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44results about How to "Fast scheduling" patented technology

Urban traffic dispatching system and method based on image fusion in severe weather

The invention discloses an urban traffic dispatching system and method based on image fusion in severe weather. The system comprises a traffic dispatching center, a synthetic aperture radar and an optical remote sensing radar, wherein the synthetic aperture radar and the optical remote sensing radar are carried on a satellite. The traffic dispatching center comprises an image processing sub-center used for processing real-time images to obtain real-time traffic flow levels of roads and an information issue sub-center used for issuing the real-time traffic flow levels of the roads to vehicle groups. The method includes the steps that image sequences of SAR images and PAN images of a city are shot through the satellite in real time; the images are transmitted and preprocessed; the SAR images and the PAN images are fused; the traffic flow levels of the roads are divided; road information is issued. According to the urban traffic dispatching system and method based on image fusion in severe weather, through image fusion, urban road traffic conditions are recognized and the traffic flow levels of all the roads are evaluated, information is broadcast to vehicles through the traffic dispatching center in real time, and thus urban traffic dispatching is achieved, and traffic jams caused by severe weather can be effectively prevented.
Owner:HOHAI UNIV CHANGZHOU

Sea area large-scale antenna planar array beam selection and user scheduling method

The invention provides a sea area large-scale antenna planar array beam selection and user scheduling method, and relates to the technical field of sea area scheduling. The method comprises the stepsas follows: R1, a shipborne AIS system performs information interaction with a shore-based base station equipped with a large-scale antenna planar array, and acquires position information of each user; and then height information of the shore-based base station and height information of a ship terminal are acquired via a height indicator; R2, a sea area range covered by beams corresponding to thelarge-scale antenna planar array is divided according to the user position information, and the height information of the shore-based base station and the ship terminal acquired in the step R1, and each user is divided into each corresponding beam; R3, the user with the highest priority is selected from each beam, and sequentially put into the set of users to be served; and R4, in each schedulingperiod, the user in the set of users to be served is scheduled according to a system weight and rate maximization criterion for service, and the unused beams are closed. According to the method provided by the invention, the beam selection and user scheduling speed is fast, and the algorithm complexity is low.
Owner:NANTONG UNIVERSITY +1

Scheduling method based on bottleneck procedure

The invention provides a scheduling method based on a bottleneck procedure. The scheduling method includes the long-term programming stage and the short-term scheduling stage. The long-term programming stage includes the steps of establishing a mathematical model according to a linear programming algorithm with yield maximization of product orders during a first preset time period serving as the scheduling target and the current capacity serving as the resource, solving the scheduling amount of the bottleneck procedure of the product orders during the preset time period, and adding production lines if the product orders can not be completed according to the solved scheduling amount of the bottleneck procedure. The short-term scheduling stage includes the steps of establishing a mathematical model according to a linear programming algorithm with yield maximization of product orders during a second preset time period serving as the scheduling target and the current capacity and the current completion number serving as the resource, solving the scheduling amount of the bottleneck procedure of product orders in each day, and conducting scheduling on the product orders in each day according to the solved scheduling amount of the bottleneck procedure of the product orders in each day. By means of the scheduling method based on the bottleneck procedure, scheduling can be rapidly and accurately conducted on the product orders, and the manufacturing cycle of electronic products is shortened.
Owner:GOERTEK INC

Qos implementation method and system based on clustering design

The invention discloses a Qos (Quality of Service) implementation method based on clustering design, which relates to the field of congestion management of network switching chips, and comprises the following steps: generating a plurality of cluster layers, wherein each cluster layer comprises a plurality of ordered clusters, each cluster in the previous cluster layer is used as a node, and a plurality of different continuous clusters in the next cluster layer are mapped; and allocating a to-be-scheduled layer of queue in the existing Qos/Hqos structure framework to a bottom cluster layer according to a mode that a plurality of queues correspond to one cluster, and modifying whether the cluster has qualification and priority according to whether the to-be-scheduled queue has qualificationand priority; scheduling the queue according to the priority: from the bottom layer to the top layer, performing dynamic weighted cycle (DWRR)/cycle (RR) scheduling on a plurality of clusters corresponding to the same node, and performing strict priority (SP) scheduling on the clusters with different priorities corresponding to the same node. According to the Qos implementation method based on clustering design, complex scheduling linked list management is avoided, the data flow can be controlled more finely, and the network service quality is higher.
Owner:武汉二进制半导体有限公司

Intra-regional electric vehicle charging scheduling method based on game theory

PendingCN112488536ASolve the problem of malicious competitionBalanced utilizationCharging stationsArtificial lifeOptimization problemCharging station
The invention discloses an intra-regional electric vehicle charging scheduling method based on a game theory. The method comprises the following steps: 1) designing a new electric vehicle allocation criterion based on user charging cost; 2) giving an optimization problem of each intelligent charging station in the region by taking charging station income and ideal automobile capacity of the charging station as a comprehensive target; 3) according to the proposed optimization problem, modeling a competitive relationship among the multiple charging stations by utilizing a game theory; 4) demonstrating the existence of pure strategy equilibrium points of the game model defined in the step 3), and giving definition of Nash equilibrium and existence conditions of pure strategy Nash equilibrium;and 5) solving Nash equilibrium by combining an iterative search method and a particle swarm algorithm. According to the invention, the constraint of the ideal capacity of each charging station is considered while the profit of each charging station is satisfied for the intelligent charging station with relatively strong networking communication capability and calculation capability, the scheduling speed is high, the real-time performance is good, the problem of malicious competition among the charging stations is solved, and the balanced utilization of charging resources is achieved.
Owner:国网辽宁省电力有限公司营销服务中心 +1

Intelligent production scheduling system based on genetic algorithm

The invention discloses an intelligent production scheduling system based on a genetic algorithm. The method at least comprises the following steps: 1, randomly generating a population with a certainscale, wherein individuals in the population are composed of two chromosomes, the gene of the chromosome 1 is a random sequence combination of all tasks and optional equipment, the gene of the chromosome 2 is the daily working time of overtime equipment, and the working time is randomly generated; step 2, randomly selecting two parents from the population to perform gene recombination; step 3, adding the filial generation individuals generated by recombination into the population; step 4, randomly selecting part of individuals from the population for gene variation; step 5, adding individualsgenerated by variation into the population; step 6, calculating the production starting and ending time of the task; 7, calculating a target function value; step 8, screening out all non-dominated individuals; 9, eliminating advantages and disadvantages; and step 10, carrying out evolutionary iteration. The intelligent production scheduling system is short in production scheduling calculation time, high in efficiency and capable of rapidly dealing with abnormal conditions for production scheduling.
Owner:ZHEJIANG HANNAO DIGITAL TECH

Intelligent calculation application and method based on assembly line production in small household appliance industry

The invention discloses an intelligent calculation application and method based on assembly line production in the small household appliance industry. The method comprises the following steps that after an order is received, the order is put into an order pool; the orders are taken out from the order pool, and splitting schemes are arranged for the taken-out orders; judging whether machines in the currently arranged scheme meet the minimum starting-up amount or not, and if not, repeating the previous step; whether all the orders are split or not is judged, and if sorting is not completed, the previous operation is repeated; and starting production according to the splitting scheme. The invention belongs to the technical field of computers, and particularly provides a multi-production-line optimal processing production line which is not disordered in scheduling, capable of automatically achieving order splitting, easy to achieve small-batch and multi-variety rapid scheduling, simple and flexible in operation, capable of achieving rapid identification of bottleneck procedures and capable of automatically completing multi-production-line optimal processing. And the intelligent calculation application and method based on the assembly line production in the small household appliance industry can simplify the production schedule.
Owner:广东精工智能系统有限公司
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