206 results about "Virtual queue" patented technology

The invention provides a network reliability guarantee method and device based on adaptive hop-by-hop caching. The method comprises the following steps: acquiring upstream nodes and downstream nodes in a network; sorting the data packets needing to be cached through the upstream node, and sending the data packets to the downstream node; when the downstream node receives the data packet, determining the serial number of the data packet and caching the data packet; when the serial number of the data packet is a discontinuous serial number, judging the data packet as a lost data packet; in a preset time sequence period, determining a data packet serial number of a lost data packet meeting a preset condition in the packet loss record queue as a receiving queue expected serial number of the entrance receiving virtual queue; sending a packet loss request to the upstream node through the downstream node based on the receiving queue expected sequence number; and matching the expected data packet corresponding to the expected sequence number of the receiving queue in the local exit entity queue of the upstream node through the upstream node, and retransmitting the expected data packet. According to the invention, the transmission reliability can be improved.

The invention discloses a fine-grained QoS isolation method and device for NVMe-oF storage, relates to the technical field of data transmission, and mainly aims to solve the problem of tail delay amplification caused by cross-tenant I / O interference in a multi-tenant environment. The method comprises the following steps: acquiring system telemetry data and a multi-tenant I / O request stream in a multi-tenant scene; performing micro-slice processing on the multi-tenant I / O request stream, and importing each obtained micro-slice into a corresponding virtual queue; determining a two-dimensional credit vector for controlling each virtual queue based on the system telemetry data; and on the basis of the two-dimensional credit vector of each virtual queue, performing scheduling and gating release on the micro-slices in each virtual queue on a preset time grid. According to the invention, the micro burst is effectively inhibited at the RNIC near end, the delay amplification path is cut off, the I / O tail delay is reduced, and the service quality predictability in the shared storage environment is improved.

The invention discloses a joint optimization method for task unloading and power control in a satellite edge computing network, and provides a time delay-energy consumption balance optimization framework oriented to dynamic task arrival aiming at the long-term random optimization problem in satellite edge computing task unloading. Through fusion of Lyapunov optimization and a virtual queue mechanism, the long-term delay constraint is successfully converted into a time slot level optimization target which can be executed online, and a self-adaptive decision process is realized. And aiming at the generated non-convex optimization problem, constructing a robust solution algorithm under a PDD framework, and integrating secondary transformation and an SCA technology to realize efficient solution. Simulation experiments show that the method can obviously reduce the energy consumption in a random task arrival scene, and strictly meets the delay constraint requirement at the same time.

The invention belongs to the related technical field of wireless communication, and discloses a resource joint scheduling method and system oriented to an edge cloud fusion industrial internet, and a server. The method comprises the steps that a scheduling model in a long-time scheduling period of a current edge server is constructed, the long-time scheduling model comprises T discrete time slot sub-models, the optimization objective of each time slot sub-model is to minimize an objective function under a corresponding time slot, and the objective function comprises an equation # imgabs0 # Q (t) which is the length of an energy consumption virtual queue in a time slot t, the queue of each time slot meets the condition that # imgabs1 # t = 0,..., T-1; zeta (t) is the time delay satisfaction rate of all calculation task requests in the time slot t; and converting all the time slot sub-models into a Markov decision process, and performing optimization by adopting a deep reinforcement learning algorithm to obtain a memory, computing resource and bandwidth resource allocation strategy of each time slot in a long-time scheduling period. According to the method, a long-period resource allocation decision can be made, so that the time delay and the energy consumption of the industrial Internet of Things in a long period can be considered at the same time.

The present disclosure relates to systems, non-transitory computer-readable media, and methods for intelligently dispatching vehicles to a vehicle service center to progress vehicles at a predefined rate through sequential stations of the vehicle service center. The disclosed systems can analyze services associated with vehicles. Based on the services, the disclosed systems can determine how to order, within a virtual queue, vehicles corresponding to the services. For example, the disclosed systems can predict a complexity associated with a service for a vehicle, and in turn, determine whether adding the vehicle to the service queue will allow the vehicle to move through a set of sequential stations in accordance with the predefined progression rate. In response, the disclosed systems can dispatch the vehicle, refrain from dispatching the vehicle, or otherwise dynamically respond to enable the vehicle to move through the set of sequential stations in accordance with the predefined progression rate.

The invention relates to a multi-energy information physical system scheduling method, system and device with bidirectional aging perception, and belongs to the technical field of telecommunication. The method comprises the following steps: firstly, constructing a physical domain multi-energy system model and an information domain multi-energy bidirectional timeliness model based on an information physical fusion multi-energy system; secondly, constructing an information physical fusion multi-energy system scheduling model considering the multi-energy bidirectional timeliness to minimize the global scheduling cost of the system; bidirectional timeliness constraint is converted through a virtual queue, and decoupling of short-term decision and long-term constraint is achieved. On the basis, model learning at an offline stage and extrinsic matching optimization at an online stage are combined, an information interaction sequence and a consistency variable weight are dynamically adjusted, information domain interaction and physical domain regulation and control are coordinated, and through distributed iterative optimization, the calculation complexity is effectively reduced, and the calculation efficiency is improved. The convergence speed of the consistency variable and the system regulation and control efficiency and stability are improved, and the system scheduling cost is reduced.

A fleet management system coordinates a fleet of vehicles to provide a ride service to users. The fleet management system can receive queue ride requests, which allows a user to join a virtual queue of riders seeking rides from a particular geographic area, such as an airport or an area around a venue. A user can submit a queue ride request before the ride is needed (e.g., when the user's flight lands at an airport), and the fleet management system can place the request in a queue based on the order in which the request was received. The fleet management system may then assign a user to a particular AV when the user is ready for the ride (e.g., when the user has reached the pickup location), and based on the user's position in the queue.

The invention discloses a wireless communication multi-queue rotation priority scheduling method for deterministic time delay, and belongs to the field of communication. Comprising the following main characteristics: establishing a queue system of rotation priority scheduling, enabling a data packet to enter a corresponding queue according to the maximum tolerance time delay from the deadline, and rotating to the next queue after the scheduling at each moment is finished; considering the influence that the data packets in each queue are not scheduled to violate the deterministic time delay demand, and obtaining the weighted queue length of all the data packets of the user; scheduling oriented to deterministic time delay is carried out on the weighted queue, deterministic time delay constraint is guaranteed by establishing an interrupt virtual queue, and meanwhile wireless resource consumption is minimized. The method can be used for allocating different scheduling time according to the channel quality of different devices in an environment with a dynamic wireless channel change, and the beneficial effect of dynamic wireless network deterministic time delay guarantee is achieved.

The embodiment of the invention provides a vehicle solid line lane changing behavior evidence obtaining method, system, device and equipment and a medium, and relates to the technical field of traffic management, the method is applied to a data processing end, and the method comprises the following steps: receiving vehicle snapshot information reported by a first camera and a second camera; obtaining a first virtual queue and a second virtual queue; according to the coordinates of the position frames in the snapshot information and the coordinates of the position frames in the virtual queue corresponding to the camera reporting the snapshot information, associating the first class ID of the position frames in the snapshot information with the second class ID belonging to the same vehicle; and determining a second type of ID of the position frame of the vehicle in the illegal image, taking the second type of ID as a target ID, searching a first type of ID associated with the target ID, and generating an evidence obtaining result of the vehicle based on the illegal image and the vehicle image in the snapshot information to which the searched first type of ID belongs. According to the scheme, evidence obtaining can be carried out on the vehicle with the solid line lane changing behavior.

The present disclosure relates to systems, non-transitory computer-readable media, and methods for intelligently dispatching vehicles to a vehicle service center to progress vehicles at a predefined rate through sequential stations of the vehicle service center. The disclosed systems can analyze services associated with vehicles. Based on the services, the disclosed systems can determine how to order, within a virtual queue, vehicles corresponding to the services. For example, the disclosed systems can predict a complexity associated with a service for a vehicle, and in turn, determine whether adding the vehicle to the service queue will allow the vehicle to move through a set of sequential stations in accordance with the predefined progression rate. In response, the disclosed systems can dispatch the vehicle, refrain from dispatching the vehicle, or otherwise dynamically respond to enable the vehicle to move through the set of sequential stations in accordance with the predefined progression rate.

A technique for controlling access to one or more attractions is achieved using a number of access keys, each being issued to one or more users. An electronic queue management part manages a virtual queue in respect of each attraction and receives electronic requests for attraction access, each request relating to an access key and being for the users associated with it to access a particular attraction. Receipt of each request causes the respective users to be added to a corresponding virtual queue. A time at which each group of users reaches the front of the virtual queue and can access the attraction is determined. The users access the attractions by presenting an access key to an access control part, in communication with the electronic queue management part. Only a user presenting an access key at the correct time for accessing the attraction is allowed access to the attraction.

The invention belongs to the field of metallurgical industry automation, and relates to an iron and steel joint enterprise energy management system scheduling method based on Lyapunov optimization and deep reinforcement learning. In order to solve the problems that an existing system depends on static rules or experience, is difficult to adapt to dynamic changes, is low in energy scheduling efficiency and the like, a multi-dimensional state space covering energy storage, a virtual queue and environment parameters is constructed, and a scheduling action space including capacity adjustment, multi-energy medium charging and discharging control and the like is defined; a Lyapunov drift function is introduced as a stability constraint, a reinforcement learning agent of an Actor-Critic framework is constructed, and global energy collaborative optimization is realized in combination with an energy sub-optimization problem solving and parallel sampling mechanism. The method can give consideration to scheduling economy and system stability, has dynamic adaptive ability, ensures project feasibility of the scheme, can improve energy utilization efficiency, reduces cost and carbon emission, and is suitable for iron and steel enterprises of different scales.

The invention discloses a virtual power plant multi-target time domain coupling feasible region construction method and system, and the method comprises the steps: building a neighborhood feasible region vertex search model of a virtual power plant, solving the neighborhood feasible region vertex search model through a vertex search method, and obtaining a time domain coupling feasible region at a t-1 moment and a t moment; according to the method, the wide-time-domain output of the virtual power plant is stably described as that the net flow value of the virtual queue is zero in a certain time through the virtual queue, an optimization objective function of a neighborhood feasible region vertex search model comprises a Lyapunov function representing the crowdedness degree of the virtual queue, and the crowdedness degree of the virtual queue is calculated by solving the optimization objective. And a time domain coupling feasible region considering the stability of the overall virtual queue of the virtual power plant can be obtained. The method can improve the flexibility of the power system, optimize the energy structure, save energy and reduce consumption.

The invention discloses an early gastric cancer intelligent screening and risk layering method and system based on multi-modal data fusion and deep learning. The method comprises the following steps: acquiring a gastroscope image, a pathological image, a medical image and clinical data of a patient, performing standardization processing and forming unified feature representation; training the multi-branch neural network model group, and generating a virtual queue tag based on each mode; fusing a multi-modal queue division result to generate a patient comprehensive queue label; adaptively selecting a decision path according to the label, and executing feature fusion and analysis of corresponding depth; generating a structured report containing gastric cancer risk levels and individualized monitoring suggestions; and deploying the system and dynamically tracking the change of a patient queue to realize continuous monitoring of disease progression. Cross-modal semantic alignment, uncertainty evaluation and a Markov prediction model are introduced into the system, the screening accuracy, credibility and dynamic risk evaluation capability are improved, and the system is suitable for early screening and personalized management of gastric cancer.

A method for handling data packets by a communication node in a communication network, the method comprising storing received data packets in at least two physical queues, wherein a first of said at least two physical queues is associated with low latency data packets and a second of said at least two physical queues is associated with high latency data packets, wherein each data packet is stored in one of the at least two physical queues based on a delay characteristic associated with the data packet, for each received data packet, storing an associated information record in at least two virtual queues, VQs, wherein associated information for data packets stored in said high latency physical queue is stored in a second of said at least two virtual queues and wherein associated information for data packets stored in said low latency physical queue is stored in both said first and second of said at least two virtual queues, serving data packets from the at least two physical queues, using at least two Congestion Threshold Values, CTVs, wherein a first of said at least two CTVs is applicable to data packets in said low latency physical queue and wherein both said first and second of said at least two CTVs are applicable to data packets in said low latency physical queue and data packets in said high latency physical queue, wherein said at least two CTVs are used for at least one of dropping and marking packets based on their associated information.

Aspects presented herein relate to methods and devices for display processing including an apparatus, e.g., a DPU. The apparatus may configure a virtualization component for a set of workloads associated with a set of VMs. The apparatus may also execute the set of workloads associated with the set of VMs for a set of virtual queues. The apparatus may also perform at least one of: (1) a mapping of the set of VMs to the set of virtual queues, (2) a security check for an ability of each of the set of VMs to access a set of software registers, or (3) a mapping of each of the set of virtual queues to each of a set of control data paths.

The invention discloses a multi-time-scale energy storage peak regulation frequency modulation time division multiplexing method, which comprises the steps of dynamically dividing a peak regulation frequency modulation working area day ahead based on an energy storage cluster available capacity and a load curve; peak valley arbitrage, peak regulation compensation and frequency modulation benefits are considered, an energy storage cluster peak regulation and frequency modulation optimization model is established by taking maximization of the economic benefits of energy storage cluster peak regulation and frequency modulation as a target, and the overall optimal charging and discharging power of the energy storage cluster is obtained; based on this, the differential adjustment requirements of long-time scale peak regulation and short-time scale frequency modulation are considered, and the power constraint, capacity constraint, charging and discharging power range constraint and virtual queue backlog variable constraint capable of tracking the energy storage capacity change of each energy storage power station in the energy storage cluster are obtained. And constructing a peak regulation and frequency modulation distribution model of the energy storage cluster meeting the constraint condition. According to the invention, the performance of the energy storage cluster in the peak regulation and frequency modulation task is ensured not to be lost while multi-task coordination is realized, and the utilization rate of the energy storage power station is improved.

The invention discloses a cluster resource management method and device based on virtual queues and electronic equipment, and relates to the technical field of distributed computing, and the method comprises the following steps: obtaining the current queue length and the current quota use condition of each virtual queue, and confirming a tenant demand quota based on an offline task set submitted by each virtual queue, and under the condition that the current resource quota indicated by the current queue length of the virtual queue is lower than the quota required by the tenant, initiating a quota demolition request, and after idle quota demolited by other virtual queues are obtained, extracting resource state information of the physical container cluster reported by each resource quota management unit, and selecting a target physical container cluster according to the resource state information of each physical container cluster, issuing the offline task to the target physical container cluster, and executing the offline task. The technical problem that the resource utilization rate is low due to the fact that unbalanced resource requirements in a multi-tenant environment cannot be processed by adopting a static quota management mechanism in related technologies is solved.

The invention provides a data caching processing method and device, electronic equipment, a storage medium and a product, and relates to the technical field of communication. A first virtual queue cache region is established at a data entry of the data forwarding equipment and used for caching data flowing into the data forwarding equipment, and the occupancy rate of each first virtual queue in the first virtual queue cache region is obtained; under the condition that the occupancy rate of the first virtual queue is smaller than a first occupancy threshold value, carrying out capacity reduction processing on the first virtual queue; under the condition that the occupancy rate of the first virtual queue is greater than a second occupancy threshold value, carrying out capacity expansion processing on the first virtual queue; wherein the second occupancy threshold value is greater than the first occupancy threshold value. According to the method and the device, the first virtual queue cache region is established at the entrance of the data forwarding equipment, the streaming data are cached, and the first virtual queue is expanded and shrunk according to the occupancy rate of the first virtual queue, so that the utilization rate of resources is improved, data packet loss can be avoided, and smooth transmission of the data packet is ensured.

The invention discloses a parameter adjustment method and system for a Wi-Fi module. The method comprises the following steps: acquiring a multi-mode interference sample; constructing a spatio-temporal annotation data set; constructing an LSTM-attention model to carry out interference prediction, and outputting a prediction result; according to the real-time IQ sampling data, a prediction result and a historical interference database, constructing a dynamic interference tensor, and through confidence coefficient weighted CP decomposition and gating feature fusion, outputting a fused enhanced feature; a QoS vector is dynamically generated according to the equipment type and the service demand, quality evaluation is carried out on the service through the final quality value, and the service quality is dynamically optimized; according to the final quality value, the prediction result and the current radio frequency parameter, a virtual queue is constructed and updated, the quality deviation condition is monitored, and the radio frequency parameter is dynamically adjusted. According to the method, through closed-loop cooperation of interference modeling, service awareness and an optimization framework, the self-adaption problem of the Wi-Fi module in a high-dynamic interference environment is solved, and the method is more suitable for complex scenes such as an industrial wireless control system.

The invention provides a local area network equipment connection method and device, a storage medium and electronic equipment, and the method comprises the steps: monitoring the connection state of each equipment in a local area network in real time, the connection state being a connection failure state or a connection success state; under the condition that the connection state of the target equipment is a connection failure state, a virtual queue is generated, the target equipment is added to the virtual queue for queuing waiting, and the target equipment belongs to the multiple pieces of equipment; and monitoring the running state of the server in real time, and under the condition that the running state of the server is recovered to the connectable state, controlling the target devices to be connected in sequence according to the sequence in the virtual queue. According to the method, the analysis time and resources of the server are saved, the server is enabled to process data more intensively, the waiting time of a user is reduced, and the problems of overload and chaos during service connection of equipment in a local area network are solved. Meanwhile, the stability of the system is improved through optimization measures, and the use experience of a user is improved.

The invention discloses a data issuing method, a data uploading method and a related device, and relates to the technical field of data processing.The data issuing method comprises the steps that when a network issuing instruction is received, a first direct storage access request is initiated according to a first issuing descriptor, and a first issuing data packet is obtained from a storage area, transmitting the first issuing data packet to the first equipment through the first issuing virtual queue; and when a calculation acceleration issuing instruction is received, initiating a second direct storage access request according to a second issuing descriptor, acquiring a second issuing data packet from the storage area, storing the second issuing data packet into the cache, and transmitting the second issuing data packet to a target processing module for processing according to a protocol frame type of the second issuing data packet, and the response frame is generated and returned to the upper computer, so that the technical problem that a heterogeneous accelerator is complicated in design when multifunctional data transmission is realized in related technologies is solved, and data transmission of a network function and a calculation acceleration function under the management of the same virtual queue is realized.

A virtual reality system and method to permit a user to perform various activities in one or more metaverses while waiting in a virtual commerce space can include (1) one or more virtual reality (VR) servers configured to create multiple virtual spaces in one or more metaverses; (2) an avatar library in communication with each of the one or more VR servers; (3) a virtual commerce server in communication with the one or more VR servers and configured to communicate with a plurality of user operating devices, wherein the one or more servers are configured to receive an assistance request, generate an avatar bot as a placeholder in a virtual queue for a user, and transport an avatar of the user to a separate virtual space while the avatar bot represents the user in a virtual queue.

A traceable method for task replication and resource allocation of a large-scale machine type communication network belongs to the technical field of wireless communication and mobile edge computing, and comprises the following steps: based on a Lyapunov optimization theory, establishing physical and virtual queue quantization constraints, and converting long-term optimization into a drift and penalty minimization problem of each time slot; decomposing into task replication, resource block allocation and edge server queue management sub-problems, and sequentially solving; determining an optimal task replication scheme, and storing the optimal task replication scheme as a first decision-making voucher; determining a resource block allocation scheme, and storing the resource block allocation scheme as a second decision-making voucher; determining an optimal edge server queue management scheme which comprises an edge server task processing rate and a task discarding amount, and storing the optimal edge server queue management scheme as a third decision-making voucher; updating a queue state, packaging the decision-making voucher and the queue state into a periodic transaction, writing the periodic transaction into a block chain, and forming an operation auditing log; according to the method, the optimal balance of long-term operation cost is realized, and the decision-making process has traceability.

The invention discloses a dynamic state updating scheduling method in a multi-terminal wireless communication system. The method comprises the following steps of: aiming at the problem that uplink resources are limited, constructing a virtual queue to represent the historical resource use condition of a terminal; dynamic updating indexes are designed to quantify urgency of state updating; high-value terminal screening and an optimal scheduling decision are executed in each time slot; and a Lyapunov optimization framework is creatively combined with a dynamic threshold mechanism. By adopting the method provided by the invention, the average information urgency can be minimized, and the information transmission performance of the system is effectively improved.

The application discloses a data issuing method, an uploading method and related devices, and relates to the technical field of data processing. The data issuing method comprises the following steps: when a network issuing instruction is received, a first direct storage access request is initiated according to a first issuing descriptor, first issuing data packets are acquired from a storage area, and the first issuing data packets are transmitted to a first device through a first issuing virtual queue; when a computing acceleration issuing instruction is received, a second direct storage access request is initiated according to a second issuing descriptor, second issuing data packets are acquired from the storage area, the second issuing data packets are stored in a cache, the second issuing data packets are transmitted to a target processing module for processing according to a protocol frame type of the second issuing data packets, a response frame is generated, and the response frame is returned to an upper computer, so that the technical problem that a heterogeneous accelerator design is complex when multifunctional data transmission is implemented in the prior art is solved, and data transmission of network functions and computing acceleration functions under the management of a same virtual queue is implemented.

The application relates to the technical field of network slices, in particular to a message priority scheduling test system for high-density V2X communication, which comprises a V2X slice congestion state monitoring module, which is used for monitoring the C-V2X message arrival rate and the physical buffer occupancy rate of each network slice, calculating a virtual queue length value, and aggregating the virtual queue length value of all network slices with corresponding slice identifiers. In the application, the C-V2X message arrival rate and the physical buffer occupancy rate of each network slice are synchronously observed and numerically integrated, a slice congestion state representation system with time sensitivity and dynamic adaptability is established, the identification capability for network operation pressure is improved, and through coupling modeling of the message life cycle and the slice bearing state, a potential hazard degree index for a single message is constructed, so that the scheduling system has stronger perceptual granularity and task level discrimination capability.

The application provides a virtual power plant dynamic feasible region solving method and system based on coupling constraint decoupling, belongs to the technical field of power plant resource allocation management, establishes a virtual power plant model considering distributed energy and flexible load resources, and determines a virtual power plant feasible region solving model based on a vertex search method; through Lyapunov optimization, virtual queues of energy storage, heating ventilation air conditioning and electric vehicles and other flexible loads are respectively established, and the time coupling constraint of the flexible load is decoupled into a virtual queue stability problem; a virtual time queue is constructed to integrate the decoupled optimization problem into the virtual power plant dynamic feasible region solving of day-ahead and day-ahead, so that the day-ahead and day-ahead feasible region solving algorithm is obtained. Based on the Lyapunov optimization theory, the time coupling constraint is decoupled, a weight coefficient is introduced, and a mathematical model taking the vertex search and queue stability as targets is provided, and finally the virtual power plant dynamic feasible region solving of day-ahead and day-ahead is realized.

The application discloses an edge resource allocation method and device based on long-term value fairness and overlapping coalition game, a medium and equipment, and belongs to the technical field of mobile edge computing and resource scheduling. The method builds a distributed crowdsourcing system architecture, establishes an ESP multi-dimensional resource capability, a dynamic task flow and a reputation evaluation model, models the resource collaboration problem as an overlapping coalition game, builds a value loss virtual queue, converts it into a single time slot optimization problem by using a Lyapunov drift plus penalty framework, and designs a distributed potential game algorithm guided by rights and interests to realize the collaborative optimization of system efficiency and long-term fairness.

The present invention discloses a ramp merging longitudinal control method and device that integrates virtual queues and lane-changing rules. Intelligent networked vehicles in the ramp merging area obtain position and speed information; the ramp vehicle positions are projected onto the main road to form a virtual queue; the lane-changing rules are determined, and the control model is determined by the lane-changing rules, and finally the longitudinal acceleration of the vehicle is determined. The ramp merging process is converted into a special following process to make the merging process smoother; a control model based on lane-changing rules is established so that the vehicle speed and position are adjusted so that the vehicle can merge smoothly after reaching the merging area.