7results about How to "Shorten initialization time" patented technology

The invention relates to the technical field of papermaking process optimization, and discloses a papermaking mixed integer nonlinear optimization method, device and equipment and a storage medium. The method comprises the steps of receiving a to-be-optimized mixed integer nonlinear programming model; calling a feasible pump to perform initialization iterative optimization on the to-be-optimized mixed integer nonlinear programming model to obtain a preliminary optimization result; obtaining a plurality of behavior state quantities in the initialization iterative optimization process; when an optimization switching condition is satisfied, calling an external approximation main loop to carry out external approximation main loop iterative optimization on the preliminary optimization result, and outputting a target optimization result until a convergence condition is satisfied; and determining optimized operation parameters of the papermaking process based on the target optimization result. According to the scheme, starting opportunities are dynamically switched on the basis of iteration characteristics of feasible pump stages, invalid iteration caused by fixed stage division is reduced through the global optimization solution concept of staged and collaborative optimization, and the solution efficiency and robustness of the complex industrial MINLP problem are improved.

This application provides a system memory management method, circuit, and electronic device. The method includes: during the initialization phase, storing a first number of consecutive conversion relationships extracted from a memory module into a cache module, wherein the conversion relationship refers to the relationship between the virtual address and the physical address of video data; when a second number of preceding conversion relationships among the first number of consecutive conversion relationships stored in the cache module are used up, extracting a second number of consecutive conversion relationships from the memory module; wherein the extracted second number of consecutive conversion relationships have a linear temporal progression relationship with the conversion relationships currently stored in the cache module; and using a cross-replacement strategy, replacing the used second number of preceding conversion relationships in the cache module with the second number of consecutive conversion relationships extracted from the memory module.

The present disclosure provides a terminal initialization method, device, electronic equipment and storage medium. The terminal initialization method comprises: obtaining initialization parameters, inertia constraints and visual constraints of a terminal; constructing an information matrix according to the initialization parameters, inertia constraints and visual constraints; performing Schur complement elimination on the information matrix to eliminate the feature points from the information matrix to obtain an eliminated information matrix; performing Cholesky decomposition on the eliminated information matrix to obtain an upper triangular matrix and a lower triangular matrix; inverting the image frame state quantity corresponding to the nearest preset time in the upper triangular matrix to obtain the square root of the covariance, and then determining the covariance; and determining the initialization state of the terminal according to the covariance and the initialization parameters. The method of the present disclosure can quickly solve the covariance and reduce the state quantity fluctuation amplitude.

The invention belongs to the technical field of computers, and provides a tab display method and device, equipment and a storage medium. According to the embodiment of the invention, a tab display request for a target service sent by a user terminal is intercepted, and context information related to the target service in the user terminal is acquired from the tab display request; performing tab matching based on the context information and the tab rule set to obtain a matched tab list; performing tab assembly based on tab element information of each matched tab in the matched tab list to obtain tab assembly information; the tab assembly information is sent to the user terminal, and the user terminal performs on-demand rendering based on the tab assembly information and displays a corresponding matched tab. According to the embodiment of the invention, the function development cost for tab display and the tab operation and maintenance complexity can be reduced.

This invention discloses an adaptive adjustment system for CNC drilling parameters of furniture panels under a hybrid production mode, relating to the field of CNC machining equipment control technology. The system includes an acoustic emission sensor installed near the drilling spindle and a controller connected to the acoustic emission sensor. The controller is configured to: scan the spectral distribution of the acoustic emission signal in the initial stage of the drill bit contacting the surface of the panel, identify at least one characteristic frequency related to the surface layer and at least one characteristic frequency related to the substrate layer, and dynamically set the characteristic frequency bands of the surface layer and the substrate layer accordingly. This invention shortens the panel initialization time in a hybrid production mode by pre-identifying the panel type and reusing historical spectrum templates; and improves the stability of layer identification in noisy environments by dynamically setting the frequency band of a single panel and integrating the energy of continuous frequency bands.

The invention discloses a system-on-chip, a data processing method and a related device, the system-on-chip comprises a central processing module and a security processor module, the central processing module comprises a central processing unit, an advanced extensible interface, a switching bridge and a first advanced peripheral bus, the central processing unit is connected with the advanced extensible interface, and the switching bridge is connected with the first advanced peripheral bus. The advanced extensible interface is connected with the first advanced peripheral bus through the switching bridge, the safety processing module comprises a safety processor, and the safety processor is connected with the advanced extensible interface and the first advanced peripheral bus. The security processor is added in the system-on-chip, so that the central processing unit can process other non-security tasks while the security processor processes the security tasks, the security task processing efficiency of the operating system is improved, the load of the central processing unit is reduced, and the initialization time of the operating system is shortened.

This invention discloses a cutting control system for a stainless steel pipe manufacturing production line. This invention relates to the field of stainless steel pipe cutting technology and solves the technical problems of delayed and crude anomaly identification and lack of stability monitoring under normal conditions. The invention collects manufacturing requirement parameters through a cutting parameter analysis module and automatically calls preset matching parameter combinations from the database to complete initial calibration. This method not only eliminates parameter deviations caused by experience differences, shortens initialization time, and improves parameter matching, but also increases the initial accuracy compliance rate of kerf width, kerf diameter, etc. It collects actual operating parameters at high frequency, compares them with the allowable error range, and generates anomaly adjustment signals in real time, shortening the anomaly detection time and reducing the defect rate. It calculates the standard deviation of fluctuations for parameter differences under normal operating conditions, triggers instability warnings based on fluctuation thresholds, and handles warnings in three levels according to the number of warnings, reducing the incidence of sudden anomalies.