48results about How to "Easy to query later" patented technology

The invention belongs to the technical field of video surveillance, and discloses a system and a method for tracking target personnel trajectory based on face recognition technology. The system comprises a face recognition unit, a management unit and a map service unit. A face recognition unit compares a pedestrian snap image generated by an image acquisition device with a face image of a key person stored in advance, and generates a recognition record after matching; a management unit converts the ID information of the image acquisition device in the identification record into corresponding position information; the map service unit extracts matching identification records from the management platform according to an externally inputted screening condition; generating a corresponding identification point on the electronic map according to the position information in the identification record; sorting the identification records according to the time information, connecting lines between the identification points corresponding to the adjacent identification records according to the sorting result to generate a track; the invention can realize the fast tracing and positioning of keypersonnel, greatly shortens the time of manual identification and tracking, and improves the working efficiency.

The invention belongs to the technical field of rapid molding, and relates to a selective laser melting (SLM) vacuum protection device. An SLM molding operating mechanism is arranged in a sealed cabin; the sealed cabin is communicated with a vacuum pump set consisting of a roots pump and a mechanical pump; a pipeline valve is arranged on an adaptive pipeline; a vacuum electromagnetic valve is arranged at the upper end of the mechanical pump; an inert gas valve is connected with a central control system; one side of the inert gas valve is connected with an air inlet electromagnetic valve, and the other side of the inert gas valve is connected with an integrated flange plate; the central control system is connected with an upper computer in an electrical information manner, and the upper computer is connected with an alarm indicating lamp in a control manner; a scanning array mirror system and a laser lens are arranged in the SLM molding operating mechanism; an oxygen content sensor, a pressure sensor and a temperature sensor are arranged at the bottom of the sealed cabin. The SLM vacuum protection device disclosed by the invention is simple in structure, reliable in principle, convenient in operation, high in degree of automation and wide in application, and can be used for processing different materials.

The invention discloses an intelligent construction site management system and management method suitable for an epidemic situation period. The management system comprises a group of base stations which are uniformly arranged in a construction site and cover a whole construction area, smart bracelets worn by workers in all sites, an unmanned aerial vehicle carrying a holder and a mobile infrared temperature measurement system, a three-dimensional laser scanning device, and an infrared temperature measurement system installed at an entrance and an exit of a dormitory area. An image acquisitioninstrument, an alarm device and a server; wherein all the devices are connected with the sub-server through a wireless network, the sub-server is connected with the main server through a network cable, the main server transmits local data to the enterprise cloud, and the enterprise cloud stores all monitoring data. Super propagators in a construction site during epidemic situations can be avoided,the safety of workers on the construction site is guaranteed, and then the engineering construction progress is guaranteed.

The invention discloses an environment site evidence preservation system, which comprises a panoramic video acquisition module, a man-machine operation module, an identity verification module, a video processing module, a database name generation module, a central processing unit, and a three-dimensional effect generation module. The present invention completes the collection of environmental site evidence through the self-made suggested panoramic video collection equipment, and all the collected evidence has its own positioning information, which facilitates the later query of the data; all data are encrypted using the biometric data of the input person processing to ensure the security of the data, and the data is automatically stored in an unmodifiable mode, which avoids later tampering or deletion of evidence. At the same time, the database folder adopts an automatically generated mode, which greatly reduces the workload of data collation. The collected environmental scene evidence can also be converted into a 3D video for playback or projection through the 3D effect generation module, so that the user has a sense of immersive reality.

A digital addressable lighting interface (DALI) dimming control circuit is used for electrically connecting an LED driving circuit. The LED driving circuit comprises a series LED source, a switch andan LED lamp, wherein the LED source comprises a current feedback circuit and a voltage feedback circuit, the DALI dimming control circuit comprises a microcontroller, a current detection circuit, a voltage detection circuit and a DALI communication circuit, the microcontroller is electrically connected with the current detection circuit, the voltage detection circuit and the DALI communication circuit, the current detection circuit and the voltage detection circuit are used for electrically connecting an output end of the LED source, the DALI communication circuit is used for electrically connecting DALI external equipment, the microcontroller is used for electrically connecting the current feedback circuit, the voltage feedback circuit and the switch, and the microcontroller is used for judging whether LED failure occurs or not according to an output current of the LED source and controlling the LED source to reduce a voltage output if a DALI shutdown signal is received.

The invention discloses an airport operation command system comprising a telegraph subsystem, a resource management subsystem, a radar subsystem, a soft conversation subsystem, a flight schedule management subsystem, a supervision subsystem, a comprehensive query subsystem, a process management subsystem, a communication server, a telegraph server, a radar server, a video supervision server, an airport management database, an airport operation database, a camera group, and a process management peripheral. The telegraph subsystem, the resource management subsystem, the radar subsystem, the soft conversation subsystem, the flight schedule management subsystem, the supervision subsystem, the comprehensive query subsystem, the process management subsystem, the communication server, the telegraph server, the radar server, the video supervision server, the airport management database, and the airport operation database are connected with a network bus. The airport operation command system has advantages of high system integration level, standardized flow, simplified communication, simplified parking position distribution, and visualized scheduling system.

The invention discloses a converter dust remover adjustment method and control system. By using the adjustment method and control system, the dust content of flue gas treated by the dust remover can be monitored in real time, and the dust removal parameters of the dust remover can be dynamically adjusted, thereby keeping the dust removal effect to be consistent with the preset dust removal effect, and implementing favorable adjustment timeliness and high precision. By using the method and system, the flue gas treated by the converter dust remover can satisfy the environmental protection requirements and compromise the water-saving and power-saving factors of the dust remover, thereby enhancing the comprehensive benefits. Besides, the method and system disclosed by the invention are suitable for various dust removers in the prior art, and thus, have wide applicability; and the method and system only requires small modification on the existing dust remover, and thus, are low in cost.

The invention discloses a real-time monitoring device and method for multifunctional corrosion in an oil-water separation tank. The device comprises a floating platform and a remote monitoring room, the floating platform comprises an air bag, a frame and flat plates, the air bag is embedded in the frame, and the upper end surface and the lower end surface of the frame are both provided with one flat plate; four sample leg frames are installed at the four corners of the floating platform, and four layers of sample hanging pieces are hung on each sample leg frame; a pH value probe, a temperatureprobe, a corrosion speed probe and a Cl- concentration probe, a voltage probe and a current density probe are installed on the flat plate on the lower portion of the floating platform; a gas monitor,a wireless emitter and a storage battery pack are installed on the upper portion of the floating platform; the remote monitoring room is provided with a wireless receiver, and the wireless receiver is connected with a computer through a data line. By means of the device and method, change and corrosion conditions of a medium in the tank and the dissolving degree and protection effects of sacrificial anode blocks for cathode protection can be reflected in real time, then the situation that a tank body fails too early or even storage tank leakage accidents happen can be effectively prevented, and the burden of workers can be greatly reduced.

The invention discloses an Android operating system-based automobile positioning and tracking system and belongs to the field of automobile real-time positioning and tracking. The system comprises a college server; the connection end of the college server is provided with a vehicle-mounted GPS unit and a user mobile phone end; the input end of the vehicle-mounted GPS unit is provided with a Beidounavigation unit; the output end of the user mobile phone end is provided with a built-in GPS unit; and the college server includes a central management server and a cloud storage server. With the Android operating system-based automobile positioning and tracking system of the invention adopted, hardware parts involved in a GPS are effectively simplified, hard-to-handle hardware equipment is eliminated, and therefore, a condition that many installation processes are required in actual implementation can be avoided, and development cost and use cost can be reduced; and the college server is adopted as a data processing center, and therefore, later maintenance is more convenient, cost is lower, the actual needs of colleges and universities can be better satisfied, and functional waste can be effectively avoided.

The invention discloses a digital holographic image reconstruction method based on deep learning, and the method comprises the following steps: S1, collecting an original image, and carrying out the sampling of the original image; s2, discarding part of data after sampling is completed, and compressing the data; s3, data transmission is performed after compression is completed, and the data is transmitted to a lower computer needing to be played; s4, the lower computer decompresses the compressed packet to which the data is transmitted; s5, after compression is completed, image restoration iscarried out, and the image is displayed; the structure is scientific and reasonable, safe and convenient use, a data acquisition card is subjected to A/D conversion and quantization post-processing, acomputer technology is introduced, and numerical calculation of a computer is utilized to simulate an object wave model function and an optical interference function, so that image data conversion isfacilitated, the conversion efficiency is improved, the transmission speed is reduced after compression, data is transmitted to a cloud end, and safety and reliability are achieved.

The invention discloses a vehicle detection device. The vehicle detection device comprises a Beidou locating module, a temperature detection module, an acceleration detection module, a highway bumping accumulator, a speed sensor, a signal modulation module, a signal demodulation module, an MCU (Micro Control Unit), an LCD (Liquid Crystal Display) screen, a data storage module, a clock module, an alarm module, a GSM (Global System for Mobile communications) module, a DSP (Digital Signal Processor) module, a radio frequency emitter and a power module. According to the invention, position information of a vehicle, a tire temperature, a vehicle acceleration, a pavement bumping degree and a running speed of the vehicle can be collected in real time and can be displayed by the LCD screen in real time; when a collection parameter is abnormal, the alarm module gives an alarm; a traffic accident is effectively avoided; the vehicle detection device is further provided with the data storage module and the clock module, capable of storing the collected vehicle information in real time; the vehicle detection device is further provided with the GSM module, through which running parameters of the vehicle of a driver and the position of the vehicle can be transmitted to a mobile phone of a relative of the driver.

The invention discloses a ground fracture deformation monitoring system and a monitoring method. The system comprises an upper monitoring host, a height determination system and a GPS for obtaining the GPS position information of a region where a monitored ground fracture locates; the height determination system comprises two groups of level instruments respectively used for measuring heights of a plurality of leveling points on the two sides of the upper part of a monitored ground fracture, each group of level instruments comprises a plurality of level instruments, and the distance between two adjacent level instruments is 10m to 20m; the monitoring method comprises the steps as follows: 1, height measurement, and 2, height information analysis and process, and the procedure is as follows: 201: receiving and synchronously saving the height information; 202: measuring and determining firstly; 203: comparing height information; 204: obtaining GPS position information; and 205: outputting deformation monitoring results. According to the system provided by the invention, the designing is reasonable, the monitoring is simple and convenient, the using effect is good, a ground fracture deformation monitoring process can be accomplished simply, conveniently and quickly, and the monitoring effect is good.

The invention relates to an intelligent management and control system and method for a training project, and relates to the technical field of training management. The system comprises: a training data collection and analysis subsystem for obtaining input data, carrying out statistical analysis on the training result of the training project, and outputting a statistical analysis result; a trainingresource management subsystem for storing teaching personnel information and educational administration personnel information of each training project, and storing training facilities corresponding to each training project; and a project implementation process management and control subsystem for creating and managing a training project, and creating a teaching execution process and an educational administration execution process of the training project according to the input data, the teaching personnel information, the educational administration personnel information and the facility information. According to the invention, customized arrangement and process control of the teaching execution process and the educational administration execution process in training project implementationare realized, customized arrangement of the training process is realized according to different training project categories, and key steps of the training process can be controlled.

The invention discloses a terminal strategy management and execution method and system. The method comprises the following steps: completing preparation work of a strategy management unit; completingthe work of the strategy management unit by using a management method; verifying the work of the strategy management unit by using a verification method; and completing the authentication of the useridentity by using a decision-making method, matching the user identity with the strategy, and authorizing the asset access permission of the user if the matching is successful. The method and the system have the advantages that complex strategy logic is packaged into a template, configuration is achieved, logic multiplexing is supported, evaluation of the strategy effect is easy to complete, and compliance is easy to guarantee; the strategy expression can support a wide logic calculation range and is high in efficiency and easy to reuse; policy legality verification is added when a policy is newly added, modified and issued, so that risks brought to a terminal system by wrong policies are prevented; and meanwhile, the operation of the strategy is recorded, so that later query is facilitated.

The invention discloses a community physical activity data acquisition device based on resident health. The device is applied to the technical field of data acquisition and comprises a sensor module, a data processing module, a data sending module, a data receiving module, a central processing module and a server. Multiple physiological parameter signals are acquired from samples, so that multi-sample, multi-parameter and real-time monitoring is realized, and the physiological parameter signals are transmitted after being processed and deleted. Through multi-terminal monitoring and health guidance, monitoring and guidance of resident health are facilitated.

The invention belongs to the technical field of WeChat program development, and particularly relates to a technical data collection workbench for WeChat applet development. The workbench comprises a workbench body, the outer wall of the top of the workbench body is fixedly connected to a placement rack, the inner wall of the placement rack is fixedly connected with a partition plate, two sliding grooves are fixedly connected to the outer walls of the opposite sides of the placement rack and the partition plate, sliding blocks are slidably connected to the inner wall of each sliding groove at equal intervals, the outer walls of the four sliding blocks located on the same horizontal plane are fixedly connected with a same limiting frame, and the outer walls of the opposite sides of every twoadjacent sliding blocks are fixedly connected with a same telescopic rod. Through the arrangement of the placement rack, the sliding blocks, the sliding grooves and the limiting frame, when data is collected, managed and placed, the limiting frame on all the sliding blocks is used for limiting and fixing the data, the sliding blocks can be adjusted according to the thickness of the data of the same category, classification and division of the data are achieved, later query is facilitated, and the use value of the data collection workbench is improved.

The invention discloses a lettering knurling processing process for a stainless steel screw. The lettering knurling processing process for the stainless steel screw comprises the following steps: selecting a raw material, wherein the raw material is a reinforcing stainless steel bar; and the components of the reinforcing stainless steel bar are calculated by mass fraction; in a raw material detection process of the lettering knurling processing process for the stainless steel screw, the reinforcing stainless steel bar is detected by an appearance detecting module, a bur detecting module and asize detecting module in sequence, and the detection data are fed back to a control module; the control module feeds back the data to an analysis and comparison module; the analysis and comparison module retrieves the data in a storage module for comparative analysis, and feeds back the analysis data to the control module; if the detection results are all qualified, a voice module broadcasts detection qualified; if part of the detection results are unqualified, the voice module broadcasts detection unqualified; meanwhile, the control module controls an unqualified product eliminating module toeliminate; the qualification rate of products can be improved by matching a plurality of structures, so that the waste of materials is reduced; and therefore, the cost is reduced.

A metabonomics experiment automatic operation system and a working method relate to the technical field of experimental analysis. The metabonomics experiment correspondingly comprises a sample collection stage, an order placing stage, an experiment stage, a data analysis stage and a project delivery stage. The operation system comprises a starting module, a project type judgment module, a sample information sheet filling module, an information sheet approval module, a sample warehousing checking module, a service sheet creating module, a sample receiving application module, a sample ex-warehouse checking module, a suspension judgment module, a sample returning checking module, an experiment detection report issuing module, a service type judgment module, a data analysis report issuing module, a project auditing module, a tail money auditing module, a delivery order creating module, a satisfaction feedback module and an ending module. According to the invention, multiple different project services can be carried out, workers and clients can realize real-time progress query, the labor cost is reduced, and the possibility of work disorder is reduced, so that the work efficiency is improved.

The invention relates to an intelligent novel coronavirus epidemic situation investigation robot for effectively preventing and controlling novel coronavirus spreading. The robot is composed of three main parts, namely an infrared temperature measurement module, a voice investigation question and answer module and a data processing module. A sensitive information database is established by arranging information and tracks of patients in a region; after infrared temperature measurement is carried out on a person needing to be investigated, voice inquiry is carried out on information comprising names, ages, genders, occupations, identity card numbers (a scanning device is arranged in consideration of privacy), regions which have arrived within 14 days and the like; and voice information is recognized and converted into characters, and then the characters are compared with a sensitive information database, so that the crowd needing to focus on isolation is quickly distinguished. The intelligent novel coronavirus epidemic situation investigation robot provided by the invention has the characteristic of immediately updating the database, ensures the symmetry of information, and isolates and observes suspected cases as quickly as possible.

The invention discloses an isolation performance library-based isolation performance evaluation method of an asphalt isolation agent. The isolation performance library-based isolation performance evaluation method comprises the steps of 1, inputting constituent information of an asphalt isolation agent to be tested; 2, inquiring an isolation performance library; 3, evaluating isolation performanceof the asphalt isolation agent to be tested, wherein the step of evaluating the isolation performance of the asphalt isolation agent to be tested comprises four steps of brushing the asphalt isolation agent, testing drawing, determining effective isolation frequency and outputting an isolation performance evaluation result; and 4, updating the isolation performance library. An isolation performance index of the asphalt isolation agent to be tested is given out by inquiring the asphalt isolation performance library to be built in advance, and intuitive and accurate evaluation is performed on the isolation performance of the asphalt isolation agent to be tested according to the isolation performance index; and meanwhile, the isolation performance evaluation method of the asphalt isolation agent is provided and can be used for performing simple and accurate evaluation on the isolation performance index of the asphalt isolation agent which is not stored in the asphalt isolation performance library, the asphalt isolation performance is updated and completed according to an evaluation result, and subsequent all-around and rapid inquiry and application are facilitated.

The invention provides a system and method for recognizing mismatching between an access control user and a user based on an intelligent face technology, and the system comprises: a face management unit which is used for collecting the face information of the access control user, and generating a first access control use record; an access control management unit which is used for acquiring accesscontrol information of the access control user, generating a first mapping relationship between the access control information and the first access control use record, and generating a second access control use record according to the first mapping relationship; and an exception identification positioning unit used for identifying whether the second access control use record is matched with the access control user information and generating an access control exception warning. According to the system, rapid discovery and positioning of mismatching abnormity of office building or community access control card users and users are realized, the time of artificial identification discovery and positioning is greatly shortened, and the working efficiency is improved.