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61 results about "Effective response" patented technology

Flexible control method and system for bidirectional charging pile

The invention discloses a flexible control method and system for a bidirectional charging pile, and the method comprises the steps: collecting a physical port voltage and a loop current, calculating a voltage compensation amount through combining with an impedance compensation parameter, and generating a virtual feedback voltage for a voltage control loop; according to the working mode (charging / discharging) of the charging pile and the comparison result of the physical port voltage and the corresponding cut-off voltage threshold value, whether the system is in a safe area or a touch boundary is judged. In the safe area, the first type of correction is adopted to maintain the positive response characteristic; and when the boundary is touched, the second type of correction is adopted to limit the output and ensure that the port voltage does not exceed the preset threshold range. The method is used for improving the stability of the effective response duration and the adjustment precision when the bidirectional charging pile participates in the high-frequency power grid auxiliary service.
Owner:BEIJING XINKAIRUI TECH DEV CO LTD

Novel power system flexibility resource coordination control method and system

The invention relates to the technical field of power system resource coordination control, and provides a novel power system flexible resource coordination control method and system, and the method comprises the steps: enabling an energy storage system, a demand response system and a thermal power generating unit to serve as resources, collecting new energy output data, load data and resource state data, setting a short time window, a medium time window and a long time window, calculating system net load fluctuation and fluctuation components, and determining an initial control instruction of resources; calculating a response adaptation degree and an effective response capability; and calculating an adjustment weight, setting a target resource, calculating overflow power, calculating a demand response control instruction, realizing overflow distribution until power balance, and realizing resource coordination control. According to the invention, the coordination effect of different types of flexible resources can be improved.
Owner:STATE GRID SHANGHAI MUNICIPAL ELECTRIC POWER CO

AIGC-based interactive intelligent content generation method and system

ActiveCN121810997AImage enhancementImage analysisEngineeringCollaborative mapping
The invention relates to the technical field of artificial intelligence, and particularly discloses an interactive intelligent content generation method and system based on AIGC. The method comprises the steps that a user editing instruction is collected and analyzed to obtain a first semantic body, and meanwhile a target change vector is extracted; performing connectivity analysis on the high-response pixel points to determine a candidate linkage area; obtaining a candidate linkage area, judging whether a physical shielding or self-shielding effect exists or not, and screening an effective response area; performing attenuation correction on the target change vector, and deriving a collaborative mapping parameter; and constructing a light and shadow guide matrix based on the collaborative mapping parameters, and performing directional guide processing on the effective response area. The system comprises an intention analysis module, a communication analysis module, a region screening module, an attenuation correction module and a synchronous rendering module. According to the invention, synchronous rendering of semantic subject change and ambient light and shadow effects can be realized.
Owner:EDEN INFORMATION SERVICE LTD

Method for realizing precise sintering temperature control by combining PID regulation and control system

The invention discloses a method for realizing precise sintering temperature control in combination with a PID regulation and control system, and relates to the technical field of sintering processing, and the method comprises the following steps: S1, obtaining historical regulation and control data of a heating unit under a current operation condition, extracting a minimum effective response difference value between current input and temperature output, and generating a response identification threshold reference; and S2, based on the response identification threshold reference, performing amplitude evaluation on the real-time regulation and control signal output by the proportional-integral-differential controller, and when the amplitude of the regulation and control signal is lower than the response identification threshold reference for multiple times continuously and the temperature change is not caused, identifying as a dead zone response abnormal section. According to the invention, through response identification threshold value, dead zone and saturation identification, parameter self-adaptive correction and simulation feedback adjustment, the identification and response capability of the temperature control system to an abnormal state is enhanced, accurate output and dynamic optimization of a regulation and control signal are realized, the stability, precision and consistency of temperature control in a sintering process are obviously improved, and the yield and the process reliability are improved.
Owner:OUYE INTELLIGENT TECHNOLOGY (TAIZHOU) CO LTD

Portable emergency response kits with integrated signal transmission system

PendingUS20260060855A1First-aid kitsMedical equipmentOpioidergicOpioid overdose
A portable emergency response kit designed for rapid intervention in opioid overdose or cardiac arrest scenarios comprises a durable case with compartments for specific medical devices, such as opioid overdose treatment medication or an Automated External Defibrillator (AED). The case features a breakable closed circuit that is, upon opening, triggered to send a signal to notify emergency medical services (EMS) or predefined contacts of the kit's location.The system utilizes GPS module and may include dual-mode communication capabilities for reliable alert transmission in various environments. Additional features may include a transparent case material for visual confirmation of contents, tamper-evident seals, QR codes linked to instructional content, and a battery power source. The kit is designed to be user-friendly, incorporating ergonomic elements and optional accessories for enhanced portability and storage, ensuring rapid and effective response in critical situations.
Owner:FFF ENTERPRISES

Multi-mode biological signal acquisition and state recognition system and method

The invention belongs to the technical field of physiological state detection, and discloses a multi-mode biological signal acquisition and state recognition system and method. Comprising the following steps: collecting multi-modal biological signal data of a subject and cleaning the data to obtain an original signal data set; carrying out pseudo signal section identification, outputting abnormal fragments, and removing the abnormal fragments to obtain an effective response data set; signal tracking is carried out, a signal discrimination result is output, drift correction is carried out based on the signal discrimination result, and a drift correction data set is output; executing trend completion to obtain a complete feature data set; state judgment reasoning is carried out, modal information weights are output for marking, and a modal marking data set is obtained; performing abnormal label correction to obtain a corrected state recognition sequence; constructing a biological signal recognition strategy based on the corrected state recognition sequence and sending the biological signal recognition strategy to a preset data receiving end; and the accuracy and robustness of multi-modal biological signal acquisition and state recognition are improved.
Owner:ZERO ONE FUTURE BIOTECHNOLOGY (HUNAN) CO LTD

Enterprise bidding document making auxiliary method

The invention discloses an enterprise bidding document making auxiliary method, which relates to the field of document management, and comprises the following steps of: respectively generating a bidding clause set and a candidate response paragraph set by acquiring bidding documents and bidding document drafts, and further generating a clause response constraint establishment table; and correspondingly executing chapter establishment check, paragraph establishment check, description establishment check and closure establishment check on each bid inviting term, so that the one-by-one binding relationship between the bid inviting terms and the bid response can be established in advance before the bid document enters the formal arrangement; according to the method, each bid invitation clause clearly corresponds to the response chapter, the response paragraph and the response description, so that the problems that the clause response relationship in the existing bidding file is fuzzy and the written content is difficult to prove as effective response content are effectively solved, and the definition and the stability of the basic establishment relationship between the bid invitation clause and the bidding response are improved.
Owner:SHANGHAI BELDEN PROJECT MANAGEMENT CONSULTING CO LTD

Scene coverage rate calculation method and system for leakage monitoring system

The invention discloses a scene coverage rate calculation method and system for a leakage monitoring system, and relates to the technical field of gas leakage monitoring, and the method comprises the steps: building a scene set comprising a plurality of different leakage scenes; determining a coverage area boundary, an alarm threshold value and effective response time of the leakage monitoring system; determining a data monitoring area in the geometric grid model according to the coverage area boundary of the leakage monitoring system; the gas cloud space-time concentration of the leakage scene is calculated in the data monitoring area, and whether the leakage scene is found and responded by the leakage monitoring system or not is judged; calculating the scene coverage rate of the leakage monitoring system according to the number of the leakage scenes which can be found and responded by the leakage monitoring system in the scene set; according to the scheme, the leakage points and the gas migration process thereof are comprehensively considered, compared with a geographical coverage rate evaluation method, the evaluation result is more scientific and reasonable, and the method has more reference value for subsequent further optimization of the positions and the number of detectors of the system.
Owner:PETROCHINA CO LTD

A preoperative auxiliary planning MRI image laryngeal tumor three-dimensional reconstruction system

The present application relates to the technical field of three-dimensional image data processing, and particularly relates to a preoperative auxiliary planning MRI image laryngeal tumor three-dimensional reconstruction system. For each voxel point in the initial three-dimensional model of the larynx, the system constructs a preoperative three-dimensional laryngeal image result through tissue image features. In the intraoperative stage, the expected tissue change characteristics are obtained according to the information of the instrument coordinate trajectory in the three-dimensional laryngeal image structure, and compared with the actual tissue change characteristics embodied by the power feedback data sequence of the electrocautery, so as to determine the abnormal type of the tissue under the coordinate trajectory, and update the labeling in the initial three-dimensional model. The present application can effectively identify the abnormal type of the detailed tissue feature area by comparing the expected tissue change characteristics with the actual tissue change characteristics, and then update and render the three-dimensional model in real time through the labeling method, so as to realize the effective response of the intraoperative characteristics.
Owner:NINGBO MEDICAL CENT LIHUILI HOSPITACL +1

An adaptive control method, system and medium for sewage pool temperature

PendingCN122632928ACycle controlResponse delay
The application discloses a sewage pool temperature self-adaptive control method and system and a medium, and belongs to the technical field of advanced process control, and comprises the following steps: collecting sewage pool basic data, forming a basic fluctuation amount, and obtaining a response delay time; determining an effective response window; generating a sample admission result; calculating and updating a temperature response coefficient in a corresponding direction; generating and issuing next-period temperature regulation execution parameters and next-period mixing execution parameters. The application generates a sample admission result in the effective response window, and only updates the temperature response coefficient according to the admitted sample, so that the accurate identification of the real temperature response change caused by the heat exchange action, the reliable update of the temperature response coefficient and the stable generation of the next-period control action are achieved, and the problems that the sewage pool temperature change is not clearly attributed in the prior art, the subsequent control parameters are incorrectly corrected, and the temperature regulation is delayed or the energy consumption is abnormally increased are solved.
Owner:ABIGA (BEIJING) ENVIRONMENTAL PROTECTION TECH CO LTD

A resource aggregation optimization method, apparatus, and storage medium for power demand response.

This invention discloses a resource aggregation optimization method, apparatus, and storage medium for power demand response. The method includes: constructing an initial objective function for a demand response aggregation optimization model and setting physical constraints for the initial objective function; acquiring invited capacity data, actual response capacity data, and deviation data from users and load aggregators, respectively, and inputting them into an effective response tier processing model to calculate the effective response capacity with different deviation relationships and establish corresponding tiers; outputting the corresponding effective response capacity tiers for users and load aggregators; setting tier state variables and tier intermediate variables for each tier, and setting corresponding logical constraints; updating the objective function of the demand response aggregation optimization model; inputting the updated objective function into the demand response aggregation optimization model; outputting decision result data; and obtaining a resource aggregation optimization application scheme for load aggregators to conduct scheduling transactions under the day-ahead invitation mode.
Owner:CHINA SOUTHERN POWER GRID COMPANY

Gateway configuration method, apparatus, device, and medium

The application discloses a gateway configuration method, device, equipment and medium. The method alternately sends a 645 protocol reading meter number request frame and a DLMS protocol link establishment request frame to a downstream terminal, determines a target communication protocol based on a frame header feature of a first effective response frame, extracts a corresponding main feature field to generate a candidate identification result, and can distinguish between two operation modes of a direct connection mode and a transfer mode of a user interface unit of an electric energy meter. For a result indicated by the main feature field of the user interface unit, secondary verification is performed by checking a meter number semantic of a response frame data area. For a result indicated by the direct connection mode, secondary verification is performed by checking an electric meter serial number format. Combined with confidence degree calculation and a limited retry mechanism, automatic correction of feature conflicts is realized, and the anti-interference capability is improved. Meanwhile, relying on a preset configuration parameter mapping relationship table, an identification result is directly converted into a gateway communication configuration, and the deployment efficiency and operation continuity of a power data acquisition system are improved.
Owner:SHENZHEN STAR INSTR

Driver disability emergency takeover method based on multi-modal perception and intelligent decision

PendingCN121375836AActive safetyDriver/operator
The invention discloses a driver disability emergency takeover method based on multi-modal perception and intelligent decision, and belongs to the technical field of intelligent driving, and the method comprises the steps that a driver state monitoring module collects multi-modal data, and the multi-modal data comprises visual sensor data, bioelectric sensor data and behavior sensor data; the central decision-making control unit judges the state of the driver and performs grading evaluation, and when it is judged that the driver is in a disability state, first-level response is triggered to enter a disability early warning stage; if the driver does not have any effective response in the disability early warning stage, complete disability is confirmed, the system activates secondary response, and the central decision control unit plans a safe path, sends an instruction and executes safe operation; according to the method, a complete technical chain of continuous monitoring, grading evaluation, early warning confirmation, intelligent takeover and automatic help seeking is constructed, driver state recognition and vehicle safety control are deeply coupled, and fundamental improvement from risk early warning to active safety disposal is achieved.
Owner:RES INST OF HIGHWAY MINIST OF TRANSPORT

A river bank collapse simulation test device

ActiveCN224456741URiver routingSurface water
The utility model discloses a riverway bank collapse simulation test equipment belongs to simulation test technical field, and it is inside be provided with two glass baffle, and the medium filling area between two glass baffle, and the overflow area between glass baffle and glass box side wall, riverway simulation area is set up in medium filling area's top middle part, a plurality of effluent holes are set up in the front wall of glass box and are communicated with riverway simulation area, a plurality of overflow holes are set up in the two side walls of glass box and are communicated with overflow area, a plurality of pressure sensor are installed on the back wall of glass box, the water level height in this scheme can be adjusted overflow area and riverway simulation area, carry out the contrast test of different submerged river water level and underground water level, and under the pressure monitoring of pressure sensor, can analyze the bank collapse tendency under different underground water level and surface water level combination condition, thereby can make accurate and effective response and protection measures.
Owner:ANHUI & HUAI RIVER WATER RESOURCES RES INST

Container bridge lock and container bridge lock set

The utility model discloses a container bridge lock which comprises a lock rod and two lock hooks, each lock hook comprises a lantern ring and a hook piece, the two lantern rings are connected with the two ends of the lock rod through threads respectively, the container bridge lock further comprises an ejector rod and two fasteners, each fastener comprises a hanging ring and a sleeve, the two ends of the lock rod are arranged in the two hanging rings in a penetrating mode, and the two ends of the lock rod are sleeved with the sleeve. The two ends of the ejector rod are in threaded connection with the two sleeves respectively. By means of the structural design, the bridge lock can provide pulling force through the lock hook and can also provide supporting force through the ejector rod, and bidirectional binding of adjacent containers is achieved. The large gap condition between the containers can be effectively handled, shaking and displacement of the containers in the transportation process are avoided, and the connection stability and the transportation safety of the containers are greatly improved.
Owner:GUANGZHOU ECONOMY & TECH DEV ZONE COSCO GUANGZHOU MARINE SERVICE CO LTD

Composite and heat-absorbing apparatus comprising same

The present specification provides a composite, a heat-absorbing apparatus, manufacturing methods therefor, and uses of the composite and the like. The composite and the like are applied to products or devices that generate heat or has the possibility of ignition or explosion during operation, storage and / or maintenance, thereby enabling effective response to the heat, ignition and explosion. For example, the composite and the like are applied to an article that includes a plurality of the products or devices, so as to respond to abnormal heat generation, explosion and ignition occurring in any one of the devices or products and prevent or minimize the propagation of the heat generation, explosion and ignition to other adjacent devices or products.
Owner:LG CHEM LTD

Field robot adaptive navigation path planning system based on convolutional neural network

The invention discloses a field robot adaptive navigation path planning system based on a convolutional neural network, and belongs to the technical field of agricultural robots. The method solves the problem that in the prior art, the requirement for efficient and accurate operation of a field robot is difficult to meet, field key entities are recognized and marked through the convolutional neural network, environment changes are sensed in advance, the robot can respond in advance, and path planning failure or operation interruption is avoided; path planning weights are dynamically adjusted according to task types and real-time environments, different requirements and conditions are flexibly adapted, and operation continuity and stability are guaranteed; and a balance mechanism of automatic decision-making and manual intervention is defined, and a three-level exception handling strategy is combined, so that rapid and effective response under different exception conditions is ensured, the intelligent level of the system is improved, the working efficiency and adaptability of the robot in a complex environment are remarkably enhanced, and agricultural automation and intelligent development is powerfully promoted.
Owner:LUOYANG VOCATIONAL&TECHNICAL COLLEGE

Vehicle prompting method, device and equipment based on congestion condition and medium

The invention relates to the field of vehicle intelligent control, in particular to a vehicle prompting method, device and equipment based on congestion conditions and a medium. According to the method, the motion data of the traffic participants in the vehicle driving environment are captured in real time, the target congestion role of the vehicle is accurately determined, the limitation of single complex congestion scene recognition in the prior art is broken through, and multi-element congestion factors generated by low-speed driving of the expressway and parallel multi-lane can be handled in a targeted manner. And obtaining a safety prompt strategy based on the preset mapping relation and executing prompt operation, and dynamically adjusting a guide mode according to real-time congestion to realize real-time dynamic regulation and control. Meanwhile, by detecting the congestion change trend after prompting, prompting is stopped when an effective response condition is hit, excessive intervention is avoided, and a closed-loop cooperative guiding mechanism is formed. Therefore, the problem that real-time dynamic regulation and control and cooperative guidance cannot be carried out on complex congestion of the expressway in the prior art is effectively solved.
Owner:ZHEJIANG GEELY HLDG GRP CO LTD +1

Preparation method of surface acoustic wave resonator for enhancing gas detection sensitivity

The invention belongs to the technical field of gas sensing, and relates to a preparation method of a surface acoustic wave resonator for enhancing gas detection sensitivity, which comprises the following steps: acquiring a substrate, and carrying out primary treatment to obtain a wafer; preparing an interdigital electrode and a reflecting grating structure on the wafer to obtain a surface acoustic wave resonator chip; dividing and assembling the surface acoustic wave resonator chip to obtain a surface acoustic wave resonator; the exposure quantity of exposure is mj / cm < 2 >, and the focal length is cm; the number of interdigital pairs of the interdigital electrode is 300-350, and the duty ratio is 55%-65%; according to the invention, the surface roughness of the resonator is increased by effectively setting process parameters such as exposure, focal length, baking time and etching time, and the adsorbability to gas is improved; by increasing the interdigital logarithm and the duty ratio of the interdigital electrode, the effective response area is increased, so that the detection sensitivity is improved.
Owner:CHINA ELECTRONICS TECH GRP NO 26 RES INST

High-strength alloy anchor rod

The utility model relates to the technical field of electrical cabinet rapid disassembly and assembly, in particular to a high-strength alloy anchor rod which comprises an anchor rod body, a base plate is arranged on the outer side of the anchor rod body, a nut is movably connected to the upper end of the base plate, a fixing hole is formed in the face, close to the lower end, of the base plate, and sliding grooves are formed in the two sides of the anchor rod body. The lower end of the base plate is connected with a fixing seat, fixing rods are arranged on the periphery of the base plate, the inner side of the fixing seat is fixedly connected with a protruding block, the lower end of the protruding block is fixedly connected with a drill bit, and an empty groove is formed in the outer side of the drill bit. According to the high-strength alloy anchor rod, a hollow groove is formed in the anchor rod body, the drill bit is prevented from deviating during punching, meanwhile, accurate positioning can be achieved before punching, meanwhile, the anchor rod body can be discharged through the hollow groove during grouting after entering the ground, and therefore effective countermeasures are taken for holes under special conditions, and the high-strength alloy anchor rod is achieved.
Owner:HENAN ANGANG ZHOUKOU IRON & STEEL CO LTD +3

AI question and answer method and system based on user intention recognition and multi-module collaboration

The invention relates to the technical field of AI questioning and answering, and discloses an AI questioning and answering method and system based on user intention recognition and multi-module collaboration.The method comprises the steps that after a question input by a user is obtained, query analysis and intention recognition are conducted on the question, and an intention label representing the question type is obtained; then, based on the intention label, packaging the question into one of a knowledge question-answer task packet, a value thinking task packet or a psychological support task packet through conditional routing; further, a specialized module corresponding to the task package type, namely a knowledge question and answer module, a Scoagraki dialogue module or a psychotherapy module, performs cooperative processing on the task package to generate a structured response; and finally, formatting and unifying the structured response to obtain a final user response. In this way, more accurate, professional and effective responses can be provided for different types of user questions, and the question and answer quality and reliability in a complex scene are remarkably improved.
Owner:ZHEJIANG UNIV

Vehicle-mounted signal system vehicle control right switching method, device and equipment and storage medium

PendingCN121650723ASignalling indicators on vehicleCold standbyIn vehicle
The invention discloses a vehicle-mounted signal system vehicle control right switching method, device and equipment and a storage medium, and the method comprises the steps: when a vehicle control vehicle-mounted signal system is an ETCS vehicle-mounted signal system, a vehicle-mounted signal system of a to-be-controlled vehicle is a national vehicle-mounted signal system, and the vehicle control function of the national vehicle-mounted signal system is determined to be normal, switching the vehicle control right of the to-be-controlled vehicle to the ETCS vehicle-mounted signal system; a cold standby state machine command is sent to a national vehicle-mounted signal system, and first cold standby response information is received; after it is detected that the ETCS vehicle-mounted signal system receives a conversion command, a hot standby state machine command is sent to the national vehicle-mounted signal system according to the first cold standby response information, and hot standby response information is received; after it is detected that the ETCS vehicle-mounted signal system receives the secondary conversion command, a data effective state machine command is sent to the national vehicle-mounted signal system according to the hot standby response information, and the vehicle control right is switched from the ETCS vehicle-mounted signal system to the national vehicle-mounted signal system according to the received data effective response information.
Owner:CRSC RESEARCH & DESIGN INSTITUTE GROUP CO LTD

A local strip adaptive readout method for crossbar anodes

PendingCN122286201AInvalid DataSelf adaptive
This invention provides a local strip adaptive readout method for cross-shaped anodes, addressing the technical problems of existing local strip readout schemes lacking dynamic adjustment capabilities for the spatial distribution characteristics of a single event and struggling to balance flexibility and accuracy under different events. The method first determines the main response strips in the X and Y directions of the current event, then determines the effective response strips in the X and Y directions, and finally reads only the effective response strips in the X and Y directions relevant to the current event to achieve readout for a single event. This invention adaptively adjusts the range of locally effective strips to be read out based on the event response strength, strip distribution, and edge position, reducing the collection of invalid data from the source and avoiding data redundancy.
Owner:XIAN INST OF OPTICS & PRECISION MECHANICS CHINESE ACAD OF SCI

Multi-point detection automatic fire alarm system for offshore booster station

The invention relates to the technical field of automatic fire alarm systems, in particular to a multi-point detection automatic fire alarm system for an offshore booster station. Comprising a fire detection module, an alarm module, a fan master control module and a fire extinguishing device, the fire detection modules are arranged in a plurality of preset measuring point areas in the offshore booster station and are used for collecting fire information; the alarm module is in butt joint with the fire detection module and is used for receiving the fire information, giving an alarm according to the fire information and generating feedback information; the fan main control module is in butt joint with the alarm module and the fire extinguishing device and is used for receiving the feedback information and transmitting the feedback information to the fire extinguishing device; the fire detection module comprises a point type smoke detector, a point type temperature detector and a thermosensitive detection starting line; according to the invention, the accuracy of the automatic fire alarm system in fire detection, the reliability of the system and the flexibility of fire response can be improved, the false alarm rate and the missing alarm rate are reduced, and early detection, timely alarm and effective response of the fire are realized.
Owner:SHENGDONG RUDONG OFFSHORE WIND POWER CO LTD +3

Physiological measurement parameter self-adaptive configuration method based on signal separation degree

The invention provides a physiological measurement parameter self-adaptive configuration method and system based on a signal separation degree, and relates to the technical field of measurement for diagnosis purposes, and the method comprises the following steps: analyzing prior data of a target object, and determining a corresponding measurement configuration classification; according to measurement configuration classification mapping, obtaining an initial stimulation parameter set, and constructing control instruction output to trigger test stimulation for inducing physiological response; acquiring a physiological feedback signal corresponding to the test stimulation, determining an artifact influence time interval and a response analysis time interval based on the triggering moment, identifying a stimulation artifact component and a physiological response component, and calculating a signal separation index; when the signal separation degree index does not meet the preset threshold value, iteratively adjusting the time domain distribution parameters in the stimulation parameter set until the signal separation degree index meets the threshold value; and outputting the physiological measurement indexes. According to the method, the effective response extractability and the measurement result reliability can be improved under the condition that interference and response are overlapped due to individual differences and detection condition changes.
Owner:SHANGHAI ALIFUN MEDICAL TECH CO LTD +1

Graphical partition matching control method based on microwave distance measurement

The invention provides a microwave distance measurement-based graphical partition matching control method, which comprises the following steps of: performing microwave detection on a corresponding target detection surface by using a periodic frequency modulation radar to generate an intermediate frequency signal corresponding to a state in which a distance Dh between the target detection surface and the periodic frequency modulation radar is acquired; a projection point of the periodic frequency modulation radar on a target detection surface is taken as a central point, the distance Rn from any point on the target detection surface to the central point and the distance dn from the point to the periodic frequency modulation radar satisfy a formula Rn2 + Dh2 = dn2, and the distance dn from the point to the periodic frequency modulation radar is associated with corresponding numerical characteristics of an intermediate frequency signal. Therefore, the effective response area of the periodic frequency modulation radar in the target detection surface can be displayed and set on the graphical partition interface representing the target detection surface so as to form the setting of the effective detection distance range of the periodic frequency modulation radar. And correspondingly realizing graphical dimension reduction partition matching between the effective response space range of the periodic frequency modulation radar and the target detection space corresponding to the target detection surface.
Owner:SHENZHEN MERRYTEK TECHNOLOGY CO LTD

Stratum classification method based on transient electromagnetic data

The invention belongs to the technical field of oil and gas field engineering logging, and particularly relates to a stratum classification method based on transient electromagnetic data. The stratum classification method comprises the following steps: firstly, transient electromagnetic response signals of different stratum types in a standard well in a research area are drawn into a time sequence curve, and an effective response signal time sequence curve segment is intercepted on the time sequence curve; then, transient electromagnetic response signal data sample sets of different stratum types in the standard well are constructed based on the corresponding relation between the effective response signal time sequence curve segments and the different stratum types; determining centroids of different stratum types based on a clustering algorithm; after transient electromagnetic response signals of stratums with different well depths in the to-be-measured well are obtained, a time sequence curve is drawn, and an effective response signal time sequence curve segment is intercepted from the time sequence curve; and finally, calculating the distance between the effective response signal time sequence curve segment obtained in the to-be-logged well and the mass center of different stratum types in the standard well, and calibrating the stratum type of the to-be-logged well.
Owner:CHINA PETROLEUM & CHEMICAL CORP +1

Method and system for automatic detection of aircraft control surfaces based on virtual instrument and matrix switching

The application discloses a kind of aircraft rudder surface automatic detection method and system based on virtual instrument and matrix switching, it is related to rudder detection technical field.The aircraft rudder surface automatic detection method and system based on virtual instrument and matrix switching, comprising the following steps: S1, obtain rudder surface actuator response data, and pretreat rudder surface actuator response data;S2, drive relay to realize channel switching, and evaluate the stability degree before and after relay switching, screen stable sampling period;S3, identify the effective response starting point and response end point of each channel, calculate each component index in response section, and construct rudder surface actuator response characteristic vector;S4, evaluate the deviation degree between current response behavior and ideal state, identify abnormal response state, generate channel level response behavior label and form classification result by summarizing.Solve the problem that transient jump caused by relay switching is not isolated by time window, leading to displacement response curve initial section misjudgment.
Owner:HUNAN CHUANGXIANG AVIATION TECHNOLOGY CO LTD

A physical-prior-based infrared small target adaptive mask generation method and product

PendingCN122391602AMaximum a posteriori estimationSmall target
The application discloses an infrared small target adaptive mask generation method and product based on physical priori, and the method comprises the following steps: acquiring an infrared image to be processed and a single-point label located at any position in a small target effective response area; taking the single-point label as a seed point, performing polarity unification processing on the infrared image according to local background statistical information of the seed point neighborhood; establishing a candidate small target area with the seed point, constructing a priority queue of pixels to be expanded, and initializing the candidate area and a statistical quantity; modeling a target mask generation problem as a maximum posterior estimation problem, and constructing a posterior energy function; gradually expanding the candidate area based on the priority queue and a greedy search strategy, and recording the posterior energy in the expansion process to obtain an energy record sequence; selecting an energy peak value from the energy record sequence, and generating a target pixel-level mask according to a corresponding optimal state backtracking; and extracting geometric supervision information according to the target pixel-level mask.
Owner:NAT SPACE SCI CENT CAS