323results about How to "Improve accessibility" patented technology

The invention relates to the technical field of current measurement, and discloses an open-close type current transformer which comprises a lower shell, one side of the top of the lower shell is rotatably connected with an upper shell, semicircular iron cores are embedded in the lower shell and the upper shell, a copper wire is wound on the iron core located in the lower shell, two ends of the copper wire are fixedly connected with butt joints, and the butt joints are fixedly connected with the upper shell. The butt joint is embedded in the outer wall of one side of the lower shell, the side, close to the butt joint, of the lower shell is rotationally connected with a mounting plate, butt joint rods are fixedly connected to the sides, close to the butt joint, of the two ends of the mounting plate, two limiting holes are formed in the mounting plate, and two limiting seats are fixedly connected to the side, close to the mounting plate, of the lower shell. Each limiting seat is aligned with the corresponding limiting hole in the same side, mounting grooves are formed in the tops and the bottoms of the limiting seats, limiting blocks are slidably connected into the mounting grooves, and the problem that due to the fact that the positive electrode and the negative electrode are reversely connected, wiring copper wires need to be detached, and then winding work needs to be conducted by replacing the positions, and operation is troublesome can be solved.

The invention relates to the technical field of piano playing, and provides a digital piano playing auxiliary system optimized by using a machine learning algorithm, the system can configure a piano music score of a to-be-played music of a player in a digital piano in advance, and determine demonstration playing information and accompaniment information for each pronunciation of the piano music score; carrying out accompaniment coupling on each pronunciation time of the accompaniment information and the pronunciation time of the demonstration playing information, and constructing an accompaniment coupling configuration model; performing playing coupling on the demonstration playing information and the pronunciation controllable parameters of the digital piano, and constructing a playing pronunciation coupling configuration model; setting playing auxiliary constraint conditions of the digital piano, determining playing auxiliary optimization data based on the accompaniment coupling configuration model and the playing pronunciation coupling configuration model, taking the playing auxiliary optimization data as sample parameters of a preset machine learning model for training, and generating a target machine learning model; the purpose of the present invention is to optimize playing music when a player performs playing.

The invention discloses a motor insulation breakdown voltage prediction method based on a continuous hidden Markov model, and the method comprises the steps: taking a plurality of groups of obtained experimental data of an insulating material of a motor in different motor operation time periods as a training set, and enabling the experimental data to comprise capacitance, insulation resistance, dielectric loss, maximum discharge capacity and breakdown voltage; constructing a continuous hidden Markov model by taking the test parameters as an observation sequence and taking the discretized breakdown voltage as a hidden state; performing iterative calculation on parameters of the continuous hidden Markov model through a Baum-Welch algorithm based on the training set, and determining optimal parameters of the continuous hidden Markov model; and based on the continuous hidden Markov model of the optimal parameters, determining a hidden state sequence with the maximum probability under the observation sequence at the current moment through a Viterbi algorithm, and determining the breakdown voltage at the current moment based on the hidden state sequence with the maximum probability. According to the invention, the breakdown voltage of the motor insulating material in the motor operation process can be effectively predicted.

The invention discloses a data processing method and device based on a visual database and electronic equipment, and relates to the field of data processing. The method comprises the following steps: acquiring a data processing request of a user; analyzing the data processing request to obtain a corresponding key field and a logic conjunction; according to the key field, performing semantic matching in a preset data model library to obtain a corresponding target data table and a target field; synthesizing the logic conjunction, the target data table and the target field to generate a corresponding database processing statement; executing the database processing statement, and obtaining a result data set generated after the database processing statement is executed; and transmitting the result data set to a visual database terminal, and displaying the result data set on the visual database terminal according to a preset visual template. By implementing the technical scheme provided by the invention, the data query efficiency is improved.

The invention discloses a satellite networking constellation-based space-ground cooperative remote sensing agent system, which comprises a ground station and a satellite networking constellation, and is characterized in that the satellite networking constellation is divided into link establishment satellites and non-link establishment satellites according to link establishment conditions with the ground station; in the system, in response to a user input or sudden disaster event, a ground station generates an instruction file by using a ground large model and uploads the instruction file to a link establishment satellite; the link building satellite analyzes the instruction file and judges whether the link building satellite itself is a main responsibility satellite or not, if not, the link building satellite transmits the instruction file to the main responsibility satellite, and the main responsibility satellite generates a corresponding task plan through a satellite-borne large model; the main responsibility satellite generates a corresponding calculation request and / or shooting request based on the actual conditions of the main responsibility satellite and the other satellites, sends the calculation request and / or shooting request to the corresponding other satellites, receives returned calculation results and / or shooting results, generates a result file based on all the calculation results and / or shooting results, and downloads the result file to the ground station through the link building satellite; and the ground station analyzes and visualizes the result file.

The invention relates to a construction method of a sectional type universal potential sliding surface model, and belongs to the field of traffic slope engineering. According to the method, different shear failure mechanisms and different shear failure characteristics of rock-soil bodies at different parts due to different stress states of all parts of the slope are considered, a three-section type universal potential sliding surface is adopted to simulate the complex failure form of the slope, and the constructed sectional type universal potential sliding surface comprises the possible type of the existing sliding surface and the possible type of the existing sliding surface; the reasonability of the shape of the sliding surface can be ensured under the condition that the concave characteristic of the curve of the sliding surface and the consistency of the motion directions of the connecting points of the adjacent sections of sliding surfaces are required, and the shape of the sectional type universal potential sliding surface can be controlled by a plurality of easily determined parameters simply and conveniently and is generated in a discrete mode; therefore, multiple advantages of universality, accuracy, usability and the like of potential sliding surface determination in actual slope engineering under complex conditions are taken into consideration, and the accuracy of slope stability evaluation is further improved.

The invention relates to the technical field of process management, in particular to a sealing integrated collaborative process optimization method and system. The method comprises the following steps: obtaining sealing process data; performing sensor data acquisition according to the sealing process data to obtain a multi-modal sensor acquisition data set; performing data preprocessing on the multi-modal sensor acquisition data set to generate a standard multi-modal sensor acquisition data set; performing process flow analysis on the sealing process data to generate sealing process flow data, the sealing process flow data including a sealing flow, a cover closing flow and a cover pressing flow; and performing intelligent process modeling on the sealing process, the cover closing process and the cover pressing process to generate a process procedure mathematical model. According to the invention, through multi-modal data acquisition, detailed process flow analysis, real-time monitoring and dynamic adjustment strategies, the flexibility and adaptability of sealing process production process management are improved.

The invention discloses a lightweight crack penetration degree detection method based on ground penetrating radar and Swin Transform optimization, and the method comprises the following steps: 1, collecting ground penetrating radar data, and carrying out the preprocessing and feature extraction; step 2, constructing a multi-feature fusion data set; step 3, designing a two-stage through crack detection model based on Swin Transform optimization; 4, a first-stage through crack detection model optimized on the basis of Swin Transformer-YOLOv8 is designed, and a second-stage through crack detection model is designed on the basis of Swin Transformer-YOLOv8 optimization; and step 5, training and predicting the data of the training set and the test set according to the model architecture in the step 3 and the step 4. According to the invention, the accuracy of crack penetration degree detection is improved, and a scientific basis is provided for road maintenance; the detection speed is greatly improved, and the requirement of large-area rapid detection is met; the calculation complexity is reduced, the equipment performance pressure is reduced, and the detection efficiency is improved; the generalization ability of the model is enhanced, and the method can adapt to different road conditions; and the development of an intelligent road detection technology is promoted.

The invention relates to the technical field of bolt mounting equipment, in particular to an angle steel tower bolt perforation mounting tool, fastening equipment and a mounting robot. The hammering part is responsible for hammering the head of the bolt in the nut tightening process so that the head of the bolt can be attached to angle steel more tightly; and then the nut is gradually fastened on the bolt in an impact tightening manner by matching with the tightening part. The tightening part continuously rotates the nut to apply pre-tightening force, the hammering part hammers the head of the bolt in time, the tightening part and the hammering part jointly act to gradually reduce the fit clearance between the angle steel, so that the effect of fastening the angle steel through the bolt is achieved, and the stability of bolt connection is effectively improved.

The invention discloses a natural polysaccharide assisted MXene porous membrane electrode and a preparation method thereof, and relates to the technical field of electrodes. According to the technical scheme, hydrochloric acid and lithium fluoride are used for carrying out etching and intercalation on an MAX raw material, and MXene dispersion liquid is obtained; mixing the MXene dispersion liquid with a metal ion solution to obtain a metal ion doped MXene solution; mixing the metal ion doped MXene solution with a natural polysaccharide dispersion liquid to obtain a natural polysaccharide modified MXene dispersion liquid; mixing the natural polysaccharide modified MXene dispersion liquid with a template substance, performing vacuum filtration, and performing vacuum drying to obtain a flexible MXene film; and carrying out template substance removal treatment on the flexible MXene film to obtain the natural polysaccharide-assisted MXene porous film electrode. According to the invention, the stacking problem of the MXene material is solved, and the electrochemical performance of the natural polysaccharide-assisted MXene porous membrane electrode is obviously improved.

The invention discloses a safe storage method for flight data of an unmanned aerial vehicle. The safe storage method comprises the following steps of 1, performing data collection and primary processing; 2, selecting storage equipment, wherein the storage equipment comprises an internal storage, an external storage and a cloud storage; 3, data storage and backup are carried out, the data after primary processing are stored in a selected storage device, and backup is carried out according to requirements; 4, implementing data security measures, and performing data security protection; and 5, performing data management and maintenance, including data classification, data updating and classification and storage equipment maintenance. According to the invention, the integrity, accuracy and safety of the data can be ensured, the management efficiency of the data is improved, the storage cost is reduced, and powerful support is provided for flight data management and application of the unmanned aerial vehicle.

The invention provides a slope cropland fertilizing device and method, belongs to the technical field of fertilizing, and aims to solve the problem that a fertilizing device special for slope cropland is lacked in the prior art. Comprising a vehicle body, a chemical fertilizer box, a fertilizer distributor, a mixer, a fertilization angle adjusting assembly and a fertilization gun, a power device is arranged on the vehicle body, the vehicle body is driven by the power device to advance, and a handrail is fixedly arranged on the back of the vehicle body; the chemical fertilizer boxes are symmetrically and fixedly arranged on the two sides of the vehicle body, through holes are formed in the bottoms of the chemical fertilizer boxes, the through holes in the bottoms of the chemical fertilizer boxes are communicated with the fertilizer distributors, and the fertilizer distributors are used for quantitatively measuring chemical fertilizers; the bottom of the fertilizer distributor is communicated with the mixer; the fertilization angle adjusting assembly is arranged at the bottom of the vehicle body; the fertilization angle adjusting assembly is used for adjusting the fertilization angle; the fertilizing gun is mounted on the fertilizing angle adjusting assembly.

The invention discloses a data processing method for a full-life-cycle resident health record. The method comprises the following steps: S1, integrating data from various devices and systems through a standardized interface; s2, preprocessing the collected health data, and storing the health data in a distributed database and a cloud storage system; s3, performing consistency processing on data from different sources by using data cleaning, duplicate removal and standardization technologies; s4, performing deep analysis on the health data by applying a long-short-term memory network; s5, carrying out data encryption through AES and RSA technologies, and guaranteeing the privacy of the user through role-based access control and a differential privacy technology; and S6, integrating the mobile health application and the intelligent wearable device into a health file management system, and supporting real-time health monitoring and remote medical services. The system has the advantages of comprehensive coverage, real-time processing, efficient storage, intelligent analysis, data security and privacy protection, cross-platform sharing and remote medical integration.

The invention discloses an access control method and system for cross-platform video resource sharing, and belongs to the technical field of video sharing. Video platforms are divided into a plurality of groups, each group randomly selects one video platform to be marked as a national standard node, and each national standard node serves as a bridge between a center node and other video platforms and is responsible for seamless cascading and equipment access of video resources of a superior platform and other platforms; the system implements a unified access control strategy, and ensures that a user accesses resources according to authority through authority management; an organization tree configuration function is constructed, a video resource management system is constructed, and sharing and integration of lower-level platform resources are achieved; searching and browsing organization tree information and an equipment list through a resource retrieval function; sharing of organizations and devices is supported, and a superior platform is allowed to retrieve a shared directory and a device list; according to the invention, a safe, efficient and easy-to-manage cross-platform video resource sharing solution is realized.

The invention discloses a preparation method of Ni / S co-doped hollow carbon spheres for producing H2O2 through efficient electro-catalysis ORR. The preparation method comprises the following specific steps: dispersing polystyrene microspheres, nickel nitrate hexahydrate, thiosemicarbazide and dopamine hydrochloride into a tris (hydroxymethyl) aminomethane buffer solution to obtain a mixed solution; performing centrifugation, washing, drying and drying treatment to obtain precursor powder; and carrying out high-temperature calcination on the precursor under the protection of N2, cooling to room temperature, and carrying out acid leaching, water washing and drying on the product to obtain the Ni / S co-doped hollow carbon spheres. Benefited from the regulation and control effect of doped S on an Ni atom electronic structure and the synergistic effect of a hollow structure with a high specific surface area, the Ni / S co-doped hollow carbon sphere has extremely high H2O2 selectivity and excellent catalytic activity in an alkaline 2e-ORR process, and shows high H2O2 yield and Faraday efficiency in an electrocatalytic H2O2 production test.

The invention provides a varicella-zoster virus mRNA (messenger Ribonucleic Acid) vaccine and application thereof. The invention firstly provides an mRNA molecule, a coding region sequence of the mRNA molecule comprises a nucleotide sequence for coding an amino acid sequence as shown in SEQ ID NO: 1, and the coding region sequence preferably comprises a nucleotide sequence as shown in any one of SEQ ID NO: 2 to SEQ ID NO: 11, or a nucleotide sequence which has at least 93% similarity with the nucleotide sequence as shown in any one of SEQ ID NO: 2 to SEQ ID NO: 11 and codes the same amino acid sequence. When the mRNA molecule is used for preparing the vaccine, the production cost of the vaccine can be reduced, the physicochemical property of the vaccine is stable, the protein expression is improved to enhance the immune effect of the vaccine, and the humoral immunity and cellular immunity effects of the VZV-gE specificity are enhanced.

The invention discloses an intelligent question and answer method and system based on a mineral knowledge base, relates to the technical field of artificial intelligence and data mining, and is used for solving the technical problems that an existing mineral knowledge base is poor in reasoning ability and low in mineral knowledge acquisition efficiency and accuracy. The intelligent question and answer method based on the mineral knowledge base comprises the steps of obtaining mineral knowledge; distinguishing mineral names, mineral attribute names and mineral attribute values in the mineral knowledge; establishing a mineral knowledge base data table structure and a mineral knowledge graph triple structure; the mineral knowledge base data table structure and the mineral knowledge graph triple structure are stored in a knowledge database; building a webpage interface, wherein the webpage interface is provided with a search engine and an intelligent question and answer mechanism relying on a large model; the intelligent question-answering mechanism realizes intelligent question-answering of the mineral knowledge base based on the knowledge database. The invention is used for providing the intelligent question answering method and system based on the mineral knowledge base.

The invention discloses a preparation method and application of active cationic chitosan nanoparticles, which comprises the following steps: reacting a low-molecular chitosan triethylamine hydrogen sulfate ionic liquid ([(C2H5) 3NH] HSO4) solution with an aldehyde compound ethanol solution to form Schiff base protection on chitosan C2-site amino, and then reacting with 2, 3, 5, 6-tetramethyl-4-piperidine-2-one to obtain the active cationic chitosan nanoparticles. The preparation method comprises the following steps: carrying out nucleophilic substitution reaction on chitosan C6 in the presence of a basic catalyst by using 2, 3-epoxypropyl trimethyl ammonium chloride, then adding a chemical initiator, carrying out grafting reaction on chitosan C3 and acrylic acid, and then removing Schiff base protection on chitosan C2. Carboxylate anions of acrylic acid and cations of chitosan are subjected to cross-linking self-assembly through a hydrothermal reaction, and the chitosan nanoparticles which are high in stability, small in particle size, uniform in distribution and efficient and lasting in function are obtained. The prepared nanoparticles are high in reaction activity, contain a large amount of quaternary ammonium salt, amino dication groups and carboxyl groups, and have wide application prospects in the fields of dye adsorption, heavy metal adsorption, textile function finishing and the like.

The invention relates to a magnetron plasma arc wire powder synergistic surfacing device and a surfacing method. The device comprises a welding gun fixing support; the welding gun is arranged on the welding gun fixing bracket, is used for realizing metallurgical bonding between a base material and cladding metal and comprises a welding gun tube, a non-consumable welding electrode and an inner nozzle assembly; the non-consumable welding electrode is wrapped by an insulating clamping sleeve and is fixed in the welding gun tube; the inner nozzle assembly is arranged between the welding gun tube and the welding electrode; the inner nozzle assembly is provided with a powder feeding port, a shielding gas nozzle and an ion gas nozzle; and the wire feeding mechanism is arranged on the welding gun fixing bracket and is used for feeding cladding metal to the surface of a base material. The method has the beneficial effects that the electric arc is controllable, parameters such as the direction and speed of cladding metal entering a molten pool can be adjusted, the surfacing process is stable, chemical components of a cladding layer are adjustable and controllable, the cladding speed is high, robot surfacing can be achieved, the automation degree of surfacing is improved, and the labor cost of surfacing is reduced.

The invention discloses a preparation method of a wood-based carbon material for improving the performance of a supercapacitor, and the method comprises the steps: cutting Balsa wood into wood chips, and immersing the wood chips into absolute ethyl alcohol to obtain a natural wood chip sample; lignin is removed, and delignification wood chips are obtained; dissolving cellulose through a high-concentration zinc chloride solution, and separating out regenerated cellulose to obtain a wood sample RC (at) ZnODWx with regenerated cellulose and ZnO growing on the surface; placing the regenerated cellulose wood chips in a tubular furnace to obtain a wood-based graded porous carbon product, obtaining a carbon sample named CRCDWx, and cutting; a wood-based hierarchical porous carbon electrode is used as a positive electrode, a zinc foil is used as a negative electrode, organic gel is used as an electrolyte and a diaphragm, and the CRCDW-based zinc ion hybrid supercapacitor is prepared with a metal shell. The wood-based hierarchical porous carbon material capable of improving the performance of the supercapacitor is prepared, the cost is low, the material has reproducibility, dependence on a traditional electrode material is reduced, environmental pollution is reduced, and a prospect is provided for high-value conversion of wood raw materials and application of the wood raw materials to the high-performance supercapacitor.

The invention relates to the technical field of insulin needle processing devices, in particular to insulin needle supply equipment. According to the needle supply part, the needle boxes installed on the supporting frame are adopted for storing the needle heads in order, and all the needle heads are horizontally placed and stacked side by side in sequence. A rectangular needle falling hole is formed in the bottom of the needle box, the length direction of the needle falling hole is parallel to the length direction of the needle, and stability and accuracy of the needle in the vertical falling process are guaranteed. In addition, the needle supply part is further provided with a rotary needle taking disc, and the rotation axis of the rotary needle taking disc is consistent with the needle head length direction. The design of the needle storage groove in the needle taking disc is ingenious and unique, only one needle head can be contained at a time, and the accuracy and consistency of needle taking are ensured. Meanwhile, the magnetic part is arranged in the needle storage groove and can magnetically adsorb the needle head, so that the tail part of the needle head is exposed out of the needle storage groove, the needle is convenient to take, and the stability and the safety of the needle head are ensured.

A method for pretreating lignocellulose is provided, which is to add ethylenediamine and sodium carbonate solution to straw and pretreat at 75-85°C for 2-6 hours. The invention belongs to a raw material cellulose separation technology, which promotes efficient degradation of lignin in the straw by pretreating the straw at medium temperature and normal pressure with ethylenediamine and sodium carbonate, effectively separates cellulose from the raw material, increases the accessibility of cellulose to cellulase, hemicellulase, etc., thereby improving the enzymatic hydrolysis efficiency of the straw, and the glucose yield is increased to 92.57%. In addition, the pretreatment is carried out at medium temperature and normal pressure, which reduces environmental pollution, reduces processing energy consumption, and simplifies processing steps.

The invention discloses a three-dimensional porous carbon material, a preparation method and application in adsorption of organic pollutants in a water body, and belongs to the technical field of water treatment.The preparation method comprises the steps that 1, zinc salt, 2-methylimidazole and a nitrogen source are dissolved in a methanol solution respectively, stirring reaction is conducted at the room temperature after mixing, standing is conducted, precipitates are taken, and a precursor solution is obtained; a precursor zeolite imidazate framework structure material is obtained; and 2, pyrolyzing the precursor zeolite imidazate skeleton structure material at 1100 DEG C under the protection of inert gas to obtain the three-dimensional porous carbon material. The three-dimensional porous carbon material disclosed by the invention has the advantages of large specific surface area, developed pore structure, abundant nitrogen-containing functional groups and reusability, can provide more adsorption active sites and enhance the electrostatic adsorption effect, and shows excellent adsorption performance and anti-interference capability on perfluorinated compounds, benzene series (such as benzene) and chlorinated organic compounds (such as parachloroaniline).

The invention relates to the technical field of welding equipment, and discloses a multi-degree-of-freedom welding mechanical arm which comprises a base, a mounting table is fixedly connected to the upper side face of the base, a horizontal rotating disc is movably embedded in the upper side face of the mounting table, and a horizontal rotating base is fixedly connected to the upper side face of the horizontal rotating disc. Driving rotating shafts are rotationally connected to the inner walls of the two sides of the horizontal rotating base, a vertical driving motor is fixedly connected to one end of each driving rotating shaft, an up-down swinging device is arranged on the other side of the horizontal rotating base, a horizontal rotating driving assembly is arranged in an inner cavity of the mounting table, and a welding arm connecting base is rotationally connected to the upper end of a vertical rotating connecting piece; according to the multi-degree-of-freedom welding mechanical arm, through multi-dimensional movement, the flexibility is improved, the welding head is accurately controlled, the working range is expanded, the welding quality and efficiency are remarkably improved, and the multi-degree-of-freedom welding mechanical arm is suitable for complex and changeable welding scenes.

The invention provides a silibinin mixed micelle injection as well as a preparation method and application thereof, and belongs to the technical field of pharmaceutical preparations. The cholate / lecithin mixed micelle system constructed by adopting specific cholic acid and phospholipid has good stability, can be well compatible with the silibinin so as to well encapsulate the silibinin, can obviously improve the solubility of the silibinin, has higher safety under the condition of ensuring the stability of the silibinin, and can be used for preparing a medicine for treating the silibinin. Therefore, the bioavailability of the silibinin is greatly improved. According to the invention, a shearing dispersion method is adopted to prepare the mixed micelles, and the mixed micelles with high drug loading capacity, clarification and good stability for silibinin are formed by destroying and shearing the raw and auxiliary materials in a molecular level, so that the mixed micelles have better physical and chemical stability, the drug quality is easier to control, the process is more simplified, the clinical medication is safer and the cost is lower; and the accessibility of the medicine is improved.

The invention relates to the technical field of gastrointestinal decompression, and discloses a decompression device for gastrointestinal examination, which comprises a main drainage bottle, a drainage hose fixedly connected to an inlet, a mounting rack sleeved on the drainage hose, a butt joint hose fixedly connected to the mounting rack, and a sealing shell fixedly connected to one end, away from the mounting rack, of the butt joint hose. The end, away from the butt joint hose, of the sealing shell is fixedly connected with a threaded pipe, the threaded pipe is in threaded connection with a butt joint pipe, and the end, away from the threaded pipe, of the butt joint pipe is rotationally connected with an auxiliary drainage bottle. Whether the stomach tube enters the gastrointestinal tract of a patient or not can be detected under the condition that the drainage hose and the stomach tube are not moved, and meanwhile the problem that in traditional operation, after an injector and the stomach tube are separated, bacteria are prone to being attached to the inner wall of the stomach tube, and residual gastric juice in the stomach tube flows out, and consequently potential health hazards are caused to the patient can be solved.

The invention discloses an emergency communication system and method, and belongs to the field of emergency communication. The emergency communication method comprises the following steps of: acquiring a link performance parameter of a satellite communication link associated with an adjacent station node; based on the state information and the satellite communication link state of the local station node, executing at least one of the following scheduling operations on the service data: determining a first transmission performance index for transmitting data through the satellite communication link of the local station node, determining a first transmission performance index of a composite path from a wireless ad hoc network to the adjacent station node based on the state information, determining a second transmission performance index of a composite path from the wireless ad hoc network to the adjacent station node and transmitting data through a satellite communication link of the adjacent station node based on the state information, and selecting a forwarding path according to a comparison result of the first transmission performance index and the second transmission performance index; or, when the flow of the data to be transmitted meets the preset bandwidth aggregation condition, dividing the data to be transmitted into the first data part and the second data part.

The invention discloses a low-field magnetic resonance image super-resolution network, and relates to the field of magnetic resonance imaging. In order to solve the problem of insufficient resolution of low-field magnetic resonance imaging (MRI) equipment, a multi-level attention mechanism and stable wavelet transform are introduced to carry out image super-resolution. According to a low-field magnetic resonance image, firstly, shallow features are extracted through a shallow feature extraction network, then, deep features of local details are extracted through a U-shaped feature extraction network, feature integration is carried out on the features through a network containing an attention mechanism, up-sampling is carried out through pixel rearrangement, meanwhile, an original image structure is learned through residual error design, and a low-field magnetic resonance image is obtained. And finally, high-resolution output is obtained. According to the method, the definition of the low-field magnetic resonance image is effectively improved, and the problem that a traditional method is fuzzy in a high-frequency area is solved; the method is excellent in image quality indexes such as peak signal-to-noise ratio (PSNR) and structural similarity (SSIM), and efficient image reconstruction can be realized under the condition of relatively low calculation cost.

The invention discloses a multi-modal file data co-processing management system, which relates to the technical field of file management and comprises a data input layer, a data storage layer, a data processing layer, a business logic layer, an application layer, an integration layer, a security monitoring layer and an infrastructure layer. The method not only supports management and processing of various data types, improves data inclusivity and processing capability, but also has real-time cooperation and version control functions, improves team cooperation efficiency, reduces data conflicts, ensures data integrity and consistency, simplifies data entry, classification, filing and retrieval processes through automatic tools and algorithms, and improves the efficiency of team cooperation. And meanwhile, an intelligent search function is provided, required data can be quickly positioned, a user can remotely access archive data from any place with network connection, the accessibility of the data is improved, the system also supports cross-department data sharing, and the circulation and collaboration of information are promoted.

The invention belongs to the technical field of 3D modeling based on image processing, and particularly relates to a 3D modeling method based on animation design and a control system.The animation modeling subsystem completes automatic three-dimensional modeling by obtaining a front image of a single character to obtain a character three-dimensional model; the animation action driving subsystem firstly outputs final motion parameters according to the input motion data, and then adjusts a role three-dimensional model; finally, after the output motion parameters and the role three-dimensional model are obtained, frame-by-frame motion parameter adaptation is carried out, layer-by-layer driving skeleton operation is carried out, and preliminary role motion roaming is generated; and the rendering display module is used for rendering and displaying the initial role motion roaming to obtain final role motion roaming. According to the invention, rapid role three-dimensional modeling can be carried out according to a single front image, the motion parameters are obtained according to the motion data, and a plurality of role three-dimensional models and a plurality of motion parameters are randomly matched to directly and rapidly obtain three-dimensional animation roaming of a plurality of roles in different motion states.