tested and simultaneously performing sampling and measurement on the soil and end-member samples to construct a three-dimensional feature vector of the samples and an end-member feature matrix; calculating the end-member discrimination index of the end-member feature matrix using the Euclidean distance algorithm, checking and correcting the end-member feature vectors in the end-member feature matrix to obtain the target end-member feature matrix; calculating a dynamic weight compensation factor based on the target end-member carbon-nitrogen mass ratio in the target end-member feature matrix; establishing an isotope mass balance equation based on the sample three-dimensional feature vector and the target end-member feature matrix, and embedding the dynamic weight compensation factor into the isotope mass balance equation to construct a weighted correction equation set; substituting the weighted correction equation set into a Bayesian linear mixture model to calculate the average contribution rate of each pollution source end-member to the accumulation of soil organic matter, thus completing the pollution source tracing.

The utility model discloses a sectional type scoliosis correction device, including scoliosis correction arc plate, still include pelvic support, with the pelvic support both sides rotation connection's basin bone limiting arc plate, lower extreme with the pelvic support both sides rotation connection's basin bone limiting arc plate rear end fixed link and upper end with scoliosis correction arc plate lateral fixed link and lower extreme with basin bone limiting arc plate detachable connection's two second telescopic piece. The utility model has the advantages of: adopt sectional type structure, has overcome the existing scoliosis correction device wearing in the middle patient's spine and cannot be flexed and cannot be flexibly adjusted problem, makes scoliosis correction device local effective traction, has improved the correction effect and has improved the patient's comfort degree, the application structure simple, convenient operation, strong adaptability and so on, is applicable to different age stages and the scoliosis patient of the degree of illness.

This invention relates to the field of data verification technology, and particularly to a method, apparatus, device, and storage medium for rapid geometric verification of hyperspectral data. The method includes: acquiring a high-resolution visible light area array image and preprocessing it to obtain a visible light orthorectified image; acquiring a raw hyperspectral image and performing coarse geometric correction to obtain a coarsely geometrically corrected hyperspectral orthorectified image; performing feature extraction and matching processing on the two images obtained above, constructing a large number of pseudo-control points based on the matching results to obtain a set of point pairs including geographic coordinates; calculating the true scan vector of each scanned pixel in the coordinates of a digital land model, and calculating the corresponding geographic coordinates; constructing a cost function based on the set of point pairs and the calculated geographic coordinates; and iteratively solving the hyperspectral geometric verification parameters with the goal of minimizing the cost function to perform geometric correction on the raw hyperspectral image. The method disclosed in this application can significantly improve the efficiency of geometric verification and reduce the verification cost.

The invention belongs to the technical field of medical instruments, and particularly relates to an invisible anterior tooth adduction correction device based on implant anchorage, which comprises a main body, two sides of the main body are fixedly connected with a pair of anchorage arms, one end, far away from the main body, of each anchorage arm is fixedly connected with a mounting part, and the edge of the main body is fixedly connected with a pair of fixing rings. The fixing ring is located between the pair of anchorage arms, a sliding groove is formed in the edge of the side, away from the fixing ring, of the body, a pair of sliding blocks are slidably connected to the inner side of the sliding groove, first hooks are fixedly connected to the sides, away from the fixing ring, of the sliding blocks, and a pair of second hooks are arranged on the two sides of the sliding groove. The anterior tooth adduction device has the beneficial effects that by arranging the main body, the anchorage arm, the anchorage nail and the fixing ring, the anterior tooth adduction device can be fixedly mounted in the palate skull of the oral cavity of a patient, and anchorage is provided for anterior tooth adduction of the patient, so that loss of anchorage is avoided, and accurate control on the anterior tooth adduction speed, direction and mode of the patient is realized.

The utility model relates to the technical field of paronychia correction, in particular to a paronychia corrector, which is provided with a corrector and a dressing layer, so that in a paronychia correction process, the paronychia corrector can effectively resist bacteria and diminish inflammation for inflammation and pus generation symptoms, drain seepage, absorb the seepage through the dressing layer and correct nails, and the paronychia corrector has the advantages that the paronychia corrector is simple in structure and convenient to use. The wound does not need to be frequently cleaned, the operation is more convenient, and the correction effect is good; the device comprises a corrector, the device further comprises a dressing layer which is installed in the corrector. The corrector is used for correcting fingernails, and the dressing layer is used for antisepsis and anti-inflammation of wounds.

The utility model relates to textile equipment technical field especially, more camera coordination's fabric weft yarn deformation correction equipment. Its technical scheme includes support foot, the top fixedly connected with crosspiece of multiple support foot, the outer wall of two crosspieces is provided with correction mechanism, the correction mechanism includes the multiple fixed knot of fixed in the crosspiece outer wall, the top fixedly connected with top support column of multiple fixed knot, multiple top support column is provided with transmission, the inner wall of crosspiece is provided with heating conduction mechanism, the transmission includes the outer wall one side fixedly connected with drive motor of multiple top support column fixed in the both sides. The utility model discloses more camera coordination's fabric weft yarn deformation correction equipment, it can realize the efficient correction to different types and degree weft yarn deformation to the advantage that avoids the performance decline caused by the uneven heating of fabric.

The application discloses a kind of light field intensity and phase collaborative correction method based on multilayer deformable mirror, belong to adaptive optics technical field.The method is configured in optical path multilayer conjugate deformable mirror, wherein first deformable mirror is conjugated to high layer turbulent layer, uses random parallel gradient descent algorithm based on sub-aperture light spot intensity statistical characteristics, with sub-aperture light spot intensity variance as cost function to control, utilize angular spectrum diffraction transmission mechanism to make high layer phase modulation convert into receiving surface amplitude modulation, realize light intensity homogenization;Second deformable mirror is conjugated to telescope pupil, on the basis of light intensity homogenization, residual phase is closed-loop corrected by wavefront reconstruction algorithm.The application realizes the layered decoupling control of light intensity and phase, effectively suppresses strong flicker effect, expands the working boundary of adaptive optics system under severe atmospheric conditions.

The invention aims to provide a gene sequence information comparison and correction method and device. The method comprises the following steps: inputting data to be subjected to third-generation sequencing; performing rough comparison on the data by using a halving comparison strategy to obtain data after rough comparison; the data obtained after rough comparison are analyzed, and analyzed data are obtained; a comparison database is constructed; performing BLASN fine comparison on the analyzed data and a comparison database to obtain data after fine comparison; setting a sequence query to be compared, and aligning any data after fine comparison with the sequence query to be compared; in the process of performing query alignment on the finely-compared data and the compared sequence, performing voting on the basic group at any position to generate a new basic group, and judging the problem of the current sequence through the new basic group; the method and the device have good correction capability and time efficiency.

Embodiments of this disclosure provide a method, apparatus, and storage medium for electron beam exposure correction. The method includes: determining a first dose distribution for electron beam exposure by performing electron beam proximity effect correction on a target pattern based on a predetermined dose distribution, the first dose distribution indicating a set of dose adjustment values ​​for compensating for scattering effects during electron beam exposure on the target pattern; determining a second dose distribution for electron beam exposure by performing electron beam haze effect correction on the target pattern based on the first dose distribution, the second dose distribution indicating a set of dose adjustment values ​​for compensating for haze effects during electron beam exposure on the target pattern; and determining a target dose distribution for electron beam exposure by performing electron beam proximity effect correction on the target pattern based on the first and second dose distributions.

This invention relates to a method for Nyquist ghosting correction in DWI-EPI images, comprising the following steps: acquiring raw magnetic resonance imaging (MRI) data; segmenting the raw MRI data; extracting reference scan data for reference scan correction; filling the remaining data into corresponding k-space locations to form k-space data in the (Kx,Ky) domain; transforming both the k-space data in the (Kx,Ky) domain and the reference scan data into (x,Ky) mixed-domain data; performing reference scan correction on the (x,Ky) mixed-domain data to obtain first corrected data; transforming the first corrected data in the (x,Ky) mixed-domain into (Kx,Ky) domain data; performing referenceless scan correction on the (Kx,Ky) domain data to obtain second corrected data; performing zero-padding on the second corrected data to obtain third corrected data; and performing a two-dimensional inverse Fourier transform on the third corrected data to obtain an artifact-free image. Compared with existing technologies, this invention has advantages such as good correction effect and short correction time.

The invention provides a nitrite quantitative detection method based on surface enhanced Raman spectroscopy, relates to the technical field of surface enhanced Raman spectroscopy, and constructs a self-correcting SERS substrate through a three-phase liquid-liquid interface co-assembly technology. In the experiment process, a sample to be detected is mixed with a thiobarbituric acid solution, the mixture is adjusted to be acidic, NO2 <-> and thiobarbituric acid are subjected to an S-nitrosation reaction, and S-nitroso mercaptan is generated. And then, immersing the self-correcting SERS substrate into a reaction solution, so that the substrate adsorbs the generated S-nitroso mercaptan, and further, a Raman signal is enhanced. After soaking is completed, the substrate is taken out and dried, finally, a Raman signal is collected through a Raman spectrometer, and the concentration of NO2 <-> is accurately analyzed through the change of the signal intensity. According to the technical scheme, rapid and high-sensitivity detection of NO2 <-> is achieved, good selectivity and anti-interference capacity are achieved, and the method is widely suitable for detection requirements of multiple fields such as environment monitoring and food safety.

The invention is suitable for the technical field of health care instruments, and particularly relates to a back lifting exercise device which is composed of a support, a frame, a power assembly and a controller. The upper end of a vertical rod in the support is connected with a first support in the frame through a first hinge shaft. The end of the first support is hinged to a first electric push rod through a second hinge shaft, and the other end of the first electric push rod is hinged to the upper portion of a vertical rod in the support through a third hinge shaft. A first limiting bolt is arranged on the upper portion of the vertical rod in the support. A controller in the control assembly is located on the upper portion of the frame.

This application provides a method and system for correcting the brightness temperature of a spaceborne one-dimensional integrated aperture microwave radiometer. The method includes: acquiring two-dimensional observed brightness temperature data O along the vertical satellite orbit and along the satellite orbit for different ascent and descent orbits of the microwave radiometer; acquiring external data such as atmospheric profiles, surface data, and sea surface salinity along the radiation transmission path to obtain simulated Earth radiation brightness temperature data B, and removing outlier data; subtracting the observed brightness temperature data from the simulated brightness temperature data to obtain O-B data for multiple single orbits, and removing outlier data; taking the median of the O-B data to obtain the average difference in O-B brightness temperature and the two-dimensional corrected brightness temperature; dividing the average difference in O-B brightness temperature by the observed brightness temperatures in the corresponding two vertical directions to obtain two-dimensional relative brightness temperature correction coefficients based on different ascent and descent orbits; and correcting the observed brightness temperature using the two-dimensional relative brightness temperature correction coefficients or the two-dimensional corrected brightness temperature. The advantage of this application is that the established two-dimensional correction coefficients have a better correction effect.

This invention provides a strip alignment device for an air cushion furnace based on tension compensation, used for strip alignment. It includes a fixed frame; an alignment frame mounted on the fixed frame; an alignment roller mounted on the alignment frame; a strip position sensor located at one end of the strip output for detecting the strip position and sending a first detection signal; a control console for generating a first control signal based on the first detection signal; and a hydraulic cylinder, one end of which is mounted on the fixed frame and the other end on the alignment frame, driving the alignment frame according to the first control signal. The beneficial effects of this invention are that the anti-breakage roller and the alignment roller work together to synchronously adjust the strip tension distribution during alignment, effectively avoiding strip breakage caused by localized stress concentration; and by combining the strip position with the alignment roller displacement, the control console can identify deviations caused by mechanical clearance or hydraulic drift, generating more precise control signals.

The application discloses a multi-path error fusion correction method and system based on Beidou multi-track difference, which comprises the following steps: collecting Beidou carrier phase observation data of a reference station and a monitoring station, obtaining double-difference residuals through preprocessing and double-difference solving, and converting to obtain single-difference residual sequences; dividing Beidou satellites into three categories of geostationary orbit satellites, inclined geosynchronous orbit satellites and medium earth orbit satellites according to satellite orbit types; combining satellite azimuth and elevation angle information, extracting stable background information from GEO residuals, extracting slow change information from IGSO residuals, and extracting abnormal disturbance information from MEO residuals; constructing a basic hemispherical model based on the stable background information of each satellite itself, and updating the basic background correction value by using the stable background information, the slow change information and the abnormal disturbance information to generate a current epoch multi-path correction value; and applying the correction value to corresponding satellite observation values to complete observation correction and deformation monitoring solving.

The invention relates to the technical field of sheet metal part repairing and correcting, in particular to a sheet metal correcting and repairing device for automobile maintenance, which comprises a repairing table and a correcting mechanism, a hydraulic cylinder is arranged at the middle end of the bottom wall of the repairing table, a sliding rail is transversely arranged at the middle end of the top of the repairing table, and guide rods are arranged on two parallel sides of the sliding rail; sliding tables are distributed on the outer walls of the sliding rails and the guide rods in a sleeving manner, limiting middle plates are arranged in the middles of the sliding tables on the two sides, locking type mounting screw rods are mounted on the two sides of each limiting middle plate, and limiting columns are fixed to the outer walls of the locking type mounting screw rods; a correcting mechanism is mounted on the surface of the middle sliding table; according to the sheet metal part correcting device, the problems that in the prior art, when an existing device corrects a sheet metal part through the lever principle, limiting columns on the two sides of the existing device only can achieve a single-side limiting structure, limiting of the sheet metal part is not stable enough during sheet metal forming, the loosening situation is likely to occur, a single columnar correcting part is adopted, the correcting position is limited, and adaptability is poor are solved.

This invention discloses a method for correcting the hydrogen isotope ratio of water samples obtained through adsorption, addressing the problems of high cost of existing high-purity chemical water adsorbents and the tendency for deviations in hydrogen isotope ratio test results caused by physical and industrial chemical water adsorbents. The method involves: obtaining known parameters of a water sample and measuring the hydrogen isotope ratio of the water sample after adsorption; constructing a correction formula and extracting the abscissa parameter formula, then substituting the known parameters into the abscissa parameter formula as the abscissa parameter, plotting the hydrogen isotope ratio of each group of water samples as the ordinate parameter, and performing linear fitting to obtain a fitted straight line. The correction formula is then updated by combining the slope and intercept of the fitted straight line. Finally, the test parameters of the water sample to be tested are obtained, and its hydrogen isotope ratio is measured after adsorption. This value is then substituted into the updated correction formula to obtain the corrected hydrogen isotope ratio of the water sample to be tested. This method is simple to operate, has good correction effect, can significantly reduce material costs, and has a wide range of applications.

This disclosure relates to a method, apparatus, device, and storage medium for processing a bracket model. The method includes: acquiring a bracket model and a first coordinate system corresponding to the bracket model, wherein the first origin coincides with the center of the groove base plate of the bracket model, the first X-axis is parallel to the short side of the groove base plate, and the first Y-axis is perpendicular to the first X-axis; acquiring a tooth model and the tooth's long axis and mesiodistal axis; placing the bracket model on one side of the tooth model with the first origin located on the frame axis, the first X-axis and the mesiodistal axis in the same plane, and the first Y-axis and the tooth's long axis in the same plane, wherein the frame axis passes through the bracket placement point of the tooth model and is perpendicular to both the tooth's long axis and the mesiodistal axis; and moving the bracket model along the frame axis to the bracket placement point of the tooth model until the bracket model and the tooth model contact each other. According to this disclosure, the bracket model can be conveniently and efficiently placed onto the tooth model.

The present invention aims to provide a method and apparatus for gene sequence information comparison and correction, comprising: inputting data to be sequenced for third-generation sequencing; performing a coarse comparison on the data using a half-and-half comparison strategy to obtain coarsely compared data; parsing the coarsely compared data to obtain parsed data; constructing a comparison database; and comparing the parsed data with the comparison database. BLASN Detailed alignment yields the aligned data; the sequence to be compared is set. query And compare any of the finely aligned data with the compared sequence. query Alignment; the data after fine alignment with the sequence being compared. query query During the alignment process, a new base is generated by voting on the bases at any position, and the problem of the current sequence is determined by the new base; this disclosure has good correction capability and time efficiency.

The utility model discloses a road building block laying device, and relates to the technical field of building block laying. The bottom of the bottom plate is provided with moving wheels; the top of the bottom plate is fixedly provided with a storage frame; one side of the storage frame is provided with a discharge port; one side of the storage frame is fixedly provided with a guide groove; two movable holes are formed in each of the two sides of the storage frame, a limiting correction assembly used for correcting the bricks is arranged in the storage frame, the movable holes are used in cooperation with the limiting correction assembly, a tamping assembly is arranged at one end of the L-shaped support, the bricks in the storage frame are limited and corrected by arranging the limiting correction assemblies, and the bricks are prevented from deviating and inclining; and meanwhile, the device can adapt to bricks of different sizes, the tamping assembly tamps the bricks laid on the ground, the bricks are tightly attached to the ground, the stability and firmness of road laying are enhanced, and the road quality is improved.

The utility model discloses a deviation rectifying device of a vulcanizing machine, which relates to the technical field of vulcanizing machines and comprises a vulcanizing machine frame, and a base is fixed on the vulcanizing machine frame. The device comprises a base, a supporting block fixed on the base, a base fixed on the supporting block, a guide rail fixed on the base, a sliding block connected to the guide rail in a sliding manner, limiting plates fixed on two sides of the base, limiting rods fixed on the limiting plates, and a deviation rectifying component. When materials deviate, the photoelectric sensor installed on the deviation rectifying roller is influenced by material position changes, then a signal is driven to be transmitted to the driving motor, the driving motor drives the sliding block to adjust the position of the deviation rectifying component through the screw rod, the deviation rectifying device is different from a traditional deviation rectifying device of the vulcanizing machine, and it is ensured that the deviation rectifying component is not prone to deviation in the material conveying process. No matter normal production or large-amplitude deviation of materials occurs, the deviation can be detected and corrected timely and accurately, and the automatic and efficient deviation correction process is truly achieved.

The present disclosure provides a breast nodule three-dimensional reconstruction method and system, the method comprising acquiring multiple frames of breast ultrasound images and preprocessing, the preprocessing comprising filtering denoising processing and image enhancement processing; a lightweight convolutional neural network structure is used to extract features from the images to obtain feature maps; a segmentation module is used to segment the feature maps; SGBM stereo matching operation is performed on the segmented images to obtain disparity information between the images, and the disparity information is adaptively corrected to realize three-dimensional reconstruction of the breast nodule; a dynamic calibration mechanism is established and an adaptive adjustment algorithm is designed to continuously optimize and calibrate the three-dimensional reconstruction operation. Through image preprocessing, optimization algorithm, dynamic calibration and adaptive adjustment, the present disclosure overcomes the problems of high image quality requirement, susceptibility to influence, large calculation resource consumption and low three-dimensional reconstruction precision in the prior art.

The application discloses a kind of caisson construction dynamic monitoring and deviation correction linkage method, comprising: in caisson structure and peripheral environment preset multiple type monitoring point, real-time acquisition monitoring data;Based on real-time monitoring data, when caisson inclination, axis displacement, daily sinking volume any one parameter reaches design allowed threshold value, deviation correction start signal is automatically triggered;According to deviation cause, deviation actual value and design allowed threshold value, corresponding deviation correction measure combination is matched;Deviation correction measure implementation process continuously acquires monitoring data, real-time verifies deviation correction effect, until caisson posture recovers to within allowed deviation range;Until caisson elevation, inclination, axis displacement simultaneously satisfy design requirement, stop deviation correction, enter bottom sealing procedure.The application also discloses a kind of caisson construction dynamic monitoring and deviation correction linkage system.The application is by real-time monitoring caisson posture, structure stress, peripheral stratum deformation, combined with symmetrical excavation, local counterweight deviation correction, realizes sinking precision dynamic regulation and control.

The utility model belongs to the field of medical correction instruments, and particularly relates to a hallux valgus traction device which comprises a flexible binding belt and a traction limiting assembly, and the flexible binding belt is used for wrapping a sole; the traction limiting assembly comprises a bent elastic piece and a first limiting piece connected to one end of the bent elastic piece, the end, away from the first limiting piece, of the bent elastic piece is fixedly connected with the flexible bridle, and the first limiting piece is used for being attached to the inner side of the front end of the hallux. The bending elastic piece is located at the top and / or the bottom of the hallux, deforms due to the valgus hallux and stores elastic potential energy, the hallux is pulled in the reverse direction, and therefore the continuous correction effect is achieved. The flexible bridle, the bending elastic piece and the first limiting piece are all attached to the foot, can deform along with external force and can be restored, the size is small, the number of components is small, the structure is simple, and therefore the device can be worn during walking, the correction time per unit day is prolonged, the correction period can be shortened, and the correction effect is improved.

The utility model discloses a child gait training tool which comprises a training device, a pedal plate is installed in the training device, a gait correcting mechanism is arranged at the upper end of the pedal plate and comprises a shank gaiter placed at the upper end of the pedal plate, the outer side of the shank gaiter is movably connected with a thigh gaiter through a rotating shaft, and the thigh gaiter is connected with a thigh through a rotating shaft. The outer side of the thigh gaiter is fixedly connected with a supporting frame, and the front end of the supporting frame is fixedly connected with a mounting frame. According to the gait training tool for the children, after the children have eight inner gaits, the knee pushes the auxiliary contact head, so that the limiting rod changes the shape of the spring piece, the elastic acting force of the spring piece on the limiting rod is changed, the spring piece pushes the limiting rod to move, and the child gaits. The purpose that the pressure of the main contact head on the legs of the child is conveniently increased is achieved, the child can conduct gait adjustment consciously, the child is prevented from having eight inner gaits, and therefore the correction effect on the eight inner gaits of the child is improved.

This invention discloses a multi-scale feature fusion method and system for atmospheric turbulence video correction. It extracts shallow texture, mid-level structure, and high-level semantic information through a multi-scale feature pyramid, and combines frequency adaptive enhancement and deformable attention alignment mechanisms to perform channel-weighted processing on different frequency components. Adaptive optimization is achieved to address differences in turbulence sensitivity, and feature-level alignment is completed under optical flow guidance to eliminate tilt distortion. Simultaneously, a gated reference update module dynamically maintains reference features to suppress turbulence noise accumulation. Furthermore, a multi-head temporal channel self-attention mechanism is used to achieve cross-frame spatiotemporal fusion, improving temporal consistency, and a two-stage decoder is used to progressively restore image geometry and high-frequency details. This invention can significantly improve the clarity of turbulence-degraded images, providing technical support for high-precision imaging.

The application provides an orthodontic traction device and belongs to the field of oral orthodontic instruments. The device solves the problem of poor cross-segment stability and unreasonable orthodontic stress of the existing orthodontic traction device. The device comprises sliding support parts which are connected to one side end face of a connecting support assembly and are used for cross-segment sliding connection on a straight wire arch in cooperation with the connecting support assembly to lock the straight wire arch under preset conditions. A multi-curve traction hook is connected to the side end face of the connecting support assembly away from the sliding support parts and is used for connecting a traction member. The device is mainly used for tooth orthodontic traction.

The present invention addresses the problem of providing a novel cosmetic base which is capable of improving the pore correction effect compared to the prior art even when pigment particles are used in the same level as or less than in the prior art. [Solution] The cosmetic base contains, in an oily medium, (A) a water-soluble copolymer based on acryloyldimethyltaurine, (B) at least one of a humectant and water, and (C) pigment particles the surfaces of which have been hydrophobized.