70 results about "Point mapping" patented technology

The invention relates to an energy storage equipment remote control method and device and an energy storage system, and relates to the field of communication control. The method comprises the following steps: receiving a standard message to be issued to target energy storage equipment; the standard message comprises a control parameter and a control parameter value of the target energy storage equipment; querying a preset model library according to the model of the target energy storage equipment to obtain a control theme template corresponding to the target energy storage equipment and a point location mapping relationship; the point location mapping relation is used for representing the mapping relation between the control parameter in the standard message and the code in the original message; converting the standard message into an original message according to the point location mapping relationship, and generating a control theme corresponding to the target energy storage equipment according to the control theme template and the equipment information of the target energy storage equipment; sending the original message and the control theme to a target energy storage device; the target energy storage equipment is used for executing control operation according to the control theme and the original message. By adopting the method, the efficiency of accessing the new equipment to the management cloud platform can be improved.

The invention discloses a multi-task fixation point estimation method, which relates to the technical field of computer vision and deep learning, and comprises the following steps of: firstly, constructing a data set for providing associated data from tasks to labels and supporting multi-task cooperative training, and then constructing an MTHGaze model, through a semi-structured framework, deep learning, a geometric constraint fitting model and key tasks of cooperative processing are fused, a loss function is designed and trained, defects of each task are solved through targeted loss function design, and a scientific training process enables the model to be iteratively optimized. Finally, the targets of improving the estimation precision of the fixation point, ensuring the physical rationality and enhancing the environmental robustness are achieved; and finally, performing fixation point mapping. According to the estimation method, through data set construction, data consistency can be guaranteed, training noise can be reduced, a real reference can be provided for loss function calculation, error back propagation can be realized, and Euclidean distance errors can be minimized through L2 norms of real fixation point coordinates and prediction coordinates.

The invention provides an integrated circuit layout classification method and system, a medium, a program and an electronic terminal, key coordinate points are obtained by identifying graphic units in a to-be-classified layout and extracting contour features, great dimension reduction of data is realized while key geometric features are reserved, the calculation complexity is remarkably reduced, and the processing efficiency is improved. Furthermore, the key coordinate points are mapped and aligned to the grid points according to a preset grid step length, a physical tolerance mechanism is constructed, and coordinate jitter introduced by precision limitation or process errors is effectively eliminated. According to the method, the graphs with the same topology but fine difference in coordinates can be accurately classified, the robustness of the algorithm to process deviation is remarkably improved, fragmentation of the classification result is avoided, and the classification effect is good.

A system including a processing circuit configured to receive tags describing points of a piece of equipment, the piece of equipment connected to the system. The processing circuit configured to map the tags to classes of a schema of a graph data structure. The processing circuit configured to perform clustering to generate clusters of the points. The processing circuit configured to identify, based on the clusters, relationships in the schema of the graph data structure between the tags mapped to the classes of the schema of the graph data structure. The processing circuit configured to communicate data to a second system based at least in part on the tags mapped to the classes and the relationships.

This invention discloses a training-free subjective-objective video object mapping method driven by spatial feature alignment. First, videos with target object annotations in both subjective and objective perspectives are designated as source perspective videos, while the other perspective video is designated as the target perspective video. A pre-trained dense feature matching model is used to process the source and target perspective videos, obtaining a bidirectional feature point mapping relationship and a matching confidence map. Based on the target object mask of the source perspective video, an effective feature point set is obtained. Based on this effective feature point set, keyframes and the target object masks of the corresponding frames in the target perspective video are selected and used as spatiotemporal cues. A pre-set cue-based video object segmentation model is then used for target segmentation, yielding the target object mask of the target perspective video frame, thus obtaining the subjective-objective video object mapping relationship. This invention requires no training and significantly improves the accuracy of subjective-objective video object mapping tasks on large-scale datasets by utilizing feature matching and cue-based video object segmentation.

The application discloses a kind of for track and field sports event judge intelligent AI construction method and system, specifically related to image recognition and behavior determination technical field, for solving the problem of multiple track and field event judge misjudgment dispute;The application carries out the time synchronization of starting area image sequence and starting pistol signal by image acquisition device and sound perception equipment, constructs standardization starting response sequence, extracts lower limb key point trajectory from the sequence, analyzes starting action starting time by combining displacement and speed change, judges whether there is sprinting behavior, and the foot point extracted is mapped to unified reference plane, judges shielding level, constructs penalty confidence in conjunction with image definition, penalty confidence and penalty result jointly form judge interactive frame set, present in auxiliary determination interface, for judge to review and confirm, and then judge modification behavior is used as difference sample and is fed back, is optimized by incremental training mechanism, improve the controllability and continuous optimization ability of penalty process.

The present application relates to teaching robot practice evaluation related technology, provide a kind of teaching robot operation trajectory three-dimensional evaluation method, system, equipment and storage medium.The method obtains the image sequence of teaching robot in the process of executing practice task collected by fixed external camera, identifies and continuously tracks end effector, tool center point or preset key position, obtains two-dimensional operation trajectory information;According to the camera internal parameter and external parameter, the two-dimensional trajectory point is mapped into space ray, and the three-dimensional operation trajectory under world coordinate system is solved in combination with constraint optimization model;Again, according to key event, key action node or preset space region, action stage is divided and time sequence is aligned, and matching score is generated for each action stage and output trajectory score result.The scheme is suitable for practice task process evaluation in teaching robot platform.

The invention discloses a world time continuous resolving method. The method comprises the following steps: acquiring a resolving result file of each session in a preset time range and preprocessing the resolving result file; unified constraint is applied to each session after preprocessing, and parameter partitioning and local parameter elimination are carried out; constructing a sliding time window in a target time range, parameterizing world time in the window by adopting a piecewise linear function, and establishing a mapping relationship between a session and a time node; constructing a sliding time window on a global time axis, collecting sessions in the window, overlapping an addition equation according to a session right, adding a time node smooth constraint, and jointly resolving a world time margin increment; and superimposing prior on a joint calculation result, recovering a tidal term, and generating a world time continuous sequence. The problems that an existing world time product based on daily parameter level combination is limited in time resolution, session level observation geometry and normal equation information utilization is insufficient, modeling differences of different session types are sensitive, and an existing reference frame is difficult to adapt are solved.

The present application belongs to the technical field of surveying and mapping, and discloses a regional troposphere delay grid fast generation method and system. In the present application, a regional troposphere delay grid fast generation model adaptive to terrain and GNSS station network is constructed, which includes three modules of GNSS station feature extraction, target grid point feature extraction and GNSS station to grid point mapping; by introducing a graph attention network and a multi-head cross attention mechanism, the local spatial correlation of different regional station network distribution can be dynamically described, and the global change characteristics of the troposphere delay can be captured at the same time; by further fusing the station position and the terrain attribute through geographical space feature embedding, the feature consistency expression under the condition of terrain difference is realized. While maintaining the local spatial dependence modeling capability, the present application enhances the capturing capability of global feature correlation, realizes the adaptive modeling of different GNSS station network distribution and terrain change, and improves the spatial continuity and prediction accuracy of the troposphere delay.

The invention provides an underwater environment three-dimensional reconstruction pixel point mapping relation construction method and a reconstruction method. The method comprises the following steps: acquiring parameters of a physical camera, a refraction coefficient of water in a reconstruction water area, a distance between the physical camera and the inner surface of a visual light-transmitting plate, the thickness of the visual light-transmitting plate and a refraction coefficient of the visual light-transmitting plate; obtaining a virtual pixel point position of the imaging plane of the virtual camera; analyzing to obtain a virtual object point position Pw; calculating a refracted light path after the virtual object point passes through the visible light-transmitting plate; calculating the physical pixel point position Pp of each virtual object point on the imaging plane of the physical camera according to the parameters of the physical camera and the refraction path; and establishing a mapping relation table according to the corresponding relation between the virtual pixel point position {Pv} and the physical pixel point position {Pp}. By calculating the position relation between the physical pixel points on the physical camera and the virtual pixel points on the virtual camera, the position relation of each pixel is established into a mapping relation table, so that the image of the physical camera can be corrected underwater in real time, and the distortion of the image is eliminated.

Tools and techniques are described to automate creation of point mapping diagrams between controllers and controlled resources. After receiving a defined space diagram (which may be input using a graphical interface of the controller, or by other means), resource locations and resource wiring requirements (which may be done automatically), a wiring diagram including point mapping between the resources and any necessary controllers is generated. If resources need to be moved, a new wiring diagram and / or point mapping can be regenerated.

The invention discloses a circuit board marking and positioning method and system for general material identification and point set registration, and the method comprises the steps: obtaining a teaching image of a teaching circuit board, calling a general material identification model to carry out the identification of the teaching image, and obtaining a teaching material point set; receiving a specified marking point in the teaching image, and recording a relative displacement relationship of the marking point relative to the associated material point; obtaining a to-be-marked image of a to-be-marked circuit board, and calling the general material recognition model to recognize the to-be-marked image to obtain a to-be-marked material point set; point set registration is carried out on the teaching material point set and the to-be-marked material point set, and transformation parameters from a teaching image coordinate system to a to-be-marked image coordinate system are obtained; mapping the associated material points to a to-be-marked image coordinate system based on the transformation parameters, and determining marking point pixel coordinates of the to-be-marked circuit board according to the relative displacement relationship; and converting the marking point pixel coordinates into marking point coordinates under a marking equipment coordinate system. The invention aims to improve the stability of marking positioning.

The invention relates to a hand-object interaction three-dimensional reconstruction method, computer equipment and a program product. Comprising the steps of obtaining a target video sequence and equipment attitude parameters; establishing a mapping relation between the two-dimensional coordinate system and the target three-dimensional coordinate system; mapping a plurality of pixel points included in each of the plurality of video frames to a target three-dimensional coordinate system according to the mapping relationship to obtain a plurality of target three-dimensional sampling points; respectively mapping the plurality of target three-dimensional sampling points into a hand reference space and an object reference space to obtain a plurality of hand target three-dimensional sampling points and a plurality of object target three-dimensional sampling points; performing field attribute fusion rendering processing on the plurality of hand target three-dimensional sampling points and the plurality of object target three-dimensional sampling points to obtain a three-dimensional reconstruction video frame; and arranging the three-dimensional reconstructed video frames to generate a three-dimensional reconstructed video sequence. Therefore, the data of the visible area can be complemented according to the structural adaptation rule of the hand and the object, and the hand and the object can still be accurately restored under the shielding scene.

This invention belongs to the field of thermal power unit automation control technology, and discloses a configuration batch replacement method and related device based on hash caching technology. The configuration batch replacement method includes: reading a modified measurement point mapping table to obtain all source KKS and target KKS; updating the original hash table cached in memory based on the obtained source KKS and target KKS to obtain an updated hash table; traversing the updated hash table to perform configuration batch replacement; wherein, during configuration replacement, location information is obtained through the measurement point type, and then the source KKS in the indexed variable is replaced with the target KKS through the location information index variable. This invention can achieve fast and accurate replacement of KKS within the configuration, helping engineers to perform efficient configuration design; this invention solves the technical problems of slow configuration replacement speed and high system resource consumption in existing technologies, and has high engineering application value.

This application relates to the field of geographic information technology and discloses a method for 3D display of pipeline inspection videos, comprising: acquiring a 3D model of a target pipeline and an inspection video of the interior of the target pipeline; correcting the pipeline center point and pipeline cross-section for each frame of the inspection video to obtain corrected video frame images; acquiring a panoramic image of the interior of the target pipeline based on each corrected video frame image; mapping the pixels in the panoramic image to the 3D model of the pipeline to generate a textured 3D model of the pipeline; and displaying the textured 3D model of the pipeline in a preset 3D scene. This method improves the accuracy of displaying the internal condition of the pipeline in a 3D scene. This application also discloses an apparatus, electronic device, and storage medium for 3D display of pipeline inspection videos.

This application provides a method, apparatus, device, and storage medium for controlling the display of a 3D digital human. The method, applied to a 3D display device, includes: acquiring an image sequence of a digital human; wherein the image sequence is generated based on a phoneme sequence of a response speech to a target user's dialogue; mapping each facial image in the image sequence to the screen of the 3D display device based on a multi-view rendering table corresponding to the digital human, so as to adjust the displayed digital human when the response speech is played; the multi-view rendering table corresponding to the digital human is used to describe the pixels in the facial images mapped to each point on the screen. This enables the display of a dynamic, 3D digital human during dialogue, based on a multi-view rendering table, improving the stereoscopic effect of the digital human and enhancing the user's dialogue experience.

The invention discloses an unmanned aerial vehicle cluster task management method and apparatus, a computer device and a storage medium. The method comprises the steps of obtaining a to-be-executed target task of an unmanned aerial vehicle cluster; wherein the target task comprises a plurality of continuous animation processes, and each animation process comprises waypoint information of a plurality of unmanned aerial vehicles; acquiring a first frame aircraft coordinate set and a tail frame aircraft coordinate set in each animation process according to the waypoint information; calculating a waypoint mapping table between two adjacent animation processes through an optimal matching algorithm based on the first frame aircraft coordinate set and the tail frame aircraft coordinate set; generating a cumulative mapping relation based on the waypoint mapping table, and performing overall exchange optimization on the unmanned aerial vehicle waypoints in each animation process to obtain optimized waypoints of each animation process; and performing path planning on the optimized waypoint to obtain a waypoint planning result of the target task, and controlling the unmanned aerial vehicle cluster to execute the target task according to the waypoint planning result. The task execution efficiency and precision of the unmanned aerial vehicle cluster can be improved.

The invention discloses a method for creating three-dimensional coordinate points of a warehouse and an internal goods shelf, and aims to convert local coordinate points of a warehouse and goods shelf structure into space coordinate points in a real map coordinate system by fusing space point cloud data and GNSS high-precision positioning data. The method comprises the steps of point cloud collection, automatic or manual preprocessing, anchor point RTK positioning, coordinate transformation matrix solving, global point mapping and the like. According to the method, point cloud sources and processing modes are not limited, the problem that an indoor three-dimensional structure cannot be accurately mapped in a geographic space is mainly solved, and a space foundation support is provided for digital storage three-dimensional map construction, three-dimensional navigation path generation and cargo space calibration.

The invention discloses a combustion control system and method. The combustion control system includes a fuel control valve, an oxidant control valve, a fuel flow meter, an oxidant flow meter, and a control unit. A basic data model is provided for the rapid adjustment function of the system by establishing the multi-point mapping relation between the power value and the opening position of the control valve. By automatically memorizing and updating the actual valve opening degree under the stable working condition, the system can continuously compensate control deviation caused by external disturbance and internal changes such as air supply pressure changes and valve aging. Therefore, during long-term operation of the system, high accuracy and high stability of the quick adjusting function can still be kept.

The application discloses a kind of multi-point surveying and mapping devices for high-rise building structure displacement monitoring, it is related to displacement monitoring technical field, including installation base, the installation base top end is equipped with telescopic storage vertical cylinder, telescopic storage vertical cylinder inside is connected with adjustable support sleeve rod, the installation base bottom is equipped with the mechanism of lamination positioning and anti-shake, the mechanism of lamination positioning and anti-shake includes center positioning cylinder, the installation base bottom is clamped with center positioning cylinder, the structure of the present application is scientific and reasonable, it is safe and convenient to use, set up the mechanism of lamination positioning and anti-shake, by the cooperation of center expansion anchor bolt, reinforcing expansion anchor bolt, detachable internal thread cylinder and anchor bolt installation pipe, it is convenient to fix device in high-rise building structure top, and using the cooperation of lamination height adjusting rod, lamination height lifting frame and lamination degree adjusting cylinder, when installing on curved surface structure, it is convenient to curve embed installation base inside, improve the lamination degree of installation base and high-rise building structure top.

The application discloses a guiding auxiliary device and a control system thereof, and belongs to the technical field of feature registration. A target object surface model is constructed through multi-model access and three-dimensional point cloud reconstruction. The registration problem caused by the difference between global and local scales is solved by using curvature feature matching and potential area screening. A closed operation area is formed through edge point mapping, and precise spatial alignment of the design model and the actual scene is realized by combining centroid deviation adjustment. Key points of equipment positioning are planned based on a rigid transformation matrix, ensuring geometric alignment of the operation end and the functional feature points, and a collision-free path is generated through safety verification. With the aid of light source visualization guidance and real-time deviation monitoring, dynamic feedback of the operation process is realized. After operation, effect evaluation is performed through comparison of the geometric features of the functional points, and global reset is avoided through local correction. The device operation precision and safety in the precise medical implantation scene are effectively improved.

Systems and techniques that facilitate mapping of data graphs to quantum computer backend topologies are provided. For example, one or more embodiments described herein can comprise a system, which can comprise a memory that can store computer executable components. The system can also comprise a processor, operably coupled to the memory that can execute the computer executable components stored in memory. The computer executable components can comprise a mapping component that maps a data graph to a lattice structure of the quantum computer, wherein the mapping comprises: mapping a graph node of the data graph to a lattice node of the lattice structure; and mapping the immediate descendant nodes and grand-descendant nodes of the graph node to nodes of the lattice structure based on relative number of edges of the immediate descendant nodes and grand-descendant nodes and the nodes of the lattice structure.

The application relates to the technical field of communication engineering, and discloses a fixed-point surveying and mapping device for communication engineering survey and a use method thereof. The fixed-point surveying and mapping device comprises a shell, a servo motor is arranged in the shell, a rotating shaft is coaxially arranged on the output end of the servo motor through a shaft coupling, a telescopic handle is fixedly arranged on the shell, a jacking horizontal device, a telescopic unfolding device and a recording table device are fixedly arranged in the shell, the jacking horizontal device comprises a surveying and mapping instrument, a counterweight ball is always kept vertical to the ground due to the gravity of the counterweight ball, the counterweight ball keeps vertical, a hanger rod drives a rotating ball to continuously adjust the position, a vertical rod fixedly arranged on the rotating ball is adjusted together with the rotating ball and kept horizontal to the ground, the surveying and mapping instrument is kept horizontal, and the above technical scheme solves the problems that the surveying and mapping instrument cannot be kept horizontal and is single in function in the prior art.

The application discloses a kind of two-dimensional space to three-dimensional space key point mapping conversion method and system, including sequence preprocessing module: the length of two-dimensional space key point sequence is obtained, carries out sparse preprocessing, obtains sparse two-dimensional space key point sequence;Mapping dimension-increasing module: sequence modeling is carried out to sparse two-dimensional space key point sequence, obtains three-dimensional space key point sequence after preliminary mapping;Sequence aggregation module: three-dimensional space key point of center target is obtained by compressing and aggregating three-dimensional space key point sequence after preliminary mapping;Training network module: end-to-end training is carried out to network using supervised learning, and mapping accuracy of three-dimensional space key point estimation network is improved using space-time constraint strategy;Visualization module is used to obtain visual result.The application has good robustness and universality, and can be widely applied in key point detection of a variety of objects.

The invention relates to an interaction method and system based on a Web front end and electronic equipment, and the method comprises the steps: calling a terminal camera through a browser, obtaining a video stream of a user, and processing the video stream at the front end of the browser to extract human body key points; mapping the human body key points into skeleton animation parameters of the virtual image through a hierarchical action mapping engine; calculating a relative pose of the virtual article and the virtual image according to a preset attribute and a skeleton animation parameter of the virtual article; and in a browser environment, according to the relative pose, rendering and displaying an interaction picture of the virtual article and the virtual image. The problems of high hardware dependency, poor cross-platform compatibility, simple interaction link and serious delay and distortion in the prior art are solved. Special hardware is not needed, the use threshold of a user is lowered, and cross-platform compatibility is achieved based on a Web technology stack.

The application discloses a world time continuous solution method, comprising: obtaining and preprocessing the solution result files of each session in a predetermined time range; applying uniform constraints to each session after preprocessing, and performing parameter blocking and local parameter elimination; constructing a sliding time window in a target time range, parameterizing the world time by using a segmented linear function in the window, and establishing a session and time node mapping relationship; constructing a sliding time window on a global time axis, collecting sessions in the window, superimposing a session weight equation, adding a time node smoothing constraint, and jointly solving the world time residual increment; superimposing a priori on the joint solution result, recovering a tidal term, and generating a world time continuous sequence. The application solves the problems of the existing world time product, such as limited time resolution based on daily parameter level combination, insufficient utilization of session level observation geometry and equation information, sensitivity to modeling differences of different session types, and difficulty in adapting to the existing reference framework.

Disclosed are embodiments for facilitating a routing recommendation system based on user activities. In some aspects, an embodiment includes receiving input data comprising a list of activities requested by a user of an autonomous vehicle (AV) ride-hailing service and a point of destination requested by the user; mapping locations of interest corresponding to the list of activities; generating an ordered list of the locations of interest based on a user profile and historical data of the user; supplementing the ordered list of the locations of interest based on other historical data of other users of the AV ride-hailing service to generate a recommended list of places; applying a K-means clustering technique to the recommended list of places to identify one or more sets of recommendations and a centroid location for each set of recommendations; and providing a routing recommendation corresponding to a selected set of the sets of recommendations.

This application relates to a method, system, and apparatus for personnel counting in a production line safety protection area. The personnel counting method includes: receiving change information (evidence chain information and count values) of target personnel within the safety protection area; determining the information source of the change information; if the information source is a second camera, obtaining the first foot point mapping trajectory of the personnel based on all counted evidence chain information, and obtaining the second foot point mapping trajectory of the target personnel based on the evidence chain information of the target personnel, and matching the first foot point mapping trajectory and the second foot point mapping trajectory; determining whether there is a matching pair with a similarity not lower than a preset threshold; if so, discarding the count value of the target personnel; if not, adopting the count value of the target personnel for counting statistics. This application improves the accuracy of personnel counting in the production line safety protection area.

The invention discloses an endpoint mapping method, device and system for improving USB peripheral compatibility and a storage medium. The method is applied to a processing chip integrated with a USB host end and an equipment end, and comprises the following steps: acquiring a configuration descriptor of a peripheral and generating an original endpoint sequence table; counting a corresponding relationship between the number of peripheral endpoints and endpoint resources of the processing chip; adjusting the original endpoint sequence table based on quantity matching and direction matching conditions to obtain a terminal endpoint sequence table; generating an endpoint mapping table according to the endpoint sequence table and the endpoint resources of the processing chip; the endpoint address field of the interface descriptor is rewritten according to the mapping table; and establishing a data path based on the mapping table, and forwarding the message between the host end and the equipment end. The method can be applied to a KVM switcher and other USB peripheral sharing systems, and the compatibility of USB peripherals such as a keyboard and a mouse in different host environments is improved.