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39 results about "Association strategy" patented technology

Association strategy makes it possible for your organization to escape the confines of your current position and take new ground.

Target movement situation information data association strategy-based target tracking method

The invention discloses a target movement situation information data association strategy-based target tracking method. The method includes the following steps that: step 1, the track of a target to be selected is created; step 2, tracking processing is carried out on the track of the target to be selected, a reasonable track of a formal target is established according to a target starting condition; and step 3, a Kalman filtering model is used to carry out filtering estimation processing on the tracks of a tracked target and the formal target, so that a track state estimation value can be obtained, the time to closest point of approach (TCPA) of the tracked target and the formal target is calculated according to a ship collision avoidance radar measurement model and a TCPA value is compared with a target separation time threshold, a target approach time threshold and a target overlap time threshold, so that the movement state information of the targets can be obtained; and step 4, and the association strategy and associated algorithm of the trace points and tracks of the tracked target are determined according to the movement state information of the targets, and the association relation of the tracked target and the trace points can be obtained.
Owner:THE 28TH RES INST OF CHINA ELECTRONICS TECH GROUP CORP

Echo fused target track association method based on track state estimation

The invention discloses an echo fused target track association method based on track state estimation.The method comprises the steps of conducting polar coordinate sector partitioning, conducting track starting/updating, conducting track prepushing and associated sector calculation, and judging the state of the prepushed track in an associated sector according to a corrected target fusion threshold and setting the state of the track as non-fusion, pre-fusion or fusion.Different track association strategies are adopted for the three track states; track-trace point association is conducted on the non-fusion track with the conventional nearest neighbor method; track association is conducted on the pre-fusion track with the target feature information assisted nearest neighbor method; for the fusion track, within the fusion wave gate range, feature information is used as the main basis for track association after echo defusion, the fusion track and a track cluster are updated in real time, and the fusion track and the track cluster are deleted if the number of tracks in the track cluster is lower than 2.By the adoption of the method, the probability of mis-tracking or track losing after target fusion can be reduced, and tracking stability can be improved.
Owner:中船鹏力(南京)大气海洋信息系统有限公司 +3

Implicit discourse relation recognition method based on multi-granularity generation image enhancement representation

The invention discloses an implicit discourse relation recognition method based on multi-granularity generated image enhancement representation, and provides a multi-granularity generated image and aneural network for enhancing argument vector representation by simulating an association strategy for the first time due to the problems of ambiguity, fuzziness and the like of texts. Corresponding images according to different granularities (sentence level and phrase level) of texts are introduced, which helps understand semantics of chapters. In order to better capture context information of a text image, text and image features are integrated according to the sequence information of the text .Important image-text information and interaction information are captured in an image-text vector sequence representation whole formed by splicing two arguments by utilizing a self-attention mechanism; therefore, argument vector representation is further enriched, feature vector representation usedfor recognizing the discourse relations is obtained, and finally the feature vector representation used for recognizing the discourse relations is input into the discourse relation recognition layerfor discourse relation recognition.
Owner:TIANJIN UNIV

Product data packet management system and method

The invention provides a product data packet management system, which performs cross-domain collaboration on data packets of a product and process driven and closed-loop management on the data packetacceptance checking process in a non-networked environment. The system comprises a data packet collection subsystem and a data packet acceptance checking and managing subsystem, wherein the data packet collection subsystem comprises a data packet template management module, a data packet collection module, a data packet import and export module and a site and user authority management module and is used for collecting data packets and establishing an association strategy among a site, a user and data so as to realize strong association among the site, the user and the data, thereby realizing effective transmission and collaboration of data among a single-machine unit, a subsystem unit and an overall unit in the non-networked environment; and the data packet acceptance checking and managingsubsystem comprises a data packet import and export module, a data packet parallel acceptance checking module, a to-be-handled closed-loop management module and a data packet application module and is used for performing process-driven and closed-loop management on the acceptance checking process of the data packets collected by the data packet collection subsystem.
Owner:BEIJING SPACE TECH RES & TEST CENT

Virtual-medium-based material storage management method and system

The invention discloses a virtual-medium-based material storage management method and system. The method comprises the following steps that: introducing high-quality audio-video file paths and material metadata information of materials through invoking a material import interface by an external system; copying high-quality audio-video files of the materials into a high-quality storage subsystem; converting the high-quality audio-video files of the materials into audio-video stream media files, storing the audio-video stream media files in a stream media storage subsystem, and associating high-quality files into a virtual medium according to an association strategy; determining whether the virtual medium is fully filled with the high-quality files, if yes, writing contents in the virtual medium into a physical medium by a read-write device; storing the physical medium in a strip rack; and finding out a required physical medium by a user through browsing stream media so as to take back the stream media physical medium for use. According to the method, material storage, access and browsing efficiencies are improved to a large extent, the management efficiency and work efficiency of media contents are improved, and the system cost is greatly reduced. In addition, the invention discloses a system for implementing the method.
Owner:CHENGDU SOBEY DIGITAL TECH CO LTD

Reservoir dispatching system automatic calculation method based on information association

The invention discloses a reservoir dispatching system automatic calculation method based on information association. The method comprises the steps of firstly analyzing an association relation among calculation quantities of a reservoir dispatching system, defining and configuring the calculation priority of each calculation quantity of the reservoir dispatching system, performing configuration according to characteristics of the calculation quantities and the association relation among the calculation quantities for forming an automatic calculation information association strategy, and finally performing automatic calculation according to the information association strategy, the priority sequence and a corresponding algorithm which is bond with the calculation quantities, and storing a calculation result into a corresponding list of a database. According to the reservoir dispatching system automatic calculation method, on the condition that partial acquired information are discontinuous, because the automatic association relation exists among calculation data items, associated calculation can be performed in manual calculation for some quantities, thereby reducing workload in complementary calculation in automatic calculation and improving data consistency.
Owner:NANJING NARI GROUP CORP +1

Device and method used for dynamically controlling application, and mobile terminal

The invention discloses a device and a method used for dynamically controlling an application, and a mobile terminal. The device comprises an embedding unit, a notification unit, a decision unit and aprocessing unit, wherein the embedding unit is a controlled application embedding state monitor which needs to be dynamically controlled in user equipment; the notification unit analyzes a control instruction from control service to obtain a notification message which aims at the specific controlled application, and sends the notification message to the state monitor of the specific controlled application so as to accelerate the state monitor to generate a response message; the decision unit determines a processing strategy which carries out dynamic control by aiming at the specific controlled application on the basis of the response message received from the state monitor of the specific controlled application, and determines the association strategy of an association application relatedto the dynamic control on the basis of the processing strategy; and the processing unit carries out dynamic control on the specific controlled application according to the processing strategy under asituation that the association application is controlled on the basis of the association strategy.
Owner:BEIJING ANYUNSHIJI TECH CO LTD

Method for associating user to network under small cell base station ultra-dense deployment

The invention provides a method for associating a user to a network under small cell base station ultra-dense deployment for improving the energy efficiency of a hybrid energy heterogeneous network under ultra-dense deployment. The method comprises the following steps: firstly, a base station sets and transmits a base station weight value and a priority according to own power consumption situation; and secondly, the user perceives the use condition of green energy in an association process and preferentially accesses the base station with sufficient green energy. In the embodiment, a hybrid energy ultra-dense heterogeneous network scene in which power energy and green energy supply power at the same time is considered, modelling is performed on large-scale channel fading by using a dual-slope path loss model in 5G, and the user adaptively adjusts the association strategy according to the collection condition and use condition of the green energy of the base station. In the embodiment,the resource allocation and the transmitting power of the base station in the association process are optimized in combination with the matching theory, thereby effectively reducing the power consumption and improving the energy efficiency.
Owner:NORTH CHINA ELECTRIC POWER UNIV (BAODING)

Automatic Calculation Method of Water Regulation System Based on Information Association

The invention discloses a reservoir dispatching system automatic calculation method based on information association. The method comprises the steps of firstly analyzing an association relation among calculation quantities of a reservoir dispatching system, defining and configuring the calculation priority of each calculation quantity of the reservoir dispatching system, performing configuration according to characteristics of the calculation quantities and the association relation among the calculation quantities for forming an automatic calculation information association strategy, and finally performing automatic calculation according to the information association strategy, the priority sequence and a corresponding algorithm which is bond with the calculation quantities, and storing a calculation result into a corresponding list of a database. According to the reservoir dispatching system automatic calculation method, on the condition that partial acquired information are discontinuous, because the automatic association relation exists among calculation data items, associated calculation can be performed in manual calculation for some quantities, thereby reducing workload in complementary calculation in automatic calculation and improving data consistency.
Owner:NANJING NARI GROUP CORP +1

Trusted system suitable for sensing computing layer of industrial Internet of Things

The invention provides a trusted system suitable for an industrial Internet of Things sensing computing layer, comprising a cache unit configured to be connected with an association unit and used for temporarily storing pre-detection information; the strategy library is configured to be connected with the association unit and used for storing association strategies; the association unit is configured to be connected with the acquisition end, the strategy library and the cache unit, and is used for receiving the post-detection information of the acquisition end, associating the pre-cached pre-detection information and the newly detected post-detection information into transmission information according to an association strategy of the strategy library, and transmitting the transmission information to the acquisition end; and caching the later detection information as the previous detection information of the next group of detection information. According to the invention, the prior detection information and the later detection information are associated into the transmission information to be sent, so that the prior received detection information can be verified, the cracking difficulty in the transmission process can be improved, the operation efficiency of the receiving end can be improved, and the method has the advantages of safety in use and high credibility.
Owner:ZHENGZHOU NORMAL UNIV

Target Tracking Method Based on Target Movement Situation Information Data Association Strategy

The invention discloses a target movement situation information data association strategy-based target tracking method. The method includes the following steps that: step 1, the track of a target to be selected is created; step 2, tracking processing is carried out on the track of the target to be selected, a reasonable track of a formal target is established according to a target starting condition; and step 3, a Kalman filtering model is used to carry out filtering estimation processing on the tracks of a tracked target and the formal target, so that a track state estimation value can be obtained, the time to closest point of approach (TCPA) of the tracked target and the formal target is calculated according to a ship collision avoidance radar measurement model and a TCPA value is compared with a target separation time threshold, a target approach time threshold and a target overlap time threshold, so that the movement state information of the targets can be obtained; and step 4, and the association strategy and associated algorithm of the trace points and tracks of the tracked target are determined according to the movement state information of the targets, and the association relation of the tracked target and the trace points can be obtained.
Owner:THE 28TH RES INST OF CHINA ELECTRONICS TECH GROUP CORP

SLAM data association method based on adaptive local and grouping association strategy

The invention provides an SLAM data association method based on a self-adaptive local and grouping association strategy. The method comprises the following specific steps: firstly, adaptively determining a local data association region according to the position of the mobile robot at the current moment, the measurement range of a sensor and the distribution condition of observation values at the current moment; secondly, adaptively determining the grouping number of the observation values according to the local association region and the number and distribution of the current observation values, and grouping the current observation values by using a Gaussian mixture clustering algorithm on the basis of the grouping number; thirdly, completing data association between the observed value ineach group and the feature points in the local area by using a joint compatible branch and bound algorithm, and screening out an optimal association solution of each group; and finally, integrating each group of optimal solutions to obtain a final data association result. Experimental results prove that the method can reduce the association calculation amount while ensuring high association accuracy.
Owner:CHONGQING UNIV OF POSTS & TELECOMM
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