153 results about "Visual appliances" patented technology

The invention discloses a distributed training scheduling and communication optimization method and system of a multi-modal large model on a domestic computing power platform. The method comprises the following steps: virtualizing a heterogeneous computing unit of a preset platform into a virtual device pool, and fusing first-order gradient of a multi-modal sample and Hessian matrix information based on quantitative perception training to generate a sample sensitivity grading atlas; virtual device pool attributes and the sensitivity grading atlas are used as input, an optimal hybrid parallel configuration scheme is automatically generated through a configuration search algorithm, and a parallel combination mode, resource mapping and a high-sensitivity sample scheduling strategy are defined; a distributed training code of an integrated communication optimization strategy is automatically generated according to a configuration scheme, pipeline parallel communication and data parallel gradient synchronization constraint are executed in a topology adjacent equipment subset, and a hierarchical aggregation mechanism is adopted; and dynamically screening a core training set and scheduling a calculation task to complete distributed training. According to the method, efficient cooperative training of the multi-modal large model on the domestic computing power platform is realized.

The invention relates to the technical field of sewage treatment supervision, and discloses a sewage plant supervision system based on digital twinning. The system comprises an operation mirror image generation module which collects data in real time and generates a digital twin mirror image of the sewage treatment facility; the virtual equipment state library construction module is used for extracting key equipment parameters based on the digital twin mirror image and dynamically updating a virtual equipment state library; the strategy optimization module is used for analyzing a sewage flow state and a pollutant migration path and generating a virtual operation strategy optimization parameter set; the abnormal response engine module is used for monitoring abnormal fluctuation of key nodes and generating an abnormal response intervention data set; and the efficiency improvement module is used for optimizing virtual processing path regulation and control parameters and generating a pollutant removal efficiency improvement scheme. According to the system, dynamic monitoring, intelligent optimization and quick response of the whole sewage treatment process are achieved through the digital twinning technology, supervision accuracy and timeliness are improved, and the system adapts to complex and changeable operation conditions.

The invention belongs to the technical field of medical training, and particularly relates to a method and a system for constructing a virtual operating room resource library for reappearing an offshore operation scene, and the method comprises the following steps: 1, collecting offshore medical data and scene demands: collecting an offshore environment and medical data, and determining medical care core capability demands; in the application, coupling parameters generated by a sea condition dynamic sensing module drive a mixed reality scene rendering module to present real shake and environment change; meanwhile, parameters are synchronously input to the equipment modeling module, fault response of virtual equipment is triggered, a user operates the virtual equipment through the interaction module and executes an operation on a virtual human body model, and the resource library management module guarantees reusability and updatability of resources in the whole process. Through real-time data linkage among the modules, total-factor dynamic coupling of sea conditions, scenes, equipment and operation objects is finally realized, and the problem of simulation distortion of a traditional system is solved.

The application relates to a multifunctional controller based on an SPI bus, which comprises a core control module for packaging an SPI communication protocol frame and a register read-write instruction based on a Linux kernel subsystem; a device class registration module for registering a special device class to manage corresponding special functions through the device class registration module; a first docking module for docking standard functions with the Linux kernel subsystem to drive the standard functions based on an SPI interface and the register read-write instruction; and a second docking module for abstracting non-standard functions into virtual SPI devices and docking the virtual SPI devices with an application layer. Through an innovative modular architecture and a unified management mechanism, the application effectively solves technical problems such as complex development of a multifunctional controller driver, lack of out-of-band management, difficulty in application layer development, and chaotic driver management, and provides an efficient, flexible and easily-extended solution for the development and management of multifunctional SPI peripherals.

The invention discloses a material mixing full-process digital twin simulation system and method and electronic equipment. The system comprises a simulation module which is used for constructing a full-process digital twin model based on physical parameters of physical equipment, material physical characteristics and process logic in a material mixing process; the interactive interface module is used for establishing communication connection between the full-process digital twin model and a target control system so as to realize interaction between a control instruction and a virtual equipment state signal; and the acquisition module is used for acquiring the whole-process configuration parameters, the batching mode and the working mode and providing the parameters to the simulation module for operation. According to the method, the high-fidelity digital twin model is constructed, the virtual-real interaction interface is established, multi-link parameter collaborative debugging of material preparation, material preparation and mixing is supported, the whole-process configuration parameters can be tested at a time, step-by-step debugging is not needed, the debugging time and the debugging cost are remarkably reduced, and the process control precision is improved.

This application discloses a method for detecting virtual devices, an access control method, and a computer device. The detection method determines a second score that characterizes the degree to which a target device conforms to a real device, and uses the second score to reduce a first score that characterizes the probability that the target device belongs to a virtual device to a fusion score. This can reduce false positives on the target device, improve the accuracy of virtual device detection, and enhance the user experience.

A device in communication with a first network associated with a building management system (BMS) includes one or more processing circuits configured to receive a virtual device corresponding to one or more physical devices or systems and provide a mapping between the virtual device and the one or more physical devices or systems. The virtual device is configured to represent the one or more physical devices or systems on the first network and one or more data points of the virtual device correspond to one or more data points of the one or more physical devices or systems. The one or more processing circuits are configured to receive data values for the one or more data points of the one or more physical devices or systems and update the one or more data points of the virtual device with the data values for the one or more data points of the one or more physical devices or systems.

Systems and methods for encryption support for virtual machines. An example method may comprise initializing, by a firmware module associated with a virtual machine running on a host computer system, an exclusion range register associated with the virtual machine with a value specifying a first portion of guest memory. The first portion of the guest memory may include an exclusion range marked as reserved. The second portion of the guest memory may b e encrypted using an ephemeral encryption key. Virtual machine firmware may identify, in the second portion of the guest memory, an instruction to a virtual device associated with the virtual machine, copy data corresponding to the instruction to the first portion of guest memory, and alert the hypervisor of the data stored in the first portion of guest memory.

Device virtualization techniques can enable physical I / O devices (such as PCIe devices or other I / O devices) to appear as virtual I / O devices, while also enabling selective exposure of information regarding the physical I / O devices to enable the native drivers of the physical I / O devices to be run. In one example, one or more physical I / O devices associated with a virtual I / O device are locked, and an interface is monitored for requests to those physical I / O devices. The device can be unlocked in response to a request to a predetermined address. When a physical I / O device is locked, read requests to read an identifier of the physical device are blocked, and a value associated with the virtual I / O device is provided. When the physical I / O device is unlocked, read requests to read an identifier of the physical I / O device are forwarded to the physical I / O device.

This disclosure is directed to methods and systems that establish a secure data channel between a host and a disaggregated hardware device (“DHD”) of a data center. The system comprises an initiator host that runs objects, such as virtual machines and containers. The host includes an initiator smart network interface card (“SNIC”). The initiator SNIC includes a virtual device, a trust platform module (“TPM”) and a security engine. The system also comprises a target host equipped with a DHD and a target SNIC. The target SNIC includes a TPM and a security engine. The TPM and the security engine of the initiator SNIC and the TPM and the security engine of the target SNIC establish a secure data channel between an object running on the host and the DHD.

The application discloses a kind of based on smart home 3D virtual simulation method and system, it is related to virtual simulation technical field, including, collection physical home environment data, constructs smart home 3D virtual scene, the semantic binding of equipment model in scene is carried out, and is given space attribute and interactive parameter;Set the interactive rule of virtual equipment, establish the mapping relationship of virtual equipment and real smart home equipment, access real smart home equipment data and transmit control instruction;In equipment abstract layer, each equipment is defined uniform equipment object model, and control logic layer is called uniform API when interacting;Through the practical training mode manager of control logic layer, practical training mode switching is carried out, and preset pure virtual simulation mode, virtual-real combination control mode and full physical deployment mode.The method disclosed in the application provides zero-cost, zero-risk experimental environment;Virtual-real combination mode realizes the synchronous response of virtual picture and physical action by mirror distribution technology.

The invention provides a dynamic deployment method for satellite batch production test equipment, and belongs to the field of spaceflight satellite electrical testing. The problem that test data are difficult to effectively associate and trace among different devices in different stages directly caused by an extensive management mode is solved. The method comprises the following steps: virtualizing dispersed test equipment into virtual equipment with a standardized interface through a network communication protocol; establishing a static data model and a dynamic data model for each test device; the modeled virtual devices are grouped according to function types to form a device library; when the test task starts, ends or is abnormal, the equipment state is monitored and alarmed; dynamically matching test equipment according to test task requirements, and distributing the equipment to the virtual test bed by adopting a scheduling algorithm; the equipment is connected and locked during testing, and the state of the equipment is set to be a connected state; and after the test is completed, releasing the equipment, setting the state of the equipment to be idle, and returning to the equipment library. The method is mainly used in the satellite batch test field.

A communication method, device, equipment, program product and storage medium are disclosed, and relate to the technical field of protocol stacks. After receiving a first packet sent by a source node in a case where the source node accesses a destination node, a network device forwards a second packet sent by the source node to a destination server where the destination node is located using a first tunnel and / or a second tunnel in a case where the source node and / or the destination node is a virtual device in a resource pool. In this way, the network device uses tunnel technology to achieve isolation of an Underlay network and protocol stacks, and the Underlay network only needs to be responsible for basic packet forwarding and does not need to perceive which protocol stack packet is encapsulated in the tunnel, thereby achieving mutual communication of resource pools of different protocol stacks.

The invention belongs to the field of relay protection operation and maintenance, and particularly relates to an uninterruptible power transformation method and system for a relay protection device. The method comprises the following steps: importing a substation SCD file into a mirror image background server, and instantiating virtual old relay protection device associated equipment in virtual equipment; matching corresponding models in different device models pre-stored in the twin according to the new device, and adjusting a coefficient of a twin internal protection algorithm; determining a corresponding relation between the function module and each terminal through the twin body, correspondingly obtaining a work order for explaining the corresponding relation between all terminals of the new and old devices, and importing the work order into a mirror image background; obtaining a new device ICD model file and importing the new device ICD model file into a mirror image background server; establishing a new device virtual terminal connection line according to the work order to obtain a new demand file; the mirror image background and the transformation platform where the twin bodies are located are connected to a substation control layer; and correspondingly importing the demand file into an actual background or actual associated equipment of the transformer substation, dismantling an old device, accessing a new device, and disconnecting the transformation platform from the transformer substation.

Providing differing degrees of reliability or security for distinct devices within a reliable distributed system. Allowing virtual machines to operate in a reliable distributed system without either exposing the actual available devices to guest operating systems, or requiring the guest OS to maintain, or to maintain information about, reliability or security. Methods are responsive to a hierarchy of possible reliability or security failures, to guard more carefully against simultaneous failures of reliability or breaches of security, without additional work or delay. Functions invoked by the user that relate to reliability and security are hidden, so the user can specify a degree of reliability or security without having to implement those requirements themselves. Providing a uniform set of resources available to all users, separating out those individual resources that are allocated to particular users, and emulating particular devices at the request of those particular users. Users do not have access to “real” devices the distributed system can use, only “virtual” devices presented by the distributed system, where those virtual devices have properties similar, but not necessarily equal, to real devices.

This application provides a method for manufacturing a multi-zone integrated silicone orthodontic appliance, comprising: acquiring three-dimensional data of a user's jaw and constructing a three-dimensional digital model of the appliance based on the three-dimensional data of the user's jaw; obtaining anatomical location data of teeth and orthodontic biomechanical design data, and dividing the target appliance into functional zones with at least two different hardnesses based on the three-dimensional digital model of the appliance, and assigning a zone hardness value to each functional zone; performing mechanical simulation on the three-dimensional digital model of the appliance, analyzing the stress distribution information of each functional zone acting on the teeth and periodontal tissues under the zone hardness value configuration of the virtual appliance constructed by the three-dimensional digital model of the appliance, so as to optimize the three-dimensional digital model of the appliance based on the stress distribution information feedback; converting the manufacturing data output by the optimized stage three-dimensional digital model of the appliance into manufacturing instructions, and driving a printing device to manufacture the corresponding appliance mold or print the corresponding appliance according to the manufacturing instructions.

The embodiment of the invention provides a simulation system and a test method and device based on the simulation system, and the simulation system comprises a first virtual device and a virtual controller. The testing method comprises the steps that an exception triggering instruction is sent to a first virtual device to trigger the first virtual device to generate a preset exception signal, the first virtual device is used for simulating a first target device, and the preset exception signal indicates that a preset exception occurs to the first virtual device; an actual control signal output by the virtual controller is obtained, a target control program is configured in the virtual controller, and the actual control signal is a signal generated by the virtual controller in response to a preset abnormal signal and by executing the target control program; and under the condition that the actual control signal is consistent with the preset abnormal control signal, determining that the fool-proof control program matched with the abnormal control signal in the target control program passes the test. According to the test method, virtual debugging of the fool-proof function of the equipment is realized, and the landing debugging risk and the maintenance cost can be reduced.

The invention relates to the technical field of VR teaching, solves the technical problems of periodic grid distortion and visual jittering caused by illegal operation of students in a VR training system, and particularly relates to a VR display anti-jittering method applied to learning education. Collecting physical state parameters of the virtual device, constructing the physical state parameters into a basic data set, and converting the basic data set into a transition state set; and constructing a state space containing a plurality of physical state templates, and calculating a matching score of the transition state set and each physical state template. According to the method, the illegal operation is dynamically monitored, and a smooth interpolation transition technology is adopted, so that periodic picture jitter caused by physical engine conflict backtracking due to the illegal operation of a student is effectively avoided. Through a state buffer mechanism, natural transition of physical states (such as wear degree, glossiness, position and load) of equipment during rollback is ensured, and material flickering and visual mutation are avoided, so that immersion and operation accuracy of students are improved.

The invention provides a remote access method, a connection access method, devices and equipment for USB equipment, and relates to the technical field of computer peripheral connection and communication. The method comprises the following steps: a server receives USB equipment information reported by access end equipment, and performs registration processing based on the USB equipment information; the USB equipment information is generated according to the USB equipment. And the server side pushes the USB equipment information to at least one remote use side. And the server establishes a data transmission channel between the access end equipment and the remote use end in response to the pairing request from the remote use end. And based on the data transmission channel, the remote use end creates a virtual USB device node corresponding to the USB device on a host machine where the remote use end is located, so that the host machine can access the remote USB device through the virtual USB device node. The method is used for realizing distributed unified management and dynamic scheduling of the USB equipment.

The application relates to the technical field of vocational education training systems and methods, in particular to a post training and cultivating system and method based on AR virtual vision, which adopts AR virtual reality, innovatively adopts dynamic environment binding technology, and through real-time scanning of a training scene such as a laboratory or a factory workstation by an RGB-D camera, a 3D environment point cloud map is constructed by adopting a SLAM algorithm, virtual equipment is automatically aligned with a real desktop coordinate system, the virtual equipment can be placed on the real desktop, and is constrained by physical shielding relationship, such as automatically hiding a shielded part when a hand passes through the virtual equipment, compared with traditional AR projection technology, the system is more real, has stronger substitution and training feeling, the training of students is further effective, and the period of adapting to a post is shorter; a multi-modal operation evaluation mechanism is adopted, operation tracks are dynamically compared with standard paths, and a deviation heat map is generated in real time; operation steps are decomposed into three stages of preparation, execution and verification, and are respectively scored, and training scoring is further realized.

The invention discloses a dual-system train test platform and method, the platform comprises a real device and a virtual device, the real device comprises a dual-system vehicle-mounted ATP, a dual-system fusion ATO and a system switching ZC, and the virtual device comprises a vehicle simulation module and an environment simulation module connected with the vehicle simulation module. The dual-system vehicle-mounted ATP is connected with the dual-system fusion ATO, the system switching ZC and the vehicle simulation module, and the dual-system fusion ATO is connected with the vehicle simulation module; when the position of the train enters the system switching area, the dual-system vehicle-mounted ATP and the system switching ZC conduct system switching testing on the train according to switching modes, and the switching modes comprise the manual switching mode responding to manual instructions and the automatic switching mode triggered based on the position of the train. According to the invention, the reliability of the test result can be improved while the test requirement in a real scene is met.

The invention relates to a full-process material tracing method and system for an extrusion granulation production line, and the method comprises the steps: constructing a high-fidelity digital twin model which is synchronous with a physical production line, and building a real-time data communication link to achieve virtual-real synchronization. In the virtual environment, a raw material batch switching event is converted into a unique material digital identifier, and the unique material digital identifier is dynamically injected into a virtual material infinitesimal at a corresponding time point; a material identification propagation dynamic model is constructed, real-time production data is used for driving, and the space-time movement track of each identification in virtual equipment is calculated. And finally, the mixing state of the material flow is analyzed in real time at a virtual finished product station, dynamic finished product batches are divided according to a uniformity threshold value, and a material pedigree tracing atlas containing a complete raw material source and a process path is automatically generated. According to the invention, the problems of fuzzy material flow direction and difficult tracing in continuous manufacturing are solved, upgrading from static recording to dynamic accurate tracing is realized, and digital guarantee is provided for quality control and process optimization.

The invention relates to the technical field of digital twinning, and discloses a method and a system for detecting collision interference in an airborne product manufacturing production line, so as to reduce the technical threshold of debugging and improve the debugging efficiency and reliability. The method comprises the following steps: importing a three-dimensional model of each device, and extracting and setting identifiers, kinematic characteristics and kinematic chain relationships respectively corresponding to motion keys of each model; respectively constructing sequential logic of each virtual device by using different code-free instruction trees; creating a data association and transmission relationship between the virtual devices through the signal diagram; in the simulation process of linkage of algorithms mapped by the instruction trees, the motion keys of the virtual devices are automatically added into a moving part set, the motion keys with the kinematic chain in the moving part set are replaced with the kinematic chain, and then duplicate removal processing of the kinematic chain is carried out; and then, judging whether the motion keys or the motion chains after de-weighting of the moving part set collide and interfere with the static parts and other motion keys or motion chains in the moving part set one by one, and outputting an interference report.

The embodiment of the invention provides an equipment fault processing method, a host, a computer program product and a storage medium. The operating system of the target host can run an error report driving program after receiving an interrupt signal sent by any root interface and used for triggering an error report mechanism; based on an error report driving program, obtaining an address translation exception record from an event queue maintained by a memory management unit; if the address translation exception record points to any virtual device connected to the root interface, calling a kernel mode drive program corresponding to the virtual device through an error report drive program; and controlling the target virtual machine served by the virtual equipment to be paused based on the kernel mode driving program. Therefore, when a single virtual device has a fault, the fault domain can be accurately controlled on the virtual machine served by the faulted virtual device, so that only the virtual machine served by the faulted virtual device is suspended, and the influence on other virtual machines running on the target host can be effectively avoided.

This application discloses a method, apparatus, device, and storage medium for detecting cheating behavior in emulator-type games. Related embodiments can be applied to various scenarios such as cloud technology and intelligent transportation, used to connect the interaction capabilities between games and Windows, improving the effectiveness of combating cheating behavior. The method of this application includes: receiving an access request sent by a game anti-cheat development kit (SDK); storing the information to be transmitted in a virtual device in the emulator and using it as first content; notifying the Windows anti-cheat development kit (SDK) of the operating system, so that the Windows anti-cheat SDK can obtain the first content; when receiving a second content reply from the Windows anti-cheat SDK based on the first content, storing the second content in the virtual device in the emulator, so that when the game anti-cheat SDK accesses the emulator and discovers the second content, it can obtain the second content; establishing a bridge communication between the game anti-cheat SDK and the Windows anti-cheat SDK; and detecting cheating behavior in emulator-type games based on the bridge communication.

A SOFC-PV / T-HP semi-physical simulation system design method, comprising a physical device; a running monitoring software of the physical device; a simulation model; comprising the following steps: firstly, a SOFC-PV / T-HP system basic structure and a steady-state model of the device are established; on the basis of the capacity of the PV / T-HP physical device, the capacity of the virtual device is configured based on the steady-state model; a device mechanism model is established, a dynamic simulation model of the cogeneration system is built according to the device capacity, the virtual device parameters and the simulation initial parameters are initialized; a communication interface of the physical device and the virtual device is built, the data transmission of the physical device and the virtual device is realized, and the semi-physical simulation is carried out; according to the dynamic characteristics of the system, the control system is designed, and the semi-physical simulation system is controlled according to the device control parameters. The application reduces the research cost, improves the safety and efficiency of the control experimental research, and has higher credibility compared with the control research using simulation model.

A method for waking up a device among a plurality of devices in in a multi-reality environment is provided. The method includes detecting a voice input from a user, receiving, based on the voice input, a first plurality of wakeup parameters associated with a plurality of real-world devices in the real-world and a second plurality of wakeup parameters associated with a plurality of virtual-world devices in a virtual world, feeding the first plurality of wakeup parameters and the second plurality of wakeup parameters into a pre-trained artificial intelligence (AI)-based model a correlation of one or more of a context of the user, a history a device state of each of the plurality of real-world devices and the plurality of virtual-world devices, a device wakeup operation information of each of the plurality of real-world devices and the plurality of virtual-world devices, a task execution information of each of the plurality of real-world devices and the plurality of virtual-world devices, and error information in wake-up of each of the plurality of real-world devices and the plurality of virtual-world devices, predicting, by the pre-trained AI-based model, a target device based on the first plurality of wakeup parameters, the second plurality of wakeup parameters, and sending a wake-up signal to the target device for turning the target device into a listening state.

The examples described here refer to at least one memory containing instructions and at least one processor. In some examples, the at least one processor is used for the following: based on the startup of a device, determining a first virtual identifier value for a first virtual function (VF) associated with the device, based on a first seed value, and assigning the first virtual identifier value to the first VF; and based on the occurrence of a reset, determining the same first virtual identifier value for the first VF based on the first seed value and assigning the first virtual identifier value to the first VF.

To provide a communication system, a program and a communication method, capable of reducing a load of management of a communication device by a management device, in a system for managing a plurality of communication devices by the management device.SOLUTION: A communication system 100 includes a plurality of network devices 6, an aggregation device 2, and a management device 1 for managing communication of the plurality of network devices 6, and the aggregation device 2 acquires connection part information of the network devices 6 from all the network devices 6 and aggregates connection parts 60 of all the network devices 6 into one or a plurality of virtual devices based on the connection part information. Aggregated information in which a connection part number of a network device 6 is assigned to each connection part of a virtual device is generated, the aggregated information is transmitted to a management device 1, the number of virtual devices is smaller than the number of actually connected network devices 6, and the management device 1 manages all the network devices 6 connected to an aggregation device 2 on the basis of the aggregated information.SELECTED DRAWING: Figure 12