11results about How to "Avoid data redundancy" patented technology

The application discloses a fire-fighting early warning monitoring device for a smart park, and relates to the technical field of fire-fighting monitoring.The fire-fighting early warning monitoring device comprises a upper shell and a lower shell which cooperate with each other; further comprises a driving structure A connected with the upper shell and driving the upper shell to rotate along the lower shell, and a driving structure B used for driving the lower shell to move up and down along the vertical direction; the end of the upper shell is provided with two ventilation holes which are centrally symmetric; a smoke sensor is installed in the lower shell, and a temperature sensor is arranged on the top of the upper shell.The smoke sensor is arranged between the upper shell and the lower shell, so that when the smoke sensor needs to be used, the upper shell and the lower shell are controlled to move to realize the contact between the smoke sensor and external air, thereby avoiding the problem that the surface of the smoke sensor is attached with dust due to the fact that the smoke sensor is long-term placed in air with dust, and the problem that the sensitivity of the existing smoke sensor is affected is solved.

The application discloses a kind of gas pollution source detection traceability system, it is related to gas pollution source instantaneous discharge traceability detection technical field;The present application determines target position by extracting the abnormal position in traceability signal, determines the detection route with target position as starting point, matches unmanned aerial vehicle for each route to collect pollutant concentration and collect environmental data, then the compensation amount is corrected pollutant concentration by matching collected environmental data, concentration distribution map is constructed and diffusion main shaft and diffusion time are determined, and the distance of emission source is calculated to lock the suspected position, finally, the real pollution source is obtained by verifying the suspected source through CFD model;In the technical scheme, the pollution area can be covered without dead angle by multi-unmanned aerial vehicle and other angle partition detection, and the concentration data is ensured to be complete and continuous;CFD model verification greatly improves the positioning accuracy of pollution source, shortens the response time of traceability in the instantaneous discharge scene, reduces the positioning error, provides key technical support for rapid disposal of leakage and reduction of pollution diffusion.

The invention provides a substrate glass defect detection method and device, and relates to the technical field of glass detection. The method comprises the following steps: S1, acquiring a first image of to-be-detected substrate glass by a line scanning imaging mechanism, wherein the first image is an integral image comprising an edge area and a middle area of the to-be-detected substrate glass; s2, the detection module identifies a defect area of the to-be-detected substrate glass based on the first image, and performs defect coordinate marking on the defect area; s3, according to the defect coordinates, triggering an area array imaging mechanism to carry out n-time magnification imaging on the defect area to form a second image; s4, the processing module performs defect type classification on the defect area based on the second image; and S5, performing grade judgment on the to-be-detected substrate glass based on the detection result of the to-be-detected substrate glass.

The invention discloses a link tracking sampling rate adjusting method and device, relates to the technical field of cloud computing and can also be used in the financial field, and the method comprises the following steps: obtaining tracking index data including a tracking sampling rate and index data of a JAVA virtual machine; extracting host name and service name information based on the index data of the JAVA virtual machine; and adjusting the tracking sampling rate corresponding to the corresponding service of the corresponding host based on the index data of the JAVA virtual machine, the tracking sampling rate, the host name and the service name information. Therefore, automatic real-time adjustment of the link tracking sampling rate of the specific service on the specific host is realized, manual intervention is not needed, the labor cost is reduced, and the problem of data redundancy caused by improper setting of the sampling rate is avoided.

The application provides a PLC device alias identification and online authorization method and system. A device alias mapping network is constructed based on a red-black tree to record original PLC devices and corresponding original model information. The system generates an authentication code according to the original model information of the customized device. A user inputs the authentication code and obtains a user PLC device customized model. The original PLC device is upgraded to the customized model by using a firmware upgrade tool. A server randomly generates a salt value. The PLC device performs MD5 encryption on the randomly generated salt value and a unique identifier. The encryption result is used as a complete salt. The PLC device model and manufacturer information are MD5 encrypted as an authentication password. The verification information is AES encrypted. The encrypted verification value is compared and verified. If the verification information is consistent, the authorization is passed. The application can quickly release new device models, reduce operation and maintenance costs, and reduce the waiting time for repeated packaging tests.

The present disclosure relates to the field of communication technology, and provides a rail transit vehicle-mounted wireless fusion communication terminal network system dynamic switching method and device. The method comprises collecting Trace information of the terminal, collecting performance information, operating parameter information and fault information of each network system, generating available level 11 set and 21 set based on communication quality and network performance information respectively; generating network system 1 set and 2 set allowed to access based on network topology and fault information; generating target access network set based on the intersection of available level 11 set and 21 set, and network system 1 set and 2 set allowed to access; determining that the target access network set is different from the terminal historical access network set, sending the target access network set to the terminal through a switching instruction, and the terminal processes the target access network set, and performs new connection and disconnection processing. The method combines multiple information to make a switching decision, and can improve the correctness and reliability of switching.

The invention provides a user tag storage method, a storage medium, a program product and a bank system. A target system comprises a plurality of nodes with a hierarchical relationship, each node corresponds to a plurality of user tags, and the method comprises the steps that the tag number of all nodes in an ancestor chain of each bottom layer node is determined according to the mapping relationship between the nodes and the number of the user tags and the hierarchical relationship, and the bottom layer node is the node located at the bottommost layer in the hierarchical relationship; and storing the user tags corresponding to the ancestor chains into at least one storage structure according to the tag quantity corresponding to each ancestor chain and a preset threshold, so that the total quantity of the user tags stored in each storage structure is smaller than or equal to the preset threshold. The problem that the service performance is reduced due to the storage mode of the current user tag is solved, and the service performance is effectively improved.

This disclosure relates to the field of data processing technology, specifically to data acquisition methods, data display methods, data reporting methods, and apparatus. The data acquisition method applied to a server includes: determining the current network level based on the network conditions between the server and the mobile device; determining the current sampling rate corresponding to the current network level based on a preset correspondence between network levels and sampling rates; sending a sampling rate command to the industrial control computer (ICC) based on the connection with the ICC and the current sampling rate to control the ICC to acquire data based on the current sampling rate; receiving data reported by the ICC; and sending the data to the mobile device for display. This method enables the data acquisition frequency to adapt to the network conditions between the server and the mobile device, thereby effectively avoiding data redundancy or packet loss, ensuring the integrity and efficiency of data transmission, and thus improving the reliability of data display on the mobile device.

This invention relates to the field of data acquisition technology, and discloses a data acquisition method, apparatus, device, and storage medium. The method includes: acquiring a road edge deviation scene type; determining whether a corresponding start data recording trigger condition is met based on the road edge deviation scene type; and when the corresponding start data recording trigger condition is met, receiving a start recording signal and recording data for the corresponding road edge deviation scene based on the start recording signal. This invention solves the problems of low efficiency and limited scene data content in road edge deviation scene data acquisition due to the need for manual judgment and filtering, by determining whether a corresponding start data recording trigger condition is met based on the road edge deviation scene type, and recording data for the corresponding road edge deviation scene based on the start recording signal when the condition is met. This achieves accurate acquisition and avoids data redundancy.

This invention relates to the technical field of customer demand response management, and provides a method and system for collaborative response to customer demands. The method includes: receiving and storing resource reservation declarations submitted by processing units to obtain resource pre-occupancy information of the processing units; monitoring and recording the dwell time of customer demands in the processing stage; when the dwell time exceeds a preset threshold, querying the resource reservation declarations to determine whether corresponding resource pre-occupancy information exists in the processing stage, and obtaining a resource pre-occupancy judgment result; if the resource pre-occupancy judgment result indicates existence, updating the status of the customer demand to a specific status indicating the reason for resource pre-occupancy; when the customer demand is in the specific status indicating the reason for resource pre-occupancy, suppressing the triggering of preset downstream processes, thereby realizing the identification and handling of process anomalies in collaborative response to customer demands. This invention has the advantage of improving the accuracy and efficiency of process anomaly handling.

According to the method, a wind power plant space layout, a power transmission line topological structure and equipment surrounding environment dynamic information are integrated, and a wind power plant three-dimensional digital atlas is constructed; the management unit is used for carrying out multi-dimensional intelligent partitioning on the wind power plant on the basis of a vegetation dynamic change rule in the three-dimensional digital atlas and an equipment space topological relation, and dividing different risk levels and routing inspection priorities; and configuring an optimal multispectral camera waveband combination and inspection target parameters for each partition according to an inspection partition result, and establishing a partition-camera-target mapping configuration table. According to the invention, the wind power plant is divided into management units with different risk levels and routing inspection priorities, and the three-bit character partition codes are given, so that routing inspection resources can be accurately put according to regional risk characteristics, the problems of poor pertinence and low efficiency of a traditional unified routing inspection strategy are solved, and the routing inspection efficiency is improved. And the monitoring frequency and precision of the high-risk area are obviously improved.