131results about How to "Fix error-prone problems" patented technology

Disclosed are a method for deploying a service by an SDN and an SDN controller. The SDN controller receives a service request from an upper-layer application, the service request comprising a service type and service parameters, and the service type being a tunnel or a VPN service; and the SDN controller obtains path information of the tunnel or information of at least one PE device corresponding to the VPN service, and notifies the obtained information to an ingress network node of the tunnel or the at least one PE device, so as to complete deployment of the tunnel or the VPN service. The problems in the prior art that the deployment of the VPN service by manual configuration requires a lot of time, is error prone, complex in tunnel establishment, and poor in service expansion can be solved.

The invention relates to an intelligent blumeria graminis spore picture identification method. The method includes the steps of selecting different expert models to enable the intelligent identification accuracy to be capable of adapting to different requirements; pre-processing blumeria graminis spore pictures; dividing the blumeria graminis spore pictures; extracting the color, texture and shape features of the blumeria graminis spore pictures; conducting intelligent identification on the extracted features of the blumeria graminis spore pictures. By means of the intelligent blumeria graminis spore picture identification method, the blumeria graminis spore density in unit volume in air for a certain time can be rapidly calculated, and the basic conditions of blumeria graminis spore diseases are obtained. By means of the intelligent blumeria graminis spore picture identification method, automatic dividing of the blumeria graminis spore pictures is achieved, and the problem that an existing manual dividing method is low in efficiency is solved; automatic identification and automatic counting of the blumeria graminis spore pictures are achieved, and the problem that an existing manual (expert) identification method is low in efficiency and prone to making mistakes is solved; the intelligent blumeria graminis spore picture identification method can be suitable for the different manual (expert) using requirements and high in adaptability.

The invention provides a psychological state evaluation method and system. The method comprises the following steps of (1) receiving a user psychology test request sent by a user terminal, (2) sending corresponding psychological test questions pre-stored in a database to the user terminal, (3) receiving the psychological test questions finished by the user and calculating grades according to question answers, and (4) determining a user psychological state according to the grades and sending an evaluation result to the user terminal for display. Through the method, a problem of low manual grade evaluation efficiency and error occurrence can be solved; and a problem that a current computer cannot employ a universal method for all scales. The user can acquire the psychological test result in real time through the terminal; and paper-featured tests can be solved.

The invention relates to a standardized maintenance method for a reconstruction and extension information point table of a running substation. The method is characterized by comprising the following steps of compiling an information access application form according to running substation transformation range and generating regularized reconstruction and extension equipment monitoring information points according to the existing intervals and an equipment type structure; generating reconstruction and extension intervals and equipment monitoring information point numbers; and exporting the generated information point table and carrying out flow joint debugging check on the information point table. According to the method, by utilizing a way of constructing the substation intervals and equipment thereof through the structured organization, and a complete rule base, the reconstruction and extension information point table is quickly generated, and meanwhile, filing retention of the point table of each edition in each stage is formed to guarantee the system to view the data of the information point table in each stage at any time; a convenient and efficient support is provided for the maintenance work of the reconstruction and extension information point table of the substation, normalization and standardization of monitoring of the information point table are guaranteed, the check period is shortened, the work quality and the work efficiency are improved, and the equipment running safety is guaranteed.

The present invention discloses a method and a device for implementing IOAM package. The method includes the following steps that: an IOAM ingress node sends a first out-of-band OAM message carrying IOAM configuration request information, wherein the first out-of-band OAM message arrives sequentially at each of nodes on a service message transmission path; the IOAM ingress nodes receives a secondout-of-band OAM message carrying IOAM configuration information sent by IOAM transmission nodes; the IOAM ingress node performs IOAM package on a service data message according to the IOAM configuration information of the IOAM transmission nodes.

The invention provides a code encryption method and device, electronic equipment and a computer readable storage medium. The code encryption method comprises the following steps: compiling a source code to generate an original intermediate file; extracting byte code information in the original intermediate file, with byte code information comprising one or more original instructions; interceptingone or more original instructions in the bytecode information, filtering the one or more original instructions according to instruction characteristics of a constant character string obtained in advance, and obtaining a plaintext constant character string corresponding to the original instruction containing the instruction characteristics in the one or more original instructions; performing encryption processing on the plaintext constant character string to obtain an encrypted constant character string; and replacing the plaintext constant character string with the encrypted constant characterstring, and inserting a decryption processing code corresponding to the encryption processing to obtain an encrypted intermediate file. According to the embodiment of the invention, the security level of the application program is improved, and the efficiency of searching encryption processing is improved.

The invention relates to an online detection system for adhesion of straws to packing boxes, which is disposed on a milk packaging line comprising a transmission chain. The detection system comprises guide rails arranged on two sides of the chain, an electric eye and a proximity switch are arranged on two opposite sides of the guide rails, the proximity switch is connected with a detection plate, an electromagnetic valve, an air pipe and an electric bag blowing nozzle are arranged on the same side of the proximity switch, the air pipe and the electric bag blowing nozzle are connected with the electromagnetic valve, and the electric eye, the proximity switch and the electromagnetic valve are controlled by the control unit. The electric eye is used for detecting milk bags, and when a straw on the packaging box is abnormal, the lower end of the straw cannot contact with the detection plate to lead the detection plate to deflect, the proximity switch connected with the detection plate is normally opened, the control unit controls the electromagnetic valve to get powder for starting pneumatic equipment, and the electric bag blowing nozzle blows down the milk bag. By means of the online detection system, the problem that manual detection and unqualified product selection are low in efficiency is solved, and production normality is guaranteed.

The invention discloses a searching method for an impossible differential path of a related key of a block cipher. As an impossible differential attack method and a related key attack method are combined, the problems of automatic searching of the impossible differential path of the related key and searching of a longest analysis path in cryptanalysis are solved, and deeper and more thorough analysis for a cryptographic algorithm can be carried out. According to the searching method for the impossible differential path of the related key of the block cipher, the method for searching the impossible differential path of the related key is upgraded from the traditional manual analysis to computer automatic searching, the disadvantages that an existing manual analysis method is fussy and error-prone when being used for analyzing the cryptographic algorithm are avoided, the maximum length of the impossible differential path of the related key of the block cipher algorithm can be calculated rapidly and accurately, and the cryptanalysis efficiency is improved. The searching method for the impossible differential path of the related key of the block cipher realizes transformation of the cryptographic algorithm from a non-generalized Feistel structure to a generalized Feistel structure, can be widely applied to automatic search of the impossible differential paths of related keys of various cryptographic algorithms in different structures.

The invention relates to the technical field of radiopharmaceutical production equipment, in particular to a dynamic calibration system for radiopharmaceutical radionuclide activity. The invention provides the dynamic calibration system for the radiopharmaceutical radionuclide activity. The dynamic calibration system comprises a radiopharmaceutical basic data module, a production management system, a warehouse management system and a logistics distribution system, wherein the production management system, the warehouse management system and the logistics distribution system respectively carry out two-way signal transmission with a radiopharmaceutical management module, the system also comprises a radiopharmaceutical radionuclide activity operation module which respectively carries out data transmission with the radiopharmaceutical management module and the radiopharmaceutical basic data module, and the radiopharmaceutical radionuclide activity operation module is respectively connected with a radiopharmaceutical inquiry module and a radiopharmaceutical medicine input/output module. The dynamic calibration system has the advantages that in a nuclear drug production management system, a radionuclide activity automatic calibration module is added, a radionuclide database is built, production materials and products of the radiopharmaceutical are realized, and the activity value at any moment can be inquired through the real-time calculation from initial parameters by inputting a product name or a chemical formula.

The invention provides a warehouse space optimization method and device based on a big data platform, and the method comprises the steps: carrying out the statistics of the data of cargoes in a warehouse through the big data platform, and the data comprising the order business data of the cargoes, the feature data of the cargoes, the index data of the cargoes, and the historical warehousing orderdemand data of the cargoes; based on the big data platform, according to the statistical result, determining the warehouse-in amount of goods in a future preset time period of the warehouse; and basedon the big data platform, adjusting the to-be-stored goods on the storage location in the warehouse according to the warehousing quantity and the current goods inventory of the warehouse. According to the invention, the problems of low efficiency and error proneness caused by manual processing of the goods in the warehouse in the prior art are solved.

The invention relates to the field of automated production, and particularly relates to a method and system for acquiring the balance of chip materials. The method comprises the steps that the initial number of the materials in a material station is acquired; a control system establishes communication connection with a chip mounter; the chip mounter sends the grabbed material number to the control system; and the control system calculates the remaining number of the materials according to the initial number and the material number. According to the invention, the number of remaining materials of the material station can be acquired at the end of the work of the chip mounter, and a problem that manual counting is low in efficiency and easy to make a mistake is solved. Meanwhile, the chip mounter can acquire the remaining number of materials in the material station timely when being in operation so as to feed the material timely; and the remaining number of the chip materials in the material station is acquired in real time, manual intervention is reduced, and the production efficiency is improved.

The present invention discloses a method and device for automatically implementing IOAM package. The method includes the following steps that: an IOAM ingress node transmits a first message carrying IOAM configuration request information to an IOAM centralized configuration point; the IOAM ingress node receives a second message which is sent by the IOAM centralized configuration point and carriesthe IOAM configuration information of each IOAM transmission node; and the IOAM ingress node performs IOAM package on a service data message according to the IOAM configuration information of each IOAM transmission node.

The invention discloses an object selection method and device, and belongs to the technical field of computers. The method comprises the following steps: receiving a tracking eye movement sequence generated by movement of one target irritant in an eye following interface of a user, wherein the interface comprises n objects, one target irritant is arranged on a graph corresponding to each object, the target irritants move along the graphs, movement tracks of the target irritants on objects at adjacent positions are different, and n is a positive integer; finding a movement track matched with the tracking eye movement sequence from the movement tracks of the target irritants; and determining an object selected by the user according to the found movement track. In the object selection method and device, the tracking eye movement sequence generated by smooth trailing is taken as an input signal, so that the problem of relatively low accuracy of object recognition due to easiness in making errors while determining numbers matched with shape data since input shape data are different is solved, thereby increasing the object recognition accuracy.

The invention relates to the food processing industry, in particular to a raw material purchasing system for food processing. The system comprises an order collection module, an order determination module, a BOM table backstepping module, a raw material summary module, a purchasing task allocation module, and a supplier priority evaluation module. Therefore, various problems caused by manual purchasing are solved effectively; and a fully intelligent purchasing management system is provided.

The invention discloses a Matlab-based visual automatic generation method for a transformer three-phase model. The method comprises the following steps of establishing an original admittance matrix Yp of a three-phase transformer; selecting original secondary line winding connection and group of the three-phase transformer; forming an associated matrix C and modifying the original admittance matrix Yp; deriving a node admittance matrix YTn of the three-phase transformer by symbolic operation; dividing a result of the node admittance matrix YTn of the three-phase transformer obtained by the symbolic operation into four three-order sub-matrixes; and performing display in a formula form directly on an axes control in an interface established by a GUI of Matlab after latex function conversion and processing. According to the method, visualization is realized and software functions are perfected; and the node admittance matrix of the transformer is displayed after being divided into the four sub-matrixes, so that the problem that the axes control cannot display the whole node admittance matrix of the transformer can be solved and the efficiency and accuracy of solving the three-phase model of the three-phase transformer are improved.

The invention relates to the technical field of computer information and the technical field of electrical automation, in particular to a protection constant value intelligent setting system based ona distribution network line. The protection constant value intelligent setting system based on the distribution network line comprises a file processing and importing module, a version library input module, a graph-model integration module, a constant value intelligent setting module and a constant value list management module. According to the invention, efficient, visual and automatic distribution network line multivariable multi-version protection constant value intelligent setting software is provided for relay protection professionals of power enterprises, and the problems of long distribution network line protection constant value setting period, high difficulty, low efficiency and error proneness existing in the relay protection profession at present are solved.

The invention discloses a general control kernel system used for integrated circuit manufacturing equipment. The system comprises a configuration module, a control module and a monitoring module, wherein the configuration module is used for instantiating objects and registering the instantiated objects into name space when an object system is started, establishing an initial name space structure, and initializing the objects in the initial name space tree structure; the control module is used for controlling a service that a high-level control unit calls and executes a low-level control unit according to the initial name space tree structure established by the configuration module, wherein the controlled objects comprise a physical layer, a functional layer and an operation layer according to the level from low to high and the controlled objects also comprise a maintenance layer which is at the same level as the operation layer; and the monitoring module is used for monitoring conditions of the kernel system and executes corresponding operations independently when the conditions are met. The invention provides a strong application programming interface supporting software interlock, data logging and communication function, and realizes component development and software reuse through a flexible configuration strategy.

The embodiment of the invention relates to the field of electronic signatures, in particular to an electronic signature storage and verification method and device, and is used for solving the problemsthat in the prior art, storage of associated information of electronic signature data and electronic signature data is prone to errors, and the electronic signature data verification efficiency is low. The method comprises the steps of obtaining electronic signature data and associated information of the electronic signature data, wherein the associated information is used for providing an extended function when the electronic signature is used; assembling the electronic signature data and the associated information into an electronic signature according to a preset data format of the electronic signature, wherein the preset data format of the electronic signature comprises an expansion field and an electronic signature data field, the electronic signature data is arranged in the electronic signature data field, and the associated information is arranged in the expansion field; and storing the electronic signature in the target file. According to the embodiment of the invention, the problems of easy storage error and low electronic signature data verification efficiency caused by decentralized storage in the prior art are solved.

The invention provides a large file uploading method based on a concurrent transmission mode and belongs to the computer application technology field; the large file uploading method based on the concurrent transmission mode comprises a file parsing module, a concurrent transmission module, an analysis corrector and a file reduction module; the client reads the large file and translates the large file into the byte stream in the file parsing module for forming a plurality of byte streams being the same in size, the concurrent transmission module sends the byte streams to the file receiving end in a concurrent transmission mode, and the file receiving end recombines and reduces the byte streams into the primary file through the file reduction module according to the sequence mark after receiving the file streams.

The invention provides a method and device for judging the coding format of a JAVA file and a byte stream. The method includes the steps that front four bytes of the file or the byte stream are read; the coding format of the file or the byte stream is judged according to a Unicode coding rule and the front four bytes of the file or the byte stream. According to the method and device for judging the coding format of the JAVA file and the byte stream, the coding format of the file and the byte stream is judged according to the Unicode coding rule, and the advantages of being low in workload, simple in program and accurate in judgment are achieved.

The invention provides a method for drawing a diaphragm plate positioning line after a curved surface steel box bridge web is unfolded, and belongs to the field of curved surface steel box bridge design. According to the method, the problem that positioning of the diaphragm plate calibrated on the web expansion graph is tedious in the deepening design of the steel box bridge construction drawing is solved and errors are solved., Key points of the technical scheme are as follows: expanding the web of the curved steel box girder into a plane, extracting arc length data of a web curve segment between diaphragm plates on a plane projection drawing, a data calculation table, calculating, filling diaphragm plate numbers in the table, calculating accumulated arc lengths and diaphragm plate positioning line coordinates, and inputting fields of commands, coordinates and texts into the diaphragm plates; copying data of a'partition plate positioning 'column in the data calculation table; openinga web plane expansion graph, inputting a line drawing command, pasting the copied data to a command bar, and completing drawing of all partition plate positioning lines; copying data of an input number column in the data calculation table; and pasting the copied data to the command bar to complete the numbering of all the clapboards.

The invention discloses an interactive voice response (IVR)-free virtual switchboard service method and an IVR-free virtual switchboard service system. According to the IVR-free virtual switchboard service system, before a user calls an extension set of an enterprise, a switchboard number or the extension set information is queried by a client system installed in a mobile phone; a local number and the extension set information of the extension set to be called are required to be transmitted to a platform service system through a third-generation (3G) network; a switchboard of the enterprise is called through a second-generation (2G) network of the mobile phone after the transmission of the local number and the extension set information; the platform service system serves as a virtual terminal of the switchboard of the enterprise, connects a telephone line of the user, retrieves the extension set information transmitted in advance by the user according to the local number, identifies a real terminal number and a terminal priority, which corresponds to the extension set information, and forwards the telephone line to a corresponding terminal. In the whole process, an IVR is not required to guide keying, and the user can call the extension set only by dialing the number of the switchboard once, so that an IVR-free virtual switchboard service function is realized.

The invention relates to an equipment ad hoc network method and device and an air conditioning system.The equipment ad hoc network method comprises the steps of: when an address response mode is entered, sending roll call information to all slave machines, so that after the slave machines receive the roll call information of an upper computer, slave machine addresses are generated according to random delay time; and when entering an address recovery mode, sending roll call information to all the slaves, and receiving slave addresses returned by the slaves according to random delay time after the slaves receive the roll call information of the upper computer. According to the application, an interaction scheme of roll call of the upper computer or one-by-one confirmation with the slave computers is not needed, the networking speed and networking efficiency of the slave computers during first networking are improved, and the problems of tedious manual operation process and high error rate during traditional networking and long time consumption of address allocation through the upper computer are solved.

The invention relates to a plug and play sensor monitoring system and an acquisition unit. The acquisition unit comprises an FPGA processor and a memory. The FPGA processor is connected to the memory.The FPGA processor is also provided with an acquisition interface used for connecting a sensor and a communication interface used for communicating with a monitoring unit. The memory is used for storing the self-described information of the sensor connected to the acquisition interface. The communication interface is used for sending the self-described information of the sensor to the monitoringunit. In the invention, the acquisition unit stores the self-described information of the sensor and sends the self-described information to the monitoring unit. The monitoring unit receives and stores the self-described information of the sensor. According to the self-described information of the sensor, the sensor, the acquisition unit and the monitoring unit are matched with each other. The plug and play of the sensor is realized, the expansibility of the system is increased, and problems that a configuration work amount is large, efficiency is low and an error is easy to generate are solved.