86results about How to "Easy to analyze" patented technology

This application provides a method, system, medium, and equipment for detecting thermal hazards in tunnels, relating to the field of tunnel safety detection. The method includes: acquiring geological feature data of the target tunnel; identifying a group of thermal hazard parameters with a correlation greater than a set threshold; setting a quantitative scoring range based on this; using the analytic hierarchy process (AHP) to assign weights and calculate hazard scores; then, combining relevant data to establish a dataset and training a lightweight gradient boosting model; finally, inputting data from an unexcavated tunnel section into the model to output the thermal hazard level. This application, by acquiring geological feature data, can accurately understand the environment, screen key parameters to eliminate redundancy, quantify parameters, and rationally allocate weights to ensure objective and accurate scores. It enables tunnel thermal hazard detection and early warning, providing guidance for prevention and control, reducing impact, and is of great significance to tunnel engineering.

The application discloses a device for measuring photochemical production rate of active gas in ambient atmosphere, and relates to the fields of atmospheric environment monitoring and automatic control. The device is composed of an air inlet module, a photochemical reaction device, a wideband high-precision cavity measurement system and a control system. The air inlet module injects pure ambient atmosphere or mixed atmosphere with added reaction gas into the photochemical reaction device; the photochemical reaction device is a place where the ambient atmosphere or the mixed atmosphere performs photochemical reaction to produce active gas; the wideband high-precision cavity measurement system samples the mixed atmosphere containing active gas and measures absorption photoelectric signals; and the control system receives the absorption photoelectric signals and performs calculation and processing to obtain the production rate of the active gas. The application has the advantages of automatically and quickly switching to measure the production rate of active gas under photochemical and non-photochemical conditions, and can accurately measure the production rate of active gas outdoors or in a laboratory.

The utility model discloses a kind of high-precision plug-in durability test equipment, belong to quick coupling detection technical field, including test box, the inside fixed connection of test box has workstation, the top fixed connection of workstation has the bottom plate of upper and lower parallel distribution, and fixedly connected with precision guide rod between bottom plate;The utility model, the setting of precision guide rod ensures that the sliding direction of push plate is accurate, prevents push plate deviation and causes plug alignment deviation;Female plug and female plug base thread connection, male plug and male head base bolt fixing mode, both facilitate staff to dismantle replacement female plug and male plug at any time, adapt to the test demand of different model plug, improve equipment versatility;Driving unit drives push plate to complete plug-in action automatically, replace manual operation, not only improve test efficiency, also avoid the error of manual operation, ensure the consistency of test result.

The application belongs to the technical field of information security, and discloses an attribute correlation-based differential privacy anonymous method. First, the correlation between attributes is analyzed through data distribution analysis of a data set, the number of each equivalent group of each attribute group is calculated by using permutation and combination, all minimum attribute combinations are found, if the number of each equivalent group of the attribute combination is greater than or equal to 30, and there is an equivalent group with a number less than 30 in each equivalent group when any attribute is added, the attribute combination is a minimum equivalent group. Then, the set condition of each attribute is obtained by performing intersection on all minimum attribute groups, the number of each attribute under the intersection is calculated, then the priority of the attributes with intersection is divided, the intersection number is used as the privacy protection priority of the attribute, privacy budget is allocated through the privacy protection priority of each attribute, and finally, the attributes with intersection are protected by differential privacy.

The application provides an aging tool for a plasma surgical device, wherein a multi-channel temperature sampling interface is connected with a plurality of temperature measuring components, the temperature measuring components measure temperature values of specified positions of the plasma surgical device; a microcontroller is connected with a foot control interface, a load interface and the multi-channel temperature sampling interface, wherein the microcontroller controls the start and stop of cutting and / or coagulation of the plasma surgical device through the foot control interface; the microcontroller controls power output through the load interface; the microcontroller obtains the temperature values measured by the temperature measuring components through the multi-channel temperature sampling interface, judges whether there is an over-temperature safety risk in the aging test according to whether the temperature values exceed a set threshold, and issues an alarm prompt. The application can realize automatic testing and real-time monitoring of the temperature of key positions, is beneficial to the analysis of bad temperature data, and effectively guarantees the quality of the device.

The application discloses a flexible multi-body dynamics method verification experimental device, which is used in the field of flexible multi-body dynamics experiments. The system comprises a structure system, a driving system, a measuring system and a connecting system. The structure system comprises a flexible test piece, an auxiliary beam and a counterweight piece. The driving system comprises a servo motor and a feedback control component thereof. The measuring system comprises an accelerometer, an angular displacement sensor, an eddy current sensor and a high-speed camera. The connecting system comprises equivalent torsional spring pieces and design modules for fixing two flexible beam test pieces together, and the system fundamental frequency of the flexible beam is adjusted by changing the torsional spring stiffness. The application provides a device for multi-section flexible beam dynamics experiments, which can accurately measure the displacement response and acceleration response of the test piece, is consistent with the modeling analysis results, and provides an important tool for related research and development.

This application relates to a method, apparatus, electronic device, and storage medium for detecting abnormal server behavior, applied in the field of network security technology. The method includes: real-time acquisition of system call sequences during server process execution; dividing the system call sequence into N runtime phase subsequences, and further dividing the runtime phase subsequences corresponding to the target process's runtime phases into process activity subsequences; segmenting the system call sequence into multiple unidentified subsequences; inputting each unidentified subsequence into a process semantic abstraction model to obtain the named entity recognition result corresponding to each system call in the unidentified subsequence; aggregating and overwriting the named entity recognition results of multiple unidentified subsequences to obtain the named entity recognition result corresponding to each system call in the system call sequence; if unidentified named entities are included, determining that the system call sequence is abnormal, and sending an alarm message. This application can extract process behavior, facilitating expert analysis of abnormal events.

The utility model discloses a desktop formula wire joint piece scattered silk defect detection device, including the shell body that is located on the desktop, the bottom inner wall of shell body is installed with high definition imaging mechanism, and the front panel on shell body is installed with detection mechanism, the high definition imaging mechanism includes the inclined base fixed mounting on the bottom inner wall of shell body, and the top inclined surface of inclined base is provided with shooting assembly and adjusting assembly, the detection mechanism includes the plug board of inlay formula fixed mounting on the front panel of shell body, and the inboard of plug board is fixedly connected with glass plate through connecting column, and the side fixed mounting of glass plate near plug board has multiple prisms that are circularly distributed, the utility model discloses through high resolution's industrial camera and advanced image recognition algorithm, can accurately identify the tiny defect of wire joint piece, effectively reduces the misjudgment rate, improves product quality, and simple operation simultaneously, and the design structure of desktop formula is compact, and the floor space is small, and is convenient for installation and operation.

This invention relates to the field of injection molding raw material drying technology, specifically a raw material drying device for eyeglass frame injection molding production. The device includes an air inlet pipe inserted into the material hopper with an installation port at one end. A hollow tube is inserted into the installation port, and multiple stirring blades are fixedly installed around the hollow tube. This invention utilizes an internal air passage design between the hollow tube and the stirring blades in the raw material drying device. Hot air is directly blown into the raw material from the air outlet grooves on the surface of the stirring blades. Combined with the tumbling action of the inclined stirring blades, the raw material is heated simultaneously from the inside and outside, resulting in more uniform and thorough drying and significantly improved thermal efficiency. By using a bevel gear transmission system, the rotational power of the motor is simultaneously transmitted to the stirring blades and the auger discharge mechanism. During the drying process, raw material is sampled, allowing users to analyze the sampled material and more accurately estimate the drying time for undried raw materials.

This application belongs to the technical field of pentaangular prism equipment and discloses an anti-polarization pentaangular prism, including a mounting base. A support rod is fixedly connected to the upper surface of the mounting base. A cylinder and a motor are fixedly connected inside the mounting box. A telescopic rod is movably connected to the output end of each cylinder. A rotating rod is provided at the output end of the motor. The rotating rod extends through a connecting hole to the outside of a fixed plate. A mounting rod is fixedly connected to the side of the fixed plate away from the mounting box. A mirror body is provided on the outside of the suction cup. The experimenter can control the operation of the cylinder and the motor through the control panel. First, the cylinder is controlled to move the telescopic rod installed at its output end to a suitable measurement position. The mechanical rotation and mechanical extension can improve the accuracy of the experimental measurement and the stability of the anti-polarization effect measurement. At the same time, the light reflected by the mirror body can be projected onto the measurement plate after exiting the mirror body, which facilitates the collection and analysis of the measurement results by the experimenter.

The application relates to the technical field of network security and discloses a network traffic threat detection and early warning method based on decoupling representation learning, which comprises the following steps: S1, detecting and identifying network traffic data in a network traffic management device to construct a data set containing a threat traffic data set and a normal traffic data set; S2, obtaining potential representation of the threat traffic data set according to a pre-trained Glow generation model; S3, constructing a learning strategy based on traffic changes in a potential space of the Glow generation model according to the potential representation to obtain a threat interpretable direction of a candidate traversal; S4, designing a comparison module through contrastive learning and extracting decoupling representation according to the threat interpretable direction; S5, constructing a threat detection model based on the decoupling representation and setting an early warning mechanism through a result of the threat detection model. The two can be obviously distinguished through decoupling, so that the efficiency of the detection process is improved. The method can well cope with detection and analysis of massive network traffic data.

The application discloses a full-function dynamic call link determination method and device and a storage medium. The method comprises the following steps: receiving a transaction request sent by a terminal, wherein the transaction request carries at least two transaction information; determining a target blockchain corresponding to the at least two transaction information; determining at least two key point functions in the target blockchain; injecting a code into each key point function through an aspect-oriented programming mode to perform function dynamic link tracking; determining an identifier of each key point function and an identifier corresponding to a sub-call of each key point function; determining a target identifier set according to the identifier of each key point function and the identifier corresponding to the sub-call of each key point function; and determining a full-function dynamic call link in the target blockchain according to the target identifier set. The application integrates different functions through the dynamic call link, and obtains a full process of data processing.

This invention relates to the fields of medical informatics and medical big data analysis, and particularly to a full-chain integrated data system and data processing method for obesity management. The system includes the following steps: constructing a standardized obesity management data model covering the entire process of obesity from pre-diagnosis to diagnosis and post-diagnosis, forming a unified metadata architecture; receiving raw obesity management data, preprocessing it, generating standardized obesity management data, and storing it; constructing a longitudinal timeline centered on the patient, linking intervention information and indicator data at each stage of pre-diagnosis, diagnosis, and post-diagnosis, and calculating indicator changes; and generating follow-up and re-examination plans and periodic management summaries based on the event sequence and indicator changes in the longitudinal timeline, combined with preset management cycle rules and risk identification rules. This invention enables continuous integration and closed-loop management of multi-source data in obesity management scenarios, improving data integration efficiency.

The invention relates to a method and system for performing prediction and formula fitting on a secondary electron spectrum by using an LASSO model, and the method comprises the steps: selecting a plurality of feature dimensions, and constructing a basic prediction formula; constructing a descriptor pool; constructing a data set based on the descriptor pool, building an LASSO model, and determining an optimal hyper-parameter of the LASSO model; and performing secondary electron spectrum prediction by using the LASSO model with the optimal hyper-parameter, and combining a final prediction formula based on a prediction result and the basic prediction formula. Compared with the prior art, the method has the advantages that a symbolized prediction result can be given, the problem that many black box model results are difficult to explain is solved, the prediction result can be used for analyzing the influence and importance of different factors on the secondary electron energy spectrum, the secondary electron emission phenomenon can be further analyzed and researched, and the performance of related devices is improved.

This invention discloses a method, apparatus, device, and storage medium for processing long data links in a data lake. The method includes: traversing the end jobs in the data lake through existing table dependencies to obtain the corresponding long links and their lengths; extracting jobs from the data sets within the long links based on the link lengths to obtain the occurrence frequency and average depth of the long links; locating key points in the long links based on the occurrence frequency and average depth to obtain the key upstream nodes in the long links; and visualizing the long links based on the key upstream nodes and the data sets to obtain a link visualization diagram. Because this invention locates the key upstream nodes of long data links by calculating the occurrence frequency and average depth of the long links within the data lake, and provides a visual representation of each data cluster within the long links, it facilitates database developers in analyzing the data flow in the long links, thereby improving the efficiency of long link analysis.

This application relates to the field of image processing technology, specifically to a BIM-based method and system for generating geological profiles for traffic construction. The method includes: determining the geological sweepability of static buildings in historical construction areas to the lateral areas on both sides of the current construction area; determining the geological structural interference of each lateral area based on the morphology and structure of the geological layers and the geological sweepability of each lateral area; determining the adjustment weights of the geological profile images based on the geological structural interference of the lateral areas on both sides of the current construction area; and adjusting the resolution of the geological profile images of the lateral areas on both sides of the current construction area based on the adjustment weights, thereby obtaining the target geological profile image. This method can flexibly zoom in or out on the details of the interfering areas as needed, and the obtained target geological profile image more effectively assists in construction decision-making.

The invention discloses an ESC power-on and power-off dormancy durability test method and system, and the method comprises the steps: S1, building a test environment, enabling a to-be-tested ESC vehicle body stabilization system, a network test tool and a VBA message analysis simulation tool to be connected to the same test bench communication network, and deploying a TAE automatic test tool; s2, regulating and controlling the network test tool to enable the network test tool to inject a high load into the test bench communication network, and enabling a bus load rate to be stabilized in a preset target interval; s3, starting a durability test, controlling and activating the VBA message analysis simulation tool by the TAE automatic test tool so that the VBA message analysis simulation tool begins to collect an ESC core message according to a set sampling rate, and starting log recording; s4, the TAE automatic testing tool executes the power-off-dormancy-power-on circulation process according to the preset number of cycles until all cycles are completed, and meanwhile the network testing tool continuously monitors and maintains the load rate stable. According to the method, the ESC communication can be fully, effectively and reliably verified, and the communication fault risk of the ESC under the cyclic dormancy power-on working condition is eliminated.

This specification provides a data processing model training method and system, and a question-answering method. The data processing model training method includes: inputting a sample question into a pre-trained data processing model to obtain answer reasoning steps; selecting a target answer reasoning step and its preceding answer reasoning steps from the answer reasoning steps, and expanding the target answer reasoning step based on the preceding answer reasoning steps to obtain an expanded answer reasoning step; and fine-tuning the pre-trained data processing model based on the preceding answer reasoning steps, the expanded answer reasoning steps, the sample question, and the sample answer to the sample question to obtain the target data processing model. By expanding the target answer reasoning step and then performing targeted fine-tuning training on the pre-trained large language model, the target data processing model's ability to understand and answer questions is improved.

This invention relates to the field of welding technology and discloses a welding detection method for multilayer heat dissipation structures used in integrated circuits. During the brazing process, a temperature sensor collects the temperature value of the vapor chamber heat spreader in the packaged state in real time, and a pressure sensor collects the contact pressure between the forced cooling head and the vapor chamber heat spreader in real time. A control unit calculates the temperature change rate dT / dt collected by the temperature sensor and the pressure change rate dP / dt collected by the pressure sensor in real time. When the temperature change rate dT / dt is lower than a preset first threshold and the duration exceeds a first preset time, and simultaneously the pressure change rate |dP / dt| exceeds a preset second threshold and the duration exceeds a second preset time, the control unit determines that the vapor chamber heat spreader has experienced high-temperature rupture and responds accordingly. Detection is performed simultaneously during the brazing process, resulting in short temperature and pressure response times. The comprehensive judgment using both temperature and pressure change rates reduces false alarms.

This invention discloses a method for resisting communication interference in a GIS partial discharge detection system, comprising: a GIS gas chamber, wherein an anti-communication interference device is fixedly sleeved on the outside of the GIS gas chamber, and the front side of the anti-communication interference device has an installation port, and a GIS basin-type insulator is fixedly connected to the installation port; a first external sensor and a second external sensor are fixedly connected inside the GIS basin-type insulator; and a current transformer secondary lead box, wherein the current transformer secondary lead box is installed inside the GIS gas chamber, and a built-in sensor is fixedly connected inside the current transformer secondary lead box. Through the overall structure of the device, and by using one built-in sensor and two external sensors in conjunction, the signal from the built-in sensor (after anti-interference processing) is compared and analyzed with the signal from the external sensors, thereby better analyzing the composition of environmental communication interference signals, and based on this, analyzing the efficiency of the anti-communication interference device.

This invention belongs to the field of low-light image enhancement, specifically relating to a low-light image enhancement method based on spectral interaction. The method includes constructing a low-light image enhancement model, which comprises a spatial feature extraction module, a spectral real part interaction module, and a brightness-perceived fusion module. The model is trained, and the trained low-light image enhancement model is used to enhance low-light images. This invention employs a two-branch fusion strategy, which effectively utilizes the advantages of both branches while avoiding their respective shortcomings, further improving image quality and clarity.

The application discloses a kind of welded structure harmonic response structural stress fatigue life prediction method, comprising the following steps: step 1: build the finite element model of welded structure containing weld;Step 2: using unit external load to the finite element model of welded structure harmonic sweep frequency obtains node response displacement;Step 3: according to external load coefficient obtains the unit stiffness matrix and node displacement under external load, as follows: step 4: calculate the simple harmonic response structural stress and equivalent structural stress of structure.The welded structure harmonic response structural stress fatigue life prediction method of the application: (1) compared with traditional quasi-static method, can solve the problem that quasi-static method cannot be carried out vibration fatigue evaluation, (2) compared with frequency domain structural stress method, can solve the problem that frequency domain structural stress method cannot evaluate simple harmonic vibration fatigue, (3) compared with traditional transient structural stress method, the method of the application is more efficient, and the result error is very small.

This utility model relates to the field of sensor calibration technology, specifically to a pressure sensor calibration bench, characterized by: a housing, on which a test connector is mounted, the test connector being connected to a tank inside the housing via a connecting pipe; the tank being connected to a first calibration device and a second calibration device via connecting pipes respectively; a pressurizing device is mounted on one side of the second calibration device, the pressurizing device being connected to the tank; a temperature regulating device is mounted on one side of the tank, the temperature regulating device being connected to the interior of the tank; and a display module is mounted on the housing, the display module being electrically connected to the first calibration device, the second calibration device, and the sensor under test. The purpose of this utility model is to solve the problems of low calibration accuracy, significant susceptibility to ambient temperature, and inconvenient data acquisition and processing in existing pressure sensor calibration processes.

The application relates to a geological detection device in a pipe, a geological detection method, a device and a storage medium. The geological detection device in the pipe comprises a driving assembly, a mounting table, a first detection assembly, a second detection assembly and a controller. The mounting table can rotate circumferentially around an axis of the mounting table. The first detection assembly and the second detection assembly are installed on the mounting table and are used for collecting geological information in a radial direction of the mounting table. The controller is used for controlling the driving assembly to drive the geological detection device to move, acquiring geological information and controlling the mounting table to rotate. Since the first detection assembly and the second detection assembly are installed on the mounting table, the geological information in different directions of the mounting table can be detected, and the mounting table is controlled to rotate before returning, so that the detection directions of the first detection assembly and the second detection assembly are changed, thereby expanding the geological detection range of the geological detection device in the pipe in a geological detection process. Therefore, the problem of incomplete geological detection can be solved, and the efficiency of geological detection is improved.

The utility model relates to the technical field of physical experiment teaching aids, in particular to a simple harmonic motion experiment instrument, which comprises a base, a liquid spraying device, a support arranged on the base and a paper feeding device arranged on the base, the support comprises a cross rod, a first vertical rod and a second vertical rod, the first vertical rod and the second vertical rod are arranged on two opposite sides of the cross rod, and the cross rod is provided with a cycloid and connected with a pendulum ball. A gap exists between the lowest point of the swing ball in the natural state and the base, a spring is fixed to the first vertical rod and is horizontally placed in the natural state, one end of the spring is detachably connected with the swing ball, the liquid spraying device comprises a spraying pipe, and the liquid outlet end of the spraying pipe is fixedly connected with the swing ball; a spring oscillator experiment and a simple pendulum experiment are integrated on one device, so that students can conveniently compare two simple harmonic motion phenomena on the same platform, the essence and generality of the simple harmonic motion can be deeply understood, and the teaching effect is optimized. Meanwhile, through the detachable connection design, quick switching between a spring oscillator experiment and a simple pendulum experiment is facilitated, and different experiment requirements are met.

The utility model relates to a kind of automatic weighing formula multidirectional sand collector, it is related to environmental monitoring field, it includes pedestal and multiple sand collecting units, pedestal is used to be fixed in stratum;Each sand collecting unit includes sand collecting cylinder, sand collecting box and weighing sensor, and sand collecting cylinder, sand collecting box and weighing sensor are installed in pedestal;Sand collecting cylinder is provided with sand falling channel and the air inlet, air outlet and sand falling port that are all communicated with sand falling channel, and multiple sand collecting cylinders are arranged at interval in the circumference of pedestal, and the direction of multiple air inlets is different;Sand falling port is communicated with sand collecting box;Sand collecting box is placed on weighing sensor.It can collect wind sand in different directions, improve the accuracy and reliability of data;It can also realize automatic weighing, reduce labor intensity and reduce error.

A comprehensive safety analysis system and method integrating FTA and FMEA is disclosed. The system includes an input module, a functional safety requirements management module, an FTA analysis module, a functional failure mode management module, and an FMEA analysis module. The functional failure mode management module analyzes whether each functional safety requirement has a corresponding component and removes duplicate functional safety requirements. The functional failure mode management module analyzes whether each functional safety requirement corresponds to a specific functional failure mode; if not, it adds the corresponding functional failure mode. By combining FTA and FMEA safety analysis methods, it is possible to identify unconsidered functional safety requirements or add functional failure modes, leveraging the advantages of both FTA and FMEA for a comprehensive safety analysis.

This invention discloses a multi-functional induction cooker human-computer interaction system and method based on multi-module collaboration, relating to the field of induction cooker temperature control interaction technology. The system includes analyzing the cooking effects of different cooking modes on ingredients under cooking curve data; determining the target cooking mode of the induction cooker; analyzing the deviation between the temperature collected by the induction cooker and the temperature of the ingredients under the target cooking mode; analyzing the cooking status of the ingredients under different temperature curves of the target cooking mode; correcting and optimizing the temperature curve of the target cooking mode in the cooking curve data to obtain the target cooking curve data; controlling the cooking temperature in the induction cooker; and using the induction cooker to interact with the user. This not only reduces the probability of cooking failure by the induction cooker but also effectively ensures the quality of the ingredients after cooking, enhancing the interactivity between the induction cooker and the user, making the cooking of the multi-functional induction cooker more in line with the user's actual needs.

The application provides an early information cascade outbreak prediction method based on global propagation probability.The technical scheme is as follows: firstly, converting the network with known structure, regarding all the undirected edges in the network as bidirectional directed edges; then compressing the nodes in the infected state node set and the nodes in the recovered state node set into one node at a certain moment, and regarding the nodes in the susceptible state node set among all the neighbor nodes of the infected state node set as the neighbors of the compressed node, to obtain the converted network; secondly, iteratively solving the equation set to obtain the probability that all the nodes belong to the giant connected piece, which is called the global propagation probability of the node; and thirdly, calculating the probability and range of the information cascade outbreak at the moment.The application fully utilizes the network structure data and early propagation situation, proposes two equivalent relations, and can quantitatively predict the probability and range of the cascade outbreak.

The utility model discloses a kind of electric energy meter pulse lamp and tripping lamp machine detection equipment, including conveying line, table drag device, optical signal acquisition device, screen turning key pressing mechanism, positioning mechanism and defective product rejection mechanism.Equipment realizes the full-automatic detection of pulse lamp and tripping lamp by automation process, including power-on tripping lamp detection, pull-in and pull-out command verification and pulse lamp flicker detection, solve the problem of low efficiency of artificial detection, high risk of missed detection and misdiagnosis, realize unmanned operation.