34results about How to "Improve correction accuracy" patented technology

The invention relates to the technical field of air conditioner copper pipes, in particular to a multi-station synchronous correction control system for an air conditioner copper pipe. Comprising a copper pipe straightening unit used for straightening a to-be-treated copper pipe; the detection unit is used for collecting structural parameters of the to-be-treated copper pipe; the central control unit comprises a first processing module and is used for establishing a copper pipe analysis model; the first processing module is further used for setting a primary correction strategy according to the structure parameters of the copper pipe to be processed and the copper pipe analysis model; the first processing module is further used for setting working parameters of the copper pipe correction unit according to the primary correction strategy; the second processing module is used for establishing a linkage monitoring model; the second processing module is further used for judging whether a compensation correction instruction is generated or not according to the linkage monitoring model. By analyzing the structural parameters of the to-be-treated copper pipe, the correction efficiency of the system on the air conditioner copper pipe is improved. And a linkage monitoring model is additionally arranged, local deviation in the correction process of the to-be-treated copper pipe is early warned in time, and error accumulation is prevented.

The utility model relates to gas pipe correction technical field especially, it relates to a kind of PE gas pipe correction clamp, solve the problem that the pipe wall is prone to local indentation, flattening or stress concentration, and new plastic deformation is easily caused in the clamping area of pipe body when only applying correction force from outside in prior art due to the certain flexibility and elasticity of PE material.A kind of PE gas pipe correction clamp, including frame, both sides of frame are fixedly connected with side plate, and the opposite side of two side plates is equipped with arc clamping plate, and the bottom of two arc clamping plates is slidably connected between the bottom of frame, both sides of frame are equipped with support rod, and the one end of two support rods is respectively through both sides of frame.The utility model effectively solves the problem that pipe wall is prone to flattening, indentation or uneven stress due to lack of inside support in existing correction clamp, realizes the simultaneous support and uniform stress of inside and outside of PE gas pipe.

This utility model relates to the field of photovoltaic module technology, specifically providing a correction device for photovoltaic modules, aiming to solve the problem of how to avoid deviations in correction caused by incoming material errors. To this end, the correction device for photovoltaic modules of this utility model includes a correction wheel, a first transfer mechanism, an elastic structure, and a position detection component. The first transfer mechanism includes a moving part; the moving part is connected to the correction wheel through the elastic structure. The first transfer mechanism is configured to drive the correction wheel to move and abut against the side of the photovoltaic module, thereby forcing the elastic structure to deform. The position detection component is configured to detect the actual position of the correction wheel, so as to determine the deviation size of the photovoltaic module based on the actual position and the preset position of the correction wheel. The correction device of this utility model can determine the deviation size of the photovoltaic module and adjust the correction size according to the deviation size to improve the correction accuracy, and also improve the working accuracy of subsequent processes.

This invention provides a vehicle simulation speed correction method and system, relating to the field of vehicle intelligent dynamics modeling technology. The correction method includes the following steps: S1: Input and process simulation data output from the vehicle dynamics simulation model and corresponding real vehicle test data; S2: Construct a dynamic graph structure representing the interaction between state variables based on a preset physical coupling relationship of the vehicle powertrain; S3: Input the simulation data into a GCN and perform graph convolution operations under the constraints of the dynamic graph structure to extract graph embedding feature sequences representing the spatial dependencies between state variables; S4: Input the graph embedding feature sequences into a TCN and perform temporal convolution operations to learn the dynamic evolution law of state variables in the time dimension and output the correction amount of the vehicle simulation speed; S5: Output the result. Based on this, this invention solves the problem that existing correction methods have various limitations in practical applications.

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 present disclosure provides an image processing method, which relates to the technical field of image processing. The method comprises the following steps: performing scene recognition on an image, and determining a scene region according to a scene recognition result; dividing the image into a plurality of image blocks, and determining at least one adjacent image block of a pixel point; obtaining a target image parameter of the pixel point according to an image parameter of the pixel point and a mapping relationship between the adjacent image block and a target scene region corresponding to the image parameter; and adjusting the image parameter of the pixel point in the image according to the corresponding target image parameter. The present disclosure can improve the image parameter correction accuracy of a multi-scene image.

The utility model belongs to the field of bilateral straightening machines, and particularly relates to a bilateral straightening machine for H-shaped steel flanges, which comprises a left side plate and a right side plate, mounting plates are fixedly connected to two ends of the left side plate and the right side plate, and placing blocks are fixedly connected to side surfaces of the left side plate and the right side plate. Pressure assemblies are fixedly connected to the two sides of the mounting plate and the two sides of the containing block correspondingly. Each pressure assembly comprises a hydraulic push rod fixedly connected to the surface of the mounting plate and the surface of the containing block and a pressing plate fixedly connected to the bottom end of the hydraulic push rod. Through a connecting rod and inserting hole matching structure arranged between the left side plate and the right side plate, quick dismounting and positioning of the two side plates are achieved, a modular correction unit is formed by combining a placing block and pressure assemblies symmetrically distributed on the two sides of a mounting plate, the overall size is effectively reduced, portability is improved, and the equipment can meet temporary correction requirements of different construction scenes; the problems that a traditional straightening machine is complex in structure and inconvenient to move are solved.

The application provides a multi-source spatial data topology consistency automatic processing method for quick update of a vector database, and belongs to the field of topology relation checking. The method comprises the following steps: pre-processing a fusion data layer graph spot, processing the topology consistency of the fusion data layer graph spot and a basic database graph spot, and post-processing the fusion data layer graph spot; setting a topology consistency processing threshold value of the fusion data layer graph spot and the basic database graph spot, and obtaining a processing result according to the processing. The application uses an R-tree spatial index method to search for geometric graph spots with common points, common edges or overlaps, so that the accuracy is not sacrificed while meeting the quick search. The application processes and aligns the boundaries of points, lines and surfaces of the geometric graph spots in all directions, and has high correction accuracy and high speed.

The application discloses a kind of barometric altitude dynamic correction method based on airborne data.First, the sliding window parameters are screened using recursive feature elimination method, and then the sliding window is initialized and updated;Clean the sliding window data, first determine whether the sliding window data is null, then correct;For the data fusion multiple methods to detect outliers and correct after completing null judgment and correction;Construct the LSTM model and optimize the sliding window size, select the window size of the best performance indicator, use the LSTM model to correct the barometric altitude dynamically.This method has the characteristics of high precision, strong real-time, etc., improves the deficiency that the existing method can only correct the barometric altitude at a specific location, realizes the dynamic correction of barometric altitude in the whole approach process, improves the obstacle safety under low temperature conditions, at the same time, has the ability to correct the barometric altitude under high temperature conditions, and can be widely used in flight operation using barometric vertical navigation program.

The application discloses a ground-based space target monitoring radar atmospheric refraction error correction method. The ground-based space target monitoring radar atmospheric refraction error correction method comprises the following steps: based on the vertical distribution of atmospheric refraction index and the radar elevation angle measurement value, the signal propagation path is accurately recursively calculated by using the refraction theorem and geometric relationship, the corresponding elevation angle, geocentric angle and target apparent distance of different heights are calculated, and a one-to-one corresponding relationship between the apparent distance and the distance, the elevation angle measurement error is established; then, according to the radar distance measurement value, the radar distance and the elevation angle measurement error are calculated by interpolation, and finally, the distance and the elevation angle measurement error caused by the atmospheric refraction of the space target monitoring radar are corrected. The ground-based space target monitoring radar atmospheric refraction error correction method has higher error calculation precision under the condition of given layer interval, has more stable error correction performance, and can more accurately correct the atmospheric refraction error of the space target monitoring radar.

This invention discloses a method for judging and correcting the flattening phenomenon of wind turbine blade root load, comprising the following steps: acquiring real-time blade load data under grid-connected operation of the wind turbine; judging whether the blade root oscillation load data in the real-time blade load data has a flattening phenomenon; judging whether it needs to be merged into a single flattening segment based on the interval between each flattening segment, and calculating the cumulative duration of the flattening segment; judging whether the cumulative duration is not greater than a preset cumulative duration threshold; extracting features of the normal segment located in the previous cycle of each flattening segment from the blade root oscillation load data; generating replacement loads for the flattening segment based on the features and performing segment-by-sine replacement on each flattening segment, while smoothly connecting the start and end points of the flattening segment to complete the correction of the flattening phenomenon of wind turbine blade root load. This invention corrects flattening through feature extraction and sinusoidal load generation, meeting the load testing accuracy requirements, avoiding long-term wind turbine shutdowns, and reducing power generation losses.

This invention relates to a counterweight attitude adjustment device, an aircraft attitude control system, and a control method thereof, comprising a track module, a counterweight slider module, a motor drive module, a battery module, a limiting structure, and a guide rail. The counterweight slider module can slide at high speed within the track, releasing angular kinetic energy by impacting the limiting structures at both ends of the track to correct aircraft attitude deviations. The motor drive module is powered by the battery, supporting energy recovery during the sliding process to form a closed-loop power supply system. The counterweight slider module is slidably connected to the guide rail to suppress deflection and maintain sliding stability. The limiting structure employs a combination of buffer and energy-absorbing structures to ensure efficient energy transfer and prevent structural fatigue. This invention further proposes a formula combining the attitude deviation angle and the aircraft's rotational inertia to solve for the impact velocity, achieving precise control of the attitude adjustment force. The proposed solution has advantages such as compact structure, rapid response, and strong modular versatility, and is suitable for active stabilization control of high-dynamic flight platforms such as rockets and spacecraft.

This invention provides an intelligent handwritten mathematical formula recognition and correction method, system, and medium, relating to the field of text recognition technology. The method includes: acquiring raw image data of handwritten mathematical formulas; preprocessing to obtain standardized image data; determining a structural feature matrix; identifying formula error types and patterns based on the changing trends of formula grammatical topological relationships and grammatical logic deviation coefficients over multiple recognition cycles; configuring correction confidence factors; determining the formula error level; performing graded correction feedback; and outputting a standard formula. It also drives a voice broadcast unit to provide synchronous voice correction prompts. This invention solves the technical problems of instability in handwritten mathematical formula recognition, difficulty in guaranteeing recognition and correction accuracy, and resulting in erroneous or inconsistent recognition results. It achieves a complete closed loop from image acquisition to intelligent correction of handwritten mathematical formulas, thereby improving the accuracy, stability, and correction precision of handwritten mathematical formula recognition.

The utility model relates to a semiconductor laser patch correction tool, comprising a processing table which is provided with a conveying mechanism and a displacement module. A mounting plate is longitudinally arranged at the lower end of one side of the displacement seat, sliding rails are longitudinally arranged on the two sides of the surface of the mounting plate, a movable plate is slidably arranged on the sliding rails, and the upper end of the movable plate is driven to ascend and descend through a driving electric cylinder arranged on the displacement seat; one end of the rotating shaft is fixedly connected with the center of the overturning frame, the other end of the rotating shaft is driven by a driving motor arranged on the other side of the movable plate to rotate, a dispensing machine and a hot air gun are installed at the two ends of the overturning frame respectively, and the driving motor drives the overturning frame to overturn and enables the dispensing machine and the hot air gun to conduct solder paste dispensing and hot air solder paste melting on a chip respectively. And the chip is aligned under the action of the surface tension and wetting force of the solder paste solder, so that the correction efficiency and precision are effectively improved.

The utility model provides a kind of position correction device before light performance detection of light guide assembly, including carrier, material taking unit, position adjusting mechanism, inspection vision camera, 3D scanner and processor, carrier is movably arranged, and it has an installation through-hole that can accommodate light guide column;Light guide assembly is transferred to carrier by material taking unit, so that light guide column is loaded into the installation through-hole of carrier, and inspection vision camera is used to collect the axial projection image of the light outlet of light guide column and installation through-hole;3D scanner is used to scan the three-dimensional dot matrix coordinates of light inlet section;Position adjusting mechanism acts on carrier to drive carrier to move;To carry out position correction to light guide assembly. The position correction device effectively improves the positioning accuracy of the light guide assembly, while saving positioning time, thereby improving the reliability of light performance detection and meeting the needs of mass production.

The invention discloses a man-machine hybrid enhanced edge intelligent regulation and control method for a novel electric power system, and the method comprises the steps: responding to an intelligent regulation and control request of a target electric power system, and collecting the multi-dimensional operation parameters of the target electric power system in real time; performing time-varying disturbance processing on the multi-dimensional operation parameters, taking the multi-dimensional operation parameters after the time-varying disturbance processing as privacy operation parameters, inputting the privacy operation parameters into a preset system topological graph model to perform progressive regulation and control action generation, and obtaining candidate regulation and control actions of the target power system; determining a predicted operation state of the target power system based on the candidate regulation and control actions, and judging whether the candidate regulation and control actions need to be corrected or not based on the predicted operation state; if the candidate regulation and control actions need to be corrected, the regulation and control risk levels of the candidate regulation and control actions are determined, correction modes corresponding to the regulation and control risk levels are determined to correct the candidate regulation and control actions, and the target power system is regulated and controlled through the corrected candidate regulation and control actions.

The invention provides a document image correction method and device based on depth guidance, equipment and a medium, and relates to the technical field of document image correction, and the method comprises the steps: obtaining a color image and a depth image of a to-be-corrected document; splicing the color image and the position prompt image to form a multi-channel input tensor; inputting the multi-channel input tensor into the corrective neural network model to obtain a dense displacement field; wherein the correction neural network model comprises a plurality of cascaded geometric attention blocks, and each geometric attention block is configured to generate a rotation position code and a decomposition attention mask of depth perception based on the depth image, and perform geometric self-attention calculation of row-column decomposition on the feature map by using the code and the mask; and finally, sampling the color image according to the displacement field to generate a corrected document image. Geometric modeling is guided through depth information, a row-column decomposition attention mechanism is adopted, the complex deformation correction precision is remarkably improved, the calculation complexity is greatly reduced, and high efficiency and robustness are achieved.

The invention provides an electrochemical detection method and system for early screening of oral-throat diseases, and the method comprises the steps: obtaining an original electric signal generated by each working electrode, and obtaining a current detection environment and sample difference parameters; constructing a space-time coupling correction model according to the detection environment and the sample difference parameters in combination with the dynamic process of saliva flow and marker diffusion in the oral cavity, and dynamically correcting the original electric signal according to the space-time coupling correction model; analyzing the corrected electric signals to obtain the concentration value of each marker; according to the method, the concentration value of each marker is compared with the corresponding threshold value, the comparison result is output, and suggestions are pushed according to the comparison result, specifically, the dynamic change in the detection process is considered, so that the correction precision is effectively improved, the concentration value of each marker, which is finally obtained by analyzing the corrected electric signal, is more accurate, and the detection accuracy is improved. And the suggestions can be pushed accurately.

The utility model relates to the technical field of section steel bending and correcting equipment, in particular to section steel bending and correcting equipment which comprises a bottom plate, a temperature control electric heating ring and a supporting frame which are fixedly installed on the bottom plate, an air cylinder is fixedly installed on a top plate body of the supporting frame, and a steel plate is fixedly installed at the tail end of a telescopic shaft of the air cylinder. A correcting pressing head is detachably installed on the bottom face of the steel plate, a supporting table is arranged under the correcting pressing head, the supporting table is fixedly installed on the bottom plate, inner grooves are formed in the left side and the right side of the supporting table, a machining table top is arranged on the top face of the supporting table, and a lower pressing die is detachably installed on the top face of the supporting table. The correction device is convenient for correction operation after heating, and has the advantage of ensuring that the correction process is carried out stably.

Embodiments of the present application disclose a target detection method, a medium, equipment and products. The method comprises: acquiring an image frame; using a first detection model to perform target detection on the image frame to obtain a candidate detection result of a target category; acquiring a key frame in the image frame, sending the key frame to a server, acquiring prior knowledge corresponding to the key frame generated by the server using a second detection model, the prior knowledge comprising a visual prototype feature for the target category, the visual prototype feature being an appearance feature capable of representing the target category; and correcting the candidate detection result based on the visual prototype feature to obtain a target detection result of the target category. The accuracy of target detection can be improved by the present application.

The invention provides a battery correction method, electronic equipment and a computer program product. The battery correction method comprises the steps that when a vehicle is in a charging state, the battery SOC variable quantity of a power battery of the vehicle is obtained; when the SOC variable quantity of the battery is greater than or equal to a first threshold value, acquiring a dynamic SOC variable quantity of the power battery and an ampere-hour SOC variable quantity of the power battery; obtaining a correction coefficient based on the dynamic SOC variation and the ampere-hour SOC variation; and correcting the current battery SOC value of the power battery based on the correction coefficient.

This application discloses a surgical navigation method, device, storage medium, and electronic device. Relating to the field of navigation and positioning, the method includes: acquiring actual state information of a target site within the surgical area; solving a target optimization problem based on the actual state information and a reference movement path of the target site to obtain a correction command, wherein the target optimization problem includes an objective function that aims to minimize the deviation between the future state information of the target site and the reference state in the reference movement path, the future state information being determined based on the correction command to be solved and the actual state information; and controlling the surgical instrument based on the correction command to correct the actual movement path of the target site. This application solves the problem in related technologies where manual correction of the difference between the actual movement path and the reference movement path of the surgical area is required, resulting in low accuracy of path correction.

The invention belongs to the technical field of electric meter measurement detection, and particularly relates to an electric energy meter aging process temperature and measurement accuracy anomaly detection method and system, and the method comprises the steps: obtaining source field data and target field data; performing field adaptive pre-training on the feature extractor and the error regression device according to a self-defined global loss function to obtain a pre-training model; generating a personalized fine tuning factor for the target ammeter according to the complexity, reflected by the target domain data, of the environment where the target ammeter is located; and on the basis of the personalized fine tuning factor, performing online fine tuning on the pre-training model deployed on the target ammeter to obtain a real error prediction value of the ammeter to be detected, and judging whether the aging process temperature or the metering accuracy of the ammeter is abnormal or not according to the real error prediction value. According to the invention, domain deviation can be eliminated from the pre-training stage, and adaptive online fine tuning is realized, so that the accuracy of metering error correction in the full life cycle of the electric meter is improved.

This invention provides a spinal surgical correction device applied in the field of spinal treatment device technology, including a bone hyperplasia sleeve, a clamping mechanism, an elastic pad, and a locking mechanism. The bone hyperplasia sleeve has a hyperplasia groove that can be filled with osteoinductive material to promote bone fusion. The clamping mechanism is X-shaped and rotatable, and is equipped with an anti-slip inner plate to achieve stable clamping. The locking mechanism can adjust the locking force. Compared with existing rigid clamping devices, the clamping stability of this device is significantly improved, which can maintain the corrected spinal posture for a long time, avoid slippage and displacement during the correction process, improve the correction accuracy, and reduce the recurrence rate of deformity.

A CAN bus urea quality sensor concentration correction system and method are disclosed. The CAN bus urea quality sensor concentration correction system includes a urea quality sensor body and a quality concentration probe disposed at the lower end of the urea quality sensor body. The quality concentration probe has a emitting surface and a reflective surface spaced apart from the emitting surface. The CAN signal interface of the urea quality sensor body is electrically connected to a USB-CAN analyzer via a CAN bus. The serial port of the USB-CAN analyzer is electrically connected to the serial port of a host computer. This invention corrects the distance between the emitting and reflective plates of the urea quality sensor through closed-loop compensation data fitting, making the urea concentration measured in a standard urea solution at room temperature more accurate. By integrating concentration measurement data under other temperature and concentration conditions through a large amount of experimental data, the measurement accuracy of the ultrasonic probe product is significantly improved. No additional components are required, and the correction speed is fast, exhibiting high correction accuracy and practicality.

The application discloses a kind of based on semantic communication's thing networking data compression transmission method, it is related to data compression technical field, the method includes: step S1: obtaining original data block, record mutation mark in mutation data block;Step S2: construct semantic encoding model to output semantic feature vector and semantic code stream, reconstruct by decoding to obtain reconstructed data block;Step S3: calculate the residual amount of data block, calculate the quantization step of residual compensation code stream, to the cloud to obtain reconstructed data block;Step S4: using residual compensation amount and reconstructed data block obtains modified reconstruction block, completes data compression correction by splicing.The present application calculates residual compensation code stream to mutation data block, and adaptively adjusts feature dimension and quantization step, reconstructs data block according to time sequence splicing, avoids the distortion caused by traditional frequency domain truncation, has the advantages of guaranteeing thing networking terminal sequence reconstruction accuracy and the beneficial effects of significantly improving the correction accuracy of peak region.

The application provides a damping sinusoidal vibration reproduction method and device, a storage medium and an electronic device, and relates to the technical field of automatic control. The method comprises the following steps: generating an initial driving signal based on a target damping sinusoidal signal, sending the initial driving signal to a controller, so that the controller drives a vibration table to perform displacement movement, receiving a feedback acceleration response signal, comparing the error value of the acceleration response signal and the target damping sinusoidal signal, if the error value is not less than the error value, calculating a correction driving signal based on the error value and performing driving control until the error value is less than an error threshold value, and determining the correction driving signal with the error value less than the error threshold value as the driving signal of the target damping sinusoidal signal. The system can improve the correction accuracy of the reproduced damping vibration, reduce the deviation between the expected target waveform and the observed reproduced waveform, and thus enable the vibration table to reproduce the damping sinusoidal vibration according to the waveform movement of the target damping sinusoidal signal.

The application discloses an intelligent voice dialogue service interaction method based on natural language processing and relates to the technical field of intelligent dialogue, which is used for solving the problem that the voice dialogue system cannot timely perceive and correct the recognition error caused by the lack of acoustic and semantic two-dimensional evaluation after the slot is locked in. The voice recognition confidence is collected, the user's speech rhythm features are extracted to generate the initial slot confidence, the slot semantic vector and the context semantic vector are read to calculate the semantic consistency deviation and evaluate the slot risk level, the clarification perception weight is generated by combining the clarification inquiry history number, the clarification rhetoric instruction is set, the system initiates the low perception clarification inquiry according to the clarification rhetoric instruction, the slot correction sufficiency is calculated after the clarification response is collected, and the reverse correction is performed on the slot risk level, so that the closed-loop correction of the error recognition slot in the dialogue advancing process is realized, the slot correction accuracy is improved, and the interference of the clarification inquiry on the user dialogue rhythm is reduced.

This invention discloses a method, system, device, and medium for quantifying the geometric features of underwater structural surface attachments, comprising the following steps: acquiring underwater pile foundation images containing surface attachments; reconstructing and correcting a three-dimensional point cloud model of the underwater pile foundation containing surface attachments; simultaneously measuring a three-dimensional point cloud model of the underwater pile foundation without surface attachments; registering the two point cloud models to obtain a reconstructed point cloud and a reference surface point cloud with unified coordinates; coarsely segmenting the reconstructed point cloud based on point cloud distribution characteristics to obtain a coarsely segmented point cloud; then finely segmenting the coarsely segmented point cloud based on the RGB color information of the point cloud to obtain a surface attachment point cloud; using a cylindrical point cloud downsampling method to downsample and simplify the surface attachment point cloud and the reference surface point cloud; and then performing feature quantization to obtain the attachment thickness, attachment area, and attachment volume of the surface attachments. This invention achieves high-efficiency and high-precision extraction of quantitative features of attachments from disordered images.