97results about How to "Significant technological progress" patented technology

The invention relates to the technical field of remote sensing data processing and earth surface parameter inversion, and discloses an earth surface matrix parameter hyperspectral data inversion method and system based on machine learning. Comprising the following steps: constructing a multi-source heterogeneous hyperspectral data set; performing feature screening on the preprocessed hyperspectral data set based on an adaptive band selection algorithm, constructing a dynamic weight matrix by calculating mutual information entropy and inter-class distance measurement between spectral bands to realize intelligent screening of key feature bands, and combining spectral derivative conversion and spectral index calculation to generate an enhanced feature vector; and a multi-task transfer learning neural network model is constructed, and an output layer realizes multi-parameter collaborative inversion based on a multi-task learning architecture. And performing preprocessing and feature enhancement operation which is the same as that of the training data on the hyperspectral image data of the to-be-inverted region, inputting the trained neural network model, and outputting a surface matrix parameter inversion result.

The invention belongs to the technical field of biological medicine and electronic information technology, and discloses an atherosclerosis model based on nano-molecule magnetic resonance imaging and a machine learning algorithm, a nano-targeting probe and application of the atherosclerosis model based on the nano-molecule magnetic resonance imaging and the machine learning algorithm. A high-resolution MRI image capable of specifically displaying foam macrophage distribution in the plaque is obtained; then, image omics features are extracted from the images, a machine learning model which is constructed based on the features and verified by pathological labels is adopted for analysis, and finally an objective and quantitative plaque vulnerability score is output. According to the model disclosed by the invention, an objective and quantitative risk score can be output by fusing nano-targeted molecular imaging and machine learning, and accurate and reliable quantification of plaque vulnerability is realized. According to the invention, through systematic integration of targeted molecular imaging and machine learning, significant technical progress is brought.

The application relates to a human blood volume in-vitro calculation method based on a magnetic tracer, and relates to the fields of biomedical engineering and quantum sensing technology.The method comprises the following steps: obtaining blood samples of a subject before and after the subject is introduced with a known mass magnetic tracer as baseline blood samples and to-be-detected blood samples; performing homogenization pretreatment on the blood samples to prevent red blood cell sedimentation; collecting baseline magnetic signals and mixed magnetic signals by using high-sensitivity magnetic sensors, and obtaining net magnetic signals through differential operation; substituting the net magnetic signals into a homologous matrix standard curve to inversely calculate the tracer concentration; and calculating the blood volume according to the dilution law.The application adopts the magnetic tracer to replace the radioactive isotope, and combines the quantum magnetic sensing technology, so that the application has the advantages of no radioactivity, high safety, portability of equipment, low cost, repeatable measurement and the like, and is suitable for bed-side rapid detection of the blood volume.

The utility model relates to a drilling rod grabbing manipulator, and belongs to the technical field of mining drilling machines. The manipulator is arranged on the drill rod box sliding rail and comprises a lifting joint, a rotating joint, a telescopic joint and a clamping jaw; the rotating joint is connected with the lifting joint through a cross beam; the lifting joint comprises a lifting oil cylinder, a lifting outer barrel and a lifting inner barrel; the rotating joint comprises a rotating driver and a rotating shaft; the rotating shaft is rotationally arranged in an inner cavity of the cross beam, a protruding part is arranged on the outer side of the rotating shaft, an arc groove matched with the protruding part is formed in the inner cavity of the cross beam, and when the rotating shaft rotates, the protruding part slides in the arc groove in the circumferential direction, so that rotating limiting of the rotating shaft is achieved; the telescopic joint comprises a telescopic oil cylinder, a telescopic outer barrel and a telescopic inner barrel. According to the drilling rod grabbing method, the position of the clamping jaw is adjusted through the lifting joint, the rotating joint and the telescopic joint, so that the clamping jaw can accurately grab or put down a drilling rod. The grabbing manipulator solves the problem that an existing grabbing manipulator cannot meet the requirement for drilling in a full-section and full-dip-angle range.

The application discloses a metabolic equivalent driven endurance training intensity gradient generation system and method thereof, and belongs to the technical field of intelligent sports training. The system comprises a non-contact physiological signal acquisition module, a multi-dimensional metabolic state modeling module, a floating threshold generation module, a multi-channel feedback regulation module and an edge abnormality filtering module. Respiratory and heart rate and other multi-dimensional physiological parameters are collected through the fusion of a millimeter wave radar and a PPG sensor. A three-dimensional metabolic state dynamic evaluation model is constructed based on a GRU network, and real-time MET values are output. Intensity adjustment threshold values are adaptively generated according to MET deviation. The exercise intensity is cooperatively regulated through the tactile feedback of intelligent running shoes and the slope adjustment of a treadmill. Abnormal data are filtered at the edge by using a LOF algorithm. The application solves the problems of single physiological signal dimension, static metabolic state evaluation and abnormal data interference in the prior art, and realizes the precise real-time regulation of endurance training intensity.

The invention provides a global asset pricing method considering a cross-market overflow effect and heterogeneity adaptation, and the method comprises the steps: constructing a three-layer heterogeneous graph covering global macroscopic nodes, regional market nodes and individual share asset nodes, and achieving the multi-level message passing through a heterogeneous graph neural network; end-to-end modeling of nonlinear overflow effects among global markets, among large-class assets and among individual stocks is realized for the first time; by designing a feature embedding layer, an interaction adaptation layer and a normalization layer exclusive to the market, adaptive adaptation is carried out for system features, data distribution and pricing logic of different markets, and stable and accurate pricing of mature markets and emerging markets is realized; according to the method, global systematic risk information and regional specificity alpha information are effectively separated and deeply fused through a double-attention aggregation mechanism of a global attention branch and a local attention branch, so that the income prediction precision is improved, and the systematic risk exposure degree and a regional alpha score can be directly output.

A pulley and its control method. This invention belongs to the field of power transmission construction technology and discloses a pulley, including a pulley body, a guide wheel assembly, a limiting assembly, an image recognition assembly, and a controller. The guide wheel assembly is disposed on the pulley body and includes at least one first guide wheel with an annular first guide groove. The limiting assembly is disposed on the pulley body and above the first guide wheel. The limiting assembly includes a limiting state that cooperates with the first guide wheel to form a first limiting space to limit the conductor and a retracted state that moves away from the first guide wheel. The image recognition assembly is disposed on the pulley body and above the first guide wheel and is used to identify the positions of the conductor and the first guide wheel. The controller is electrically connected to the image recognition assembly and the limiting assembly and is used to control the limiting assembly to switch between the limiting state and the retracted state. The pulley of this invention can monitor the dynamic deviation of the conductor in real time and interfere with the conductor's operating state.

The utility model relates to an injection molding assembly comprising a metal insert with a positioning cap, the injection molding assembly further comprises an injection molding material, the metal insert is coated in the injection molding material, and the injection molding assembly is characterized in that the positioning cap is made of a plastic material; the positioning cap is fixed at one end of the metal insert; at least one part of the positioning cap is coated in the injection molding material, and the appearance of the positioning cap is matched with that of the injection molding assembly. The utility model further relates to the injection mold.

This invention discloses a probabilistic input difference system optimization method for Keccak internal difference analysis. The method includes: offline construction of a k-local cost table to record the candidate input difference space, linear constraint representation, and corresponding cost corresponding to the S-box output difference of Keccak; querying the k-local cost table based on the target output difference to select candidate input difference spaces and their linear constraint representations, and constructing a probabilistic input difference system; performing consistency judgment, rank calculation, degree of freedom evaluation, and complexity evaluation on the probabilistic input difference system, and outputting candidate constraint combinations that meet preset conditions and their corresponding probabilistic input difference systems. Compared with existing technologies, this invention reduces invalid candidate enumeration during the construction of probabilistic input difference systems, improves the automation efficiency of selecting candidate input difference spaces and their linear constraint representations, solves the problems of lack of global evaluation in candidate linearization constraint selection, and excessively high rank of capacity constraints or insufficient message degrees of freedom.

The invention provides an electronic certificate two-dimensional code aggregation decoding method, apparatus and device, and a storage medium. The method comprises the steps of scanning and uploading two-dimensional code data to a standardized aggregation decoding interface through a terminal device; after the aggregation decoding platform receives the data, a corresponding authorization decoding service interface is called for decoding, and user identity information is obtained; and then querying the permission state of the user in real time, and automatically triggering a corresponding service processing flow according to a query result. According to the invention, the whole process from two-dimensional code decoding, authority verification to service execution is automatically communicated, the compatibility, security and processing efficiency of the system are remarkably improved, and the method is suitable for electronic certificate offline service scenes requiring high security and high concurrency.

The utility model relates to electrical measurement and automation test technical field, concretely relates to a kind of AC-DC withstand voltage insulation tester, it includes: main control unit, for executing test program and controlling each module coordinated work;High voltage output module, for generating the AC / DC high voltage required by test;Precise current detection module, for detecting the leakage current of measured piece;Multi-channel test interface, for connecting multiple measured equipment;Automatic switching unit, for automatically switching test channel;Data storage module, for automatically recording test data;Man-machine interface, for displaying test information and receiving operation instruction.The utility model is jointly constituted by innovative design an advanced test system with automation, high precision, high efficiency, intelligent management in one, realizes qualitative leap in test quality, operation convenience, production efficiency and safety etc., fully meets the rigorous requirement of modern industry to electrical safety test equipment.

The application discloses a low-shrinkage antibacterial denture base resin composite material and a preparation method thereof, relates to the field of preparation of the low-shrinkage antibacterial denture base resin composite material, and comprises a methyl methacrylate resin matrix, grafted modified nano silicon dioxide, a chitosan zinc composite antibacterial powder and a crosslinking modified additive. The low-shrinkage antibacterial denture base resin composite material and the preparation method thereof have the advantages that the process steps are progressive and mutually complementary, the modification of the powder provides a structural basis for low shrinkage and long-acting antibacterial properties, the gradient curing and locking of the modified powder lock the functional characteristics, the post-processing technology further stabilizes the comprehensive performance of the material, the problems that the antibacterial performance, the low-shrinkage performance and the mechanical performance cannot be considered simultaneously in the traditional technology are solved, and through the synergistic process of powder fine pretreatment, step-by-step homogeneous mixing, gradient segmented prepolymerization curing and constant-temperature aging post-processing, remarkable technical progress and practical effects are achieved.

This invention discloses a method for extracting parameters from deep neural networks under constrained architectural knowledge conditions. Its key feature is that before extracting parameters from the current hidden layer, it analyzes the algebraic consistency between the perturbation basis matrix and the output difference vector in the input space to accurately identify whether there are any missing neurons in the previous layer. When a missing neuron is detected, a re-extraction mechanism is triggered, increasing the sampling density of key points and re-performing parameter recovery of the missing layer. Compared with existing technologies, this invention achieves efficient and accurate extraction of DNN parameters under constrained architectural knowledge conditions through an adaptive extraction workflow and neuron omission detection. Its error detection recall rate reaches 100%, and its error detection specificity remains stable between 1.91% and 2.03%. This provides a robust and efficient technical solution for model vulnerability assessment, black-box model parameter extraction attack prevention, and neural network intellectual property protection in the field of artificial intelligence security, and has broad application prospects and commercial value.

This invention discloses a green and environmentally friendly three-dimensional microcapsule ink composition and its preparation method, relating to the fields of microcapsule preparation technology and green printing materials. The core of this ink is a three-dimensional anti-rupture foamed microcapsule, the core of which is a uniform sea-island structure composite prepared by melt blending a solid phase change material and a low-temperature decomposition chemical foaming agent. The phase change temperature Tm of the phase change material is 60-75℃, and the decomposition temperature Td of the foaming agent is 80-100℃, satisfying 20℃≤Td-Tm≤40℃. Both Tm and Td are measured according to the test methods described in this specification. This invention also discloses the matching preparation methods for the microcapsules and the ink. This invention can trigger foaming at a low temperature of ≤80℃, and the integrity rate of the microcapsule wall after foaming is ≥92%, overcoming the industry contradiction of the incompatibility between low-temperature foaming and high integrity rate in existing technologies. The entire system is green and environmentally friendly, adaptable to various heat-sensitive substrates, and can achieve multi-functional integration, making it widely applicable to fields such as smart packaging and anti-counterfeiting printing.

The present application relates to the technical field of underwear gluing image recognition, and particularly relates to a kind of underwear gluing image recognition method and system based on high-precision positioning, the method comprises the following steps: obtaining no trace underwear image data;The no trace underwear image data is divided into multiple local regions, and local brightness feature information is obtained;According to the local brightness feature information of each local region, the edge detection threshold of each local region is determined;Edge detection operator is applied to each multi-resolution image, and the edge graph of each multi-resolution image is extracted in combination with the edge detection threshold of each local region;Fusion each edge graph, and obtain preliminary edge contour;The preliminary edge contour is subjected to morphological processing, smoothing processing and connection processing, and refined gluing contour is obtained;The refined gluing contour is converted into coordinate point sequence, and the coordinate point sequence is output as gluing path instruction.The above is helpful to improve product quality and production efficiency.

The invention belongs to the technical field of optical fiber sensing, and discloses a distributed single detection method and device for group birefringence and phase birefringence of an optical fiber, which is based on clear distinguishing and complete modeling of physical mechanisms of phase birefringence and group birefringence. Noise and various interferences are effectively suppressed, so that the accuracy and reliability of parameter measurement are remarkably improved. Through efficient cross-correlation operation in an optical frequency domain and a distance domain, two types of birefringence distribution information are synchronously obtained in single measurement, the data processing and feature extraction efficiency is greatly improved, and the method is particularly suitable for high-resolution and long-distance distributed sensing analysis. The theoretical model and the solving method provided by the invention have universal applicability, so that the robustness and the stability of the system in different application environments are improved.

The embodiment of the invention provides a double-box operation method, device and equipment based on adjacent box postures and a medium, and relates to the technical field of port logistics. The method comprises the following steps: acquiring pose information of at least one existing container adjacent to the position of a container to be placed, and taking the pose information as an adjacent container pose; according to the posture of the adjacent container, the placing posture of the to-be-placed container is adjusted; determining that the adjusted posture of the to-be-placed container and the adjusted posture of the adjacent container meet preset double-container grabbing conditions; and determining that the to-be-placed position of the to-be-placed container is located in a preset safety area, and executing container placing operation. According to the method, the problem that the container cannot be aligned with the adjacent container under the condition that it is guaranteed that the container meets the position requirement of the container in double-container operation in the related technology is effectively solved.

The application relates to the field of livestock and poultry manure treatment, in particular to a drying treatment equipment for livestock and poultry manure, which comprises a drying main body structure, a stirring and conveying assembly and a hot air circulation assembly. The stirring and conveying assembly is provided with a spiral shaft, spiral blades and material breaking teeth, and through holes are arranged on the surface of the material breaking teeth; the hot air circulation assembly comprises a hot air box body, a heating pipe and a fan; and the flow guide plate is designed as an inclined flow guide piece and is provided with a wear-resistant coating. The application realizes the synergistic effect of stirring and conveying and hot air circulation, increases the contact area of the material and the hot air, improves the drying efficiency, avoids the accumulation of the material and the short circuit phenomenon of the hot air, and optimizes the utilization rate of the hot air. The damp discharge port baffle adjusts the opening and closing degree through a counterweight block, so that the drying stability is ensured. The application solves the problems of high energy consumption, low efficiency and poor material adaptability of the existing equipment, and has obvious practicability.

The utility model discloses a tool for removing a broken tool part in cylinder top surface deep oil way hole machining, and belongs to the technical field of engine cylinder production. The lower end of the impact body is connected with the impact head, and the side wall is connected with the holder. The lower end of the impact head is of a cone structure and is made of quenched and tempered W6Mo5Cr4V2 high-speed steel. A magnetic head is embedded in the outer end of the holder in an interference mode. The magnetic head outer end face and the holder outer end face are located on the same plane. One end of the air passage penetrates through the lower end part of the impact head, and the other end of the air passage penetrates through the side wall of the impact body and is connected with the air pipe quick-change connector. According to the device, the transfer cost is reduced, hole wall materials are prevented from being damaged by high temperature, macroscopic scraps and microcosmic scraps are removed step by step, rapid operation of a single person is achieved, the labor intensity is reduced, online efficient removal of the cylinder body deep hole broken tool parts is achieved, the production efficiency is improved, the machining quality is guaranteed, and remarkable economic benefits and technical progress are achieved.

The invention relates to the technical field of waste liquid treatment, in particular to a self-adaptive pH amphoteric polymer-calcium salt compounded bentonite slurry rapid sedimentation treatment method. According to the method, a calcium salt working solution, a buffer working solution, an amphoteric polymer working solution and a functionalized calcium carbonate micro-powder dispersion solution are added in stages, and the stirring speed and time are accurately controlled, so that rapid sedimentation of the slurry is realized. The amphoteric polymer is formed by copolymerizing a plurality of monomers and has wide pH adaptability; the functionalized calcium carbonate micro powder is used as a weighting carrier to enhance the floc density. The method solves the problems of slow sedimentation, high supernatant turbidity and poor adaptability to water quality fluctuation in the traditional method, has the advantages of high sedimentation speed and high supernatant clarity, can be directly reused, and is suitable for bentonite slurry treatment in the fields of electric power engineering and the like.

The invention belongs to the technical field of bearing materials, and discloses vinyl hyperbranched polysiloxane, a polyvinyl composite material bearing and a preparation method.The preparation method of the vinyl hyperbranched polysiloxane comprises the following steps that a first siloxane monomer containing at least four vinyl groups and a second siloxane monomer containing sulfydryl are mixed, then adding a photoinitiator, uniformly mixing, and performing ultraviolet irradiation to obtain an intermediate; and slowly dropwise adding an aqueous medium into the intermediate, adding a catalyst at the same time, and then reacting at 60-90 DEG C for 4-8 hours to obtain the vinyl hyperbranched polysiloxane. According to the invention, an efficient and mild vinyl hyperbranched polysiloxane synthesis system is constructed, and the controllability and storage stability of the product structure are improved. According to the invention, high-efficiency compatibility of inorganic filler and a polyethylene matrix is realized by virtue of the synthesized vinyl hyperbranched polysiloxane, and the comprehensive performance and service reliability of the polyethylene-based composite material bearing are greatly improved.

The invention relates to a cyclic preparation method of a spirolactone key material, and belongs to the technical field of medicines. According to the method, resource utilization is carried out on a byproduct compound 2 generated in the production process of a spirolactone intermediate 1, and the byproduct compound 2 is converted into a spirolactone key material compound 1 under the acidic condition. The reaction is carried out in an organic solvent or an aqueous medium, the acidic aqueous solution is selected from hydrochloric acid, sulfuric acid, trifluoroacetic acid, acetic acid, nitric acid or phosphoric acid, the concentration range is 0.1-6 mol / L, the reaction temperature is 0-100 DEG C, the reaction time is 0.5-96 hours, and the feeding molar ratio of the compound 2 to the acid is 1: 0.5-1: 10. The organic solvent can be selected from ethers, alcohols, esters or haloalkanes. The obtained compound 1 can be used as a raw material for preparing spirolactone, and a final product is obtained through an oxygen bridge reaction, an esterification reaction, a decarboxylation reaction, an etherification reaction, a dehydrogenation reaction and a thioation reaction. The method provided by the invention realizes cyclic utilization of production byproducts, improves the utilization rate of raw materials, reduces the production cost, reduces waste discharge, and has a good industrial application prospect.

The application discloses a method for efficiently preparing abalone tetraploid, which comprises the following steps: synchronously fertilizing the ovum of abalone triploid and the sperm of normal diploid to obtain inter-fertility hybridization fertilized eggs; starting timing and synchronously measuring water temperature after fertilization, and recording the first polar body discharge time of the fertilized egg as B and the second polar body discharge time as C; based on the A, B and C, calculating the processing time point (C-B) / 4 and the processing duration (6B-A) / 2, and performing the first polar body discharge inhibition processing under the same fertilization environment. After the processing, the fertilized eggs are resuspended in fresh sand filtered seawater, and are conventionally incubated and cultivated. The application introduces the fertilization water temperature and the embryonic development biology node as quantitative indexes, eliminates the applicable limitations of a single experience threshold in different environments, and can stably and efficiently obtain abalone tetraploid fry, thereby providing a reliable tetraploid parent source for large-scale production of abalone full triploid.

The utility model relates to the technical field of manual tools, in particular to a fretsaw assembly with a detachable key ring pull ring, which comprises a fretsaw main body, the key ring pull ring, a detachable connecting part and a packaging structure. The fretsaw body is composed of a high-strength metal wire, the key ring pull ring is matched with a standard key chain, the connecting part achieves rapid disassembly and assembly, and the packaging structure is a transparent plastic bag. Through portable design, durable material selection and multifunctional integration, the problems that a traditional fret saw is inconvenient to carry, prone to damage and single in function are solved. According to the fretsaw assembly, the portability, durability and practicability of the fretsaw assembly can be improved, and the fretsaw assembly is suitable for outdoor activities and emergency rescue scenes.

This invention belongs to the field of grinding and surface finishing technology, and relates to a follow-up resonant grinding and foreign matter removal device and process for power supply cables. The device includes a precision resonant actuation mechanism, a contour grinding head, a grinding impedance detection unit, and a frequency conversion grinding control center. Based on the electromechanical coupling impedance signal, the control center tracks the mechanical resonant point through phase-locked logic and adjusts the drive signal frequency, so that the contour grinding head with its segmented, clamping structure is in a resonant grinding state with the foreign matter on the surface of the power supply cable. The high-frequency vibration of the inner abrasive layer performs micro-cutting and shearing peeling of the foreign matter; and adaptive mode switching is achieved based on the dynamic characteristics of the impedance spectrum. This invention achieves non-destructive precision micro-grinding, efficiently removes ice buildup and improves the surface finish of the workpiece, avoiding damage from traditional rigid scraping, and is suitable for cleaning the surface of power supply cables such as cables.

This invention discloses a method for mitigating power fluctuations in a combined electrothermal-hydrogen microgrid that integrates hydrogen storage, thermal storage, and energy storage. The method employs dynamically adjusted parameters. λ L and λ M The dual-stage low-pass filter decomposes the net fluctuating power into low, medium, and high-frequency components, which are then allocated to the hydrogen storage system (HSS), heat pump (HP), and battery energy storage system (BESS), respectively. The HSS and HP outputs undergo soft-cutoff correction based on their own and the heat storage tank's status. The BESS handles high-frequency and upstream transfer fluctuations and incorporates an adaptive dead zone and bidirectional protection mechanism: when the BESS status exceeds limits or deviates from the optimal range, feedback reduces... λ L This method forcibly transfers some fluctuations to the upstream HSS (High-Speed ​​System) or utilizes dead-zone filtering micro-actions to protect lifespan. Through full-band soft cutoff decoupling and bidirectional upstream and downstream feedback, it effectively unleashes the joint regulation potential of heterogeneous multi-energy devices.

The application discloses a kind of medical equipment sealing protection device, comprising: medical equipment shell, two ends are equipped with first opening and second opening;Sensor implantation needle passes through two openings, first end portion is sealed with first opening, and second end portion is connected with protective cap.Second end portion is equipped with non-circumferential groove with open end;Protective cap is correspondingly provided with non-circumferential fixing rib, and the first end thereof is axial downward end face.When the protective cap is rotated and assembled, the two inclined surfaces cooperate with each other to convert the rotary motion into axial motion, forming a sealing pressure.The design realizes the accurate axial displacement of the protective cap during rotation and installation through mechanical structure optimization, ensuring the efficient sealing and stable connection of the sensor implantation needle, and is suitable for medical implant components that require long-term stable protection.

This invention discloses a high specific surface area mesoporous tin oxide powder and its preparation method. The method includes: dissolving a tin source in a mixed solvent of alcohol and deionized water, adding a ketone complexing agent and a nonionic dispersant, and stirring to form a tin-based complex precursor solution; then transferring the solution to a hydrothermal reactor for hydrothermal aging treatment, causing the precursor solution to hydrolyze and condense, forming gel particles in situ; after solid-liquid separation, washing with alternating anhydrous ethanol and dilute ammonia water, and drying to obtain the precursor powder; finally, performing staged heating calcination under an air-nitrogen mixed atmosphere, first removing organic components at low temperature, and then completing the crystal phase transformation at high temperature to obtain rutile phase SnO2 powder. The powder has an average particle size of 8–15 nm and a specific surface area of ​​85–110 m² / g. 2 The powder has a pergola size of 3–6 nm and good dispersibility. This invention effectively suppresses grain agglomeration through complexation regulation, hydrothermal-sol-gel coupling, and gradient atmosphere calcination. The prepared powder is suitable for applications such as gas sensors, lithium-ion battery anodes, or transparent conductive films.

This application discloses an intracranial pressure temperature detection circuit and device with self-heating effect compensation, belonging to the technical field of medical testing equipment. The detection circuit includes a voltage divider resistor, a compensation resistor, and the internal resistance of a temperature sensor. The compensation resistor is connected in parallel with the internal resistance of the temperature sensor, reducing the current flowing through the internal resistance of the temperature sensor by shunting, thereby reducing temperature measurement deviation caused by the self-heating effect. The voltage divider resistor, the compensation resistor, and the internal resistance of the temperature sensor are connected in series to form a voltage divider circuit, jointly defining the voltage division ratio. The resistance value of the compensation resistor is configured to reduce the current flowing through the internal resistance of the temperature sensor to the temperature caused by the self-heating effect. The intracranial pressure detection device based on this circuit includes a signal processing unit for processing the output voltage to calculate the temperature value, achieving a temperature measurement of 0.01℃, suitable for medical scenarios requiring precise monitoring of intracranial pressure and temperature.

This invention provides a monitoring and early warning system, method, device, and storage medium for engineering construction projects. By constructing a collaborative system consisting of a data acquisition and processing module, a rule analysis module, a risk analysis module, and an early warning and response module, it brings significant technological advancements and beneficial effects. First, the system's data acquisition and processing module automatically collects, cleans, and standardizes business data from multiple heterogeneous data sources, building a unified and standardized data foundation. This provides high-quality, end-to-end data support for subsequent analysis, overcoming the problem of data silos. Second, the system's rule analysis module transforms business supervision requirements into automatically executable structured rules, enabling rapid, batch verification of known deterministic risks and improving the automation level and efficiency of compliance supervision.