132results about How to "Easy to trace back" patented technology

The invention discloses a shortest path labeling algorithm considering intersection turning, which relates to improvement of a network representation method of the shortest path of a road. The algorithm comprises the following steps: generating a star-type data structure according to information on road section cost and intersection turning cost first; and establishing corresponding connections among a node, a road section and a turning according to the hierarchy of the data structure for the convenience of retrieving road network information by the shortest path algorithm. The steps of the shortest path labeling algorithm are basically same as that of the prior labeling algorithm, but during labeling in each step, the summation of a current node label, the downstream road section cost and the downstream node turning cost are calculated aiming to each turning behavior of a downstream node of the current node respectively, and the summation is compared with a shortest path label of a corresponding downstream node so as to update the label and finally generate a shortest path tree, thus the shortest path between a known starting point and a destination point is solved on the basis. The shortest path labeling algorithm occupies a small memory space, is convenient to update network information and makes clear about the difference among different turning movements.

The invention discloses a non-contact type static loophole detection system and detection method for an industrial control system or device, and relates to the technical field of information security of industrial control systems. The detection system comprises an asset management unit, a loophole detection engine unit, a loophole library management unit, a report management unit and a system management unit; the asset management unit transmits information of assets to be tested to the loophole detection engine unit; the loophole detection engine unit compares the information of the assets to be tested with loophole information in the loophole library management unit to detect loopholes and sends a detection result to the report management unit to be recorded; the system management unit conducts setting and updating management on each unit of the detection system to conduct non-contact type static detection of equipment loopholes on the industrial control system, so that the requirement is met that the information security detection of the industrial control system is conducted without assessing an industrial control network and affecting actual running of the industrial control system.

The invention discloses an information system engineering supervision project quality management system, which comprises a role authorization management module, a workflow module and an authenticationauthorization service, wherein the role authorization management module is used for maintaining a user role; the workflow module comprises a service flow judgment module, a flow definition module, aflow design module, a participation user setting module, a flow condition setting module and an approval template design module; the authentication and authorization service is used for acquiring userrole information when the user logs in and storing the user role information as an access token in system operation; mutual matching of the function modules and different role authorities is realized; performing user verification through the authentication and authorization service to obtain corresponding system permission; the roles are matched into the approval service flow through the workflow, so that each key index link has different levels of responsible persons to perform quality control in the project execution process, the quality cost can be calculated according to three dimensionsof service departments, projects and executors, and the enterprise quality cost is continuously improved.

The invention discloses a method and a device of file classification and generation of support vector machine model. The method comprises the steps of confirming classification of a file to be classified according to feature vectors of the file to be classified and the support vector machine model generated through a training set processed through classification flattening, wherein the classification flattening processing process of the training set comprises the steps of sequencing, according to levels of classifications from top to bottom, preset classification of each training sample in the training set; judging whether a sub-classification exists in the classification of each sample from a classification relatively high in level; and deleting the classification from the classification of the training sample if the sub-classification exists in the classification of each sample. Due to the fact that classification flattening treatment is conducted according to the level relationship between classifications, the obtained support vector machine model is enabled to be suitable for classification of multi-level classifications, and the classification is enabled to have better accuracy.

The invention relates to an equipment management method and device based on a block chain, computer equipment and a storage medium. The method comprises the steps of obtaining an equipment warehousingrequest, wherein the equipment warehousing request carries target warehousing information of the target equipment, and the target warehousing information comprises a target equipment identifier of the target equipment; obtaining a target block corresponding to the target device identifier, and obtaining target ex-warehouse information of the target device from the target block, wherein the targetblock is determined according to the target equipment identifier and the block height; uploading the target warehouse-in information to other blockchain nodes in the blockchain network for consensus,generating a current block corresponding to the target equipment identifier based on the target warehouse-out information and the target warehouse-in information when consensus is completed, and storing the current block. By adopting the method, the efficiency, effectiveness and safety of equipment management can be improved.

The invention discloses a precisely recorded mobile phone software testing method which comprises the following steps: a testing script file and a video recording program are prepared, and testing environment and parameters are initialized; a user sends a control command and carries out the testing script file execution and video recording; the user carries out operations on the mobile phone screen, and the video recording program and the testing script file record test logs in real time; in cast of a stop condition, the video recording process is stopped, the recorded test logs are systemized and written into a recording file; the recording file is filed and saved. With adoption of the precisely recorded mobile phone software testing method, the complete testing process and testing procedures can be displayed; process demonstration, trace and search are facilitated, the subsequent demonstration and the testing result display are facilitated, labor force is saved, and the testing efficiency is improved.

The invention provides a mobile medical remote video consultation platform and method based on the internet. The platform comprises a user authentication module, a conference management module, a consultation function module and a network communication module. The user authentication module is used for determining a doctor identity according to user login information, judging whether users can join a remote video conference or not and enabling the users capable of joining the remote video conference to join remote video consultation. The conference management module is used for managing and controlling the remote video conference. The consultation function module is used for carrying out the remote video consultation. The network communication module is used for participating communication of the users in the remote video conference. According to the platform and the method, multi-end login of a PC, a mobile phone, a tablet and so on can be supported in the user authentication module, thereby facilitating participation of the doctors in the consultation whenever and wherever possible.

The invention discloses an information system engineering supervision project bidding and tendering management system. The system comprises a grading user and a filing module. Wherein the graded userscomprise users, and the users comprise big leader users, leader users, integrated management department users, branch leader users, department manager users, common employee users and financial general supervision and cashier. The filing module comprises a registration filing module and a filing auditing module. The registration filing module comprises but is not limited to collection of a filingname, an owner unit, a contact person contact way, an initiator, an initiator department, a project investment amount or supervision fee, and generates a filing information form taking a filing number (department ID) as a keyword; wherein the initiator is associated with the user ID, and the initiator department is associated with the department ID. Grading fine management of each role of an enterprise on the bidding and tendering management process is realized, and complete data support is provided for subsequent project execution, cost statistical indexes and the like.

The invention relates to the technical field of tracing, in particular to an automobile part quality tracing system which comprises an RFID electronic tag, an RFID reader-writer, an RFID middleware, adata management platform and a tracing query platform, and the RFID electronic tag is used for storing data information of automobile parts. The data management platform is used for recording and tracking the production, sales and maintenance process information of the automobile parts and the RFID middleware, processing the label data information read by the RFID reader-writer, and uploading thedata information of the automobile parts to the data management platform; and the traceability query platform is used for querying and displaying data information and quality authentication information of the whole circulation process of the automobile parts and is connected with the data management platform through an existing communication network. The system can trace and inquire all detailedinformation of the automobile parts, so that tracing of the automobile parts is realized, a user can distinguish the authenticity and the quality of the automobile parts, traffic accidents occur, anda management department can easily track responsibilities.

The invention discloses a hypersonic wind tunnel model attitude angle measurement method based on schlieren images. The method comprises the steps: a, selecting a model characteristic line; b, preprocessing the images; c, identifying a feature line; d, solving a model feature line attack angle; and e, solving the attack angle of the model. The method is simple and convenient, easy to implement and accurate in result, does not generate extra interference on a model flow field in the measurement process, has no special requirements on model processing, does not need to add extra equipment in a wind tunnel, can be used for correcting wind tunnel previous test data, and can be popularized and applied to attack angle measurement of other high-speed wind tunnel models with schlieren equipment.

The invention discloses a comprehensive test instrument for testing multi-path conducting wires\connectors. The comprehensive test instrument is provided with a test instrument body, wherein the test instrument body consists of a mounting base plate, an operating panel and a housing; a printed circuit board is arranged on the mounting base plate; a singlechip main board and a data acquisition module are respectively mounted on the printed circuit board of the mounting base plate; the singlechip main board is respectively connected with the data acquisition module and a touch screen display module mounted on the operating panel through an RS232/RS485 communication interface; the data acquisition module is connected with a main interface board arranged on the operating panel and an SATA (serial advanced technology attachment) interface board through conducting wires; and a conducting wire\connector pushing plate arranged at the front end of the main interface board is connected with a push-off air cylinder mounted behind the operating panel through a travel compensation column. The comprehensive test instrument for testing multi-path conducting wires\connectors is used for carrying out comprehensive tests such as on-off state, voltage readings and signal categories on the multi-path conducting wire\connectors inserted into the main interface board and the SATA interface board by adopting the scan-round mode through the data acquisition module connected with the singlechip main board via the RS485 communication interface, and further, whether a product is qualified or not is judged according to set range parameters.

The invention provides an upper injection receiving processor simulator of a navigation satellite. The upper injection receiving processor simulator of the navigation satellite comprises an analog signal processing unit and a digital signal processing unit, wherein the analog signal processing unit is used for performing down-conversion on an upper injection radio frequency signal to an analog intermediate frequency signal by completing radio frequency signal down-conversion, digital-to-analog conversion and data transmission, then converting the analog intermediate frequency signal into a digital intermediate frequency signal, and transmitting the digital intermediate frequency signal to the digital signal processing unit after packaging the digital intermediate frequency signal; and thedigital signal processing unit is used for receiving the digital intermediate frequency signal based on GPU operation, and processing the digital intermediate frequency signal so as to simulate the receiving of an uplink injection signal when a satellite operates.

The invention is applicable to the technical field of block chains, and provides a cargo transaction method and device based on a block chain and a terminal device, and the method comprises the steps:receiving a contract signing request which comprises a first electronic contract and signer information; sending the first electronic contract to a signer corresponding to the signer information, andreceiving a second electronic contract signed by the signer; registering the second electronic contract in a block chain; and completing a cargo transaction according to the second electronic contract. According to the method and the device, the problems that a paper contract needs to be signed in an existing entity goods transaction process and relatively high time cost and transportation cost are needed can be solved.

The invention discloses a method, a system, a readable medium and a storage controller for updating code version information. The method for updating code version information includes: acquiring an updated code file from a code warehouse; acquiring the updated code file in the code warehouse A specific code version; combine the above specific code version and the internal code version of the update code file itself into a new code version. The present invention combines the basic service provided by the CI tool to automatically obtain the updated code version and modify the code file to obtain a new code version in each construction process, and then compiles, thereby realizing the purpose of automatically updating the binary version information, and the whole process does not require manual operation , to avoid mistakes, save time, and at the same time, it is convenient for the version to trace back the code when an error occurs, and ultimately improve the overall development efficiency.

The invention discloses an X-ray security check method and device based on multi-camera fusion. When a checked passenger places luggage on an X-ray security check instrument, the passenger image can be collected in real time, then the luggage is scanned by X-ray, a background binds the personnel information of the stage with the luggage X-ray image; when data are stored, X-ray visible images of luggage scanning are in one-to-one correspondence with passengers passing security check, and when a background analysis server identifies contraband goods, security check personnel can find passengers carrying the contraband goods or dangerous goods more quickly. On the basis of a traditional X-ray security check function, a person-bag automatic association function is added, and the luggage and the person to which the luggage belongs are bound through an image association technology, so that security check workers are helped to implement security check work more quickly and effectively. The address information of the data storage space and the luggage external image information are used as association intermediaries, and the data information between the passenger and the luggage is subjected to association storage, so that image tracing is facilitated.

The invention belongs to the field of machine-made sandstone equipment manufacturing and provides a high-quality granite machine-made sandstone aggregate production line. The production line adopts acrushing and screening process of jaw crusher coarse crushing, desilting and screening, pre-screening, cone crusher secondary intermediate crushing, vertical shaft impact crusher shaping and coarse aggregate finished product screening at the front end, and adopts a floor type sand making process at the rear end. According to the production line, technical means such as a computer network, wirelesscommunication, spatial positioning and geographic information are comprehensively utilized, monitoring and control information of operation of production line equipment compositions is integrated into a set of intelligent monitoring and control system, dynamic management and control of the sandstone aggregate production line are achieved, and controllability and flexibility of the whole production process are achieved. By adopting the production line, firstly, the high quality of the finished aggregate can be ensured; secondly, green and environment-friendly production process can be realized; and thirdly, the intelligent process control can be realized, and the controllability and the flexibility of the whole production process are ensured.

The invention relates to a QR code based full life period management method for a secrecy-involved carrier of a power supply enterprise, relates to the field of information safety, and solves the problems that management in the prior art is not sufficiently standard, is low in efficiency, lacks flow tracking and has difficulty in tracing a confidential event. Identification and data storage and matching technologies are used, key information is accessed and transmitted timely, a management flow is tracked, whole-process monitoring and control are realized, information of people, carrier, timeand place related to a behavior involving secrecy is combined effectively, the process amounts are recorded in an omnibearing and multi-angle way, the defects of randomness and volatility of artificial factors are overcome, the active secret-involved management capability is improved, and data support is provided for tracking an secrecy-involved event.

The invention discloses a data management method and device, equipment and a storage medium, and the method is applied to a MySQL database, and comprises the steps: receiving a data modification request work order submitted by a user through a work order system, the data modification request work order comprising work order information; modifying the MySQL database according to the data modification request work order; recording modification information of the data modification request work order, wherein the modification information is used for indicating modified data in the database; and storing the modification information in a search engine, and associating the modification information with the work order information. Thus, the modification information is stored in the search engine,and the modification information is associated with the work order information of the data modification request work order, so that the modification records of the database can be stored in the searchengine and the work order system for a long time, and a user can conveniently trace back the modification condition of the database at any time.

The invention discloses a fault diagnosis method based on network historical topology traffic, which comprises the following steps: carrying out data acquisition through a self-defined SNMP-MIB, carrying out traffic data acquisition based on traffic, associating traffic data with topology data, and storing topology and traffic associated data at the moment; generating historical traffic topological data based on the time dimension; enabling an administrator to retrieve and analyze the historical topology flow data based on the time dimension, so that fault positioning and reason analysis are carried out, and the fault position and reason can be quickly positioned.

Disclosed is a multifunctional test method for a TD-LTE (time division-long term evolution) network. The multifunctional test method for the TD-LTE network includes the step of establishing a server used for simulation and connected with an MME (mobile management entity) in the TD-LTE communication network and a user plane access SGW (service gateway) in wired mode firstly, wherein the server used for the simulation can be connected with the MME in the TD-LTE communication network in communication mode through an S1-MME interface. The multifunctional test method for the TD-LTE network effectively prevents the defects that subjective factors greatly influence a manual test, an automatic dial testing system based on sites occupies a large quantity of wireless resources, and can not achieve fault positioning, a traditional device webmaster and traditional instrument dialing only can provide a statistical index objective quantification criteria, and a manufacturer device fault tolerance ability test for a preliminary stage of construction of the TD-LTE network is not performed.