57 results about "Virtual technology" patented technology

The invention relates to the technical field of online network teaching, and discloses an online network teaching practice method based on a virtual technology, and the method comprises the steps: obtaining virtual scene data, and carrying out the integration and building of a dynamic knowledge graph and a multi-modal teaching resource library; learning behavior features are extracted according to the cognitive features of the learner, knowledge difficulty levels are divided, and immersive learning is guided; constructing a cognitive evaluation model, optimizing a learning path through hierarchical reinforcement learning, and generating a self-adaptive teaching instruction; collecting interaction track data to generate an operation thermodynamic diagram, and evaluating the skill mastering degree; complexity parameters of the virtual scene are dynamically adjusted, a virtual-real linkage experiment simulation environment is constructed, and skill training closed-loop feedback is achieved. The invention further relates to specific implementation modes of resource integration, cognitive feature extraction, learning path optimization and the like. According to the method, the personalized and immersive experience and skill training effect of online teaching are improved, and the method is suitable for the field of online network teaching.

An AI-powered augmented reality (AR) system for optimizing product placement and customer loyalty. The system includes: • a user interaction data collection unit configured to monitor consumer behavior in real time in any retail scenario (point-of-sale POS, online e-commerce and shopping areas within a public virtual technology space), with the unit analyzing consumer movement patterns, engagement metrics, eye-tracking and purchase intent; • an intelligent spatial mapping module to build a contextual understanding of high-traffic zones, underutilized areas and high-quality product placements using heatmap analysis, other spatial computer algorithms and the live movement of consumers; • A model-based product placement recommender based on machine learning, which uses one or more DL-based predictive models trained by importing current sales data, historical text interaction data, and consumer preference data to suggest optimal product placement so that customers see the advertisement and are likely to click through it to ensure a conversion. • a customer-centric, real-time AR visualization interface configured to allow customers to experience digitally enhanced product presentations directly via mobile AR applications, smart glasses, or in-store digital kiosks, enabling customers to preview product placements, rotate and resize objects, and visualize interactive advertising content before purchasing; • a customized advertising and sales promotion engine configured to generate augmented reality-based marketing content and provide users with tailored promotions and interactive ads based at least in part on an analysis of consumer sentiment by the system, as well as information on location data or consumer interaction history, wherein the customized advertising and sales promotion engine personalizes the configuration instructions for advertising and sales promotion to encourage consumer interaction and achieve higher sales revenues; • A secure, cloud-based data processing and analytics unit that uses an automated engagement model to link online and in-store sales information with established activity models for product placement decisions. The unit leverages AI-powered consumer insights to continuously recommend product placement changes based on a variety of programmatic retail trends; • a privacy-friendly AI module based on federated learning and on-device AI processing, providing consumer behavior analytics while complying with global data protection regulations and preventing the use of open data; • a processing framework characterized by a low-power mode suitable for AR rendering and AI calculations, and implemented via dynamic voltage scaling and energy management techniques for seamless and sustainable operation; The system according to claim 1, wherein the user interaction data capture unit further comprises an eye-tracking and sentiment analysis sub-module, wherein the sub-module detects facial expressions, emotional reactions, and attention levels of consumers in real time to determine the effectiveness of product placements and advertising strategies.

The embodiment of the invention discloses a cross-platform application development method and device, a terminal and a storage medium. According to the scheme, the application can be initialized, the first virtual DOM tree is created according to the structure of the current DOM, the second virtual DOM tree is created according to the change information of the application state, the difference information between the first virtual DOM tree and the second virtual DOM tree is calculated, and the difference information is applied to the current DOM to complete interface updating. And mapping each node in the first virtual DOM tree to a native component corresponding to the platform according to the platform type. And a cross-platform API interface is defined according to the function type, and adaptation is carried out according to different platform types. According to the scheme provided by the embodiment of the invention, a virtual DOM (Document Object Model) technology is adopted and a platform native component is combined, so that the application can have better performance on each terminal device, and the development difficulty is greatly reduced.

The invention relates to the technical field of computer server resource management and network virtualization, and particularly discloses a server hybrid deployment and management system based on a virtualization technology, which comprises a uniform resource abstraction layer, a global resource sensing and modeling unit, a strategy-driven intelligent arrangement engine and a heterogeneous resource execution adapter. The uniform resource abstraction layer performs standardized abstraction on a physical server, a virtual machine and a container; the global resource sensing and modeling unit integrates the resource data and constructs a global resource model; a strategy-driven intelligent arrangement engine performs multi-objective optimization solution based on strategies and constraints to generate a scheduling scheme; the heterogeneous resource execution adapter translates the scheme into bottom executable atomic operations. According to the invention, unified management and intelligent cooperative scheduling of heterogeneous computing resources are realized, and the resource utilization efficiency and the system automation level are improved.

The invention belongs to the technical field of construction scheme design, and discloses a construction scheme pre-design system and method based on an AI virtual technology. Comprising the steps of obtaining building drawing data, building engineering project requirement text data and historical construction data, and analyzing the building engineering project requirement text data to obtain building engineering construction requirements; pre-selecting a construction scheme of the constructional engineering according to the constructional engineering construction requirements, the constructional drawing data and the historical construction data, creating a three-dimensional entity model of the constructional engineering according to the constructional drawing data, and simulating the construction operation process of the constructional engineering according to the pre-selected construction scheme of the constructional engineering and the three-dimensional entity model of the constructional engineering; performing risk detection in the simulated construction operation process of the building engineering; performing optimization adjustment according to a risk detection result; and the reasonability of pre-design of the construction scheme is further improved, so that the construction speed of the building engineering is increased, and the construction cost of the building engineering is reduced.

The invention discloses an automobile maintenance simulation practical training system and method based on a virtual technology, and relates to the technical field of automobile maintenance practical training, and the system comprises a general module which is used for managing the attendance, courses, scores and user information of an academic soldier; the simulation training resource management module is used for developing, importing, checking, removing and printing simulation training resources; the virtual disassembly and assembly module is used for learning disassembly and assembly of different instrument components in the maintenance process; the simulation maintenance module is used for learning maintenance steps of whole vehicle maintenance and classic fault cases; and the examination training module is used for carrying out theoretical and practical training examinations according to the learning content and providing multi-person collaborative maintenance subject training. The flexibility and convenience of automobile maintenance teaching are improved by utilizing a high-precision simulation model based on the virtual reality technology, the input cost of teaching hardware is reduced, and meanwhile, the practical training process is safer.

The invention discloses a virtual technology medical linear accelerator maintenance process method, and relates to the technical field of linear accelerator maintenance, and the method comprises field equipment control: the field equipment control is connected with linear accelerator hardware, and the method is provided with a field maintenance terminal, a remote maintenance platform, an expert cooperation module and a fault knowledge graph database; a perfect maintenance process system is constructed, the maintenance process is managed through process and safety control, the operation safety is ensured, remote expert interaction authentication, key parameter transmission and abnormal alarm triggering are realized through expert access, the overall maintenance decision speed is increased, multi-brand equipment access is supported, the use range and scene are expanded, and the maintenance efficiency is improved. And meanwhile, the annual operation and maintenance cost of the equipment is reduced, the cost is effectively controlled, maintenance process data and corresponding analysis results are managed, visualized and stored, maintenance process management can be realized through cloud management and control of the Internet of Things, and the intelligent level of maintenance process management is improved.

An embodiment of the present application provides a simulation method, device, electronic device, and storage medium for virtual stage lighting, belonging to the field of virtual technology. The method includes: constructing different types of stage lighting model data according to the specification data of stage lighting equipment; extracting virtual stage scenario metadata from virtual stage performance simulation data; generating a stage lighting simulation plan through a scenario lighting simulation algorithm based on the virtual stage scenario metadata and stage lighting model parameters; generating virtual stage lighting simulation parameters according to the stage lighting simulation plan and virtual stage performance simulation data; and generating a virtual stage lighting simulation effect according to the stage lighting model parameters, lighting simulation data, virtual stage lighting simulation parameters, and virtual stage performance simulation data. In this way, according to the design requirements of stage scenarios such as the scenes, characters, and music of stage programs, the animation effect design and simulation of stage lighting can be automatically completed, improving the lighting simulation efficiency and simulation effect.

The invention discloses an equipment picture display method and device, equipment and a storage medium, and relates to the technical field of virtualization. The method comprises the following steps: identifying one or more second XR devices in a target area; acquiring a second display picture of second XR equipment in the target area; the second display picture is displayed in the first display picture, the first display picture further displays a second XR device, and the second display picture and the second XR device are displayed in an associated mode. By means of the technical means, the problem that in the prior art, a teacher needs to manually input operation to check the display picture of the student XR equipment is solved, and the teacher can check the display picture of the student XR equipment without feeling.

The embodiment of the invention provides a time synchronization method and device between virtual machines, computing equipment and a storage medium, the virtual machines are type1 virtualized virtual machines and comprise a service virtual machine and an application virtual machine, the application virtual machine comprises a real-time virtual machine, and the method comprises the steps that the service virtual machine obtains PTP time through a PTP mechanism; the service virtual machine is used for sending the PTP (Precision Time Protocol) time to the Hypervisor through the Hypercall; after the Hypervisor is synchronized with the received PTP time, the Hypervisor notifies each application virtual machine to synchronize the PTP time; and each application virtual machine obtains the PTP time from the Hypervisor through the hypercall, and the PTP time is synchronized with the PTP time. According to the technical scheme provided by the embodiment of the invention, the PTP time is obtained through the service virtual machine by utilizing the PTP mechanism, and the time among the Hypervisor, the service virtual machine and the user virtual machine is synchronized by adopting the virtual PTP technology, so that high-precision synchronization of the time of all virtual machines in the same physical node is ensured.

The present invention discloses an immersive collaborative skydiving training method and system, and specifically relates to the technical field of multi-person formation collaborative skydiving training. The present invention includes: step one, pre-training pre-processing, step two, generating a guiding motion trajectory, step three, monitoring the physiological state of each trainee, step four, evaluating the training effect of each trainee, step five, evaluating the training compliance level of the target project, and step six, generating a training plan for each trainee. The present invention adopts a combination of VR virtual technology and an outdoor wind tunnel to form an immersive virtual skydiving training environment. The present invention analyzes the collected training data of each trainee, evaluates the training effect of each trainee, obtains the training compliance level of the target project, and proposes a training plan for each trainee accordingly, which can effectively improve the skydiving skills of each trainee and improve the skydiving training method.

The invention relates to an automatic method for technical assistance in the correction of vulnerabilities of a computer system, where the aforementioned method comprises at least the following steps: a) receiving information relative to computer system vulnerabilities by text, voice, file input or through data exchange; b) launching tools based on artificial intelligence algorithms and machine learning to understand the information and requests entered relative to vulnerabilities; c) performing parsing and text mining of the information received and process it through intelligent data matching with information relative to the computer vulnerabilities present in a database or through interaction with external online vulnerability databases; d) in case of unsatisfactory results, starting an extended online search by web scraping using deep learning algorithms and unsupervised machine learning; e) updating an internal vulnerability database with the additional information found; and f) generating a vulnerability report accompanied by relative remediation.

The embodiment of the invention provides a display control method, a real-time rendering system and a storage medium, is applied to the real-time rendering system, and relates to the technical field of film and television virtualization. The method comprises the following steps: processing current displacement data under the condition of receiving the current displacement data to obtain mobile data; the current displacement data is generated after the displacement detection system detects the displacement of the motion device, and the current displacement data is sent to the real-time rendering system. The obtained movement data is used for representing the movement degree of the movement device, and the display content of the frame image of the current frame in the display screen is adjusted according to the movement data, so that the display content of the frame image of the current frame is synchronized with the movement direction of the movement device. By adopting the technical scheme, the real scene linkage of the curtain wall and the rotary table can be realized, so that the requirement of shooting scene change can be met, and the purposes of creation freedom degree and shooting efficiency of virtual manufacturing can be realized.

The invention discloses a video stream decoding method and device, equipment and a storage medium, and relates to the technical field of virtualization. The method comprises the following steps: under the condition that a video stream to be decoded is received, determining the number of video streams correspondingly processed by a decoder; under the condition that the number of the video streams correspondingly processed by the decoder is less than the first number, distributing the video streams to be decoded to the decoder; under the condition that the number of the video streams correspondingly processed by the decoders is greater than or equal to the first number, creating a new decoder and distributing the video streams to be decoded to the new decoder; and decoding the correspondingly distributed video streams through a decoder, and displaying the decoded video streams. Through the technical means, the problem that in the prior art, teachers cannot check equipment pictures of students in the whole class at the same time is solved, and the classroom teaching effect is guaranteed.

The invention discloses an intelligent preloading waterfall flow layout method. The method comprises the following specific steps: S1, obtaining webpage content data; s2, data preprocessing; s3, constructing a waterfall flow layout model; s4, dynamic loading and layout optimization: when a user rolls a page, dynamically loading new contents, and reducing page redrawing and backflow by using a virtual DOM technology; a cross observer is used for monitoring the visibility of the content blocks, and loading and rendering are carried out only when the content blocks enter a viewport; and S5, response type design optimization. According to the method, redrawing / backflow is reduced through virtual DOM + batch updating, and the FPS is improved by 30% +; 100% self-adaption is achieved through dynamic column number calculation and CSS variables, and media query does not need to be manually maintained; the cross observer + lazy loading reduces the jamming by 70% +, and saves the bandwidth by 30% +.

The invention provides a virtual laser scanning visualization method and device, electronic equipment and a storage medium, and relates to the technical field of laser virtualization. The method comprises the steps of exporting target data; according to the target data, processing the three-dimensional data of all the target models by utilizing a preset point-line-plane three-dimensional particle tool, so that all the target models are presented in the current picture view in a point form; points of all the target models in the current picture view are connected with the position of the laser source to form a line segment; and according to a preset proportion, controlling part of line segments and corresponding points of the line segments on the target model to circularly switch between display and hiding in any time frame so as to enable the simulated laser beam to obtain a dynamic scanning effect. According to the virtual laser scanning visualization method, real space information is combined, and the laser beams generated when the laser equipment scans are simulated in the virtual space, so that more vivid and vivid film and television works are obtained.

The invention relates to the technical field of artificial intelligence, and discloses an intelligent furniture design system based on AI big data. Comprising a first simulation module used for constructing a user simulation model; the second simulation module is used for constructing a space simulation model; the scheme learning module is used for outputting a design scheme; the scheme identification module is used for identifying a target scheme from the effective schemes; the scheme information module is used for generating scheme information; according to the method, the overall popularity trend of the target scheme can be analyzed from the three time dimensions of the historical time period, the current time period and the future time period by calculating the popularity index through the user favor rate, the retention overdue rate and the scheme recommendation rate, so that the target scheme can adapt to the popularity degrees of different timelines; and the target scheme is subjected to custom adjustment operation in combination with the VR virtual technology, so that the personalized effect of the target scheme is improved, and the furniture designed based on the target scheme can have higher universality and durability.

The invention relates to the technical field of virtuality, and discloses a stereo audio signal adjusting method and device, head-mounted equipment and a storage medium, which are used for improving the sound field space sense and user experience of the head-mounted equipment. The stereo audio signal adjusting method comprises the steps of obtaining motion parameters of a head-mounted device when it is detected that the pose of the head-mounted device changes, determining a reference position of a virtual sound source of the head-mounted device according to an initial stereo audio signal of the head-mounted device, determining a target position of the virtual sound source according to the motion parameters and the reference position of the virtual sound source, and adjusting the stereo audio signal according to the target position. And adjusting the initial stereo audio signal based on the target position to obtain a target stereo audio signal.

This specification discloses a method and device for managing a frame-type security resource pool based on lightweight virtualization. The method is applied to the main control board of a frame-type device. By abstracting the resources of service boards into virtual resources, a security resource pool is constructed. After receiving a user's security service request, independent resources are scheduled from the security resource pool to run the target virtual security service components divided from the security function modules running on each service board through lightweight virtual technology, so as to provide security services for the user. By combining software and hardware, the frame-type device replaces the traditional method of constructing a security resource pool through servers. Through lightweight virtual technology, in the scenario of one cloud with multiple cores, the composition of the security resource pool is simplified, the construction cost of the security resource pool is saved, the flexibility and strong scalability of the construction of the security resource pool are improved, the high availability of the security resource pool is also improved, and while the reliability of the security service is enhanced, isolation between users is achieved.

The invention relates to the technical field of image processing, and discloses a preview image generation method and device based on a large model, equipment and a storage medium, and the method comprises the steps: determining a target scene template according to an image core element, generating an initial image according to the AI image generation engine, the target scene template and the image core element; and rendering the initial image through an immersive virtual technology to generate a target preview image. In this way, the image core elements are generated through the text model, and tedious steps are avoided. An initial image is generated in combination with a target scene template and an image core element, the approximate effect of the initial image is presented, then the initial image is rendered through an immersive virtual technology, and a target preview image is displayed to a user from multiple angles and dimensions. Through the artificial intelligence technology, the accuracy of generating the preview image by the financial image generation tool is improved.

A virtual combat training system includes a plurality of shock units adapted to attach to a different part of a body of a trainee, a helmet to display a virtual environment, a body node on the body of the trainee and a central control unit remote from the trainee. The central control unit tracks location data of the shock units including absolute position of each shock unit in relation to the central control unit and a relative position of each shock unit in relation to the other shock units, determines a location and orientation of the trainee, transmits actuation signals to the shock units to simulate an injury in response to events occurring within the virtual environment based on the location and the orientation of the trainee, and transmits virtual environment data to the virtual technology helmet. The body node communicates between the shock units and the central control unit.

The application discloses a kind of examination method and system combined with language model and virtual technology, method includes the following steps: police and citizen dialogue process is rehearsed, and the first language model is used to analyze the rehearsed language output of subject, obtains rehearsal analysis result;Based on rehearsal analysis result, obtain the rehearsal score of subject;When the rehearsal score of subject meets preset score requirement, obtain examination permission;Based on examination permission, combined with virtual technology, build police and citizen dialogue scene topic;Based on police and citizen dialogue scene topic, examine subject, obtain examination language output;Second language model is used to analyze examination language output, obtain the examination evaluation report of subject.The application will be combined with language model and virtual technology, build more advanced, efficient examination method and system, improve the quality and effect of examination.

The invention discloses a virtual machine encryption method based on Libvirt and QEMU (quick empirical mode unit). The method belongs to the technical field of cloud computing and virtualization. According to the method, the QEMU is expanded, the support of the QEMU for national cryptographic algorithms SM1 and SM4 is increased, a QEMU module is modified, and when a qemu-img command is executed, echoes of-object parameter information are set to be xxxxxxx according to a-object parameter address, and the echoes are used for hiding a disk encryption key. The method comprises the following steps: expanding Libvirt, realizing one-machine one-password of a virtual machine by applying a national password algorithm SM9, generating a secret key pair by using a UUID of the virtual machine as a national password SM9 public key, storing a private key of the SM9 in an encryption chip, encrypting an encryption secret key of the virtual machine and an XML (Extensible Markup Language) by using the SM9 public key, and decrypting the encryption secret key of the virtual machine and the XML by calling an encryption chip interface. According to the method, the problem that the Secret of Libvirt and the XML of the virtual machine leak sensitive information is solved, the problem that the secret key is leaked when the QEMU creates and encrypts the QCOW2 file is solved, and the encryption and decryption performance of the disk file of the virtual machine is improved.

The invention discloses a defense strategy recommendation system and method, relates to the technical field of network security, and aims to solve the problem that an oil and gas pipe network is attacked and invaded, so that the security of the oil and gas pipe network is relatively low. Comprising a trapping module which is used for creating a virtual environment by adopting a Docker virtual technology, setting trapping nodes and obtaining a running log according to the trapping nodes; the machine learning module is used for establishing a defense strategy for a real attack sent by an attacker according to the running log; the machine learning module comprises an intelligent analysis unit and a game unit; the intelligent analysis unit is used for adopting a random forest model of machine learning according to the running log to distinguish real attacks and system misinformation of attackers; the game unit is used for extracting features in real attacks, calculating attack indexes based on the features and establishing defense strategies according to the attack indexes; and the defense module is used for adjusting the defense strategy and sending out a corresponding alarm according to the adjusted defense strategy.

The application provides a PON system supporting multi-level slices, an OLT device and an ONU device, and belongs to the technical field of communication. The system comprises an OLT device, an optical distribution network and an ONU device. The OLT device is decomposed into a vOLT management plane and a vOLT user plane through a virtual OLT technology. The OLT device is provided with a first-level network slice management module, and the ONU device is provided with a second-level network slice management module. The second-level network slice management module is used for dividing and managing the second-level network slice of the connected user terminal device. The network slice hierarchical capability is used for dividing the priority and network performance of each service in a large park network, solving the problems of single network slice division, insufficient granularity, inability to completely solve the problems of the concentration of various service types and different requirements, and realizing the intelligentization of the park network and reducing the deployment cost.

The invention relates to a VR panoramic immersive simulation method and device for museum exhibits, equipment and a medium. The method comprises the following steps: acquiring layout structure information of a museum; according to the layout structure information, determining a display area and a guide path in combination with a preset exhibit display logic; based on this, a virtual space is constructed by using a virtual technology; collecting the real-time position and eye sight movement data of the audience in the virtual space; determining the current region of the audience through coordinate matching; calculating a focus coordinate interval based on the line-of-sight data to demarcate a gaze partition; analyzing the line-of-sight movement data within a preset time to obtain the attention degree; and matching virtual collection display in a preset display content library according to the current region, the fixation partition and the attention degree. By adopting the method, dynamic content adaptation based on audience real-time interaction behaviors can be realized, the immersion and personalized experience of VR panoramic display are effectively improved, and the problem of insufficient interactivity of a traditional static display mode is solved.

The invention discloses a virtual test system and a use method thereof. The virtual test system comprises a database module, an information acquisition module, an analysis module and a virtual test module. The use method of the virtual test system comprises the following steps: establishing a virtual test database; obtaining a to-be-tested design scheme and an application scene thereof; selecting a virtual test logic suitable for the design scheme according to the to-be-tested design scheme and the virtual test model; and performing virtual testing on the design scheme according to the selected virtual testing logic to obtain a testing result. According to the virtual testing system and the using method thereof, the virtual technology is applied to the testing process, and the scheme is subjected to virtual testing before software and system development is completed, so that the testing process can be accelerated, the testing efficiency can be improved, and the testing cost can be reduced.

The invention relates to the technical field of news broadcasting, in particular to a scene platform for news broadcasting based on virtual simulation, and solves the problems that when a three-dimensional virtual scene is adopted for news broadcasting in the prior art, combined broadcasting operation cannot be carried out according to real-time pictures of a news site, the broadcasting news effect is limited by the virtual technology, and the news broadcasting efficiency is poor. The system comprises a setting collection mechanism, a virtual-reality combination mechanism and a scene turning table, the upper end face of the scene turning table is provided with the virtual-reality combination mechanism, and the front end of the virtual-reality combination mechanism is provided with the setting collection mechanism; and the virtual-real combination mechanism comprises a positioning compression ring. According to the method and the device, the scene proportion and angle of the virtual picture and the news scene are adaptively adjusted, so that the broadcast effect of virtuality and reality combination is conveniently improved, news broadcast is more authentic, and dynamic broadcast can be performed indoors and outdoors without limitation by quickly setting up the broadcast scene.

The present invention discloses a method and device for improving the security of cloud-hosted Web application programs based on containers. The method includes: constructing a Web application and building a MongoDB database cluster using Docker container instances in the Web application; wherein the Web application includes multiple database containers; classifying the data stored in the multiple database containers based on the types of the multiple database containers to obtain a data classification result; constructing a jump defense model according to the data classification result and the characteristics of the MongoDB database cluster, and outputting the distribution characteristics of the data stored in the multiple database containers in the Docker container instances; configuring a load balancer for the MongoDB database cluster based on the distribution characteristics to perform data distribution and mapping processing to the host, so that the jump defense model provides a single interface to each database container. The present invention can implement the use of virtual technology with very little memory, and reduce the damage degree of web application programs through container jumps.

The invention discloses an intelligent belt conveying system applied to the coking field, and relates to the technical field of coking production monitoring, and the intelligent belt conveying system comprises a mobile monitoring unit, a monitoring model unit, a training adjustment unit and a central control unit; the mobile monitoring unit comprises a mobile module, an intelligent camera and a control module, and the central control unit receives a signal sent by the mobile monitoring unit and controls the mobile monitoring unit; the monitoring model unit builds a virtual model in the belt vestibule through a digital twinning technology and a virtual technology, and after the virtual model is built, a monitoring scheme is formulated to manage a monitoring mode, and a prediction scheme is formulated to pre-judge a monitoring result. According to the system, flexible movement of the intelligent camera can be achieved, when a material overtemperature or material leakage accident occurs on the belt, real-time detection can be accurately carried out along with the accident occurrence position, and the running safety of the belt of the coking plant and the timeliness and accuracy of monitoring are improved.