54results about How to "Timely error correction" patented technology

The invention discloses a garment QD code recognition method. The method includes the following steps that firstly, a two-dimension code image attached to a garment raw material is collected; secondly, the image is subjected to graying, fast median filtering and binarization processing; thirdly, the image having been subjected to binarization processing is subjected to edge extraction; fourthly, two side edge regions obtained after edge extraction of a QR code are separated out; fifthly, Hough transform is adopted to detect a side-edge imaginary line so as to obtain the deviation angle of the QR code; sixthly, the image having been subjected to binarization processing is rotated according to the bilinear interpolation method, and initial correction is carried out; seventhly, the QR code is positioned, the sequence of three view finding images is determined, and the QR code is adjusted to have a correct orientation according to the image matrix transposition turning method; eighthly, decoding is carried out according to the national two-dimension code standard. According to the method, due to the combination of projection cutting and the Hough transform method, the deviation angle of the QR code can be quickly and accurately acquired, the collected image is immune from noise pollution and uneven illumination, and the two-dimension code image easy to identify can be obtained through transform.

The invention discloses an efficient super-resolution method based on a deep back projection network. The method comprises the following steps: (1) obtaining a total training set and a test set; (2) preprocessing the total training set to complete data enhancement; (3) scaling the images in the total training set at different scales; and (4) image super-resolution reconstruction is realized basedon the convolutional neural network, and the convolutional neural network totally comprises 27 convolutional layers and specifically comprises three parts of feature extraction, error back projectionand image reconstruction. The combination of the group convolution and the 1 * 1 convolution is used for replacing the traditional convolution to redesign the iteration submodule, and the strategy caneffectively reduce the model parameter quantity and improve the model efficiency; Each iteration sub-module comprises an error feedback mechanism, so that error correction can be carried out in time;in addition, a channel weighting module is introduced, so that the model efficiency can be further improved.

The invention provides an electric arc welding monitoring device and method. The electric arc welding monitoring device comprises a collection unit, a first processing unit, a first comparing unit and an alarm unit. The collection unit is used for collecting the attitude information of a welding gun, wherein the attitude information at least comprises the speed information of the welding gun. The first processing unit is used for obtaining the voltage and current of a welding power source, and calculating out the lineal energy of an electric arc by combining the voltage, the current and the speed information. The first comparing unit is used for comparing the linear energy with a preset energy range in a preset decision table and outputting an alarm signal according to a comparing result. The alarm unit is used for receiving the alarm signal and giving an alarm for responding to the alarm signal.

The invention discloses an enterprise management application system for budgeting for people. The system comprises a resource layer, a component layer, an application layer and a user interface, the resource layer is connected with input ends of a plurality of software modules in the component layer through data and interface buses, an output end of the component layer is connected with the application layer, and the application layer is connected with the user interface. The invention further provides four business processes including financial budget, budget execution, strategic planning and employee day work finishing. The enterprise management application system has the advantages that budget compilation based on business natures is provided, the blank of most enterprises with only financial budget in budget compilation but without comprehensive budget is filled in, the concept of a budget template is introduced by the system, multi-organization and multi-privilege splitting compilation is performed for information to be compiled, compilation units are not mutually interfered and compile contents belonging to functional areas of the compilation units according to duties, and the enthusiasm of all staff participation is improved.

The invention discloses an automatic keyboard assembly production line. The automatic keyboard assembly production line comprises a feeding station, a raw material dust removal station, a bottom boardand circuit board lamination station, a scissor leg lamination station, a key cap lamination station, a character printing station, a labeling station, a finished product dust removal station, a package station and a material conveying belt and also comprises an assembly control system, wherein the feeding station, the raw material dust removal station, the bottom board and circuit board lamination station, the scissor leg lamination station, the key cap lamination station, the character printing station, the labeling station, the finished product dust removal station and they package stationare sequentially connected, the material conveying belt is connected with each station, the assembly control system is electrically connected with the feeding station, the labeling station and the package station, raw materials are circuit boards and bottom boards which are vertically laminated, and the raw materials are borne by a carrying plate and sequentially flow to each station to obtain afinished product after assembly. By the automatic keyboard assembly production line, the manpower can be substantially reduced, the personnel management cost is reduced, and meanwhile, the productionefficiency is greatly improved; and moreover, in the automatic assembly production line, automatic detection stations are arranged at some important stations, the detection speed is rapid and the production process is smooth by mechanical detection and contrast, more importantly, a detection error of a naked eye can be reduced to a great extent, the defective rate and the rework rate are reduced,and the finished product quality is improved.

The embodiment of the invention provides a detection card and a detection system of a fan card, so that an error that fans on the fan card are mixedly inserted to socket modules connected with the fans is detected. The detection card comprises a detection card control module and M sensor modules, wherein the detection card control module is electrically connected with a fan card control module, the M sensor modules are electrically connected with the detection card control module respectively, the N sensor modules in the M sensor modules correspond to N fans of the fan card respectively, the control card control module is used for sending a first instruction to the fan card control module, indicating the designated fans of the fan card to rotate at designated power, obtaining first detection numerical values of the M sensor modules respectively and determining that the designated fans are mixedly inserted to the socket modules connected with the designated fans if it is determined that the sensor modules with the first detection numerical values conforming to predetermined conditions do not correspond to the designated fans. The detection card and the detection system are applied to the field of detection techniques.

The invention discloses a cardiopulmonary resuscitation training and assessment system based on a virtual reality technology. The system comprises a computer system, VR equipment, a VR scene unit, anda model of a sensor unit, and the system is a self-help cardiopulmonary resuscitation training and assessment system capable of achieving cardiopulmonary resuscitation popularity, training, practice,assessment and judgment, and archiving of student information. The training cost can be reduced, the learning efficiency and interestingness of cardiopulmonary resuscitation training can be improved,the socialized large-scale cardiopulmonary resuscitation training can be facilitated to be organized, and the rescue training prevalence rate and the rescue rate of out-of-hospital and pre-hospital sudden cardiac death can be improved.

The invention discloses a safe data transmission circuit, which comprises a frequency acquisition module 1, a frequency acquisition module 2 and a differential adjustment module, wherein the frequencyacquisition module 1 and the frequency acquisition module 2 use a frequency collector J1 and a frequency collector J2 of which the models are SJ-ADC to acquire carrier signal frequencies of adjacentdata channels; the differential adjustment module uses an operational amplifier AR1, an operational amplifier AR2 and an operational amplifier AR3 to form a differential operational amplifier circuitto perform differential-amplification adjustment on output signals of the frequency acquisition module 1 and the frequency acquisition module 2. Meanwhile, capacitors C3 to C5 are used for forming a frequency selection circuit to screen out a signal with a single frequency; meanwhile, a triode Q1 and a triode Q2 are used for forming a fine adjustment circuit to detect and adjust the potential of the signal; finally, an operational amplifier AR5, a diode D3 and a diode D4 are used for forming a peak value circuit to screen out a peak value signal to trigger a signal emitter E1 to work, the carrier signal frequency of adjacent data channels can be compared and adjusted, and the carrier signal frequency is converted into an error correction signal of a data control terminal.

The invention discloses combined woodworking processing equipment with an independent A/D (analog/digital) conversion module. The combined woodworking processing equipment comprises an FPGA (field programmable gate array) processing module. Expansion bus is connected onto a pin on a side of the FPGA processing module, an ARM [advanced RISC (reduced instruction set computer) machine] processing module is connected onto a pin on the other side of the FPGA processing module, and the A/D conversion module which is used for receiving external analog signals, converting the external analog signals into digital signals and transmitting the digital signals to the FPGA processing module via the expansion bus is connected onto the expansion bus. The combined woodworking processing equipment has the advantages that the independent A/D conversion module is expanded on the basis of FPGA bus, the analog signals acquired by external sensors can be directly converted into the digital signals by the independent A/D conversion module, the digital signals further can be transmitted into an FPGA via the expansion bus, accordingly conversion processing work on data in the FPGA processing module can be replaced, increase of excessive load on a CPU (central processing unit) can be prevented, multi-source fused information of the multiple sensors can be fed in real time, requirements of diagnosis modules on the real-time capacity can be met, and real-time sensing, feedback and control network modules of integral components of high-precision turning, milling and drilling combined numerical-control systems can be built under the condition of electromechanical-multi-source information cross interactive behavior mechanisms in complicated information environments.

The invention provides a handwritten character recognition method and device, computer equipment and a storage medium. The method comprises the steps: receiving a first point sequence set of a to-be-recognized character, and generating a character image; performing primary recognition processing on the character image to obtain a target character; judging whether the target character is complete or not by performing secondary recognition processing on the character image and the target character; if yes, outputting a target character; if not, obtaining a supplementary point sequence set of theto-be-recognized character; combining the supplementary point sequence set and the first point sequence set into a second point sequence set, updating the character image by using the second point sequence set, returning to execute the step of performing primary recognition processing on the character image, and outputting the target character until the target character is determined to be complete according to a secondary recognition processing result. According to the method disclosed in the embodiment of the invention, the to-be-recognized character is recognized twice, so that the reliability of the recognition result is improved, and the effect of completing literacy practice through handwriting input is ensured.

The invention relates to the technical field of data processing, and provides an efficiency supervision system and a working method. A data acquisition module is arranged to acquire file handling data in real time, and the file handling data is stored in a file handling library; a monitoring parameter setting module is arranged, efficiency monitoring parameters are preset, and the efficiency monitoring parameters comprise an efficiency monitoring type, a parameter effective moment, timing scanning information, monitoring content information and an application range; a real-time monitoring module is arranged, according to the efficiency supervision parameter, the file handling data in the file handling library is scanned, and file handling abnormal data inconsistent with the efficiency supervision parameter is determined; and an exception handling module is arranged, so that supervision information and early warning information are sent out according to the exception data of the files. The efficiency supervision parameters are preset to supervise the file handling data, auditing and supervision of government affair files are standardized, and real-time supervision is carried out; according to the file handling abnormal data, the supervision information and the early warning information are sent out to remind related personnel of handling, error correction can be carried out timely and accurately, and the government affair service level is improved.

The invention discloses a Chinese character digit shape code rapid input technique. Chinese characters are divided according to five basic strokes and suitable character combination parts (roots), and 10 digits are used as code elements to perform encoding. The five strokes are arranged according to a natural standard, Chinese numeric characters (0-square frame) converted by Arabic numerals 0-9 are corresponding to roots of keys respectively; other roots are classified into 5 turning stroke semi-frame, 6 single cross, 7 multi-cross, and 9 animal radicals which are arranged in an association corresponding manner according to basic knowledge background of Chinese characters and a pictographic and knowing principle; roots of simplified Chinese characters and the traditional Chinese characters are in the same keys, and the simplified Chinese characters and the traditional Chinese characters are input by using the same keyboard and the same rule codes. The Chinese character digit shape code rapid input method is easy to learn, will not be forgotten, is simple, visual and normative in character splitting, is low in repeated code rate, is large in term number, is rapid in input speed. The problem that small keyboards do not have universal rapid Chinese character input method can be overcome, compatibility between a physical keyboard and a virtual keyboard can be achieved, a universal Chinese character rapid input technical innovation of the simplified Chinese characters and the traditional Chinese characters can be achieved.

The invention discloses a checking method for goods on a goods shelf, a robot and a warehousing system. The checking method applied to the robot comprises the steps that a checking instruction of a control center is received; the robot is controlled to operate, so that the visual sensor moves relative to the goods shelf; the visual sensor is controlled to acquire data of identification codes along the way, and the identification codes comprise shelf codes and goods codes; according to the obtained data of the identification code, generating inventory data; wherein the inventory data comprises data of the goods shelf code and data of the goods code which are associated with each other; and sending the inventory data to the control center. According to the checking method for the goods on the goods shelf, the robot and the warehousing system, the goods shelf codes are arranged on the goods shelf, the goods codes are arranged on the goods, the data of the identification codes are obtained through the visual sensor, and the identification codes are associated, so that the corresponding relation between the goods allocation and the goods can be obtained, a database is formed, and the goods can be conveniently and correctly taken and corrected in time.

The invention discloses a product quality authentication management system for factory production, and the system comprises a cloud server which is used for storing data generated in a product processing process, and providing a communication service for the whole authentication system; a product production tracking system which is used for realizing process backtracking of raw materials, processing procedures, production equipment and quality inspection equipment of a final single product; an equipment management system which is used for carrying out data recording and management on the processing equipment and the detection equipment in the production and processing flow; an information input system which is used for inputting data generated among the steps in the process; and an authentication rating system which is used for loading various types of data generated in the process on the basis of final product detection data, and carrying out weight rating and authentication. The method has the advantages of being accurate in authentication and orderly in management.

The invention discloses an X-ray meter control system for printed circuit board (PCB) production. The X-ray meter control system for the PCB production comprises an upper computer monitoring machine, a lower computer control unit, an input unit and an actuating mechanism unit. The actuating mechanism unit comprises an X-direction drive motor, a Y-direction drive motor, a Z-direction drive motor, a light path rotating drive motor and an indicator light. The input unit comprises a manually-operated operation unit, an X-ray detector, an X-direction limit switch, a Y-direction limit switch, a Z-direction limit switch and a light path rotating limit switch. The lower computer control unit comprises an alternating current/direct current conversion unit, a current detection unit, a controller, an X-direction motor driver, a Y-direction motor driver, a Z-direction motor driver, a light path rotating motor driver and a motor driving line port. The X-ray meter control system for the PCB production is simple in structure, reasonable in design, convenient to use and operate, high in control accuracy and work reliability, not prone to break-down, and capable of improving PCB quality and PCB production efficiency and reducing energy consumption.

The invention provides a verification method for a power grid model. The method is used for verifying simulation computation software of an electric power system, can be used for identifying all types of errors such as whole-network suspicious breakpoints, suspension elements, overlapped elements, node voltage inconsistency and reference capacity inconsistency, and has an error locating function. Through adoption of the method, errors can be corrected immediately; the correctness of a system model is ensured; the occurrence of incorrect setting accidents can be effectively prevented; and safe running of a power grid is ensured. The method plays a very important role in ensuring and increasing the economic benefits of power enterprises.

The invention provides a method for correspondingly matching page elements with Label objects in JXL. The specific implementation process includes the following steps that rule naming is performed in the element naming process, page element content is extracted orderly in a receiver module, extracted data are subjected to effective one-to-one correspondence according to differences of an EXCEL template in design, the one-to-one correspondence means that the page element content is matched with and corresponds to the Label objects generated in JXL one to one, and then, matching in the whole process can be finished. Compared with the prior art, the method for correspondingly matching the page elements with the Label objects in JXL, effective data extracting and data matching are achieved, customized algorithm analysis is made, the EXCEL template can be designed to be diversified, time complexity and space complexity for many-to-many processing are reduced, WEB performance is improved, and the processing speed is substantially increased.