34results about How to "Improve recognition" patented technology

The invention discloses a hemodialysis internal fistula puncture needle consumable management system and method, and relates to the technical field of hemodialysis consumable management, and the method specifically comprises the following steps: obtaining consumable demand change information of all abnormal departments in real time, and respectively generating demand fluctuation sensitivity coefficients and abnormal fluctuation evaluation indexes of all abnormal departments; and constructing an abnormal fluctuation evaluation model for the generated demand fluctuation sensitivity coefficient and abnormal fluctuation evaluation index of each abnormal department, generating an abnormal evaluation coefficient of each abnormal department, and evaluating the abnormal degree of the consumable demand change of each abnormal department. And the abnormal departments are divided into high-degree abnormal departments, medium-degree abnormal departments and low-degree abnormal departments according to evaluation results. According to the invention, through real-time monitoring and intelligent analysis of the consumable demand change of the abnormal department, the problem that inventory distortion and demand abnormity cannot be identified in time in a traditional management mode is solved, and the accuracy and efficiency of consumable management are improved.

The invention specifically discloses an early strength admixture for a ballastless track concrete sleeper, which comprises 20-50 wt% of an early strength guarantee component A, 15-40 wt% of a later strength guarantee component B, 5-15 wt% of an industrial solid waste component C, 15-25 wt% of a high temperature activity guarantee component D, 0-5 wt% of an expansion component E and 0-5 wt% of an excitation component F. The industrial solid waste component C comprises modified lithium slag. According to the method, the industrial solid waste component C is used for modifying the lithium slag, the potential negative effect of the lithium slag is eliminated in a manner of adding the modified material and autoclaving, and a new manner is provided for consumption of the industrial solid waste. On the basis of a traditional admixture, early strength, later strength, high-temperature activity guarantee, expansion and excitation components are effectively integrated together, the respective effects of the components are exerted, and the prepared product meets the requirements in TBT 3397-2015 CRTS double-block ballastless track concrete sleepers.

The invention provides a dry bulk cargo port and wharf pollution prevention and control level quantitative evaluation method which aims at four key factors which influence the dry bulk cargo port and wharf pollution prevention and control level, such as port dust and waste gas prevention and control measure application, port water pollution and solid waste prevention and control, ship pollutant receiving, transferring and disposal and port operation noise prevention and control. And respectively constructing an evaluation index and a calculation method. According to the evaluation method, a quantitative calculation method is constructed by combining 12 indexes such as a dust concentration monitoring numerical value, production wastewater and domestic sewage treatment, a ship garbage transfer and disposal proportion and a factory boundary noise standard reaching rate, the actual level of the dry bulk port wharf in the aspect of pollution control can be scientifically and systematically evaluated, and a basis is provided for port environmental protection decision making. Meanwhile, the method can be used for contrastive analysis among different ports and piers, and has relatively high operability and practicability.

This invention discloses an intelligent goods delivery route optimization method, relating to the field of intelligent logistics and delivery technology. The method comprises the following components: S1, metaverse space construction; S2, user role creation and access; S3, immersive collaborative route planning; and S4, route optimization algorithm and data-driven approach. By constructing a logistics and delivery metaverse space, this invention achieves real-time synchronization between the real world and the virtual space, including synchronized updates of order information, vehicle location, and traffic conditions. This helps logistics dispatchers perform more accurate route planning in the virtual environment. Delivery personnel can also view and provide feedback on route planning schemes through virtual roles before executing tasks, thereby achieving multi-party collaborative immersive route planning. This method can significantly improve the efficiency and accuracy of goods delivery, reducing delivery delays or errors caused by information asymmetry or poor communication.

The utility model provides a packaging box for electronic optical lens cones, which comprises a box body, a box cover, a box cover and a box cover, and an equipment cavity for accommodating the electronic optical lens cones is arranged in the box body; the controller is arranged on the box body and is configured to be electrically connected with a vacuumizing device of the electron optical lens cone so as to control the vacuumizing device; and the power supply device is arranged on the box body and is configured to supply power to the controller and the vacuumizing device. According to the packaging box, in the transportation process of electronic optical lens cones such as the electronic optical lens cones, on the basis that the safety of hardware structures is guaranteed, the influence of external interference on the lens cones, especially vibration interference, can be greatly reduced; in addition, the electronic optical lens cone can effectively guarantee high vacuum for a long time, so that a machine can be quickly reset at a client conveniently, the installation time is shortened, and the recognition degree at the client is enhanced.

The utility model relates to a kind of multifunctional combination headlight, it mainly includes outer decorative frame 1, upper gasket 2, lower gasket 3, light distribution mirror 4, inner lens 5, LED reflecting bowl 6, decorative frame 7, lens sheltering decorative piece 8, pedestal 9, LED module 10, double light lens 11, light adjusting support 12, light adjusting motor 13, motor support 14, bulb 15, back cover 16, wherein pedestal 9 is assembly main body, the rest parts are directly or indirectly fixed on pedestal 9, thereby forming upper horizontal and side-by-side arrangement and mutually independent front position light, front turn signal, front day light, lower separately arranged high-low beam lamp overall car lamp modeling.The combination headlight has the advantages of simple structure, rich function, easy assembly, etc., not only further enriches the car lamp product library of our company, meets the personalized needs of different models and different configurations of host factory, but also emits light evenly and has unique lighting effect.

The invention discloses a chromatic aberration correction method based on computer visual feedback and a storage medium. The method comprises the following steps: traversing each standard color value; controlling each projector to project a pure color image generated according to the current standard color value, and simultaneously shooting the images projected by each projector through a camera; respectively calculating the imaging color difference between the reference projector and each projector to be adjusted according to the shot image; if the imaging color difference is smaller than the preset color difference threshold value, the latest output color value of the projector to be adjusted is used as a corrected color value corresponding to the current standard color value; otherwise, updating the output color value of the projector to be adjusted, and repeating the steps of projecting the image and calculating the imaging color difference; after traversal is completed, obtaining a color lookup table of each projector to be adjusted; and when the to-be-displayed color value needs to be displayed, controlling the reference projector to display the to-be-displayed color value, and controlling each to-be-adjusted projector to display a corresponding corrected color value of the to-be-displayed color value in the to-be-adjusted projector. According to the invention, chromatic aberration between projectors can be offset.

This invention discloses a method and system for anomaly identification in multi-source monitoring data of steel structures, belonging to the field of steel structure monitoring data processing technology. The method includes acquiring multi-source monitoring data of steel structures and unifying time-scale alignment, generating a preprocessed dataset containing working condition features and quality markers. Based on the working condition features, the physical baseline prediction value is calculated; based on the preprocessed dataset, the data baseline prediction value is calculated, and dual residuals are obtained. The physical residual strength is calculated based on the dual residuals; and the residual inconsistency degree and sliding window adaptive threshold are calculated to output anomalies. This invention constructs a stable input through unified time-scale and quality marker constraints, generates physical and data dual baselines in parallel, and outputs dual residuals. Online discrimination is completed using correlation robustness strength + residual divergence adaptive weight + sliding window threshold, achieving an interpretable, traceable, and more robust anomaly identification process for long-term monitoring under working condition drift.

This invention belongs to the field of elevator light curtain technology and discloses an elevator light curtain with door opening and closing warning function. It includes a light curtain housing and positioning frames fixed at both ends. A groove is formed on the left side of the light curtain housing, and the light curtain body is connected inside the groove. Warning LEDs are installed on both sides of the light curtain body. A movable frame is fitted around the outside of the light curtain body. Limiting grooves are formed on the front and rear sides of the light curtain housing, and the movable frame slides in cooperation with the limiting grooves. This elevator light curtain with door opening and closing warning function completely changes the traditional "passive response" safety protection mode of light curtains through the design of multiple arrays of dual-color warning LEDs, constructing an active and efficient warning system. During the elevator door closing process, the high brightness and wide warning range of the dual-color flashing lights can clearly remind the elderly and children who move slowly, and can also effectively attract the attention of passengers focused on electronic devices, avoiding collisions or pinching accidents caused by delayed reaction.

This invention relates to the field of unmanned aerial vehicle (UAV) inspection technology, specifically to an augmented reality-based UAV inspection platform and method for airport airspace. The platform comprises interconnected server modules, a GIS engine module, a UAV module, a flight control and interaction module, a data interface module, a business management module, and a UAV application module. By utilizing augmented reality technology to provide intuitive information overlay and precise guidance for UAV inspections, it achieves efficient and comprehensive inspection of airport airspace and possesses the ability to proactively handle intrusion targets such as unauthorized UAVs. This effectively solves the problems of low efficiency and incomplete coverage in traditional manual inspections, insufficient accuracy and poor real-time performance of remote sensing monitoring methods, high costs of long-term periodic updates, and passive defense against intrusion targets such as unauthorized UAVs.

This application discloses an odor-proof main structure and a cat litter box, relating to the field of pet product technology. The odor-proof main structure includes a litter bin and a base. The litter bin is rotatably mounted on the top of the base. The top of the base has a recessed cavity into which the bottom of the litter bin extends. A uniform rotational gap is formed between the inner wall of the recessed cavity and the litter bin. A collection port is located at the bottom of the recessed cavity. A sealing ring is installed at the bottom of the litter bin. The sealing ring is in sealed contact with the inner wall of the recessed cavity. When the litter bin is in its initial position, the projection outline of the sealing ring on the ground is outside the projection outline of the collection port on the ground. This odor-proof main structure effectively prevents odors from escaping from the litter bin, effectively reduces noise, and maintains a simple structure, facilitating disassembly and cleaning.

This invention discloses an AI-powered intelligent layout and landscape optimization system for landscape planning and design. The system comprises: a multi-source data preprocessing module for acquiring multi-source data for landscape planning and design, performing data cleaning and spatial data fusion; a basic rule constraint module for analyzing industry standards for landscape planning and design, establishing site-specific constraints, and transforming functional requirements into quantifiable constraint indicators; an ecological and humanistic dual-driven collaborative optimization module including a gene pool evolution sub-module and a narrative script arrangement sub-module; a simulation verification module using CFD numerical simulation technology to simulate ecological processes within the site, analyze spatial use performance indicators, and output simulation results; and a scheme output and iterative optimization module for generating visualized schemes, conducting multi-dimensional comparisons, providing users with an interactive editing interface, and performing iterative optimization. This invention enables automated landscape planning, achieves long-term stable evolution of plant communities, and boasts high design efficiency.

The present application provides a flexible wearable hydrogen sulfide detection device assisted by machine learning. It includes a flexible substrate, an indium oxide / polyaniline composite material, a conductive terminal, and a power supply and current test unit connected thereto through an electrical path. The present application utilizes the gas-induced resistance effect of the indium oxide / polyaniline composite material to produce a resistance value change that matches the concentration of hydrogen sulfide gas, and calculates the concentration of hydrogen sulfide gas according to the change in resistance through the current detection unit, thereby realizing the identification of the concentration of hydrogen sulfide. The flexible substrate of the present application can be bent arbitrarily, and the influence of its bending curvature on the resistance can be normalized by the machine learning algorithm set in the central computing unit, thereby obtaining the hydrogen sulfide concentration that matches the current bending deformation state of the flexible substrate. The hydrogen sulfide detection device of the present application has advantages of low price, simple process, reliability, high flexibility, lightness, air permeability, etc., and is more convenient for the wide application of sensors for the Internet of Things.

The present application relates to a kind of hot-rolled thin gauge high temperature coiling strip false slab judging method, belong to the technical field of hot continuous rolling plate production method.The technical scheme of the present application is: when high temperature coiling thin gauge strip rolling, on the basis of original 2# pyrometer detection, automatic control system increases the thickness of strip, coiling temperature target value and F7 finishing mill rolling signal to the true of strip in laminar cooling area It is judged, after the completion of the coiling of the strip, if F7 finishing mill loading signal is 0, when 2# pyrometer detects strip signal, it is judged as false slab, mathematical model does not set the parameters such as laminar cooling water, speed for the false slab.The present application expands the control function to automatic control system, increases the false slab identification function, can automatically identify false slab signal in production, does not cause the influence to the setting and control function of actual slab rolling parameter, without manual intervention, automatic control system runs stably and reliably.

The present invention provides a method for identifying the source of a video signal, comprising the following steps: a receiving end control unit in a receiving end device assigns a first identification code to a first transmitting end device. A first video data is transmitted via the first transmitting end device. The receiving end control unit synthesizes the first video data and a first identification image corresponding to the first identification code into first synthesized video data, and the receiving end control unit outputs the first synthesized video data to a display device. The present invention helps conference participants to quickly identify the corresponding video signal source presenter for a certain screen in the split screen, and then raise questions for discussion.

The application discloses a vehicle-mounted external device access method and device, a storage medium and a vehicle, and relates to the technical field of external device identity authentication and data security, and comprises the following steps: detecting an external device based on a vehicle-mounted USB interface, creating a virtual sandbox environment, and temporarily mounting the external device based on the virtual sandbox environment; performing access testing on the external device, determining an access testing result; and in response to the access testing result meeting an access condition, determining that the external device accesses a vehicle-mounted system. Through the application, it can be ensured that a crash in a testing stage does not affect a main system, so that more than 99% of vehicle-machine black screen restarts caused by external devices are eliminated, the ability of the system to intelligently identify problem external devices can improve user recognition of vehicle technology, and negative publicity of "vehicle-machine easy to crash" is avoided.

The utility model relates to the technical field of household appliances, in particular to a rolling brush and intelligent cleaning equipment, the rolling brush comprises a main shaft and a tubular rubber sleeve, and the main shaft is provided with a first positioning part; a second positioning part is arranged on the inner wall of the tubular rubber sleeve, and blades are arranged on the outer wall of the tubular rubber sleeve; the main shaft is sleeved with the tubular rubber sleeve, and the tubular rubber sleeve is matched with the first positioning part through the second positioning part so that the tubular rubber sleeve and the main shaft can be positioned in the circumferential direction. According to the rolling brush, the main shaft and the tubular rubber sleeve are arranged, and the main shaft and the tubular rubber sleeve are matched through the first positioning part and the second positioning part to achieve assembly of the rolling brush, so that the rolling brush is few in parts, simple in structure, convenient to assemble and good in reliability, the machining time of the rolling brush can be shortened, and a user can conveniently disassemble and clean the rolling brush; therefore, the user experience is further improved, the product competitiveness is improved, and the brand popularity and recognition degree are improved.

The utility model relates to an efficient air filtering device for after-sales market refitting, which comprises an upper shell, a lower shell and a filter element, the upper shell is fixedly connected with the lower shell, a fixing groove is arranged on the lower shell, and the fixing groove is used for placing the filter element. An air inlet is formed in the upper shell, and the air inlet is connected with a dirty air opening of a vehicle water blocking groove and used for introducing external air into the device; the lower shell is provided with an air outlet and a flange face and used for conveying filtered air into a vehicle-mounted air conditioner. The flange face is used for installing the efficient air filtering device on a vehicle, and a sealing rubber strip and an auxiliary strip are arranged on the filter element. Compared with the prior art, the device is simple in structural design, and can be additionally arranged on the basis of the replacement design of an original vehicle boundary air inlet on the basis of not damaging and modifying original vehicle parts. A sealing structure is formed by the sealing rubber strip and the side edge of the fixing groove, so that the leakage rate of the side face of the filter element is reduced, and the filtering efficiency of the air filtering device on particles smaller than PM1 is effectively improved.

The utility model relates to the technical field of agricultural products, and discloses an agricultural product grinding and primary processing device. Comprising a shell and further comprises a feeding shell arranged at the top of the shell, supporting legs are fixedly connected to the two sides of the shell correspondingly, and connecting grooves used for limiting are formed in the front side and the rear side of the shell correspondingly; and the fixed shell is fixed to one side of the shell, and one side of the fixed shell is fixedly connected with an adjusting assembly used for adjusting the crushing distance. When a user needs a grinding distance and grinds products with different sizes, a first servo motor can be turned on to enable a bidirectional screw rod to rotate, and when the bidirectional screw rod rotates, a threaded block can move to enable a moving block to be adjusted, so that the distance between two grinding wheels is finally adjusted, the grinding size is accurately adjusted, and the grinding efficiency is improved. The particle size uniformity of the product can be ensured, so that the quality stability and consistency of the product are facilitated, and the recognition degree and the satisfaction degree of consumers on the product are improved.

The invention discloses an underground surveying device based on 3D printing and intelligent image recognition, and belongs to the field of cable well surveying. A tripod structure is arranged; a telescopic long rod is arranged at the vertex of the tripod, and a mainboard box is arranged at the lower end of the telescopic long rod; a digital steering engine is arranged on the mainboard box to drive the mainboard box to rotate or swing by 360 degrees; a main board of the Raspberry Pi is arranged in the main board box, and a camera is arranged on one side surface of the main board box; the Raspberry Pi is provided with a ubuntu system and is provided with a real-time hotspot, so that interaction between equipment data and a mobile phone APP is realized; the Raspberry Pi, the camera, the telescopic long rod and the stepping motor form an image data acquisition module; the image data acquisition module takes the Raspberry Pi as a core and is assisted by a high-definition camera, a digital steering engine and a telescopic long rod, so that real-time monitoring, scene recording and remote operation of an electric underground environment are realized, and the practicability and operability of field image acquisition and recognition functions are improved.

The invention discloses an internet-based financial data intelligent acquisition, analysis and management system and method, and relates to the technical field of financial data analysis and management, and the system comprises a financial data acquisition module, a financial data analysis module and an enterprise development analysis module. The debt paying ability, the profitability and the cost control ability of the enterprise are analyzed from multiple aspects, then whether financial data of the enterprise is abnormal or not is judged, decisions are made for financial data abnormity of the enterprise in each month, fluctuation coefficients of the debt paying ability, the profitability and the cost control ability of the enterprise are analyzed, and whether the enterprise has development prospects or not is judged accordingly.

The invention relates to an X-ray image processing technology, and discloses an X-ray-based image processing method and system, and the method comprises the steps: collecting or directly obtaining an X-ray image in real time, carrying out the preprocessing of the collected X-ray image, and obtaining processed X-ray image data; loading of the X-ray image data: loading the preprocessed X-ray image data to a GPU (Graphic Processing Unit); performing denoising processing according to the X-ray image data and the preprocessed X-ray image; and carrying out combined enhancement processing on the X-ray image after the de-noising processing, and displaying the X-ray image after the combined enhancement processing. According to the method designed by the invention, a clear, high-quality, high-identification and low-noise dual-energy X-ray image can be obtained.

The invention relates to the technical field of intelligent teaching, and discloses a teaching interaction system and method based on embedded artificial intelligence, and the method comprises the steps: obtaining historical learning data and current learning data of a target object, forming analysis data, and forming first comparison data or second comparison data, according to the teaching interaction system and method based on the embedded artificial intelligence, the learning state of the student in the semester is judged, the anti-influence force of the student is judged, and according to the learning states of other students in the semester under the similar conditions of the student, the anti-influence force of the student is judged. According to the method, the learning condition of the student in the semester is judged, so that data sources of evaluation of the student are diversified, the evaluation accuracy is improved, a teacher is prevented from being incapable of determining the reason for the decline of the learning state of the student, and the teacher can respond to noses to improve the learning ability of the student, improve the confidence of the student in learning and improve the learning interest.

The invention discloses a ship pipe identification and assembly method based on a binocular camera. The method comprises the following steps: selecting an optimal acquisition angle to acquire a three-dimensional image pair of a pipe through the binocular camera according to the geometrical shape of the pipe; performing three-dimensional correction on the acquired three-dimensional image pair, generating a depth map, reconstructing a three-dimensional point cloud of the pipe, and extracting geometric parameters of the pipe from the three-dimensional point cloud; taking the stereo image pair, the depth map and the geometric parameters as input parameters of a deep neural network model, and identifying the type of the pipe and a local component of the pipe; performing multi-stage matching on the recognition result and a design database to obtain complete part information; and according to the tube type identification result, the tube matching result and the inventory state, obtaining an optimal set distribution scheme through a reinforcement learning model. According to the method, through fusion of binocular vision and deep learning, the recognition precision is remarkably improved, the second processing speed is greatly improved, the set distribution efficiency is remarkably improved, and the robustness and recognition are enhanced.

The utility model discloses a digital educational resource access authentication terminal, which is matched with a computer monitor for use and comprises a fixing unit, a hanging lamp unit and a camera shooting unit, the hanging lamp unit and the camera shooting unit are arranged on the fixing unit, and the fixing unit is fixedly arranged on the upper portion of the computer monitor. The utility model provides a convenient digital educational resource access authentication terminal, identity authentication of a visitor is realized through face recognition, the information security level of related digital educational resources can be effectively improved, the convenience of identity authentication is improved, and the identity authentication terminal is combined with a screen hanging lamp, so that the user experience is improved. In addition to identity authentication, light adjustment of the user can be optimized, the use experience is optimized, and the recognition degree of the user to the product is improved. And meanwhile, in order to reduce the worry of a user on risks possibly caused by cracking of the camera, the camera unit can realize physical shielding through torsion.

The present invention discloses a biological probe and a preparation method and application thereof, wherein the biological probe comprises a probe carrier and a customized sialic acid ligand molecule connected to the probe carrier; the structural formula of the customized sialic acid ligand molecule is as shown in Formula I: #imgabs0# wherein R1 is selected from hydroxyl, methoxy or substituted methoxy; R2 is selected from acetylamino, substituted acetylamino, benzylamino, substituted benzoyl, alkoxycarbonylamide, triazole or substituted triazole, R3 is selected from hydroxyl, methoxy, substituted methoxy, acetylamino, substituted acetylamino, sulfonamide or phosphoramide; A is #imgabs1#n is selected from 0, 1, 2, 3, 4, 5, 6, 7, and m is selected from 2, 3, 4, 5, 6, 7, 8, 9. The biological probe can be used to directly detect novel coronavirus particles.

Embodiments of the present application provide an image classification method, a data classification method, a model training method, a device and a storage medium. In the data classification method, a classification model used for performing a classification operation on data is trained according to positive classification labels of positive sample data and negative classification labels of negative sample data. Thus, the model can learn the feature distribution of the positive classification labels and the feature distribution of the negative classification labels in the training stage, and improve the recognition and differentiation ability of the feature distribution of the positive classification labels based on the relationship between the feature distribution of the positive classification labels and the feature distribution of the negative classification labels. In the prediction stage, the model can filter out data matching the negative classification labels to reduce the probability of the data being identified as a category to which the positive classification labels belong based on the principle of exclusion, and can filter out data not matching the negative classification labels to improve the probability of the data being identified as the category to which the positive classification labels belong, thereby greatly improving the classification accuracy of the classification model.

The invention belongs to the technical field of welding, particularly relates to full-automatic equipment for welding an aluminum bar and a nickel sheet, and provides the following scheme aiming at the problems that existing inspection equipment usually adopts manual inspection and lacks finer defect detection measures, so that the inspection effect and efficiency of an aluminum bar and nickel sheet welding piece are poor. A plurality of symmetrical column feet are fixedly connected to the bottom of the supporting table, a plurality of mutually symmetrical supports are fixedly connected to the upper side of the supporting table, and thin shafts are movably connected to the opposite sides of every two supports located on the same plane. According to the full-automatic equipment for welding the aluminum row and the nickel sheet, the identification and inspection capability of the equipment on defects and defective products of aluminum row and nickel sheet welding parts can be effectively improved by utilizing the defect detection processing module, the influence of errors caused by manual inspection on the product quality public praise is reduced, and the part inspection efficiency of the equipment is ensured; and meanwhile, the yield of welding equipment and production equipment is improved.

The application relates to the technical field of tobacco flavor, and discloses a method for improving the sensory quality of caramelly sweet tobacco leaves, which uses tobacco leaves with relatively poor quality in the caramelly sweet tobacco leaf producing area as raw materials, develops tobacco extracts through biotechnology and multi-stage separation technology, and respectively prepares functional intensive flavor L and style intensive flavor X through flavor adjusting means, so that the aroma and taste of the caramelly sweet tobacco leaves can be enhanced, the attractiveness and comfort degree can be improved, and through grading separation and accurate proportioning, the proportion of different components in the tobacco extracts can be more suitable, so that the taste of the tobacco can be improved, the tobacco is more rich and balanced, the preparation method and the accurate proportioning can produce unique tobacco taste and aroma, the product can help to establish a differentiated competitive advantage in the market, in addition, through improving the sensory quality and taste of the tobacco leaves, the satisfaction of smokers can be improved, and the recognition and loyalty of the product can be improved.

The present invention relates to the field of data analysis, and discloses an industry guidance method, device, electronic device and readable storage medium based on stock customers, the method comprising: selecting the preferred industry of the employee from a panoramic view of key industries according to the employee's personal preference; extracting the stock customer information of the preferred industry in the employee's current city location and the industry dynamics corresponding to the preferred industry; constructing a stock customer heat map according to the basic information in the stock customer information and the industry dynamics, obtaining the target stock customers in the area with the highest heat value of the stock customer heat map; extracting the stock customer social relations among the target stock customers, constructing a customer relationship map, and screening out potential customers from the customer relationship map; obtaining the basic information and industry dynamics of the potential customers, constructing a potential customer heat map; screening out target customers from the potential customer heat map. The present invention can improve the work efficiency of employees.