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38results about How to "Reduce network stress" patented technology

Space-time data processing platform and method based on time and space data models

The invention relates to a space-time data processing platform and method based on time and space data models, and belongs to the technical field of space-time big data processing and analysis, a datamodel is established through combination of time and space data, changes of space factors over time can be realized, time, space and attribute characteristics of geographical things and phenomena canbe organically combined, and the geographical things and phenomena can be enriched as an expression content, and meanwhile, the rapid analysis, writing, persistence and multi-latitude aggregate queryof the space-time data are supported.
Owner:北京天机数测数据科技有限公司

Self-adaptive congestion control method for dynamically adjusting gain coefficient

The invention discloses a self-adaptive congestion control method for dynamically adjusting a gain coefficient. A target value reflecting a network condition is calculated by stages; the congestion condition of a current network is determined according to the target value of the network condition reflected in each stage, and the sending rate gain coefficient at a subsequent moment in the network is adaptively adjusted based on the congestion condition of the current network, so that the sending rate can be adaptively adjusted according to the change of the network, and the transmission rate ofthe network is made relatively high. Besides, the ratio of the mean value to the variance is calculated to determine whether the current network is a wired network or a wireless network. According tothe method, adaptive switching in a wired or wireless network environment can be realized, and different minimum round-trip delays are switched according to different network environments to serve asreferences for measuring the network condition, so that the difference between the estimated congestion window value and the actual link capacity is relatively small, and the waste of network resources is avoided.
Owner:HUAZHONG UNIV OF SCI & TECH

State monitoring method and device for wind power generator set

The embodiment of the invention provides a state monitoring method and device for a wind power generator set. The method comprises the following steps of acquiring vibration data of a target part on the wind power generating set and running data of the wind power generating set at the corresponding moment, storing the vibration data and the running data in a database; analyzing the running state of the wind power generating set according to the running data and the vibration data, and storing the analysis result in the database; determining whether the network occupancy rate of the communication network with the upper computer is lower than a preset threshold value or not; and if yes, sending the vibration data, the running data and the analysis result to the upper computer from the database, so that the upper computer can determine the running state of the wind power generating set according to the vibration data, the running data and the analysis result. According to the embodiment of the invention, continuous vibration data can be analyzed in real time, and the load of an upper computer is reduced.
Owner:BEIJING GOLDWIND SCI & CREATION WINDPOWER EQUIP CO LTD

Multi-mode switching type Internet of Vehicles routing method

The invention discloses a multi-mode switching type Internet of Vehicles routing method. The method comprises the following steps that: an RSU node performs switching judgment according to the sendingcondition of a data packet of the RSU node and the use condition of a cache stack, and performs switching among a V2I2V greedy forwarding mode, a prediction+copy transmission mode and a load balancing mode. According to the invention, the RSU wired network is utilized to assist in delivering the inter-vehicle multi-hop message. The load balancing according to the residual survival time of the data packet in combination with the estimated waiting time in the RSU message waiting queue, the data packets originally gathered in the heavy-load RSUs are shared to each light-load RSU, so that the network pressure of the heavy-load RSUs is reduced. The overtime packet loss caused by long-time waiting of the data packets in a message waiting queue of the heavy-load RSUs is avoided. Meanwhile, threeworking modes are designed for the RSU, so that the routing protocol can adapt to working environments with low vehicle node density and high vehicle node density. The end-to-end time delay of Internet of Vehicles routing is reduced, and the delivery rate is improved.
Owner:SOUTH CHINA UNIV OF TECH

Forest resource one-picture achievement quality inspection method and system and cloud platform

The invention relates to a forest resource one-picture achievement quality inspection method and system and a cloud platform, submission and inspection are carried out according to a data processing process, county-level submission is carried out at any time, provincial-level summarization is carried out at any time for inspection, the inspection work is carried out by stages according to a work process, and the next step is carried out on the basis of ensuring that the work of the previous stage is correct, errors are corrected in the bud, repetition of county-level operation and provincial-level inspection is avoided, timeliness is greatly improved, county-level achievements are summarized into a provincial-level summarizing database, the whole province is summarized into an achievement set of a graph for inspection in a provincial-level summarizing mode, inspection of the whole province can be completed through one-time inspection, the inspection efficiency is greatly improved, and all submission is converted into key submission, so that the system storage and network pressure is greatly reduced.
Owner:SICHUAN FORESTRY & GRASSLAND INVESTIGATION & PLANNING INST (SICHUAN FORESTRY & GRASSLAND ECOLOGICAL ENVIRONMENT MONITORING CENT) +3

Mass Internet of Things equipment authentication method, storage medium and information data processing terminal

The invention belongs to the technical field of Internet of Things security, and discloses a massive Internet of Things equipment authentication method, a storage medium and an information data processing terminal. The massive Internet of Things equipment authentication method comprises the steps: IOT equipment interacts with a smart city operation center IOC, and equipment initialization is completed through a secure channel; the equipment initialization stage is completed, and an aggregator AG is selected through the IOC to perform aggregator authentication; after the aggregator authentication is completed, the IOT equipment completes group authentication under the assistance of the AG; and after the group authentication is completed, the intra-group equipment completes session key negotiation under the assistance of the AG. According to the method, the equipment with the high trust value is selected as an aggregator to assist the IOC to carry out group certification on other equipment, so that remote certification of massive IOT equipment is more reliable and efficient. Meanwhile, a reputation mechanism is used for supervising the trust value of the equipment, and the situation that the whole system network is affected due to the fact that the successfully authenticated equipment is dealt with by an attacker is prevented.
Owner:XIDIAN UNIV

Signaling processing method and system, network side equipment and terminal

The invention provides a signaling processing method and system, network side equipment and a terminal. The method comprises the following steps of: receiving a close request message transmitted by the terminal; transmitting a connection close message to the terminal according to the close request message and getting a service channel resource before close of the terminal in a disabling state, wherein the connection close message comprises entering of a quick recover connection state cell so that active set records before close are stored by the terminal according to the quick recover connection state cell and an idle state is entered; and receiving a recover message request message which is transmitted by the terminal under the condition that the current wireless environment of the terminal and the wireless environment in the active set records before close, stored before close, do not change, recovering a null interface connection state before close according to the service channel resource before close of the terminal, and transmitting a recover message acknowledgement message to the terminal, so that the signaling processing of reconstruction connection is saved, and signaling load and network load of a mobile network are also reduced.
Owner:HUAWEI TECH CO LTD

Time calibration method, device and computer storage medium

The embodiment of the invention discloses a time calibration method, a device and a computer storage medium, and belongs to the technical field of communication. The method comprises the steps that aheartbeat server receives a heartbeat request message sent by a node; the heartbeat server generates a heartbeat response message, wherein the heartbeat response message comprises the local time of the heartbeat server, and the local time of the heartbeat server is synchronous with the time of a time server; the heartbeat server sends the heartbeat response message to the node. Therefore, the nodecalibrates the local time of the node according to the local time of the heartbeat server.
Owner:TENCENT TECH (SHENZHEN) CO LTD

Virtual machine mirror image template uploading method of shared memory of cloud platform

The invention relates to the field of cloud computing, and particularly relates to a virtual machine mirror image template uploading method of a shared memory of a cloud platform. The method comprisesthe following steps: firstly, requiring a mirror image service component to provide a mirror image uploading API on the shared memory, wherein the API request parameter contains the metadata information of a mirror image source; then calling the mirror image uploading API to perform data persistence on the metadata information of the mirror image source; sending the id of a mirror image, the sizeof the mirror image and path parameters of the mirror image source to mirror image uploading service where a host of the mirror image source is located; and finally creating an original file of the mirror image by the mirror image uploading service according to the id and the size of the mirror image, then converting a magnetic disk file of the mirror image source onto the original file of the mirror image, and accomplishing the mirror image template uploading after the conversion is accomplished. By adoption of the virtual machine mirror image template uploading method, the network transmission time of mirror image uploading on the shared memory is shortened; and the virtual machine mirror image template uploading method can be used on virtual machine mirror images.
Owner:G CLOUD TECH

Scheduling method and system for task decision-making

InactiveCN106469352AEase decision processingReasonable and effective resource integrationResourcesDecision systemInformation resource
The invention provides a scheduling method and system for task decision-making. The scheduling method comprises the steps that a local command system releases a task to be decided; a joint command system decomposes the task to be decided into a meta-task set comprising at least two meta-tasks and distributes the meta-task set to the local command system and an external decision-making system; the local command system and / or the external decision-making system determine / determines the undertaken meta-tasks respectively according to a predetermined strategy, and feed / feeds back the undertaken meta-tasks to the joint command system; the local command system and / or the external decision-making system finish / finishes the undertaken meta-tasks respectively, and feed / feeds back decision-making and evaluation results of the meta-tasks to the joint command system; and the joint command system calculates an optimal task decision according to the received decision-making and evaluation results of the meta-tasks. The scheduling method and system provided by the invention can meet a requirement of a large number of various task applications, resource integration is performed on an existing information resource and decision-making system reasonably and effectively, and decision-making requirements of high quality and high timeliness of an emergency task in an unconventional condition are met.
Owner:SPACE STAR TECH CO LTD

Video playing method and device, electronic equipment and storage medium

The invention relates to a video playing method and device, electronic equipment and a storage medium. The method comprises the following steps: when it is detected that a target client displays a preset page, obtaining first configuration information of at least one target video associated with the preset page and local cache information of a target client, wherein the first configuration information comprises identification information of the target video, and the local cache information of the target client comprises identification information of a video cached by the target client; determining the video caching state of the target client according to the first configuration information and the local caching information, wherein the video caching state is used for representing the caching progress of the target client for the at least one target video; and downloading and caching the at least one target video which is not cached completely by the target client according to the videocaching state in order to realize pre-caching of the video.
Owner:BEIJING DAJIA INTERNET INFORMATION TECH CO LTD

RCS system configuration method and apparatus, RCS system

The invention provides a RCS system configuration method and apparatus, a RCS system. The configuration method comprises the following steps: a management server receives a configuration request froma client device, wherein the management server is arranged between the client device and a BOSS; the management server obtains configuration information requested by the configuration request; and themanagement server feeds back the configuration information to the client device.
Owner:ZTE CORP

Block chain data processing device and method and storage medium

The invention relates to a block chain technology, and discloses a block chain data processing device and method and a storage medium. The block chain data processing method comprises the steps: calling a monitoring intelligent contract to monitor the system information of a node in a multi-chain scene of an alliance chain, and enabling the system information to comprise the storage capacity of the node; if monitoring that the current storage capacity of the node is larger than or equal to the preset first disk capacity, planning the multi-link data stored on the node according to the link names, and dividing the multi-link data with the same link names into the same pre-created directory; if the transaction in execution does not exist on the node at present, sending a starting message toa predetermined node, and after the predetermined node is started, synchronizing at least one directory of the divided multi-link data to the predetermined node; and deleting the multi-link data afterreceiving a completion message that the predetermined node reads the multi-link data in the directory. According to the invention, simple, convenient and efficient capacity expansion operation can berealized in a multi-chain scene.
Owner:ONE CONNECT SMART TECH CO LTD SHENZHEN

Agricultural machinery monitoring data cleaning method and device based on multi-condition time sequence

The invention provides a monitoring data cleaning method based on a multi-condition time sequence. The method comprises the following steps: acquiring operation condition data and image snapshot data of a monitoring vehicle in a current land parcel; preprocessing the operation condition data, and dividing the data into a training set and a test set; inputting the working condition time sequence into a multi-condition time sequence model for feature extraction to obtain multi-dimensional spatial-temporal features; fusing the multi-dimensional spatial-temporal characteristics according to channels to obtain working condition state prediction information; and inputting the working condition information corresponding to the snapshot time in the test set into the trained model to obtain a current snapshot image cleaning state prediction result of the vehicle. The problems of calculation interference of the straw coverage rate of protective farming and storage redundancy and transmission congestion of monitoring equipment are solved, and the data quality and the data utilization rate are improved; the influence on the accuracy of subsequent land parcel operation quality evaluation is reduced, and the network pressure caused by data concurrency is relieved.
Owner:INST OF SEMICONDUCTORS - CHINESE ACAD OF SCI

Intelligent POS equipment certificate loading method

The invention provides an intelligent POS equipment certificate loading method, which mainly realizes certificate batch signing and issuing and certificate loading through a CA / RA server, a certificate management server TCMS, a security key device SCD and a POS, so as to provide an intelligent POS equipment certificate loading method for safely and quickly loading POS terminal equipment certificates.
Owner:SHANGHAI SUMI TECH CO LTD +1

Mobile advertisement distribution method and system

The invention discloses a method for distributing mobile advertisements. The method comprises the following steps: sending a domain name server DNS query request to an external network; acquiring a multicast address in different ways according to whether the query request carries location information; according to the multicast The address joins the corresponding multicast group, and sends an advertisement service request to the multicast source; receives the advertisement distributed by the multicast source to the multicast group. The invention also discloses a mobile advertisement distribution system. The present invention achieves a new type of mobile network by receiving and analyzing the domain name query results returned by the external network to obtain the multicast address, joining the corresponding multicast group according to the multicast address, and receiving the advertisement distributed by the multicast source to the multicast group. The multicast source of the multicast group in the advertising system can distinguish mobile advertisements belonging to different locations and can determine the beneficial effect of the correct advertisement receiving user, which improves user experience, effectively utilizes air resources, and reduces the operator's burden. Network stress.
Owner:ZTE CORP

Method and system for monitoring survival status of server

The invention belongs to the technical field of a server and particularly relates to a method and system for monitoring a survival status of a server. The method comprises the steps that: a second server regularly generates a second survival packet and regularly sends the second survival packet to a first server; the first server receives the second survival packet sent by the second server, reassembles the received second survival packet and generates an assembled second survival packet; then the assembled second survival packet is sent to a monitoring server; and the monitoring server receives the assembled second survival packet sent by the first server, monitors the survival status of the second server and the like. The method can be used for monitoring the survival status of the server, and a interface of the second server does not need to be arranged on the monitoring server, and thus, the number of interfaces on the monitoring server can be reduced and a network pressure of themonitoring server can also be reduced, so that efficiency of the monitoring server can be improved.
Owner:GUIYANG LONGMASTER INFORMATION & TECHNOLOGY CO LTD

Massive IoT device authentication method, storage medium, and information data processing terminal

The invention belongs to the technical field of Internet of Things security, and discloses a massive Internet of Things device authentication method, a storage medium, and an information data processing terminal. The massive Internet of Things device authentication method interacts between an IOT device and a smart city operation center IOC, and completes the device through a secure channel. Initialization; after the device initialization phase is completed, the aggregator AG is selected through the IOC for aggregator authentication; after the aggregator authentication is completed, the IOT device completes the group authentication with the assistance of the AG; after the group authentication is completed, the devices in the group complete the session encryption with the assistance of the AG key negotiation. The invention selects a device with a high trust value as an aggregator, assists the IOC to perform group certification for other devices, and makes the remote certification of a large number of IOT devices more reliable and efficient. At the same time, the present invention uses a reputation mechanism to monitor the trust value of the device, preventing devices that have successfully authenticated from being instigated by attackers to affect the entire system network.
Owner:XIDIAN UNIV

Method and system for transmitting electronic receipt based on virtualization platform

The invention provides a method and system for transmitting an electronic receipt based on a virtualization platform, and the method comprises the steps: enabling a first virtual machine to respond to an electronic receipt request of a user, and obtaining an electronic receipt path from a second virtual machine under the same host; and based on the electronic receipt path, obtaining an electronic receipt picture from the shared virtual disk and feeding back the electronic receipt picture to the user. According to the method and system, two virtual machines are created on the same host, one virtual machine deploys a back-to-order subsystem, one virtual machine deploys a front-end subsystem, a shared virtual disk is created, and the shared virtual disk is mounted on the two virtual machines. After the electronic receipt is generated by the receipt subsystem, an electronic receipt picture is stored in a shared virtual disk, and only the electronic receipt picture path is stored and transmitted through a network. The front subsystem can read the electronic receipt picture from the shared virtual disk and provide the electronic receipt picture to a customer without a network, so that the network pressure between the receipt subsystem and the front subsystem is reduced.
Owner:济南浪潮数据技术有限公司

Multi-type data multi-node asynchronous issuing and delay integration method

PendingCN113507497AReduce network stressImprove the efficiency of file synchronization and deliveryData switching networksData fileCurrent time
The invention discloses a multi-type data multi-node asynchronous issuing and delay integration method, and the method comprises the following steps: S1, generating incremental deployment data in a data source server, wherein each data node server acquires incremental deployment data file content and an issuing requirement; S2, enabling the data node server to generate a corresponding configuration file; S3, sending the configuration file to each service terminal server for real-time increment and delay increment synchronous deployment; S4, judging whether the current time period is a network busy time period or a network idle time period for the delayed issuing data; S5, for the real-time issued data, judging whether the data is successfully issued, and if the data is failed to be issued, periodically and circularly detecting the failed data and the delayed data to be issued in a network idle period by the data node server until all the data are successfully issued. The utilization rate of the network in the idle period of the network is improved, and data file missing transmission caused by issuing failure is effectively prevented; and real-time data synchronous sharing and non-real-time data delay integration are realized.
Owner:常州皓鸣信息科技有限公司
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