120 results about "Virtual entity" patented technology

The invention provides a distributed electric vehicle steering stability early warning method, device, equipment and medium, and relates to the technical field of vehicle steering stability monitoring, the method comprises the following steps: building a digital twin model, realizing comprehensive mapping of a physical entity and a virtual entity, using CarSim and MATLAB / Simulink joint simulation platform, fusing multi-source data, and realizing early warning of the steering stability of a distributed electric vehicle. And the accuracy and reliability of the model are improved. Specifically, an LSTM neural network algorithm is adopted, key operation parameters of a vehicle are monitored and analyzed in real time, the maximum side slip angle and the yaw velocity are predicted, and therefore potential steering stability faults are warned in advance. Through comparison with real-time data acquired by a vehicle sensor, the system can accurately evaluate the driving state of the vehicle, and early warning is given out in time when abnormity is detected, so that a driver is reminded to take corresponding measures.

The invention belongs to the technical field of intelligent power grid construction, and relates to a source network load storage system operation optimization method and system based on digital twinning, and the method comprises the steps: a test entity which collects the information of a physical entity through various sensors, and inputs the information of the physical entity to a virtual entity; the virtual entity comprises a prediction model used for predicting the new energy power generation power according to the information of the physical entity; the multi-objective optimization model is used for optimizing and determining charging and discharging power of energy storage and tie line power of the source network load storage system and the power distribution network in real time; calculating a health index of the physical entity by a health index calculation model, and dividing health state grades according to the health index; and the digital twin model is used for mapping the physical entity according to the output result of the virtual entity. The prediction value can be compensated according to the similar day meteorological search algorithm, so that the final power prediction value of new energy power generation is determined, and the condition that prediction errors are gradually increased after long-term operation is avoided.

Methods and corresponding systems and apparatuses for configuring user access to data stored in and / or accessed through an external computer system are described. Access permissions can be configured through defining a permission set relative to a proxy entity and assigning the permission set to one or more users. A proxy entity is a local representation of an external data entity. A proxy entity can be a virtual entity in that the proxy entity does not contain underlying data. A proxy entity can, however, include metadata describing its corresponding external data entity. A computer system maintaining a proxy entity can store mapping information linking the proxy entity to an external data entity. The mapping information and the permission set can be used to determine an access permission relative to the external data entity and to communicate this access permission to the external computer system so that access can be provided accordingly.

The invention discloses a masonry robot virtual-real cooperative control method and system based on digital twinning, and aims to realize high-precision and high-safety automatic masonry of a coke oven by a robot. The method comprises the following steps: firstly, constructing a digital twin system of a masonry robot, and setting a masonry robot entity industrial control process: firstly, conveying refractory bricks to a specified photographing position by a brick conveying platform, and then photographing and identifying by a truss clamping jaw; the truss clamping jaw moves to a refractory brick grabbing position for grabbing, and meanwhile, the mechanical arm with the slurry pipe is used for spraying slurry; and after the movable truss moves to the refractory brick placement position, accurate placement is identified. In the virtual-real cooperative control process, the virtual entity model is updated in real time through state information acquired by a sensor of a real system; making and optimizing a control strategy in the virtual environment; and real-time decision making is carried out by utilizing the virtual entity model, so that the operation of the physical entity is adjusted.

A computer implemented method for location-based interaction in an artificial reality (XR) environment comprises determining an indication of a location. A historical state of the location is retrieved in the XR environment. One or more inputs specifying a command related to the historical state of the location, are received on an XR device. The command indicates either to retrieve information of virtual entities that previously existed at the location or to undo a modification of one or more features at the location. One or more virtual entities are matched to the location in the XR environment for a given timeframe and an indication of the matched one or more virtual entities, is displayed.

The invention discloses a coal mine robot cluster-oriented virtual entity synchronous mapping method. The method comprises the following steps of: constructing a virtual entity synchronous mapping system consisting of a coal mine robot cluster physical entity, a coal mine robot cluster virtual entity, coal mine robot cluster twin data, cluster service application and information interaction; a coal mine robot cluster is used as a physical entity object, an OPC UA communication protocol is used for data collection, the collected data is processed, a virtual entity is driven in a script mode based on a Unity 3D physical engine, and therefore a virtual-real mapping channel is established; converting various non-standardized data structures of the robot cluster into standardized data structures; data of the heterogeneous robot are collected and transmitted through standardization of various communication protocols, and the data are used for driving the virtual entity model. The method has the advantage of performing synchronous mapping on the virtual entities so as to facilitate intelligent management and control.

The present disclosure discloses the use of machine learning to address the process of motion synthesis and generation of intermediate poses for virtual entities. A transformer-based model can be used to generate intermediate poses for an animation based on a set of key frames.

The present application provides an oral treatment table training system and method based on spatial computing technology, which relates to augmented reality technology and is used to solve the problems that existing simulators only support single-person use and only perform training based on oral models, lack full-process doctor-patient communication, and have low simulation authenticity. With the help of spatial computing technology, the virtual-reality integrated head-mounted viewer obtains the positioning data of entities and the dental chair of the treatment table in the real space, and the situation observation server arranges virtual entities and generates a scene file. The simulation computer generates a virtual-reality integrated treatment scene, virtual patients, and treatment tools according to the scene file, and can simulate the whole process of the patient from entry to treatment. And generate force sense information to control the force sense tool in the force sense information and match the pose of the virtual treatment tool with the force feedback tool. The user wears the virtual-reality integrated head-mounted viewer to perform treatment operations. With the help of network synchronization technology, it supports multiple people to watch the operation process of the same treatment table. The present application improves the comprehensive simulation authenticity.

A system and computer-implemented method is provided for managing and transferring attire configurations on virtual entities in a virtual design environment. The method includes rendering a virtual entity as a three-dimensional digital model within a virtual entity design computing environment. A user applies multiple attire objects to the virtual entity in a specified sequence, and the system derives object sequencing metadata that records the order of attire application. A transferrable data container is configured to store representations of the attire objects along with the sequencing metadata. This data container enables the attire configuration, including object sequence and placement data, to be transmitted to and rendered in an interactive virtual environment distinct from the design environment, allowing for consistent appearance and behavior across different platforms.

The invention discloses a data fusion method for predicting the health state of a transmitting station based on digital twinning, and the method comprises the following steps: constructing a virtual entity of the transmitting station, constructing a data source of the transmitting station, fusing health state data, carrying out fault diagnosis and prediction, and carrying out the maintenance decision of the transmitting station: finding out possible hidden danger factors of the transmitting station; all components of the launching pad are predicted and maintained according to a previous strategy, potential faults are reduced, and the use value is maximized. The reliability and the safety of the transmitting station are improved, the digital twin can monitor the state of each part of the transmitting station in real time and identify potential fault problems in advance, the preventive maintenance can reduce accidental faults, improve the safety and the reliability of the transmitting station and avoid transmitting failures caused by the faults, and through real-time data analysis, the reliability of the transmitting station is improved. The health state of the transmitting station is dynamically updated, possible faults are predicted, and a maintenance plan is adjusted according to actual conditions.

A method and system for detecting anomalous network activity in a cloud-based compute environment. The method comprises receiving configuration data and network activity observations for a set of virtual entities in the cloud-based compute environment; creating a profile for each virtual entity in the set of virtual entities, when the virtual entity does not already have an associated profile; dynamically updating the virtual entity of a profile with the respective network activity observations of the virtual entity; and determining whether anomalies have been detected.

The invention belongs to the technical field of communication, and particularly relates to an object-oriented 6G network service support system, which comprises a service encapsulation layer SOP, a function protocol layer FOP, a resource modeling layer ROM, an object orchestration and scheduling O-ORCH and a network virtual entity management N-VEM. According to the support system provided by the invention, network components are abstracted to form different forms of multi-object cooperation of different service objects such as network Object, network encapsulation, object inheritance and aggregation and polymorphism, and a basis is provided for each function of a flexible network. The supporting system supports a cross-entity inter-object multi-level object service calling mode, communication between UE and a network, communication between UE and UE and communication between network elements are instantiated as inter-object communication, two communication parties construct a communication object two-tuple, communication is divided into peer-to-peer layer communication and non-peer-to-peer layer communication based on a calling hierarchy, and the communication object two-tuple is divided into peer-to-peer layer communication and non-peer-to-peer layer communication. And flexible resource management, scheduling and service cooperation are realized.

The present disclosure discloses the use of machine learning to address the process of motion synthesis and generation of intermediate poses for virtual entities. A transformer-based model can be used to generate intermediate poses for an animation based on a set of key frames.

A method and system for detecting anomalous network activity in a cloud-based compute environment. The method comprises receiving configuration data and network activity observations for a set of virtual entities in the cloud-based compute environment; creating a profile for each virtual entity in the set of virtual entities, when the virtual entity does not already have an associated profile; dynamically updating the virtual entity of a profile with the respective network activity observations of the virtual entity; and determining whether anomalies have been detected.

The invention provides a method, a device, equipment and a medium for monitoring the reliability of a heavy truck battery changing cabinet structure, and relates to the technical field of battery changing cabinet structure monitoring. The method adopts a digital twinning technology to fuse physical entity data and virtual entity data, and collects physical data such as stress and displacement of a battery changing cabinet in real time through a sensor; and virtual data are generated by using a Tricksim dynamic model and a finite element model. The data jointly form a twin data set, and real-time monitoring of the reliability of the battery changing cabinet structure is achieved through deep neural network (DNN) model analysis. When a monitored stress or fatigue accumulated damage value exceeds a safety threshold value, the system automatically triggers early warning to remind an operator to handle in time. According to the method, the monitoring precision and the real-time performance are improved, more comprehensive monitoring and early warning functions are realized through virtual entity modeling and a deep learning method, the use safety of the battery replacement vehicle is effectively guaranteed, and the method has important practical application value.

The invention discloses a digital twin model construction method based on an electric power system, and the method comprises the steps: collecting the historical operation data of each physical entity in the electric power system, screening out the normal operation data from the historical operation data, and constructing a minimum surrounding ellipsoid of each physical entity; acquiring operation data of each physical entity in the power system in real time, respectively calculating the distance between the operation data of each physical entity and the center of the corresponding minimum surrounding ellipsoid, and if the calculated distance is greater than 1, deleting the operation data corresponding to the physical entity; otherwise, keeping the operation data; carrying out missing value filling on the reserved operation data by adopting a tensor algorithm to obtain complete operation data of each physical entity in the power system; according to the method, the corresponding virtual entities are constructed in the virtual space by using the physical entities in the power system, and the corresponding virtual entities are driven to operate by using the complete operation data of the physical entities in the power system, so that the construction of the digital twinborn model is completed, and the precision of the digital twinborn model of the power system is improved.

The invention relates to the technical field of bridge monitoring, in particular to an intelligent bridge monitoring system and method based on wireless communication, and the system comprises six modules: a digital twin engine module constructs a three-dimensional virtual model synchronous with a physical bridge; the information acquisition module acquires real-time operation data; the data fusion processing module fuses the real-time data, the cable static asset data and the historical operation and maintenance data and maps the data to a virtual entity; the knowledge graph construction and reasoning module realizes fault root tracing and influence analysis by means of entity association analysis and a Bayesian probability model; the early warning module judges the fault level, pushes a differential cooperation instruction and generates a customized diagnosis report; the simulation deduction module supports parameter modification, simulates a future state through a physical model, and visually outputs risk assessment. According to the invention, bridge frame virtual-real linkage monitoring, accurate fault handling and active risk pre-judgment are realized, and the operation and maintenance intelligence level and the system reliability are improved.

The invention discloses an umbilical vein catheterization virtual-entity fusion training system based on a novel material, and relates to the technical field of medical simulation training. According to the system, a dynamic three-dimensional umbilical vein anatomical model is constructed through the virtual simulation unit, the entity operation unit adopts a bionic gradient material to simulate neonatal umbilical tissue, and the binding force feedback unit realizes tactile-visual dual-channel interaction. Comprising a multi-source coupling coordinate calibration algorithm, a viscoelastic layered deformation transmission algorithm and the like, and the problems of insufficient operation authenticity and feedback lagging in traditional training are solved by dynamically matching virtual and entity operation spaces and simulating real tissue mechanical response. The novel material preparation unit realizes mechanical property matching with human tissues through a nano-composite process, and the environment simulation unit can reproduce various pathological scenes. The immersion and effectiveness of operation training are remarkably improved, and the method is suitable for standardized training of medical staff in the neonatology department.

The embodiments of the present disclosure relate to an interaction method and apparatus, and a device and a storage medium. The method provided herein comprises: presenting an information component in a dialogue interface of a dialogue conducted between a target user and a virtual entity, wherein the information component presents title content of a plurality of information items; receiving a selection of the target user for a target information item among the plurality of information items; and presenting a viewing window concerning the target information item, wherein the viewing window presents an information message and a citation message of the target information item, the information message comprises text content generated on the basis of a set of reference information content, and the citation message indicates a source of the set of reference information content. In this way, the embodiments of the present disclosure can improve the efficiency of providing information content for a user.

An architecture that supports a process control or automation system may include an authentication service that determines whether an entity (e.g., a human entity, an automation entity, a virtual entity, or a physical entity) is a party claimed by the entity, and an authorization service that determines whether to allow the entity to access a request for a resource. The authentication service provides a unique identity of the entity and corresponding security credentials, such as tokens used during authorization. The authorization service authorizes the entity to access the requested resource based on the role-based rights of the role to which the entity is assigned and the resource access rights to protect the requested resource. The role-based rights and / or the resource access rights may be ranked, respectively, to limit or constrain actions, activities, operations, and / or resource access based on specified criteria. Each entity may be authenticated, and each request of the authenticated entity may be authorized.

The invention relates to the technical field of building construction simulation management, in particular to a building construction simulation management method and system, and the method comprises the following steps: defining the state of a construction member, the state comprising an intermediate state indicating that the construction member has a temporary physical support; when the state of the construction component is an intermediate state, geometric information of the temporary physical support is obtained, a virtual entity of the temporary physical support is generated in the simulation environment according to the geometric information, and a space occupation attribute is given to the virtual entity; based on the space occupancy attribute of the virtual entity, conflict detection is carried out on a work space required by subsequent work, and when it is detected that a conflict exists between the work space and the space occupancy attribute of the virtual entity, generation of a subsequent work instruction is controlled; through the detailed definition of the state of the construction component and the virtualization management of the temporary physical support, the refinement level and safety of the building construction simulation management are obviously improved.

The invention discloses a general assembly process virtual-real mapping method of a digital twin workshop and a monitoring system. The method comprises the following steps: S1, acquiring various production data in a final assembly process of a packaging workshop based on an OPC UA protocol and transmitting the data in real time; s2, constructing a behavior logic model based on a Petri network to describe a virtual entity motion rule; s3, constructing a 3D digital twin workshop model subjected to lightweight processing; s4, analyzing and decomposing complex behaviors of the production equipment, and cooperating with overall operation and control; and S5, simulation is carried out in the Unity 3D engine, and real-time driving and monitoring are realized. Wherein the data preprocessing comprises format unification, data screening and classified induction; real-time transmission relates to OPC UA client / server connection, and data is distributed to a database and Unity 3D; real-time driving is achieved by dividing motion data according to frames and calling motion scripts frame by frame. The system comprises a data module, a modeling module, a motion module and a driving module. The problems of model redundancy and system load are solved, and transparent, efficient and intelligent management of a production field is realized.

A messaging system is provided to communicate messages between computing devices. The computing devices can include vehicles and service computers. The messaging system includes nodes and virtual entities that may forward messages between computing devices. The messaging system may be a publish-subscribe system. The messaging system may allocate a allocating virtual entities that are associated with the computing devices. The virtual entity may be endpoints for the messages.

The present disclosure discloses the use of machine learning to address the process of motion synthesis and generation of intermediate poses for virtual entities. A transformer-based model can be used to generate intermediate poses for an animation based on a set of key frames.

Methods and systems for managing operation of a data processing system are disclosed. To manage operation of the data processing system, software compliance events may be identified by a management controller of the data processing system. Based on the identified software compliance event, the management controller may generate a virtual entity that hosts natively hosted applications of the data processing system and utilize an observability entity to determine whether required applications are identified in the natively hosted applications. Based on the determination, the management controller may manage installation of any required applications not hosted by hardware resources of the data processing system.

The present invention relates to the technical field of text processing, and provides a text processing method, system, construction machinery and electronic device. The method includes: obtaining a text to be processed; inputting the text to be processed into a text processing model to output a standard entity corresponding to the text to be processed. Among them, the text processing model is used to perform a standardized mapping based on the entity relationship triples recognized from the text to be processed to obtain the standard entity corresponding to the text to be processed. The entity relationship triples conform to the semantics of the text to be processed, and are pairwise combinations of potential entities in the text to be processed and / or pairwise combinations of potential entities and preset virtual entities. The present invention is used to solve the defect in the prior art that when extracting information from text, due to the need to construct multiple models to perform different tasks, there is a propagation error, which affects the accuracy of information extraction. It realizes information extraction in one model, thereby avoiding propagation errors and improving the text processing efficiency.

The application provides a knowledge graph question and answer reasoning method based on potential energy increment triggering, which comprises the following steps: S1, obtaining a user question, constructing a neighborhood subgraph according to the user question, generating an initial candidate operation set based on the neighborhood subgraph, and screening a candidate operation set in the initial candidate operation set according to the executability judgment and the semantic similarity ranking; S2, inputting the user question and the candidate operation set into a large language model, and outputting the selected operation by the large language model; S3, calling a retrieval execution unit, executing the selected operation output by the large language model, and outputting the corresponding entity; S4, obtaining the subject entity quality and the virtual entity quality according to the entity, extracting the user question, and calculating the semantic distance; S5, calculating the potential energy of the current step, and calculating the potential energy increment, and performing a rollback operation when the potential energy increment exceeds a preset threshold value, until the final answer is output.

This application provides a dental simulation workbench training system and method based on spatial computing technology, for solving problems that prior simulator only supports single-player use, only trains based on an oral model, lacks full-process doctor-patient communication. A virtual-real fusion head-mounted display acquires positioning data of physical objects in real space. A situation observation server arranges virtual entities and generates a scene file. A simulation computer generates a mixed-reality treatment scenario, a virtual patient, and dental instruments from the scene file, allowing a complete patient journey, from entry to the end of treatment, to be replicated. Force sensation information is generated, and both poses of a force tool and a virtual tool are controlled to match with a pose of a force feedback tool. A user wears the head-mounted display to perform treatment. Multiple people are supported to watch the treatment of the same dental simulation workbench through a network.

The invention discloses a method and a system for constructing a digital twin model of a mobile terminal. The method comprises the following steps: acquiring non-relational multi-source heterogeneous mobile terminal data; constructing a three-dimensional memory mapping relation model to obtain a mobile terminal database; a data retrieval service is provided for the mobile terminal database, and data retrieval of vectorized data in the mobile terminal database is achieved; constructing a virtual entity mapping space according to vectorized data of data retrieval; and defining an application agent, and obtaining a mobile terminal digital twinborn model for realizing user environment real-time sensing, processing and executing RPA according to the virtual entity mapping space. The problems that non-relational multi-source heterogeneous mobile terminal data fragment information cannot be effectively collected and integrated and multi-source heterogeneous mobile terminal data cannot be subjected to structured storage in an existing information technology are solved. And meanwhile, technical support cannot be provided for the user in the aspects of managing own data security, maintaining data rights and interests, processing and using data, knowing data conditions and the like.

The invention discloses a network simulation method, device and equipment based on digital twinning and a medium. The method comprises the following steps: carrying out initial simulation deployment of a target network on a pre-constructed three-dimensional digital scene containing a virtual entity; acquiring multi-source state data of a corresponding physical entity in real time, so as to drive the virtual entity to move in the three-dimensional digital scene in real time through the multi-source state data, and acquiring virtual state data of the virtual entity, so as to update channel parameters of a target network in real time according to the virtual state data; and driving a target network to operate through the channel parameters, continuously monitoring performance data of the target network, and optimizing the target network according to the performance data to realize network simulation. According to the method, the accuracy of a network simulation result can be improved by constructing a network digital twin environment interacting with a real physical world in real time.