34 results about "Spatial system" patented technology

Obtain a simulation device that can present to the user items of parameters that may lead to an improvement in the results of simulation. A simulation device that reproduces the operation of a system in the real space by simulation using real data acquired from the system in the real space in a virtual system on a virtual space having the same virtual components as the system in the real space including components, comprising: a parameter setting processing unit and a simulation unit. The parameter setting processing unit reads data item management information including values of parameters to be set for the virtual components, and outputs a parameter setting screen in which the values of the parameters can be changed. The simulation unit simulates the operation of the virtual system according to the content set on the parameter setting screen. The parameter setting screen includes the type of the value of the parameter corresponding to the value of the parameter.

Provided are a method for automatically generating a logical topology diagram, a device and a medium. The method includes steps described below. Physical world data of a target building is acquired, where the physical world data includes at least complete relationship representation information of spaces, systems and devices in the target building; a target relationship diagram template and a target device template are determined from pre-built candidate relationship diagram templates and pre-built candidate device templates according to the physical world data and a topology diagram generation requirement; and a target logical topology diagram corresponding to the topology diagram generation requirement is generated according to the target relationship diagram template and the target device template based on the complete relationship representation information in the physical world data.

The invention relates to the technical field of water resource bearing capacity evaluation, and discloses a water resource bearing capacity evaluation method and system for a mountain city, which combines space system planning and water control concepts to construct an evaluation model, and comprises the following steps: carrying out potential analysis based on a water conservancy analysis method; selecting the available amount of local water resources, the available amount of transit water resources and the available amount of regenerated water resources in combination with mountain features, and constructing a mountain urban water resource available potential quantitative method; performing water consumption interpretation based on spatial planning, and constructing a water consumption interpretation method by adopting an analytic hierarchy process mode according to the characteristics and requirements of mountain urban water consumption; key factors and constraint conditions are determined according to a water conservancy analysis method and space planning, and a mountain water resource bearing capacity evaluation model is constructed. According to the method, the evaluation range of the water resource bearing capacity is widened, the early warning capacity and the research depth are improved, the mountain water resource bearing capacity evaluation model is established, and accurate evaluation and dynamic regulation and control of the mountain urban water resource bearing capacity are achieved.

Disclosed is a method for ejecting at least two satellites (2; 2a, 2b) from a launcher (3), said at least two satellites (2; 2a, 2b) being oriented along a central axis coinciding with a longitudinal axis (A) of the launcher and secured together side by side, the method comprising: a. an initial orientation of the direction of the longitudinal axis (A) of the launcher, so as to form a predetermined angle (θ) with an orbital speed axis (X), the predetermined angle (θ) being between 20° and 60°, b. a first separation comprising the simultaneous separation from the launcher (3) of said satellites (2; 2a, 2b) along the longitudinal axis (A) with a first predetermined differential speed (dV1) relative to the launcher (3), said at least two satellites (2; 2a, 2b) remaining secured together, then c. a second separation comprising the separation of said satellites (2; 2a, 2b) from each other along an axis perpendicular to the central axis and included in the orbital plane, with a second predetermined differential speed (dV2).

An electronic spatial system is disclosed including an electronic circuit that is sensitive to spatial radiation, including at least one signal input port and / or at least one signal output port; a signal processing unit; an electronic spatial radiation detection unit electrically connected to the signal processing unit; and at least one protective switch electrically connected between the electrical ground of the electronic spatial system and at least one out of the signal input or signal output ports of the sensitive electronic circuit, and controlled by the signal processing unit. The signal processing unit is configured to switch the at least one protective switch to the electrical ground upon detecting an amplitude of a signal that is representative of an amount of spatial radiation greater than a predefined radiation threshold.

The invention discloses a terrestrial-like space system connection efficiency evaluation method and device and a readable storage medium, and relates to the technical field of data processing, and the terrestrial-like space system connection efficiency evaluation method comprises the steps: obtaining terrestrial-like space information of a terrestrial-like space system in a three-dimensional model of a target region; determining an evaluation index value of the connection efficiency of the terrestrial space system according to the terrestrial space information; the evaluation index value comprises a terrestrial area coefficient, a terrestrial floor connectivity rate and a terrestrial connection work efficiency ratio; and comparing the evaluation index value with a preset index threshold value to obtain a comparison result, and taking the comparison result as an evaluation result of the connection efficiency of the terrestrial space system in the three-dimensional model. According to the method, the evaluation efficiency and the evaluation accuracy of the connection efficiency of the terrestrial space system can be improved, and the consistency of evaluation results is ensured.

The embodiments of the present application provide a device management model generation and device management method, device, and storage medium. In the embodiments of the present application, a user can create a target space system corresponding to a specified entity space to create a virtual management tree corresponding to the specified entity space in the target space system; further, by associating the nodes with position space attributes and logical function attributes on the virtual management tree with the entity devices in the entity space, the nodes on the virtual management tree can point to different spatial positions in the entity space and different process links in the entity space, generating a device management model that can manage entity devices from different dimensions of spatial position and logical function. Moreover, the user can obtain the generated device management model and manage the entity devices in the entity space from multiple dimensions of spatial position and logical function through the obtained device management model, and the management methods are more diverse.

To provide an elevator system capable of assisting priority boarding of specific users who require a wider boarding space than general users. [Solution] When an elevator system detects a hall call for priority boarding of a specific user, it performs a space determination process to determine whether a priority boarding space can be secured in the car when the doors open at the specific user's boarding floor. If the space determination process determines that a priority boarding space can be secured, it performs an erroneous entry detection process to detect whether a general user has entered the priority boarding space. If the erroneous entry detection process detects a general user's erroneous entry, it performs an alert process to encourage the erroneous general user to disembark.

This invention belongs to the field of industrial robot motion control, specifically relating to a motion control method for a six-axis robotic arm suitable for hemispherical internal spaces. Step 1: Implement a point-to-point online motion algorithm; Step 2: Implement robot motion. The beneficial effects are: 1) Based on the special RRRPRR configuration of the six-axis robotic arm, a dual-mode spatial system motion mathematical model of Cartesian and spherical coordinates is constructed, greatly facilitating the conversion between absolute and relative coordinates and providing an intuitive method for quantitative analysis of positioning accuracy; 2) A forward and inverse kinematic model of the robot is established according to the conventional Cartesian coordinate system motion modeling method, and then a model expression under a unified spherical coordinate system is introduced using spherical coordinate transformation solutions, serving as the mathematical algorithm basis for real-time operator control; 3) After obtaining a motion control algorithm within a quarter-sphere, another motion control algorithm within a quarter-sphere can be derived through mirror projection, greatly simplifying the computational load.

The invention provides an environment adaptive formation control method based on a free parameterization stabilization network, and the method comprises the steps: automatically switching between a compact formation and a standard formation according to the real-time distance from the geometric center of the formation to an obstacle, and achieving the intelligent reconstruction of a formation shape through a preset distance threshold value and a smooth transition mechanism; a free parameterized stable network architecture is adopted to realize parameterized dynamic operator design of each spatial distributed control unit, and distributed information exchange is realized through a sparse interconnection topology isomorphic with a spatial system communication graph; a controller parameter unconstrained scheme suitable for a space environment is constructed by utilizing the inherent stability property of a free parameterized stable network structure, so that the stability of a space closed-loop system can be ensured for any parameter value, the feasibility constraint of a linear matrix inequality is avoided, and unconstrained gradient learning of a three-dimensional distributed controller is realized.

The application provides an environment adaptive formation control method based on a free parameterization stable network, automatically switches between a compact formation and a standard formation according to real-time distances from a formation geometric center to obstacles, and realizes intelligent reconstruction of a formation shape through a preset distance threshold and a smooth transition mechanism; a free parameterization stable network architecture is used to realize parameterization dynamic operator design of each spatial distributed control unit, distributed information exchange is realized through a sparse interconnection topology isomorphic to a spatial system communication graph; inherent stability properties of the free parameterization stable network structure are used to construct a controller parameter unconstrained scheme suitable for a space environment, so that the stability of a spatial closed loop system can be guaranteed for any parameter value, thereby avoiding feasibility constraints of linear matrix inequalities, and realizing unconstrained gradient learning of a three-dimensional distributed controller.

This invention discloses a multi-dimensional performance evaluation method and simulation system for large-scale distributed space systems, implemented using low Earth orbit satellites. The system includes end nodes and computing satellite nodes. The method specifically includes: S1. Constructing a distributed space system performance evaluation index system, which includes heterogeneous task support, massive task support, task real-time performance, resource utilization, load balancing, and application business indicators; S2. Constructing a relative matrix based on the analytic hierarchy process (AHP); S3. Obtaining a comprehensive score using a multi-dimensional fuzzy evaluation method; and S4. Designing the architecture and functional modules of the distributed space system simulation system. This invention, through kinematic simulation of satellite nodes, configuration and detection of node resources, design of various simulation scenarios and schemes, and multi-index evaluation of scenarios, can meet the performance evaluation and optimization needs of distributed space systems in complex application scenarios.

The invention provides a central randomization device based on a trusted execution environment, and the device comprises a trusted space system which builds an isolated trusted space in a processor through a built-in security virtualization engine of a chip, carries out the real-time encryption protection of a memory region distributed by the isolated space, and enables an external operation system and a management program not to read the data therein; the randomized input system supports submission and input of clinical test randomized data, when the randomized data are input, a trusted channel is established between the randomized input system and the trusted space system, it is guaranteed that the randomized data can run in a trusted space, and therefore the safety and justice of the randomized data are guaranteed; and the blind uncovering system is responsible for safely and compliantly revealing required blind state information according to requirements in subject management, test end analysis or clinical emergency situations. According to the invention, the security and justice of the randomization process and the randomization result can be ensured.

An augmented reality (AR) headset is disclosed that provides a wearer with spatial, system, and temporal contextual information of a surgical robotic system to guide the wearer in configuring, operating, or troubleshooting the surgical robotic system before, during, or after a surgical procedure. Spatial contextual information can be rendered in a coordinate system of the AR headset to display a spatially fixed 3D generated virtual model of the robotic arms, instruments, table, and other components of the surgical robotic system that matches the actual position or orientation of the surgical robotic system. The AR headset can communicate with the surgical robotic system to receive real-time status information of the components of the surgical robotic system. The AR headset can use the real-time status information to display context-sensitive user interface information, such as reminders, suggestions, visual or audio cues about maneuvering the robotic arms and table to their target positions and orientations or for troubleshooting purposes.

Cell-based space systems with nested-ring structures that interlock and can change configuration to support a mission are disclosed. The cells may self-assemble into a larger structure to carry out a mission. Multiple rotatable rings may be included in a cell, with a payload / control section in the center. The rings may provide power and / or data to trams that move about the rails. Trams may interlock with other cells, carry sensors or other devices, etc. Cells may be stowed in a cell stack that is deployable. Such cell-based systems may have various applications in space, on Earth, other celestial bodies, and underwater.

The invention discloses a bladder irrigation fluid monitoring method and system for a patient after prostatectomy, and relates to the technical field of bladder irrigation fluid monitoring methods. According to the spatial positions of the multiple to-be-flushed features, the forms of the multiple to-be-flushed features and the spatial system of the resection area of the prostate, flushing paths of the multiple flushing areas are determined, and the multiple flushing areas are reasonably flushed so that targeted flushing can be conducted on the multiple flushing areas. Therefore, in the management and control of the plurality of flushing areas, the flushing logics of the plurality of flushing nodes are determined based on the flushing amount of the bladder flushing fluid in the plurality of flushing areas and the flushing path of the bladder flushing head, the plurality of flushing nodes are uniformly distributed in the flushing path of the bladder flushing head, and the dynamic monitoring logics of the corresponding bladder flushing fluid are matched. According to the invention, division of a plurality of irrigation nodes is realized, dynamic monitoring of the bladder irrigation fluid is carried out on the plurality of irrigation nodes, and the accuracy of monitoring of the bladder irrigation fluid of a patient after prostatectomy is ensured.

This elevator system provides assistance for priority boarding for specific users who require more space than general passengers. [Solution] When the elevator system detects a call for priority boarding for a specific user, it performs a space determination process to determine whether a priority boarding space can be secured inside the elevator car when the doors are opened at the specific user's boarding floor. If the space determination process determines that a priority boarding space can be secured, it performs a false intrusion detection process to detect that a general user has entered the priority boarding space. If the false intrusion detection process detects a false intrusion by a general user, it performs a notification process to prompt the falsely intruded general user to disembark.

The invention relates to the technical field of road rain and sewage pipe network path planning, in particular to a road rain and sewage pipe network path planning method based on reinforcement learning. The method comprises the following steps: firstly, based on acquired multi-source heterogeneous data, carrying out preprocessing to obtain a unified space system; based on the unified space system, obtaining state attributes in the unified space system; based on attributes of the states, obtaining a state transition legality function, and judging whether the two states are reachable or not; on the reachable basis, calculating a transfer weight based on a state transfer legality function; then, based on the transfer weight, determining a strategy candidate set; constructing an instant reward function based on the strategy candidate set; on the basis of an instant reward function, a state value is obtained through a dynamic self-regularization Bellman updating formula, then a next state is determined, and finally a path sequence is formed. The technical problems that path hopping is severe, a decision cannot be explained, and control over path continuity and environmental adaptability is lacked are solved.

The invention discloses a multifunctional art exhibition space system based on digital twinning and intelligent response, and relates to the technical field of art exhibition, and the system comprises a digital twinning modeling module, an AR / VR interaction module, an equipment monitoring module, an intelligent early warning module and a fault diagnosis module. Through the combination of the AR / VR interaction module and the digital twinborn model, the virtual elements and the actual exhibition space are fused, audiences participate in the exhibition in an immersive manner, actors interact with the virtual elements in real time, the attraction and infection of art exhibition are improved, the art expression form is enriched, and the interestingness of art exhibition is improved. The equipment monitoring module collects equipment data in real time and synchronizes the equipment data to the digital twinborn model, and in combination with the data analysis and early warning functions of the intelligent early warning module, real-time monitoring and fault early warning of stage equipment are realized, and exhibition interruption caused by sudden fault is avoided. And the fault diagnosis module is used for quickly positioning the fault position and reason and generating a maintenance scheme, thereby improving the fault maintenance efficiency and improving the viewing experience of audiences.

The invention discloses a communication tracking and aiming integrated system applied to near-field space laser communication. The communication tracking and aiming integrated system comprises a high-speed communication laser receiving and transmitting module, a space light emitting light path, a receiving and transmitting common-aperture light path, a space light receiving light path and a tracking detection module which are connected in sequence, the first high-speed electric signal is converted into a high-speed optical signal through a high-speed communication laser transceiver module, and the high-speed optical signal is transmitted to a spatial light emission optical path to form a Gaussian beam, then is transmitted to a transceiver common-aperture optical path and is emitted to a free space; the receiving light beam is transmitted to the spatial light receiving light path after entering the transceiving common-aperture light path, and is coupled to form a multi-mode high-speed light signal; and the tracking detection module is in communication connection with the high-speed communication laser transceiving module and the transceiving common-aperture light path so as to convert the multi-mode high-speed optical signal into a second high-speed electric signal and correct the optical axis direction of the transceiving common-aperture light path. The method has the remarkable advantages of light weight, low power consumption and high robustness, and provides technical support for collaborative operation of a distributed space system in the future.

A multicore graphics rendering system includes a plurality of cores configured to implement tile-based rendering of a stream of primitives. The graphics rendering system uses at least one virtualised memory space. A hierarchical index is provided, to index the physical memory portions associated with virtual memory portions in the at least one virtualised memory space. The portions of memory allocated for the hierarchical index are recorded in an MMU (memory management unit) list (MLIST). The MLIST comprises a plurality of entries, each entry being associated with a respective portion of the hierarchical index, wherein each entry includes an indication of the portion of virtual memory that is indexed by that portion of the hierarchical index. The MLIST is used to identify, and free, portions of memory associated with indexing virtual memory that has been fully consumed in a partial render.

The application provides a person and address association method and device based on a spatial grid and electronic equipment. The person and address association method based on the spatial grid comprises the following steps: performing spatial grid coding on an acquired standard address to obtain spatial grid coding of the address; performing spatial grid coding on population information to obtain spatial grid coding of the population information; performing spatial grid coding on spatial data of each address; and judging whether the person and the address are associated based on the spatial grid coding of the address, the spatial grid coding of the population information and the spatial grid coding of the spatial data of each address. Through application of the spatial grid coding, the data of the person and the address are discretized and processed, the data is organized in a grid range under the same spatial system, the spatial expression range of the data is increased, the requirement for the data quality is reduced, and the matching rate is improved.

The invention discloses a multi-dimensional effectiveness evaluation method and simulation system for a large-scale distributed space system, which are realized based on a low earth orbit satellite and comprise an end node and a calculation satellite node, the method specifically comprises the following steps: S1, constructing a distributed space system efficiency evaluation index system, wherein the evaluation index system comprises heterogeneous task supportability, massive task supportability, task real-time performance, resource utilization rate, load balance and application business indexes; s2, constructing a relative matrix based on an analytic hierarchy process; s3, obtaining a comprehensive score through a multi-dimensional fuzzy evaluation method; and S4, designing a distributed space system simulation system architecture and a function module. Through kinematics simulation of satellite nodes, configuration and detection of node resources, design of various simulation scenes and schemes, scene multi-index evaluation and the like, the performance evaluation and optimization requirements of a distributed space system in a complex application scene can be met.

The application discloses a system identification method based on subspace band constraint, and steps are as follows: collecting input and output dynamic data of a system and preprocessing; based on the preprocessed input and output dynamic data, a black box state space model containing the input and output dynamic data is identified through a subspace system identification method, and a state space matrix is obtained, the state space matrix comprises a state matrix, an input matrix and an output matrix; a constraint about the state space matrix is constructed through prior knowledge; the state matrix and the input matrix in the state space matrix are kept unchanged, and the output matrix satisfying the constraint is calculated, or the state matrix and the output matrix are kept unchanged, and the input matrix satisfying the constraint is calculated; a step response model of the system is calculated based on the state space matrix satisfying the constraint; and the step response model is fitted into a low-order transfer function model. Through the constraint using the prior knowledge in the subspace identification method, the identification accuracy is improved.

A smart space system includes: a cabin, including: a bottom surface; and a first screen, located on a side wall of the cabin and connected to the bottom surface; an interactive human-machine interface, including: a display system, having an imaging device, wherein the imaging device is configured to project multiple multimedia images onto the first screen; and a controller, signal-connected to the interactive human-machine interface to issue a control command to the interactive human-machine interface, so that the multimedia images are connected to form a first continuous image, so that images of the first continuous image appear coherent on the first screen.

The present application relates to the technical field of magnetic resonance imaging, and discloses a breast lesion multi-modal magnetic resonance imaging system based on multi-nuclear atom information fusion, which comprises: synchronous acquisition of hydrogen nucleus, sodium nucleus and phosphorus nucleus signals and conversion into a quantitative concentration field, which is mapped to a hydrogen nucleus spatial system after a resolution matching operation; subsequently, a non-lesion reference background is extracted to generate a sodium abnormal distribution field and a phosphorus abnormal distribution field, and an initial lesion profile and its directional extension weight are generated; then, the abnormal layer center positions of the two abnormal distribution fields are calculated along the outer normal to obtain local layer position eccentricity, and the directional extension weight is used for weighted calculation to combine into a boundary correction amount; finally, a target lesion three-dimensional surface is reconstructed based on the boundary correction amount, and a medical image model is output by fusing the local layer position eccentricity on the surface. The present application effectively solves the multi-nuclear metabolic layer position eccentricity problem in the invasion front, and comprehensively improves the precision of lesion three-dimensional profile boundary reconstruction and metabolic distribution calibration.

The invention discloses an offline immersive large-space system based on VR, and relates to the field of VR. Comprising a data comprehensive control module, the data comprehensive control module comprises a data input module, an immersive interaction scene conversion module, an image output module and a storage module, and the sensing type action acquisition module comprises a sensor worn on the body of a user and a sensor arranged in a large space; the system comprises a data comprehensive control module, a sensing type action obtaining module and a multi-sensory interaction module, the multi-sensory interaction module is composed of a plurality of interaction modules worn on the body of a user and installed in a large space, and the intelligent management module is used for managing data of the data comprehensive control module, the sensing type action obtaining module and the multi-sensory interaction module and controlling the data comprehensive control module, the sensing type action obtaining module and the multi-sensory interaction module at the same time to achieve the intelligent operation function. According to the method, the spatial position of the user can be determined at the same time through three means of radar distance measurement, laser distance measurement and image state acquisition, and then a comprehensive evaluation form is adopted for the three means, so that the position accuracy is improved, and the use experience is improved.

This application relates to the fields of intelligent building and Internet of Things (IoT) technology, specifically to an intelligent building variable space system and its control method. The intelligent building variable space system includes variable space components, sensor modules, and an IoT platform. The variable space components are used to dynamically adjust the spatial layout and upload their own operational status data in real time; the sensor modules are used to collect and upload spatial environmental data; the IoT platform includes a data processing unit, a linkage control unit, and a function expansion unit. The data processing unit analyzes data and identifies user space usage patterns based on machine learning algorithms, generating and issuing pre-adjustment instructions 5-15 minutes before a preset event occurs; the linkage control unit, according to preset linkage rules, responds to safety events or scene event trigger signals, synchronously controlling the variable space components and other intelligent devices to perform coordinated actions; the function expansion unit expands the system control modes and linkage rules by dynamically loading software function plugins.