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68 results about "City map" patented technology
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A city map is a large-scale thematic map of a city (or part of a city) created to enable the fastest possible orientation in an urban space. The graphic representation of objects on a city map is therefore usually greatly simplified, and reduced to generally understood symbology.
Urban streetscape 3D reconstruction method and system based on unmanned aerial vehicle and edge vehicle cooperation
PendingCN110648389AOvercoming shortcomings in detail reconstructionEasy to detectImage enhancementImage analysisSimulationData acquisition
The invention provides an urban streetscape 3D reconstruction method based on unmanned aerial vehicle and edge vehicle cooperation. The functions of rapid and high-precision reconstruction, urban maprecognition and rapid updating iteration in large-scale urban streetscape 3D modeling are achieved. A distributed multi-node data acquisition network is formed in a mode that multiple vehicles at theedge end acquire streetscape pictures of a dense city area and transmit the streetscape pictures to a drive test unit server, so that multi-view shooting and large-range acquisition of road streetscape picture information are realized, the acquisition efficiency is improved, and the acquisition cost is reduced.
Owner:GUANGDONG UNIV OF TECH
Electronic government affair big data processing platform
InactiveCN112765245AReduce data gapsImprove data qualityDatabase management systemsDigital data authenticationEngineeringDirectory
The invention discloses an electronic government affair big data processing platform which comprises a unified portal subsystem, a data management subsystem, a basic support platform, a data exchange management platform, a data intelligent analysis system and a city map. The data management subsystem provides a data sharing directory of a big data center for functional departments and the public of the whole city through the unified portal subsystem, the functional departments and the public browse and query the sharing data directory on a big data portal, and after application and approval are passed, data are synchronized to own databases or a data calling interface is generated; therefore, functional departments and the public can call the data. The system or the checking function can be assisted by the functional departments and the public. According to the method, incremental data in information systems of all commission bureaus and investment companies are automatically captured, so that data collected and generated by all units are converged to the public basic database, it is guaranteed that the data of the public basic database can be updated, updated and updated in time, and the current trend of the data of the public basic database is guaranteed.
Owner:广西中科曙光云计算有限公司
Land utilization classification method based on remote sensing image, storage medium and computing equipment
ActiveCN110348506AAccurate and fast land use classificationAccurate classificationCharacter and pattern recognitionClassification methodsComputer science
The invention discloses a land utilization classification method based on a remote sensing image, a storage medium and computing equipment. The land utilization classification method comprises the steps: firstly, obtaining a remote sensing image of a target city; preliminarily interpreting the remote sensing image to obtain an image preliminary classification result; extracting rail transit linesand stations in the target city map in a vector manner to obtain vectorized rail transit lines and stations; cutting the remote sensing image by using the vectorized rail transit line and station, andcutting out the remote sensing image of the area along the rail transit line; acquiring a remote sensing image of an area along the rail transit by utilizing the Google earth; and according to the POI category and a land type discrimination mark in a remote sensing image obtained from the Google earth, interpreting the remote sensing image of the rail transit line area with the preliminary classification result being the building land again to obtain a final land utilization classification result. According to the land utilization classification method, land utilization classification can beaccurately and rapidly carried out on urban rail transit lines and station areas, and the land utilization situation can be rapidly obtained.
Owner:GUANGZHOU UNIVERSITY
Grid method for drawing city map and application thereof
The invention provides a grid method for drawing a city map and application of the grid method. The grid method for drawing the city map is characterized in that Yuan grids are designed through the grid technology, decimalism is determined, grid measurement units such as a grid cell, a basic unit and a subunit are created, wherein each basic unit represents the actual area of 1km*1km=1km<2>, and each basic unit is 100 times larger than a last-level basic unit; according to the technical feature of the earth meridians and parallels, the conclusion that the actual meridians and parallels of the city map are similar to grid lines of the Yuan grids is drawn according to the calculus theory, the city grid map is drawn based on the conclusion, and each information name on the map must obtain a unique regular grid code name; then auxiliary charts are developed, and therefore a larger amount of map information can be transferred to the auxiliary charts from map pictures. In this way, the contradiction between continuous increase of the information amount of a printing map and a limited area of the picture of the printing map can be solved, and due to the fact that the grid map and the digital technology are docked, it is predicted that the grid method for drawing the city map can provide support for municipal engineering, national defense and military and urban modern management.
Owner:袁明千
City E-home buying and selling system based on city map
InactiveCN108280751APlace an order in real timeConvenient shoppingBuying/selling/leasing transactionsCommunication unitTransaction management
The invention relates to a city E-home buying and selling system based on a city map. The city E-home buying and selling system comprises a server and a plurality of buying and selling terminals, thebuying and selling terminals are in communication connection with the server and installed in a PC (personal computer) terminal or mobile phone, each buying and selling terminal comprises a city map unit, a buyer management unit, a seller management unit, a transaction management, a product search unit and a communication unit, the product search unit is arranged in the city map unit and in communication connection with the city map unit, the buying and selling system is based on the city map and matched with a search function, city merchants are networked, customers can conveniently find articles online and buy the articles online or go to a shop of a storekeeper to buy the articles, the customers can timely communicate with sellers, a city is networked, each city seller is really facilitated, real economy can rapidly adapt to network environments, internet of things is achieved, and a new economic growth point is achieved.
Owner:任向东
Bus frequency increasing method and system
InactiveCN105336155AImprove service qualityEfficient releaseRoad vehicles traffic controlSpecial data processing applicationsInformation repositoryStatistical analysis
The invention relates to a bus frequency increasing method. The method comprises that a big-data knowledge base of resident trip is established on the basis of IC cards of residents; an information base of dense residential and business districts are established according to newest city map data; the big-data knowledge base of resident trip is coupled with the information base of dense residential and business districts in the spatial geometry analysis method to obtain rules of resident trip; and the rules of resident trip is analyzed in the statistical manner to obtain passenger data in peak hours and places within a day and further to reasonably plan time, interval and amount of increased buses. The invention also relates to a bus frequency increasing system. Thus, the bus frequency can be flexibly and reasonably increased, the public resources are fully utilized, and the difficulty in taking buses in peak hours at peak places is solved.
Owner:SHENZHEN INST OF ADVANCED TECH CHINESE ACAD OF SCI
Grid division processing method and device based on city map and computer equipment
ActiveCN110569321AEfficient identificationClimate change adaptationGeographical information databasesComputer scienceArea type
The invention relates to a grid division processing method and device based on a city map, computer equipment and a storage medium in the field of artificial intelligence. The method comprises the following steps: acquiring a city identifier and a corresponding city map, and dividing the city map to obtain a plurality of regional grids; acquiring corresponding user information according to the city identifier; dividing each user into a corresponding regional grid according to the user information; wherein the user information comprises geographic coordinates and uploading time; identifying thearea type of each area grid by utilizing the geographic coordinates of each area grid in the preset time period and the corresponding uploading time; and acquiring a plurality of regional grids in apreset range of the city map, performing regional grid clustering according to the distances among the regional grids and the regional types to obtain an activity region of the user, and marking the activity region in the city map. According to the method, the city map is divided, so that the user activity area can be quickly and effectively identified.
Owner:PING AN TECH (SHENZHEN) CO LTD
Automatic positioning system method of electronic map
Owner:HANGZHOU BEIHAI INFORMATION SYST +1
Population flow prediction method and device based on intelligent decision, and computer equipment
ActiveCN112116155AChoose flexibleAccurately get the characteristicsForecastingGeographical information databasesEngineeringGraph neural networks
Owner:PING AN TECH (SHENZHEN) CO LTD
Method and system for allocating game map
ActiveCN109011568AImprove gaming experienceLower latencyVideo gamesHuman–computer interactionGame server
The invention discloses a method and system for allocating a game map. The method comprises the steps of receiving a player development request; processing, by a game server, the player development request; forwarding, by a central server, the request to a large map game server; and responding and processing, by the large map game server, the request. A large map with less logical behaviors and relatively less interaction pressure is subjected to separate deployment, and a main city map with more logical behaviors and heavy interaction pressure is subjected to distributed deployment, so as tomaximize the utilization of respective servers and increase processing speed, thereby improving the number of people carried by the large map and main city map and a horizontal expand ability to further improve the gaming experience of players.
Owner:友谊时光科技股份有限公司
Shared vehicle standard parking area division method
ActiveCN110175704AEasy to useImplement schedulingForecastingGeographical information databasesParking areaThree level
The invention discloses a shared vehicle standard parking area division method which comprises the following steps of S1, determining a square unit window, and obtaining the vehicle suitable capacityin a square unit window; S2, dividing a city map to form a multi-level map; S3, obtaining the number of vehicles per day in each square unit window in the three-level map; S4, screening each square unit window in the three-level map according to the number of vehicles per day in each square unit window in the three-level map and a land type tolerance coefficient, and determining an optimal parkingwindow; and S5, determining a parking area according to the optimal parking window. According to the method, through the qualitative classification and the quantitative calculation of the three-levelmap, the space elements are divided according to the urban land standard, different tolerance coefficients are determined, the optimal parking area in each area can be better determined, the parkingarea is better scheduled and standardized, and a foundation is laid for the benign development of the shared vehicles.
Owner:NANJING NORMAL UNIVERSITY
Equipment used for making three-dimensional city map
InactiveCN109732706AReduce impact damage rateTo achieve the purpose of bufferingMetal working apparatusEngineeringEquipment use
Owner:杭州易明远科技有限公司
Link level wind factor computation for efficient drone routing using 3D city map data
ActiveUS10698422B2Instruments for road network navigationNavigational calculation instrumentsRoad networksAtmospheric sciences
Owner:HERE GLOBAL BV
Method for constructing urban space holographic map based on multi-source big data fusion
InactiveCN107943936ARealize three-dimensionalAchieve multi-levelData processing applicationsGeographical information databasesImaging processingGreening
The present invention discloses a method for constructing an urban space holographic map based on multi-source big data fusion, and urban buildings, roads, municipal greening, infrastructure, public transportation, human flow distribution information, and regional hot search in the entire urban space are involved. By using the big data processing method combined with the above five kinds of collected information, and through the image processing system and the three-dimensional image processing technology, urban buildings, roads, municipal greening, infrastructure, public transportation, humanflow distribution information and regional hot search are combined with the mapping software. According to the method for constructing an urban space holographic map based on multi-source big data fusion, urban buildings, roads, municipal greening, infrastructure, public transportation, human flow distribution information and regional hot search are combined with the mapping software, and the bigdata processing technology is combined with the holographic map, so that the city map can be three-dimensional and multi-layered, and the urban space holographic map based on the multi-source big data fusion can be realized.
Owner:YANTAI UNIV
Rapidly running method design for public transport line
InactiveCN101364299AIncrease attractivenessSave driving timeData processing applicationsTravel modeTraffic network
Relating to an urban public transport problem and more particularly relating to the fast recognition on a bus line scutcheon, a bus stop board and a city map, the invention discloses a bus line fast-recognition trip method, which applies the scientific composition of different numbers to the bus line numbering permutation and is compatible with trip marks, identifies a bus line travel direction, a driving range, a principal traffic route, a transportation network, a geographic direction index, etc., and is suitable for being used as a reference in all cities by any trip modes.
Owner:张启明
Smart city application set unified management system and method
InactiveCN107992987ASolve data silosSolving the urban problem of managing silosResourcesSmart cityManagement system
The invention discloses a smart city application set unified management system. The system is characterized by comprising a basic element definition module, a modeling platform and a running module, wherein the basic element definition module is used for defining basic objects, and the basic objects include application templates, relation instructions among applications and city map sets; according to each application template, running parameters are set for the corresponding applications on a cloud platform, and association setting is performed among the relevant applications according to management requirements, so that the corresponding relation instruction among the applications is formed; the modeling platform is used for selecting a required application template, a required relationinstruction among the applications and a required city map from the basic objects and associating the required application template, the required relation instruction among the applications and the required city map, so that a required city information model is constructed; and the city information model runs in the running module, so that unified management of all the applications in the city information model is realized.
Owner:上海仪电(集团)有限公司中央研究院
Urban map data upgrading method, terminal equipment and storage medium
PendingCN111143487AEasy to update and upgradeDatabase updatingGeographical information databasesRectangular coordinatesData file
The invention relates to an urban map data upgrading method, terminal equipment and a storage medium, and the method comprises the following steps: S1, building an urban road network data file, takinga city as a unit, of each city; s2, establishing a city boundary data index file, wherein the city boundary data index file comprises external rectangular coordinates and boundary coordinates of eachcity; s3: according to the circumscribed rectangle coordinates of each city in the city boundary data index file, searching for a corresponding circumscribed rectangle, and further searching for a city where the city is located according to the boundary coordinates of the city corresponding to the searched circumscribed rectangle; s4, judging whether the urban road network data of the city is updated or not, and updating the urban road network data of the city if the urban road network data of the city is updated; and S5, acquiring road network data of the grid corresponding to the current position according to the urban road network data file of the city. According to the invention, the energy loss of invalid data in map data upgrading can be reduced.
Owner:XIAMEN YAXON NETWORKS CO LTD
Smart city 3D map model photography establishment method based on unmanned aerial vehicle technology
ActiveCN114659499AAchieve comprehensive high-quality imagingMake up for the shortcomings of real aerial photographyPhotogrammetry/videogrammetry3D modellingUncrewed vehicleEngineering
The invention discloses a smart city 3D map model photographing establishment method based on an unmanned aerial vehicle technology, and the method comprises the steps: setting various photographing modes in a process of carrying out the aerial photographing of a building in a to-be-photographed region through an unmanned aerial vehicle; and an accurate and reliable photographing position parameter analysis mode is provided for various photographing modes based on the boundary dimension of the to-be-photographed building, so that the real scene picture of the to-be-photographed building obtained under the various photographing modes and the corresponding photographing position parameters can reflect a plurality of visual angles and can present a full view. According to the method, comprehensive high-quality imaging of the building real scene is realized, the defects of building real scene aerial photography caused by too single photography mode and too random photography position selection in the prior art are effectively overcome, on one hand, the quality of the building real scene picture is improved, and on the other hand, the visual effect of building real scene imaging is improved; and the generation requirement of the urban building 3D map is greatly met.
Owner:重庆尚优科技有限公司
City three-dimensional map video stream encryption method and system based on artificial intelligence
ActiveCN113963095ATimelyReal-timeNeural architecturesSelective content distributionAlgorithmSecret code
The invention provides a city three-dimensional map video stream encryption method and system based on artificial intelligence. The city three-dimensional map video stream encryption method comprises the steps of S1, building a city three-dimensional rendering model based on an artificial intelligence network; S2, performing simulation recording of a video according to a pre-selected road path in the three-dimensional rendering model to form a city three-dimensional rendering video stream; S3, selecting at least one frame of image in the video stream in the S2, fusing the at least one frame of image into a frame fused image as an encrypted image, and selecting at least one geometric figure with the number equal to that of the plurality of frames as a key; S4, establishing an artificial intelligence decryption model by using the encryption graph and the secret key, obtaining a decryption code, and encrypting the video stream by using the decryption code; and S5, publishing the video stream encrypted in the step S4 to the user to display the urban geographical styles and features. A city map is converted into a video in a video stream mode, and an artificial intelligence decryption model for obtaining a secret key through a frame fusion encryption graph is formed. The video stream is encrypted by using the key, so that the product obtains high protection for preventing copying and editing.
Owner:TERRA DIGITAL CREATING SCI & TECH (BEIJING) CO LTD
Smart-city application deletion method and device based on container technology
InactiveCN108170694AQuick updateEasy to updateSpecial data processing applicationsGraphicsSmart city
The invention relates to a smart-city application deletion method and device based on container technology. The application deletion method includes: 1) acquiring an application deletion command, wherein the application deletion command includes a name of a to-be-deleted application and a smart-city application set of which the application needs to be deleted, the smart-city application set corresponds to a city application arrangement script based on a container file format, and the city application arrangement script is constructed through selecting needed application templates, instructionsof relationships among applications and city map graphics and dragging the application templates and icons of the instructions of the relationships among the applications onto a city map to realize association of the three parts; and 2) deleting the to-be-deleted application, a corresponding icon and related instructions of relationships among applications from the city application arrangement script according to the application deletion command. Compared with the prior art, the method can solve problems of data islands and management islands, and has the advantages of convenience, high efficiency and the like.
Owner:上海仪电(集团)有限公司中央研究院
Urban underground comprehensive pipe network connectivity analysis method based on GIS + graph database
ActiveCN114840627ASolve the problem that the geographic location cannot be displayed intuitivelyStill image data browsing/visualisationGeographical information databasesData miningBusiness requirements
The invention discloses a GIS + graph database-based urban underground comprehensive pipe network connectivity analysis method, and relates to pipe network connectivity analysis, which comprises the following steps of: storing basic information of pipe points and a pipeline flow direction relationship in a graph database, loading positions of all the pipe points and pipelines into an urban map by utilizing a GIS system, and establishing a network connectivity analysis model according to business requirements; according to the method and the system, the basic information of the pipe points and the pipeline flow direction relation data which meet the business requirements are selected through screening, the GIS renders the screening result in the city map and displays the rendering result to the user, and the problems that the transmission data volume of pipe network connectivity analysis is large and the analysis result cannot visually display the geographic position in the prior art are solved. The method is suitable for urban underground comprehensive pipe network connectivity analysis.
Owner:POWERCHINA CHENGDU ENG
Coordinate positioning city door plate numbering system and positioning indicator plate thereof
Owner:陈俊林
Emergency command system
PendingCN111754003AHealth real-time confirmationData processing applicationsAlarmsWirelessReliability engineering
The invention discloses an emergency command system. The system comprises a GIS city map system used for establishing a virtual city map about a power distribution network distribution system; the monitoring sensing system is used for being installed at each control node to monitor equipment operation data; the data processing unit is used for processing the monitoring data of each control node topredict equipment field faults; the response scheme automatic generation unit is used for judging the equipment fault type according to the operation data of the monitoring sensing system and delimiting the safety operation standard behavior of the worker; the mobile terminal assembly is used for carrying out data sharing and data transmission with the data processing unit through the wireless communication unit; the position recognition unit is used for displaying the position of the worker and the working process of the relative movement frequency monitoring worker in the GIS city map system; according to the scheme, active management of power distribution network equipment faults is realized, and the health of workers can be confirmed in real time.
Owner:GUANGDONG POWER GRID CO LTD DONGGUAN POWER SUPPLY BUREAU +1
Device and method for creating and using data on road map expressed by polygons
InactiveCN1168046CInstruments for road network navigationDrawing from basic elementsRoad mapRoad networks
An object of the present invention is to accomplish the automatic preparation of road data in which roads and intersections are expressed by polygons that show accurate agreement with the complicated road shapes on city maps. In simple polygon preparation processing 3, the respective line segments of road network data 2 in which roads are expressed as line segments are expanded in the direction of the width dimension, thus producing simple road polygon data 4 which has a width that is slightly greater than the width of the roads in the city map data 5. Next, in scissors data preparation processing 6, scissors data 7 which defines the outlines of roads is prepared from the city map data 5 by connecting shape lines in the vicinity of roads. Next, in road polygon preparation processing 9, road polygon data 9 which shows good agreement with the shapes of roads in the city map data is prepared by trimming the simple road polygons along the road outlines defined by the scissors data.
Owner:株式会社善邻 +1
Designation method of city address and designated city map and transit stop board
InactiveCN100383834CCity life convenienceConvenient lifeMaps/plans/chartsUrban areaComputer science
A method for marking the addresses on city map and bus stop plates features that an urban area is longitudinally and transersely divided into multiple rectangles which same areas, and each rectangular can be expressed by its longitudinal and transverse coordinates.
Owner:谢开章
Processing and tracking method and system for target object
PendingCN112487130AQuick and accurate determinationEasy to monitorData processing applicationsVisual data miningComputer graphics (images)Radiology
The invention provides a processing and tracking method and system for a target object. The processing and tracking method for the target object specifically comprises the following steps of obtainingthe type of the target object, obtaining an urban map corresponding to the urban traffic environment, determining a first motion trail of the target person according to the type of the target object,and marking the first motion trail on an urban map, acquiring a plurality of first actual motion position points of the target person in the traffic environment in real time and marking the first actual motion position points in an urban map, performing detection processing on the first actual motion position point to obtain a second actual motion position point of the target object, processing the plurality of second actual motion position points to obtain a second motion trail, and comparing the second motion trail with the first motion trail, and displaying a third motion trail of the target person. The actual position of the treatment personnel can be compared with the theoretical position, and the treatment personnel can be well monitored.
Owner:BEIJING EGOVA TECH
Method and system for processing and displaying GIS (Geographic Information System) point locations of urban management events
InactiveCN112860831AReduce rendering computation timeData processing applicationsGeographical information databasesData miningUrban management
The invention relates to a method and a system for processing and displaying GIS point locations of urban management events by a server. The method comprises the following steps: receiving a service request sent by a terminal; determining a first-level network and a second-level network of the current city map based on the zoom level; obtaining an aggregation point position coordinate and an aggregation value on each second-level grid in the display frame boundary, wherein the aggregation value is a set of all the urban management events of each second-level grid in the display frame boundary. According to the method and system, point location calculation is carried out from the front end to the server, and the browser directly requests the aggregated value or the original point location according to the map zooming level, so that the rendering calculation time of the front end of the browser is greatly shortened.
Owner:CITY CLOUD TECH HANGZHOU CO LTD
Full-space city design management live-action three-dimensional management and control system and method
PendingCN110619032AEasy to pre-designEasy to planData processing applicationsGeographical information databasesLive actionControl system
The invention relates to a full-space city design management live-action three-dimensional management and control system and method. The invention discloses the full-space city design management live-action three-dimensional management and control system. The system comprises a city map module, a satellite map module, a live-action surveying and mapping module and a three-dimensional live-action map module; the city map module is an electronic map module; the live-action surveying and mapping module comprises an unmanned aerial vehicle surveying and mapping module and a road information acquisition vehicle surveying and mapping module; the city map module, the satellite map module and the live-action surveying and mapping module are all connected with the three-dimensional live-action mapmodule, the three-dimensional live-action map module displays and outputs merchant buildings and road information in the city map module, and building data collected by the live-action surveying and mapping module is reflected in the city map module; the full-space city design management live-action three-dimensional management and control system is ingenious in design and high in practical value,early-stage design and planning of a pipe network are facilitated, and meanwhile adjustment control and later-stage control management of the pipe network in the actual laying middle stage are facilitated.
Owner:广州图测智能科技有限公司
A National Urban Air Quality Prediction Method Based on Group-Aware Graph Neural Network
ActiveCN113159409BImprove forecast accuracyCapture dependenciesAnalysing gaseous mixturesForecastingData setMessage delivery
Owner:ZHEJIANG UNIV
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