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19 results about "Land-use planning" patented technology
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Land-use planning is the process of regulating the use of land in an effort to promote more desirable social and environmental outcomes as well as a more efficient use of resources. Goals of land use planning may include environmental conservation, restraint of urban sprawl, minimization of transport costs, prevention of land use conflicts, and a reduction in exposure to pollutants. By and large, the uses of land determine the diverse socioeconomic activities that occur in a specific area, the patterns of human behavior they produce, and their impact on the environment.
AI-based planning land site selection multi-objective optimization method and system
The invention relates to an AI-based planned land site selection multi-objective optimization method and system. The method comprises the following steps: constructing a city data cube; constructing a cellular automaton model and generating a land utilization potential map; constructing a game decision model, and generating a preliminary site selection scheme set; inputting the preliminary site selection scheme set into a cellular automaton model to generate an evolution simulation data set; constructing a multi-target evaluation model, and calculating the relative closeness between each scheme in the preliminary site selection scheme set and an ideal solution; generating a site selection decision report according to the relative close degree; in conclusion, the urban data cube is constructed by integrating multi-source real-time and historical data, the dynamic land potential map is generated by applying the cellular automaton model, and the multi-target scientific balance is realized by introducing the multi-agent game decision. Automatic processing and consistency guarantee of planning rules are realized, a scientific quantitative tradeoff mechanism in a multi-target conflict scene is provided, and the method has the effect of improving data timeliness and dynamic response capability of site selection decision.
Owner:URBAN PLANNING & DESIGN INST OF SHENZHEN UPDIS
Method and system for generating building planning class plane based on potential diffusion model
The invention discloses a potential diffusion model-based building planning type plane generation method and system, and the method comprises the steps: collecting a land use planning map, and the total plan layout data and plane layout data of a building / building group, and constructing a corresponding data set; a pre-trained potential diffusion model is used as a base model, low-rank adaptation fine tuning training is carried out, and a low-rank adaptation model is obtained; and based on the pre-trained potential diffusion model, loading a low-rank adaptation model, inputting the sample data into the model, and generating a corresponding general plan layout / plane layout scheme of the building / building group. The method provided by the invention is small in data demand, flexible in data processing and high in generation speed, so that a reasonable planar graph or general graph is generated according to a newly input contour or partial content during reasoning; the problems of low design efficiency, dependence on personal experience, low flexibility, high cost, limited design result and the like of the traditional land planning, building and building group total plane layout and building plane generation method are solved.
Owner:BEIJING INST OF ARCHITECTURAL DESIGN
Land utilization planning method based on AI driving
The invention discloses a land utilization planning method based on AI driving, relates to the technical field of land planning, and solves the technical problems that it is difficult to construct a regional heterogeneous graph and calculate spatial dependence intensity by using a heterogeneous graph attention network, and it is also difficult to construct a multi-agent reinforcement learning model with a planned region as an environment. Comprising the following steps: firstly, constructing a land feature tensor containing land configuration affinity and a development pressure evaluation value; constructing a regional heterogeneous graph by taking the land feature tensor as an initial feature of each node in the graph, calculating spatial dependence intensity among the nodes by using a heterogeneous graph attention network, and generating a land unit enhanced feature vector; the method comprises the following steps: firstly, obtaining feature vectors of different planning target agents, constructing a multi-agent reinforcement learning model based on the feature vectors, simulating games among different planning target agents, generating a Pareto optimal land utilization scheme set, and finally, integrating a cellular automaton to carry out multi-scene dynamic deduction, and receiving a user interaction instruction to generate a final planning scheme.
Owner:DONGYING YIWEI SURVEYING & MAPPING GEOGRAPHIC INFORMATION CO LTD
Water area space land utilization function evaluation regulation and control method and system
The invention discloses a water area space land utilization function evaluation regulation and control method. The method comprises the following steps: collecting multi-source heterogeneous data of a water area space to construct a three-dimensional heterogeneous information network; inputting the three-dimensional heterogeneous information network into a pre-trained heterogeneous graph neural network to generate a node embedding vector; based on the node embedding vector, extracting a dynamic evolution characteristic tensor of a water area space land utilization function through a space-time diagram convolutional network; inputting the dynamic evolution characteristic tensor into an ecological system service value evaluation model, and outputting an ecological value matrix; and by taking the ecological value matrix as a constraint condition, calling a multi-objective optimization algorithm and performing collaborative optimization in combination with a multi-agent reinforcement learning framework, and generating a Pareto optimal solution set of water area space land utilization planning and a corresponding water area function partition configuration scheme. According to the method, scientificity, reasonability and sustainability of water area space land utilization planning are achieved, the land utilization rate is increased, and sustainable development of the water area space is promoted.
Owner:GUANGZHOU URBAN PLANNING & DESIGN SURVEY RES INST
Land measurement auxiliary device for land utilization planning
PendingCN121829255AUsing mechanical meansCleaning using toolsLand-use planningStructural engineering
The invention discloses a land survey auxiliary device for land utilization planning, which belongs to the technical field of land survey, and comprises a shell, a manual rotating shaft arranged outside the shell, a ruler belt fixedly connected with the outer surface of the manual rotating shaft, and an annular plate fixedly connected with the front surface of a bottom cylinder arranged on the outer surface of the shell, and the lower part of the inner wall of the shell is fixedly connected with a pair of communicated screen drums. According to the device, when the ruler belt is pulled to drive the manual rotating shaft to rotate or the manual rotating shaft is rotated to wind the ruler belt, the first piston rod reciprocates on the inner wall of the piston groove, external air flows to the outside of the screen drum, and the effect of cleaning dust on the outer surface of the ruler belt is achieved under the cooperative arrangement of the first banister brush; and the conditions that due to accumulation of impurities such as dust, reading is difficult in the follow-up use process or blocking occurs in the winding process are relieved, the outer surface of the tape is automatically cleaned when the tape is stretched and wound in the device, and follow-up repeated use of the device is facilitated.
Owner:河南省资源环境调查一院
Land utilization planning auxiliary method and system based on 3D terrain model
InactiveCN121767588Aimprove balanceAchieve precise planningImage enhancementKnowledge based modelsVoxelLandform
The invention relates to the technical field of three-dimensional geographic modeling, in particular to a land utilization planning auxiliary method and system based on a 3D terrain model, and the method comprises the following steps: obtaining point cloud and elevation information, converting the information into a terrain curved surface, discretizing the information into a voxel grid, analyzing a planning index, converting the planning index into a geometric constraint boundary, and traversing to construct a planning voxel field. Calculating earthwork digging and filling requirements and sunshine hours to generate an evaluation matrix, correcting the building voxel distribution and finely adjusting the terrain elevation. According to the method, terrain refined expression is realized by using an octree segmentation algorithm, indexes such as a plot ratio are converted into three-dimensional space geometric constraints, site suitability is evaluated through connectivity analysis, and building layout and earthwork balance are automatically optimized by adopting morphological operation, so that the problems of lack of space intuition and error accumulation in traditional two-dimensional planning are solved; the planning calculation precision and decision scientificity under the complex terrain are remarkably improved, and dynamic adjustment and visual expression of the scheme are achieved.
Owner:YULIN HONGMANYUAN GREEN DATE IND DEV CO LTD
A method for spatializing regional water consumption
The application discloses a kind of regional water resource consumption spatialization method, comprising: 1) constructing research area database, integrating the grid data of water consumption data and influence factor in region;2) data is preprocessed, and eliminate dimensional difference;3) screening key influence factor;4) constructing multiple linear regression model;5) based on ArcGIS platform, in combination with the grid data of key factor, generate regional water resource demand quantity spatial distribution diagram;6) according to spatial distribution diagram, the result of rasterization is verified with original observation data, guarantee the accuracy and applicability of model.The application method integrates multiple influence factors, filters out key influence factor, uses linear regression optimization model, realizes the high-resolution spatial distribution expression of regional water resource demand quantity by means of GIS technology, solves the problem that traditional method ignores the coupling relationship of multiple influence factors, and can provide important scientific basis for water resource management, land use planning and ecosystem protection.
Owner:NANCHANG UNIV
Improved reference vector guide evolutionary algorithm for multi-objective land utilization optimization and application of improved reference vector guide evolutionary algorithm
The invention relates to the technical field of multi-objective optimization algorithms and land utilization planning, and discloses an improved reference vector guided evolutionary algorithm for multi-objective land utilization optimization and application. Aiming at the problems of poor convergence and diversity, strong initial population randomness and the like of the existing algorithm technology in high-dimensional multi-objective optimization, the improvement of the method comprises the following steps: firstly, adopting Latin hypercube sampling to initialize a population, and improving the space filling property and randomness; and the convergence and diversity are dynamically balanced through an enhanced angle penalty distance function, the adaptive angle penalty factor can be attenuated from 2.0 to 0.5, and the problems of early-stage excessive development and later-stage diversity loss are avoided. According to the method, the problem of high-dimensional complex optimization of multiple targets, multiple decision variables and multiple strong constraints of land utilization optimization is solved. The method aims at supporting the national dual-carbon target, guaranteeing the drainage basin water quality safety and guaranteeing the sustainable development of the drinking water source in the Guangdong Hong Kong Australian Bay area.
Owner:GUANGDONG UNIV OF TECH
Farmland utilization planning method and system based on unmanned aerial vehicle image
The invention discloses a farmland land utilization planning method and system based on unmanned aerial vehicle images, and relates to the technical field of image processing. The method comprises the following steps: preprocessing an original to-be-registered image to obtain a to-be-registered image, extracting a direction response vector of the to-be-registered image by using a phase consistency algorithm, calculating a maximum characteristic value to obtain a main moment response diagram, and extracting pixel point coordinates of local extreme points; calculating a second-order index eigenvalue according to a position relationship between primary and secondary direction indexes in the direction response vector, and generating a second-order index mapping graph; dividing sector units according to pixel point coordinates, counting second-order index characteristic values in the sector units, performing circumferential weighted convolution processing and circumferential cyclic displacement operation according to a dominant texture direction to obtain a candidate set of image descriptors to be registered, and performing similarity calculation on the candidate set and historical image descriptors to obtain an optimal matching pair; and aligning the second-order index mapping graph by using the optimal matching pair, and performing farmland land utilization planning through the aligned second-order index mapping graph.
Owner:HUNAN SPIDER ROBOT TECH CO LTD
Multi-objective land utilization optimization method based on spatial data
PendingCN121998325AImprove the level of scientific decision-makingReduce environmental risksForecastingBiological modelsGround subsidenceLand-use planning
The invention provides a multi-objective land utilization optimization method based on spatial data, which integrates land surface settlement data as a key constraint variable into an optimization model, and quantifies land surface settlement by integrating land utilization, social economy and ecological data and utilizing sentry SAR data, so that the method has the advantages that the land utilization efficiency is improved, and the land utilization efficiency is improved. A multi-objective function which pursues economic benefit maximization and ecological benefit maximization at the same time is constructed; and then, carrying out multi-objective optimization by adopting an improved non-dominated genetic algorithm (NSGA-II), and realizing spatial refined distribution of the optimized land utilization structure by applying a PLUS model. According to the method, the defect that the dynamic change of the geological environment is neglected in the existing method is overcome, and the optimization result can truly reflect the ground surface settlement risk, so that a scientific decision basis is provided for making a land utilization plan considering safety, development and protection in rapid development and geological sensitive areas.
Owner:HEFEI UNIV OF TECH
A land use planning verification method, device, storage medium and equipment
PendingCN122134151AData processing applicationsCharacter and pattern recognitionLand-use planningState prediction
This application belongs to the field of land use planning verification technology, and discloses a method, apparatus, storage medium, and equipment for land use planning verification. It involves acquiring a planning vector map and a color block planning map of the area to be verified; inputting the color block planning map into a convolutional neural network to extract color block features, obtaining a multi-scale feature map; inputting the multi-scale feature map into a pre-trained semantic segmentation network for color block segmentation, outputting color block regions; constructing a topological structure map of the area to be verified based on the color block regions; inputting the topological structure map and the planning vector map into a graph neural network to analyze topological relationships, and obtaining a state prediction result for each target node by aggregating the features of the target node itself and the features of its neighboring nodes. The state prediction results include compliance, attribute violation, spatial violation, or combined violation; integrating the state prediction results, and generating a verification report based on a rule engine. This can improve the efficiency of land use planning verification tasks and enhance the consistency and stability of verification results.
Owner:GUANGZHOU URBAN PLANNING & DESIGN SURVEY RES INST
A residential intelligent agent reward feedback reinforcement learning urban renewal public participation planning method and system
This invention relates to the field of machine learning technology, proposing a method and system for public participation planning in urban renewal using resident agent reward feedback reinforcement learning. The method includes: acquiring geospatial data of the city to be planned and constructing an adjacency topology graph model; constructing resident agents corresponding to different roles based on public participation corpora of the city to be planned using a large language model; generating land use adjustment actions based on the features of the adjacency topology graph model using a reinforcement learning policy network; inputting the land use adjustment actions into the resident agents and calculating resident satisfaction reward values based on the evaluation results; iteratively training the reinforcement learning policy network with the goal of maximizing the resident satisfaction reward value; and outputting a land use planning scheme for the city to be planned through the trained reinforcement learning policy network. This invention achieves a real-time closed loop between public participation and planning optimization, significantly improving the public adaptability and implementation efficiency of urban renewal planning.
Owner:GUANGDONG URBAN & RURAL PLANNING & DESIGN INST
Power distribution network planning scheme generation and recommendation system based on machine learning
PendingCN121436721AData processing applicationsDatabase management systemsElectric power systemEngineering
The invention discloses a power distribution network planning scheme generation and recommendation system based on machine learning, relates to the technical field of power system planning, and aims to solve the technical problems that traditional power distribution network planning is low in efficiency and poor in adaptability, and complex scene requirements of variable loads and high new energy proportion in a family innovation area are difficult to meet. Comprising the steps that a data interface module serves as an interaction entrance of a system and an external data source, receives multi-source data and carries out preprocessing and transmission, and preprocessing comprises format standardization and abnormal value elimination; and the data storage module adopts a hybrid storage architecture, safely and efficiently stores the multi-source data transmitted by the data interface module, and supports rapid query and calling of the data. According to the method, the core problems of long generation period and low adaptation degree of the planning scheme of the department innovation area are effectively solved, the data integration time is greatly shortened, the generation period of the scheme is shortened, and the adaptation degree of the initial scheme and the power utilization demand and land use planning of the department is greatly improved.
Owner:STATE GRID JIANGSU ELECTRIC POWER CO LTD TAIZHOU POWER SUPPLY BRANCH +1
A land use planning optimization method and system based on spatiotemporal big data
This invention relates to the field of land planning technology, specifically to a land use planning optimization method and system based on spatiotemporal big data. A land use planning optimization system based on spatiotemporal big data includes: a historical land use data sequence acquisition module, a change characteristic calculation module, and an iterative optimization module. This invention acquires multi-temporal land use remote sensing raster map sequences of the land to be planned, constructs a pixel-level land use change dataset, comprehensively characterizes the land use evolution trends and change sensitivity of each location at different historical stages, and ensures that the model can identify the spatial distribution characteristics of stable areas and high-frequency change areas. Based on land type change statistics, a global transition matrix and trend probability vector are constructed to achieve quantitative modeling of land use evolution patterns, and this is used for trend-guided construction of the initial population of a genetic algorithm, improving the directionality and convergence efficiency of the optimization.
Owner:MILLI SMART DIGITAL TECH CO LTD
An ecological function improvement-oriented land use scenario simulation method and system
The application belongs to the technical field of land use planning and ecological environment protection, more specifically, relates to a land use scenario simulation method and system for ecological function improvement, through obtaining land use and driving factor data of a study area, dynamically evaluating habitat quality and analyzing spatio-temporal evolution characteristics; eliminating redundant collinear factors, accurately identifying key driving factors and their influence thresholds through multi-model coupling, solving the problems of core driving selection and quantitative constraint deficiency; then converting the thresholds into spatial ecological constraints, combining with regional policies to build differentiated land use scenarios, substituting into the calibrated spatial simulation model to predict future land use patterns; finally, calculating future habitat quality, positioning ecological risk areas, coupling ecological background grade to delimit control zones and develop differentiated management strategies, forming a complete optimization scheme; perfecting the connection between simulation results and land space governance, and forming a land use pattern optimization scheme for ecological function improvement.
Owner:SOUTHWEST PETROLEUM UNIV
Urban land identification method based on remote sensing image
ActiveCN120876889BClimate change adaptationCharacter and pattern recognitionLand-use planningFeature set
The application discloses a city land use recognition method based on remote sensing images, and relates to the technical field of city land use planning.The application solves the problem of insufficient fine features of the original recognition mode, locks core boundary pixels from a complex gradient pixel point set by pixel interval quantization, feature circle construction and refined point screening, and significantly improves the contour accuracy.Compared with the traditional single line contour, the refined contour can more completely represent the feature form, is especially suitable for irregular terrains, and reduces classification errors.The pixel mean value and variance features are used as the measurement, the number of combined areas and the internal feature similarity are taken into account, the optimal combination is screened through weighted calculation, scattered division or excessive merging is avoided, and the generated optimal combined area is highly consistent with the requirements of function aggregation and land use cooperation in city planning, thereby significantly improving the planning efficiency and scientificity.
Owner:HUNAN UNIV +1
A method for identifying and coordinating conflicts among multiple land spatial planning plans
This invention discloses a method for identifying and coordinating conflicts among multiple land use plans, comprising: collecting multi-dimensional data through a land use dynamic monitoring and analysis platform; identifying potential conflict areas and types using a spatiotemporal dynamic conflict early warning and simulation model; analyzing the conflict mechanism of spatial elements using a three-dimensional spatial element collaborative optimization algorithm; classifying conflict intensity levels using an ecological land use conflict quantitative assessment model; and formulating and simulating adjustments to a coordination and control scheme based on various parameters for identifying and coordinating conflicts among multiple land use plans. This invention, through multi-model collaborative linkage and a closed-loop design throughout the entire process, accurately captures the characteristics of multi-plan conflicts in the spatiotemporal dimensions, achieving a systematic and precise approach to conflict identification and coordination. It effectively solves the problems of identification bias and insufficient scheme adaptability in traditional methods, providing technical support for the scientific implementation of land use planning.
Owner:SHANDONG TELI ENG DESIGN CO LTD
Engineering construction project land argumentation and analysis system based on multi-source data
The invention discloses an engineering construction project land argumentation and analysis system based on multi-source data. The engineering construction project land argumentation and analysis system comprises a preprocessing module, a conversion module, a partitioning module and a prediction module, the preprocessing module is used for acquiring construction land resource field survey data and generating standard construction land resource field survey data; the conversion module is used for acquiring multi-source geographic information data and generating multi-source geographic elevation data; the zoning module is used for performing topographic feature analysis on the multi-source geographic elevation data and generating regional zoning land parcels and functional zoning land parcels; the prediction module is used for performing land parcel coincidence marking on the regional partition land parcels and the functional partition land parcels, generating a planning and construction simulation model, and generating a land utilization planning scheme for display according to the planning and construction simulation model; the method and the system are used for solving the technical problem that an existing engineering construction land analysis system lacks comprehensive analysis on land planning, so that the accuracy and the operability of an engineering construction land analysis planning result are insufficient.
Owner:SURVEYING & MAPPING GEOGRAPHIC INFORMATION CENT OF SICHUAN GEOLOGICAL SURVEY & RES INST
Geographic space surveying device for territorial space overall planning and use method thereof
PendingCN121897825ACasings/cabinets/drawers detailsSurveying instrumentsLand-use planningSurvey instrument
Owner:SHANDONG HONGYUAN SURVEYING & MAPPING CO LTD