13 results about "Online method" patented technology

The application relates to a multi-unmanned aerial vehicle (UAV) assisted edge computing task offloading method and system, and belongs to the technical field of mobile edge computing task offloading. The method comprises the following steps: constructing a multi-UAV assisted edge computing task offloading system model and an optimization problem model; based on the above model, a Markov decision process under a multi-agent environment is constructed, a reward function taking queue stability and information age minimization as targets is defined, a deep deterministic policy gradient algorithm is adopted, the optimization problem is solved through interaction between the multi-agent and the environment, and an optimal offloading strategy of a ground communication device computing task is obtained. The system comprises a ground communication device and a UAV, the UAV is in communication connection with the ground communication device, and an edge computing server arranged on the UAV is used for realizing the above method. The application not only guarantees the stability of a long-term data queue, but also obtains an optimal information age in an online mode, and solves problems such as communication congestion and poor user experience quality.

This invention discloses an online method for determining and controlling the material state of an electromagnetic rotary kiln. A vision inspection system is used to detect the color and / or particle size of the discharged material from the electromagnetic rotary kiln. This system includes sampling, determination, control, and digital twin modules. The sampling module transports the material via a conveyor belt, and the vision inspection mechanism acquires and preprocesses the material image after supplementary lighting. The determination module extracts material characteristics and compares them with standard characteristics to determine the firing state. The digital twin module synchronizes the state through a virtual twin and, combined with a hybrid prediction model, predicts changes in material state and issues warnings. The control module adjusts the kiln's operating parameters based on the determination results and warnings, and feeds back the actual effects to the digital twin module to achieve model correction and strategy optimization. This invention achieves accurate detection, prediction, early warning, and closed-loop control of material state, improving product qualification rate, reducing material waste, and enhancing system intelligence and practicality.

The application discloses a long-term multi-agent task allocation method based on a multi-objective multi-level cultural gene algorithm, which is used in a task continuous random arrival scene such as intelligent warehousing. In view of the problems that the existing static method cannot adapt to long-term tasks, the online method is frequently cold started, the historical knowledge is poorly reused, the convergence is slow, and the task period and the agent load balancing are difficult to balance, a double-objective model of minimizing cumulative task period and minimizing load deviation is established; a multi-objective multi-level cultural gene algorithm is designed, multi-strategy initialization, hierarchical population and genetic operation are adopted, adaptive multi-neighborhood and confusion degree pop-up search local search are combined, and the population and historical archives are updated by cooperating with the non-dominated solution sorting, congestion degree calculation and elite reservation strategy. Through the organic combination of the above strategies, the algorithm can realize the collaborative optimization of task response and load balancing without interrupting the system operation.

This invention discloses an online method and system for estimating the braking clearance throughout the entire lifecycle of an EMB system, relating to the field of braking technology for EMB systems in autonomous vehicles. The invention includes: acquiring motor current and motor angle signals of the electromechanical braking system during the braking clamping phase; constructing a current-angle regression model based on a Legendre orthogonal basis based on the nonlinear relationship between the motor current and motor angle signals; performing online robust estimation of the parameter vector of the current-angle regression model using a weighted multi-forgetting factor recursive least squares algorithm combined with an adaptive M-estimator and a two-stage estimation strategy; and mapping the parameter estimates to braking clearance estimates. This invention achieves high-precision braking clearance estimation without additional sensors based solely on motor current and angle signals through online self-learning. It maintains excellent robustness and stability under complex operating conditions and long-term operation, making it suitable for engineering applications in EMB systems.

This invention relates to the field of printed circuit board (PCB) purification technology, and more particularly to an online method and system for treating organic carbon in PCB plating solutions. The method includes the following steps: continuously extracting copper plating solution from the PCB electroplating copper bath and conveying it at a constant flow rate along a preset closed channel; allowing the copper plating solution to sequentially flow through an adsorption treatment zone, a separation treatment zone, and an ultrafiltration treatment zone, maintaining continuous flow and leak-free delivery throughout the process; ensuring full contact between the copper plating solution delivered to the adsorption treatment zone and the adsorption packing material, thereby depositing and adhering the total organic carbon in the copper plating solution onto the surface of the adsorption packing material through pure physical adsorption. This invention replaces the traditional offline intermittent process with an integrated treatment mechanism of online closed circulation, multi-stage physical adsorption, and gradient precision interception. It can efficiently remove organic carbon and impurities from the copper plating solution without the need for reagents or heating, thereby improving the continuity and efficiency of PCB electroplating production and enhancing the reliability of electroplating quality.

This invention discloses an online detection method and system for punched images based on edge detection, relating to the field of machine vision. The method includes: acquiring and preprocessing an image after punching to obtain a punched image; calculating the adjacency variation value of each pixel to obtain an adjacency variation value distribution; performing punching edge rate analysis based on the adjacency variation value distribution to obtain a punching edge rate distribution and constructing a punching edge set; configuring punching edge fitting parameters based on the punching edge rate distribution; using standard punching edges to fit each punching edge in the punching edge set to obtain an edge fitting accuracy set; selecting the punching edge corresponding to the maximum edge fitting accuracy; calculating the punching detection accuracy based on the maximum edge fitting accuracy and the punching edge set; and using the selected punching edge as the detection result. This invention solves the technical problems of low detection efficiency, poor interpretability of the detection process, and lack of an edge detection result evaluation mechanism in existing technologies.

The application discloses a medical scenario simulation case automatic generation and online method, system, equipment and medium, and relates to the technical field of medical education informatization. The method comprises the following steps: acquiring clinical structured data containing a clinical time axis anchor point and a physiological state vector matrix; expanding and generating standardized intermediate representation data through a large language model; rendering the data into a node flow graph and performing data integrity check locking; extracting keywords using a natural language processing algorithm to complete material binding based on semantic analysis; mapping the data into an abstract syntax tree representing a nonlinear state machine based on a deterministic mapping rule using an abstract syntax tree translator, converting time axis logic into branch jump logic and serializing it into a script; and compiling and packaging into a cross-platform Web application in a containerized environment and distributing it. The application realizes safe and lossless mapping of medical logic to computer bottom layer control flow and case zero threshold delivery.

This invention discloses an online calculation method for the reliable adjustment potential of flexible loads, belonging to the technical field of flexible load adjustment methods. The online calculation method for the reliable adjustment potential of flexible loads in this invention adopts a data-driven approach, characterizing the operation process of flexible loads as a hidden Markov process, and representing uncertain disturbance events through probabilistic representations of the load state transition process. It achieves a highly reliable adjustment potential calculation by incorporating uncertain disturbance factors faced during the adjustment process, based on the existing maximum adjustment potential. This invention solves the problem of insufficient generalization in model-driven methods and the fusion of disturbance probabilities by establishing a data-driven reliable adjustment potential evaluation model, achieving a unified probabilistic representation of the flexible load operation process. This invention proposes an online evaluation method for the reliable adjustment potential of variable frequency air conditioners. Unlike evaluation methods based on macroscopic influencing factors, this invention combines microscopic probabilistic factors such as room temperature deviation and work-rest patterns to accurately evaluate the reliable adjustment potential of air conditioners under different operating conditions.

This invention discloses a method and apparatus for launching a self-developed substation-level microgrid control system. The method includes: after the supplier's microgrid control system is operating stably, launching the self-developed substation-level microgrid control system; switching the control flow between the two systems via a grayscale adaptation layer above the source-grid-load-storage execution layer; gradually increasing the flow between the source-grid-load-storage hardware and the self-developed substation-level microgrid control system based on the grayscale adaptation layer until all execution commands of the supplier's microgrid control system are abandoned, and then taking the supplier's microgrid control system offline. This invention can achieve stable online operation of the self-developed substation-level microgrid control system, ensuring the reliable and safe operation of the microgrid system.

An online system automates the generation and presentation of video content for physical objects. The system stores object data and 3D models for users, including models of objects for sale. Users can generate and manage visual markers on 3D models to highlight specific features. The system generates videos depicting the physical objects using the stored models and object data, and produces synchronized audio voiceovers describing the objects' features. Script generation prompts are created based on object data and input to a generative language model to generate scripts for the voiceover. The system generates voiceover audio data using text-to-speech or generative AI models and combines the audio with the video. The resulting video and audio data are transmitted to a client device for user presentation and interaction. The system provides an integrated workflow for creating, editing, and presenting detailed, object-specific video content with automated narration.

This invention discloses an online method and apparatus for estimating the weighted reachability of vertex pairs in a temporal interaction graph based on edge similarity decay. By introducing a time decay factor and an edge feature similarity modeling mechanism, a continuous calculation method for reachability strength is established, and an incremental propagation strategy is combined to achieve online updates. Simultaneously, under memory-constrained conditions, a collaborative mechanism of sliding window, Top-tracking, and minimum-count sketching is employed to prioritize the retention of highly reachable states and compress the estimation of long-tailed states, thus forming a unified weighted reachability query method supporting both exact and approximate modes. This invention significantly reduces storage overhead and query latency while ensuring estimation accuracy, possesses good scalability and high throughput adaptability, and can be widely applied to scenarios such as network security monitoring, risk propagation analysis, abnormal behavior identification, and complex interaction relationship mining.

This invention belongs to the field of online inspection technology for continuous rolls of automotive synthetic leather. It discloses an online method for identifying surface anomalies in automotive synthetic leather. The method synchronously registers real-time acquired roll surface images with product testing formula parameters, linear velocity, workstation identifiers, and encoder length cumulative values ​​to construct a working condition-related surface analysis image sequence. It extracts continuous characterization information to form a continuous background offset field and continuous anomaly candidate bands, performs multi-scale local anomaly characterization, and combines bidirectional feedback correction to form a collaborative discrimination map. It then completes the fusion judgment and outputs the online surface anomaly identification result. The discrimination result is mapped to the corresponding length intervals of the preceding and following surface images. Based on the anomaly correspondence within the corresponding length intervals, it distinguishes between anomalies that existed before embossing and anomalies added after embossing. This method can reliably distinguish between continuous anomalies, local anomalies, and superimposed anomalies, facilitating anomaly tracing, workstation location, and source differentiation, and is applicable to continuous operation conditions.

The application belongs to the technical field of Internet, and discloses a game online method based on state synchronization, an online server, a system and a medium. The method comprises the following steps: receiving a room creation request sent by an online client, and creating a room according to the room creation request; after receiving an access request of the room sent by at least two online clients, accessing the at least two online clients to the room, and recording attribute information of entities respectively created by the at least two online clients; when receiving a synchronization message sent by each online client, checking the synchronization message, and updating attribute information of a corresponding entity according to the synchronization message after the checking is passed; and synchronizing the synchronization message to other online clients in the room through broadcasting, so as to realize game state synchronization in an online game. The method can effectively reduce the pressure of a client or a server in an online game.