81 results about "Graph Layout" patented technology

The invention discloses an interactive visual method and a device facing layering data. The method comprises the flowing special steps: step1, a layering data object is acquired, and a suitable weight mapping function is set according to characteristics of the layering data, characteristics of application scenarios and special requirements of a user; step2, the weight of each node of the layering data is defined through the mapping function; step3, a root node of the layering data is expressed by selecting round space or arbitrary polygonal space; step 4, other nodes are expressed to be circles with specific radiuses according to the weight of each node of the layering data; step5, the arrangement of layering circles is produced due to the adoption of a circular layout method; and step 6, an interactive visual interface is generated. The layering circular layout generated through the method corresponds to a Voronoi tree graph layout, various visual coding modes are provided, the circular layout is optimized and adjusted in real time, various interactive modes are provided, and the layering circular layout can be applied to multi-point touch control equipment. The method and the device not only can be used for processing layering data of ordinary data sizes but also can be used for processing large-scale data sets.

The invention discloses a knowledge graph visual editing and persistence implementation method and system architecture. According to the method, persistence of a knowledge graph editing result is allowed to be achieved based on a specific visual knowledge graph layout file, SPARQL query and visual interactive editing are supported, and the editing result can be persisted into a universal knowledgegraph file or a visual graph layout file defined by the invention. The system architecture mainly comprises a foreground visualization map interaction module and a background map database managementmodule. According to the method, the semantic relationship between entities described in a structured manner in the knowledge graph is visually expressed by using a visualization technology; Meanwhile, the layout file of the visual knowledge graph is defined, so that a user can conveniently store and recover a visual result. According to the invention, support can be provided for realizing efficient communication and intuitive display in related work of the knowledge graph.

The invention discloses a layout optimization method of distribution network thematic maps. The method includes the steps of optimizing the distribution network thematic maps of different types by means of force-directed layout, and performing optimization in a topological tree layout manner according to the need for local layout optimization. By the use of the method, the problems such as graphic overlapping, unreasonable layout and connecting line crossing occurring in manual drawing or using of the distribution network thematic maps are solved. At the premise of accurate and complete graphic representation, graphic layout is uniform, moderate in size and attractive and clear, and the availability and readability of the distribution network thematic maps is partly improved.

The invention discloses a data visualization method and a data visualization system based on a hierarchical model. The data visualization method comprises the following steps: graph data preparation, graph vertex sampling stratification, sub-graph vertex connection, graph vertex stress calculation, vertex position updating, graph layout recursive calculation, and graph layout hierarchical drawing. The data visualization system comprises a graph data preparation module, a graph vertex sampling stratification module, a sub-graph vertex connection module, a graph vertex stress calculation module, a vertex position updating module, a graph layout recursive calculation module, and a graph layout hierarchical drawing module. Algorithm convergence can be accelerated, the layout can be calculated correctly, and the effect stability is kept. In addition, graph layout of big data can be drawn scientifically, and convenient interactive operation is provided. Therefore, the data visualization method and the data visualization system have the advantage that beautiful layout can be calculated quickly and efficiently and users can be helped to mine the potential knowledge laws.

A modeling system and modeling method based on a logical relation, including an operation task integrating module, a task interpreter, a graph layout correcting module, a graph wiring correcting module and a database model increment correcting module, wherein the database model increment correcting module includes a graph increment calculating unit and a model increment calculating unit. The system, through description of the logical relation and based on support of the automatic wiring technology, realizes the graph-model integrated generation of a new grid model of the power system which is based on the description of the logical relation; the grid model is completely defined and modified on “one net”, which is different from the original way that the power system model is established on countless net graphs, thereby helping the grid operation manager to accurately and rapidly establish and modify the grid model of the full system.

The invention relates to a software visualization method for an object-oriented programming language source code, belonging to the technical field of software visualization. The method comprises the following steps of: (1) extracting key information from the source code; (2) acquiring data information of an original graph; (3) acquiring data information of a directed graph; (4) designing a graph layout; and (5) performing visualization mapping. With the adoption of the novel software visualization method for the object-oriented programming language source code provided by the invention, the defect of a class graph for the soft visualization is made up, and the internal structure of software and the status and the effect of types in the software can be accurately and intuitively reflected,so that a user can rapidly understand a software design level.

The invention discloses a time-varying tree graph layout method for time-varying and hierarchical data. The time-varying tree graph layout method comprises the steps of representing a data set DS into K trees based on a hierarchy and time relation; performing arrangement and layout on root nodes (tk, root) of trees or sub trees in different moments on a timer shaft in sequence; performing layout for the first line in a corresponding region of child nodes of (tk, root) by adopting a line layout mode; repeating to execute the layout until all the child nodes under a father node are subjected to layout; and finally finishing the time-varying tree graph layout for the to-be-displayed overall data set DS. The time-varying tree graph layout method provided by the invention is applied to the display and analysis of time-varying and hierarchical pesticide residues data; the original layout region in each moment is set to be square; the tree graph filling layout is finished by adopting a line layout mode; and the generated tree graph can display both of the hierarchical characteristic and time attribute of the pesticide residues data, so that the time-varying tree graph layout method is quite good in the visualization effect.

The invention provides a relational network diagram layout method and device. The relational network graph layout method comprises the following steps: constructing a relational network graph according to a target relationship among a plurality of objects; determining a target node corresponding to a target object in the plurality of objects in the relational network graph, determining an adjacentleaf node of the target node in the relational network graph, and classifying the target node and the object corresponding to the leaf node into one category; determining whether other nodes except the target node and the leaf node adjacent to the target node have a common adjacent node or not, if so, classifying the nodes into the same category, and if not, classifying the nodes into different categories; laying all the nodes in the same category according to the relationship type; and laying a plurality of category sets by utilizing preset parameters related to the plurality of category sets. According to the method, the objects with the same relationship are gathered, so that the relationship reaches an ordered state from an disordered state, the processing efficiency is improved, andthe processing resources are saved.

The invention discloses a method for automated visualized presentation based on data structure identification. The method comprises the following steps: receiving data input, through data structure description rules, generating data structure description information of input data; according to the data structure description information, extracting structure characteristic vector information of the data; identifying the extracted data structure characteristic vector information, hereby obtaining graph configuration matched with a characteristic vector; according to graph configuration information, generating multi-graph layout and obtaining a visual graph. On the other hand, the invention also provides a presentation system for realizing the method, users do not need to select a visual representation of the data according to experience, and the system begins with data structure of an analysis result. Through recognition and matching types of each dimension, contents and other information in the data structure, rational configuration is automatically performed on graphs, layout is automatically planned, and a problem of usability in a conventional analysis result visualized presentation method.

Adding a new disjoint graph diagram to an existing graph diagram. A set of one or more new nodes from a graph to be added to a first graph diagram are identified. An automatic graph diagram layout of the set of one or more new nodes is performed creating a second graph diagram. The first graph diagram is aligned along a first axis with the second graph diagram Nodes in the first graph diagram that are at least partially between a first point and a second point of boundaries of the second graph diagram are identified. A boundary is created around the nodes in the first graph diagram that are between the first and second points. The second graph diagram is moved along a second axis toward the boundary to create a combined graph diagram.

The invention provides a power grid maintenance schedule graph layout method. The method includes the steps that the current time ranges of maintenance schedules are displayed, wherein the units of the time ranges are a year, a quarter and a month; within the current time ranges, corresponding rectangular blocks formed by the current time value of each maintenance schedule and the fixed construction period of each maintenance schedule are obtained, a response to a dragging command sent by a user to any rectangular block is made, any rectangular block is dragged, and the time value acquired after each rectangular block is dragged is determined, wherein each time value comprises start time and stop time, and each fixed construction period is the difference between the end time and the start time; according to the time value acquired after each rectangular block is dragged, the maintenance schedules are rearranged in a time mode and displayed. By the implementation of the method, the maintenance schedules can be reasonably arranged, the risks of arrangement errors of the maintenance schedules are reduced, the labor intensity of schedule arrangement staff can be relieved, work efficiency is improved, and time and labor can be saved.

The invention provides a curved surface workpiece surface array microstructure graph layout method. The method includes the following steps that the boundary dimension of the surface of a free curved surface workpiece is measured through a reverse engineering method, and a reconstructed curved surface is obtained; the reconstructed curved surface is divided into a plurality of curved surface equilateral triangles distributed in a seamless mode; the vertex coordinates Pi of all the nonredundant curved surface equilateral triangles are recorded, and the tangent planes Ki and the outer-normal vectors Vi of the positions of the reconstructed curved surface where the Pi is located are worked out; in all the tangent planes Ki or the planes parallel to the tangent planes Ki, the Pi points corresponding to the tangent planes Ki serve as the geometric center points, design graphs Gi of a unit microstructure are correspondingly distributed, and the requirement that the inclined angles between the same corresponding feature edge line of the design graphs of all the tangent planes and the projection lines of space benchmark vectors in the Ki are fixed values respectively is met. According to the curved surface workpiece surface array microstructure graph layout method, the calculation scale is stable, convergence is maintained, layout efficiency is high, and the layout and machining error of the surface array microstructure graphs can be completely eliminated.

The invention provides a GIS display method, device and system, and relates to the technical field of geographic information. The GIS display method includes the steps of receiving layout data input through a GIS graphical management interface by a user, wherein the layout data includes style layout data or logical judgment layout data or graph layout data; according to the layout data, generatingand saving a data object; parsing and displaying the data object. The GIS display method, device and system aim at that the user does not need to manually carry out code modification or file configuration, so that modification is more convenient, and operation is easier; moreover, by means of the GIS display method, graphic customization and three-dimensional GIS display can be further conducted,so that the visuality of the system is greatly improved.

The invention provides a laser etching preparation method for a surface array microstructure on the basis of a curved surface workpiece appearance. The method includes the steps that the free curved surface workpiece appearance to be processed is measured by the adoption of a reverse engineering method in a modeling mode, and design graph layout of the surface array microstructure is conducted on the basis of a reconstructed curved surface model; then, laser etching processing path planning is conducted on a design graph, the spatial orientation of a laser processing head relative to a free curved surface workpiece is adjusted according to a tangent plane where a processing path is located, a geometric center point and a corresponding outer-normal vector, laser beams are reflected to the free curved surface workpiece in the normal direction, and laser etching processing is conducted on geometric lines one by one. According to the method, it can be effectively guaranteed that the focus of the laser beams is located on the surface of the free curved surface workpiece all the time in the processing procedure or a certain defocusing distance exists between the focus of the laser beams and the surface of the free curved surface workpiece, a brand new accurate focusing laser processing method is provided, layout and processing errors of the surface array microstructure graph are completely eliminated, and accuracy and stability of laser etching processing technical quality are ensured.

The invention discloses a graph layout and topology service-based low-voltage transformer area automatic generation technology, which can effectively solve the problem of numerous and complex equipment in a low-voltage transformer area, perform efficient simulation and correspondence on various relationships among the equipment in the low-voltage transformer area, finish efficient self-check of asingle topology relationship or a whole topology network created by simulation, simplify management work of the transformer area and ensure data consistency, security and correctness. According to theautomatic generation technology, mainly complex professional elements in a power business are stripped; large-scale and disordered equipment is managed at a graphic level; the complete topology relationship network can effectively ensure the accuracy of graph formation and simulate a power transmission relationship; a low-voltage transformer area graph is automatically generated by performing position calculation through an automatic graph formation algorithm according to a connection sequence of topology; and meanwhile, collision and spacing between graphs are calculated, so that quickness and beauty of graph formation can be ensured.

The invention provides a metal redundant graph drawing method for improving CMP morphology. The method comprises the steps that a complete design layout of metal, through holes and all clearance layers is acquired; irregular regions allowing addition of metal redundant graphs are drawn through layout logic operation, and the irregular regions are expanded respectively to be rectangular regions; the metal redundant graphs with fixed sizes and relative positions are added with a lower left point of each region allowing addition being a starting point, and temporary graphs, waiting for post-processing, of the metal redundant graphs are formed; the temporary graphs of the metal redundant graphs are post-processed, including forbidding of addition or deletion or merging of region receding edges, extension of short edges, removal of small-sized graphs violating design rules, truncation of overlong graphs and other logic operation processes; and the post-processing logic operation processes are executed cyclically, and a final metal redundant graph layout is obtained after no error is found through checking according to the design rules. Through the method, the problems of poor surface uniformity and bad flatness caused by insufficient metal density can be better solved.