Layering collocation method of land utilization

A technology of hierarchical allocation and land, applied in data processing applications, instruments, calculations, etc., can solve the problems of difficult land use coordination results, lack of participation of multi-stakeholder groups, etc., to achieve good practicability and improve rationality.

Active Publication Date: 2013-06-05
WUHAN UNIV
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AI Technical Summary

Problems solved by technology

Most of the existing optimal allocation models only optimize the spatial layout of land use at a single level, so it is difficult to effectively combine the solution strategies of land use competition, and the existing models lack the participation of multi-stakeholder groups when solving land use competition, and land use coordination Difficult to implement

Method used

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  • Layering collocation method of land utilization
  • Layering collocation method of land utilization
  • Layering collocation method of land utilization

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Embodiment

[0045] The schematic diagram of the model of the present invention is as figure 1 , including the following steps:

[0046] Step 1. Obtain and collect basic land use data, including land use status data, terrain data, basic farmland protection data and ecological land use data, and collect relevant statistical yearbook data, and evaluate the suitability of the land types that need to be optimized for spatial layout. The spatial data is converted into a grid form with a certain precision.

[0047] Step 2, using the genetic algorithm to optimize the spatial layout of each local category, the process of optimizing the spatial layout of a certain land category is as follows: figure 2 As shown, the detailed steps are as follows:

[0048] a, Initialize algorithm parameters and population. Algorithm parameters include mutation rate, crossover rate, population size and end conditions, etc. The chromosome is a two-dimensional grid chromosome, and the grid unit (ie, gene) is all b...

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Abstract

The invention relates to a layering collocation method of land utilization. According to the layering collocation method of the land utilization, basic data of the land utilization are firstly obtained and collected by a land utilization layering collocation model, land needing to be optimized in spatial arrangement is suitability evaluated, a specific genetic algorithm chromosome and a genetic evolution operator are constructed aiming at optimization problems of the land utilization spatial arrangement, mapping from a problem domain to the algorithm domain is accomplished and the spatial arrangement of various kinds of land is optimized by using the genetic algorithm under the guidance of a space optimization objective, and then land utilization competition between the optimized spatial arrangement of the various kinds of land and the land utilization in an existing state is solved by combining knowledge in the land planning field and the game theory. The layering collocation method of the land utilization is capable of well optimizing the spatial arrangement of the various kinds of land and good at coordinating the land utilization. The knowledge in the land planning field ensures that a land utilization coordination result is reasonable and the game theory is capable of solving the land utilization competition by introducing benefit factors, and feasibility of the land utilization coordination result is well guaranteed.

Description

technical field [0001] The present invention relates to the field of land use planning, and in particular relates to a land use layered configuration method. Background technique [0002] Land is the material basis for human survival and development. Human beings meet their various needs through the development and utilization of land resources. With the growth of population and the development of urbanization, people's demand for land resources is increasing, but the supply of land resources is limited. Different interest groups have different interests in the use of land resources, and the competition of land resources is highlighted. come out. The multi-suitability of land resources is another reason for land resource competition. Land resources with superior natural conditions and location conditions can often meet people's various needs. The competition of land resources is manifested in the competition of various land use modes for land units in space, behind which...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06Q50/00
Inventor 刘耀林唐巍刘艳芳何建华
Owner WUHAN UNIV
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