179 results about "Dynamic loading" patented technology

The invention provides a Linux access control system based on attributes, and relates to the technical field of data access control. The system comprises a system monitor module, a data interaction module and a decision unit. The system monitor module collects attributes from a kernel and a user space and writes the attributes into the data interaction module; the access decision unit compiles the access control strategy into an eBPF program and mounts the eBPF program to a corresponding hook; executing the kernel to the hook, and triggering an eBPF program; an eBPF program queries a Flow rule; matching the attribute with the Flow rule, and if the matching is successful, executing a corresponding action; if all the Flow rules fail to match, executing a default action; the system can be expanded during operation, and can be loaded or unloaded based on dynamic loading characteristics and strategies of the eBPF program and the eBPF program during operation of the system, so that the problem that a kernel needs to be compiled in a traditional LSM scheme is solved; the method does not intrude the kernel, is completely based on an eBPF program, does not modify a kernel source code, and can guarantee the stability and compatibility.

Methods, systems, and apparatus, including medium-encoded computer program products for loading and rendering include: obtaining a 3D spatial access tree data structure encoding location information for objects in a 3D model of an environment, wherein the 3D model is stored on a remote computer system; ranking a set of the objects in the 3D model to form an object hierarchy based at least on distances between each object of the set of objects and a specified viewpoint for a user within the environment, as determined using the three-dimensional spatial access tree data structure; selecting a proper subset of the set of objects to be rendered based on the object hierarchy and a current model load limit; downloading the proper subset to the local memory; and rendering the proper subset from the local memory to the display device based on the specified viewpoint within the environment for the user.

The invention relates to a peripheral adaptation system based on a dynamic plug-in loading mechanism, and belongs to the technical field of plug-in management. The system comprises a dynamic plug-in loading management unit, a peripheral adaptation management unit and a front-end management unit, the dynamic plug-in loading management unit is used for managing the loading and hot plug functions of the plug-in and realizing the loading, isolation and unloading of the plug-in when the system runs; the peripheral adaptation management unit is used for communicating with a peripheral, and analyzing and identifying a special protocol and an interface of the peripheral through the intelligent adapter; and the front-end management unit is used for designing an API (Application Program Interface) for a front-end application to call, and performing authority control on sensitive operation through the security access module. Dynamic loading and flexible support of various peripherals are realized, compatibility of the peripherals is optimized, and maintainability and expansibility of the system are improved.

The invention discloses a low-code platform and Wasm high-performance computing integration system and method, and relates to the technical field of front-end development. In order to solve the problems that an existing low-code platform is limited in calculation performance and poor in security isolation performance, the scheme adopted by the invention comprises five modules: a description and registration module establishes a metadata structure for a Wasm module; the dynamic loading and asynchronous compiling module realizes loading as required and compiling during operation, and supports caching, version verification and hot replacement; the authority sandbox and resource isolation module constructs a security environment based on authority configuration to prevent illegal operation; the parameter binding and safety bridging module encapsulates a uniform interface to realize standardized interaction; the packaging and life cycle management module packages the module into a visual component, and supports full life cycle management. According to the method, high-performance, high-safety and visual integration of the Wasm module in a low-code platform is realized.

The invention provides a heat-water-force coupling experimental device and a testing method based on dynamic true triaxial electromagnetic Hopkinson bar system loading. The experimental device comprises an X-axis dynamic loading system, a Y-axis lateral anti-seepage loading system, a Z-axis normal static pressure servo control loading system, a seepage system, a temperature control system and a data monitoring and collecting system. According to the device, on the basis of a dynamic true triaxial electromagnetic Hopkinson bar system, a shear loading module, a temperature regulation and control module and a seepage control module are creatively integrated, so that the true working condition of a deep rock mass under the coupling action of dynamic disturbance, osmotic pressure and temperature is simulated. The device breaks through the limitation that a traditional experiment system is difficult to realize multi-field coupling loading under a high-speed shearing condition, and provides an experiment means for dynamic response research of fractured rock mass under a complex multi-field environment.

The present invention discloses a method for predicting the static behavior of a bridge based on dynamic loading, comprising the following steps: establishing a full-bridge structural analysis model according to the design data of the existing bridge; conducting dynamic loading tests on the existing bridge to obtain the bridge dynamic response values; performing sensitivity analysis on each design parameter in the initial structural analysis model to obtain and determine the key design parameters to be corrected that affect the bridge structure; based on the uniform design sampling method, using machine learning intelligent algorithms, constructing training samples of the key design parameters to be corrected and establishing a surrogate prediction model; correcting the initial structural analysis model using the prediction results of machine learning and intelligent algorithms; predicting the static behavior of the bridge based on the corrected structural analysis model; introducing an error analysis method to evaluate the prediction results of the bridge static force. The beneficial effects of the present invention are: reducing the cost of the bridge static load test, reducing the damage to the bridge's own structure, and having high prediction result accuracy.

The invention relates to a software efficient dynamic loading method based on an embedded platform, and belongs to the field of embedded operating systems. The method comprises the following steps: analyzing a target file of embedded software to obtain respective symbol table information; confirming a dynamic symbol in the application target file; repositioning symbols in the application target file, and converting a dynamic address into a static address relative to the system target file; and combining the system target file symbol table with all the loaded application target file symbol tables, and creating a linked list structure in the upper computer for storage. According to the method, the dynamic loading work performed on the lower computer with limited performance resources is reduced, and the processing time and performance occupation of dynamic loading of the program in the lower computer are shortened.

The invention relates to the technical field of intelligent interaction control, and discloses a dynamic loading method and device for an intelligent interaction control unit of a television box. The method comprises the following steps: performing data mining on a user operation log to obtain a function module classification list, a use frequency statistical table and a dependency graph; and performing modular reconstruction on the software system based on the classification list to generate a function module package. And constructing a dynamic priority queue by using the frequency statistical table and the dependency graph. And carrying out predictive module loading in combination with the priority queue and the function module packet to obtain a loaded module list and a resource allocation state. And unloading the intelligent module according to the loading condition, and updating a module list and a resource use state. And executing incremental updating based on the version information in the module packet, updating the functional module packet and reconstructing the dynamic priority queue to obtain a target priority queue. According to the method, the resources can be flexibly allocated according to actual requirements, resource waste caused by static loading is avoided, and the resource utilization efficiency is improved.

The invention discloses a multi-precision dynamic loading and performance optimization rendering method for a hydroelectric generating set model. The method comprises three stages of multi-precision model construction, multi-precision model dynamic loading and rejection, and adaptive rendering optimization. And a multi-precision model construction stage: performing component extraction on the original model file to generate high, medium and low resolution multi-precision models, and converting the models into a GLTF format to improve the loading efficiency. And a dynamic loading and rejecting stage: reading the multi-precision GLTF file, generating a geometric model by applying the conversion matrix, constructing an LOD model according to the sight distance, and rejecting only the visible part in the loading visual field through a view cone to reduce the rendering calculation amount. And an adaptive rendering optimization stage: monitoring the frame rate in real time, dynamically adjusting the resolution when the frame rate is relatively low, simplifying material illumination, forbidding special effects such as shadow and the like, ensuring stable rendering performance, and finally outputting an optimized three-dimensional scene. According to the method, the rendering speed and fluency of the water turbine model are remarkably improved, and the method is suitable for the real-time visualization requirement of a complex three-dimensional scene.

The invention relates to a safe dynamic loading method for a peripheral adaptive plug-in in an embedded low-resource environment, and belongs to the technical field of plug-in loading. The method comprises the following steps: executing digital signature identity authentication and lightweight increment integrity verification; analyzing the metadata, and distributing a physical isolation memory area by utilizing a memory management unit; initializing and analyzing the peripheral dependency list in the isolation memory, dynamically generating an encryption capability token bound with an isolation domain identifier, and embedding a monitoring hook to verify the authority of the token; performing lightweight behavior auditing during operation, triggering a response mechanism based on a result, and checking a certificate state by using a pre-downloaded certificate revocation list incremental data packet when the system is idle; verifying the new-version plug-in independently, pausing the old-version capture state snapshot, switching the peripheral control right to the new-version plug-in through the atomic operation sequence, recovering the token and safely erasing the memory. The whole mechanism ensures high-security isolation and dynamic protection. The efficient and safe loading and operation of the peripheral adaptive plug-in under the embedded low-resource environment are realized.

The invention relates to the technical field of insurance advertisement dynamic loading based on the Internet, and discloses an insurance advertisement dynamic loading method based on the Internet. By acquiring the watching data of the user on the social media platform in recent three months, the watching preference and behavior mode of the user can be comprehensively known, and the advertisement system is helped to grasp the interest of the user. The videos are classified according to types, so that the performance of different types of videos can be analyzed, and the most interested content type of the user can be identified. The time point of video lagging is recorded and the waiting duration of the user is calculated, so that support is provided for understanding the tolerance of the user, and an advertisement display strategy is optimized. By counting the number of jamming times accepted by the user, the tolerance threshold value of the user can be revealed. The jamming tolerance of the user in different video types is known, and an advertiser is helped to formulate a precise putting strategy. The design of dynamically loading the advertisement can ensure that the advertisement resource is smoothly played under the condition that the video is not stuck.

This invention provides a thermal-hydraulic-mechanical coupling experimental apparatus and testing method based on a dynamic true triaxial electromagnetic Hopkinson bar system. The experimental apparatus includes an X-axis dynamic loading system, a Y-axis lateral anti-seepage loading system, a Z-axis normal static pressure servo-controlled loading system, a seepage system, a temperature control system, and a data monitoring and acquisition system. Relying on a dynamic true triaxial electromagnetic Hopkinson bar system, the apparatus innovatively integrates shear loading, temperature regulation, and seepage control modules to simulate the real-world conditions of deep rock masses subjected to dynamic perturbations, osmotic pressure, and temperature coupling. This apparatus overcomes the limitations of traditional experimental systems in achieving multi-field coupled loading under high-speed shear conditions, providing an experimental approach for studying the dynamic response of fractured rock masses under complex multi-field environments.

The invention is suitable for the technical field of cloud Android system development, and provides a Magisk installation method, device, storage medium and system without guiding mapping, and the method comprises the steps: based on a virtualization interface of the system, injecting and constructing a virtualization environment of Magisk; after a command for starting the system is obtained, dynamically loading a kernel module of the Magisk; creating a virtual mounting layer in the dynamic loading to obtain a virtualized partition; the modification of the Magisk is redirected to the virtualization partition, so that the modification of the Magisk is all limited in the virtualization environment; and configuring an automatic mounting script to regularly and automatically check the mounting state of the virtualized partition, and immediately remounting the virtualized partition when the mounting fails. Through a virtualization technology and a dynamic loading mechanism, the function integration of Magisk is realized on the premise of not modifying boot.img, the installation process is simplified, and the system security and stability are improved.

The invention discloses a dynamic loading method and system for embedded equipment. The dynamic loading method comprises the following steps that S1, a host burns firmware and a dynamic library file into a storage medium of the embedded equipment; s2, firmware is operated in a memory of the embedded device; in the step S1, a dynamic library generation module generates dynamic library source codes into corresponding dynamic library files according to functions, and firmware source codes are integrated into a dynamic loading module and compiled to generate firmware files; wherein information corresponding to the dynamic library file is stored in the firmware file, and the information at least comprises a dynamic library name, an initial address of the dynamic library file in the storage medium and a memory size occupied by the dynamic library file in the storage medium; in the step S2, when firmware runs to load a certain library function, the corresponding dynamic library file is found in the storage medium according to the information of the corresponding dynamic library file stored in the firmware file, the dynamic library file is mapped into the memory, and a global dynamic symbol table of the dynamic library is constructed to call the library function.

The invention provides a communication module function extension method and system applying dynamic loading, and relates to the technical field of communication, and the method comprises the steps: firstly, determining a dynamic loading trigger condition space containing function requirements, module resources and external environment trigger conditions, and collecting data to generate a trigger condition matching data set; then screening adaptive function modules from a preset function module library, and matching corresponding information based on different triggering conditions to generate an adaptive function module set; then carrying out cooperative adaptation processing on the adaptation function module and the communication module to generate a cooperative adaptation result; dynamically injecting a module based on a collaborative adaptation result and constructing a function extension calling architecture; and finally, collecting operation interaction data to generate a communication module function extension running chart, thereby realizing flexible, efficient and stable extension of the communication module function, and improving the adaptive capacity and competitiveness of the communication module.

The invention provides a Kubernetes-based application configuration dynamic loading method and a Kubernetes-based application configuration dynamic loading device. The method comprises the following steps of: starting a Kubernetes informer to monitor application configuration data of a specified label in a specified namespace; when the application configuration resources change, decoding the application configuration resource data and writing the application configuration resource data into the configuration structure body object; calling an interface method of the configuration structure body object to carry out default value filling, static inspection, comparison inspection, equivalence detection, data coverage and data perfection processing; the processed structure body object is stored in a local cache; and obtaining a field value of the structure object in the cache through a Get method. According to the method and the device, quasi real-time monitoring and acquisition of application configuration are realized by utilizing an informer technology to be matched with a set of standard interfaces designed, the problem of ConfigMap update synchronization delay is solved, and meanwhile, the robustness of the application configuration is also improved.

The invention relates to the technical field of data loading, in particular to a game virtual object resource dynamic loading method and system.The method comprises the steps that original loading delay data of a virtual object in a dynamic scene is collected, and correction data is obtained through preprocessing; analyzing system load data in real time, and quantifying resource allocation fluctuation quantity caused by load fluctuation; based on the fluctuation quantity and the correction data, controlling the loading delay within a preset performance range through a feedback control algorithm, and collecting resource occupation distribution data at the same time; testing resource operation states under different scheduling strategies by using a performance simulation method, and generating a simulation result; determining resource scheduling optimization parameters through an optimization algorithm in combination with the game frame rate fluctuation data and the simulation result; finally, a game engine loading mechanism is adaptively adjusted based on parameters, dynamic response to load change and delay fluctuation is achieved, resource scheduling rationality and loading efficiency are improved, and the problems that delay control lags behind and optimization capacity is insufficient in a traditional static scheduling strategy are solved.

The invention provides a dynamic loading method and electronic device.The method comprises the steps that one or more target files are analyzed, one or more first analysis results are stored, the one or more first analysis results correspond to the one or more target files in a one-to-one mode, the one or more target files comprise first target files, and the first target files comprise second target files; the first target file is an executable file or a dynamic library file; searching a first analysis result of a dynamic library file on which the first executable file depends in the one or more first analysis results; and according to the first analysis result of the dynamic library file on which the first executable file depends, mapping the dynamic library file on which the first executable file depends to a process address space where the first executable file is located. Based on the scheme, sharing of one or more analysis results can be achieved, optimization of the starting speed of the application program is facilitated, calculation resources are saved, memory space is saved, performance of the electronic equipment is improved, and therefore the use experience of a user is improved.

The present application provides a dynamic loading method and an electronic device. The method comprises: parsing one or more target files, and storing one or more first parsing results, wherein the one or more first parsing results are in one-to-one correspondence with the one or more target files, the one or more target files comprise a first target file, and the first target file is an executable file or a dynamic library file; among the one or more first parsing results, searching for a first parsing result of a dynamic library file upon which a first executable file depends; and on the basis of the first parsing result of the dynamic library file upon which the first executable file depends, mapping the dynamic library file upon which the first executable file depends to a process address space where the first executable file is located. On the basis of the solution, sharing of one or more parsing results can be realized, thereby optimizing the start speed of an application program, saving calculation resources, saving the memory space, improving the performance of an electronic device, and thus improving the user experience.

The invention discloses an oil and gas pipe network spatio-temporal data dynamic loading method, system and device and a storage medium, and relates to the technical field of oil and gas pipe network data processing.The method comprises the steps that an initial geometric network of an oil and gas pipe network is constructed according to a plurality of hard reference points selected from event data of the oil and gas pipe network; performing spatial data alignment analysis and spatial semantic alignment analysis on the target event data of the oil and gas pipe network; and automatically associating the target event data with the initial geometric network according to the spatial data alignment analysis result and the spatial semantic alignment analysis result by using a time-space association rule between the initial geometric network and the event data of the oil and gas pipe network. According to the method, the problems of data alignment and difficulty in automatic data loading and storage in linear engineering can be solved, and technical conditions are created for realizing the business management requirements of'operation, namely recording 'and'co-generation and co-growth' and the dual management requirements of data management.

The invention relates to a model test device and method for researching multi-degree-of-freedom intelligent control loading of a shared anchor. The device comprises a base; the model box is provided with a gate-type reaction frame with the degree of freedom in the Y direction; the first actuation injection assembly is movably arranged on the gate-type reaction frame, has degrees of freedom in the Z direction and the X direction, and is configured to press the shared anchor into the test depth of the model box; and the loading mechanism is arranged on the gate-type reaction frame and comprises a loading frame assembly with a degree of freedom along the Z direction, and a second actuation loading unit and a third actuation loading unit which are arranged on the loading frame assembly. The device can simulate the penetration, horizontal static and dynamic loading process of the shared anchor in the soil under different site conditions and different loading conditions (including static and dynamic loading in the horizontal direction, the vertical direction, multiple directions, force control and displacement control conditions), and can accurately collect and analyze all necessary data at the same time.

Methods, systems, and apparatus, including medium-encoded computer program products, for loading and rendering comprising: obtaining a 3D spatial access tree data structure encoding location information about objects in a 3D model of an environment, where the 3D model is stored on a remote computer system; ranking a set of objects in the 3D model to form an object hierarchy based at least on a distance between each object in the set of objects as determined using the three-dimensional space access tree data structure and a specified perspective of a user within the environment; selecting an appropriate subset of the set of objects to render based on the object hierarchy and a current model load limit; downloading the appropriate subset to a local memory; and rendering the appropriate subset from the local memory to the display device based on the specified perspective of the user within the environment.

The invention relates to a dynamic code loading method and system based on cooperation of a remote service and a local server, and aims to realize dynamic updating and hidden execution of code logic. The method comprises the steps that a local server generates a request packet containing a unique identifier and a timestamp according to a preset rule; sending the request to a remote service through a request generation module; the remote service returns the encrypted data module according to the content of the request packet; the local server analyzes the content of the data packet through a decryption module and verifies the legality of the timestamp; dynamically splicing a plurality of modules to form a complete code logic; the spliced code is executed in a limited sandbox environment to ensure security and isolation. The remote service divides complete code logic into a plurality of independent encrypted storage modules, the confidentiality is improved by dynamically controlling the code loading sequence, plaintext codes are not stored in the operation process of the local server, and part of key logic is remotely calculated in real time and returned.

The invention provides a code hot deployment method based on a Grouping and a configuration center, which comprises the following steps of: integrating a Grouping script-using a template design mode, extracting a dynamic code of business logic, and adding the dynamic code to the Grouping; the method comprises the following steps: introducing a GraovyClassLoader, loading the GraovyClassLoader into a JVM (Java Virtual Machine) of JAVA, and calling the GraovyClassLoader; the quoted symbolic link is that in the JVM, the definition name of the newly loaded Class is replaced; according to the method, the changed codes are compiled into the byte codes in real time by utilizing the dynamic compiling characteristic of the Groupy, and the new configuration information and the application codes are pushed to each application node through a real-time pushing mechanism of the configuration center. After the application node receives the new configuration information and code, the application node can dynamically load and replace the original configuration and code, so that the rapid updating and deployment of the application are realized, more complex code change and dynamic loading can be realized, and the flexibility and expandability of the application are further improved.

The invention relates to the technical field of software upgrading, in particular to a multi-software dynamic loading and upgrading method and device, equipment and a storage medium. The method comprises the following steps: determining a target processor and a required operation type in response to an instruction received from an upper computer; calling a dynamic loading module or an upgrading module in the target processor based on the required operation type and the switching flag bit; when the dynamic loading module is called, reading the corresponding target software program according to the switching flag bit, and loading the target software program into the target processor to realize switching operation of the application program; when the upgrading module is called, software program content sent by the upper computer is received, and the software program content is written into a preset program area; and the response information after loading or upgrading is completed is sent to the upper computer, so that the flexibility of the embedded heterogeneous system is improved.

The invention relates to the technical field of terminal computing power visualization, in particular to a configuration method and system for a dynamic loading strategy of a large-scale 3D model in a digital twin visualization platform, and the method comprises the following steps: collecting front-end burying point data, uploading user data, preprocessing the user data, constructing a user behavior database, and selecting a machine learning model. Model construction and training, machine learning prediction, dynamic loading strategy configuration and loading strategy optimization are carried out; the method has the beneficial effects that the user behavior data is collected through the front-end burying point, and the user concern area is predicted by applying machine learning, so that the dynamic optimization of the loading strategy is realized. According to the method, the loading efficiency of the large-scale 3D model is effectively improved, the waiting time of the user is shortened, meanwhile, according to different attention degrees of the user, the mode of combining preloading and loading as needed is adopted, the smooth experience of the attention area of the user is guaranteed, and system resources are saved.

The embodiments of the present invention relate to the technical field of cloud network services and specifically disclose a workflow engine-based cloud network service dynamic loading system and method. The method in the embodiments of the present invention comprises: defining a service workflow and storing same into an orchestration package, analyzing and converting same into BPMN 2.0 compatible with Camunda, and creating a workflow definition file; analyzing, storing and deploying the workflow definition file into a Camunda engine; when the service workflow needs to be executed, invoking an API to activate and start a workflow instance; allocating a task to the workflow instance and executing same; and, on the basis of the Camunda workflow engine, according to a service requirement of the API, dynamically deciding a branch path for executing the workflow. On the basis of the dynamic loading of Camunda workflow engines, the present invention can achieve high flexibility, configurability and scalability of cloud network service workflows, thereby enabling the cloud network service workflows to quickly adapt to constantly changing service environments and ensuring the compliance and security of the workflows.

The invention provides an applet on-demand dynamic loading and subpackaging method based on a unified subpackaging mode, relates to the technical field of mobile application development, and comprises the step of realizing on-demand loading and page rendering by establishing standardized configuration information, a subpackaging resource list, a subpackaging life cycle state machine and a subpackaging dependency graph and combining a subpackaging runtime manager. According to the method, the initialization loading time can be shortened, the memory occupation can be optimized, the small program starting performance can be improved, and meanwhile, the development complexity can be reduced and the cross-platform compatibility can be improved through a standardized subpackage mechanism.

The present invention provides a composite component based on Vue, including Vue source code, component configuration description file, component data description file and component resource package. The present invention discloses a loading system of this composite component, including a component library, a component operation framework, a component scaffold and an application assembler. The component operation framework includes a component loading module, a component configuration module and a component runtime module. The component runtime module includes a component definition unit, a component instance unit, a component cache, a component hierarchy tree, a component canvas, a component renderer and a component communication pipeline. The present invention also discloses a loading method of a composite component. A composite component based on Vue of the present invention and its dynamic loading system and method are characterized by standardization, easy configuration, reusability and high efficiency.

The embodiment of the invention discloses an adaptive caching method and device, a storage medium and a program product. The method comprises the steps of determining a target cache type and a target storage space based on a service scene; loading a target cache library to target equipment based on the target cache type; constructing a uniform interface, wherein the uniform interface packages a plurality of cache functions; in response to calling of the uniform interface by an application layer, determining a target cache function from a plurality of cache functions; and by calling the target cache library, executing the target cache function on the target storage space. According to the method, a uniform interface and dynamic loading of the target cache library can be provided, so that a proper cache mode can be selected and flexibly switched according to business requirements, the code complexity is reduced, the workload of developers is reduced, and the coupling degree between business codes and cache implementation is reduced, and therefore, the flexibility and the maintainability of a system are improved.