CN101630382A - Multi-scale and multi-purpose land evaluation method and system - Google Patents
Multi-scale and multi-purpose land evaluation method and system Download PDFInfo
- Publication number
- CN101630382A CN101630382A CN200910063042A CN200910063042A CN101630382A CN 101630382 A CN101630382 A CN 101630382A CN 200910063042 A CN200910063042 A CN 200910063042A CN 200910063042 A CN200910063042 A CN 200910063042A CN 101630382 A CN101630382 A CN 101630382A
- Authority
- CN
- China
- Prior art keywords
- land
- evaluation
- factor
- valuation
- unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The invention discloses a multi-scale and multi-purpose land evaluation method and a system integrating multiple types with multiple scales, wherein, the multiple types comprise land suitability evaluation, land potential evaluation, land economy evaluation, land ecology evaluation and the like, and the multiple scales comprise macro scale, midscopy scale, micro scale and the like; a land evaluation index system is built based on different types and areas, different evaluation scales and evaluation types. The invention comprises the following steps: selecting a land evaluation unit according to different areas, dimension requirements and land evaluation types; calculating and evaluating the impact effect marks of the single evaluation factor on the evaluation unit; selecting a quantified model according to different evaluation application requirements; calculating the comprehensive impact of multiple factors to realize the evaluation of land. The invention solves the problem of sharing and integration of land evaluation information, improves the work efficiency of land evaluation and promotes the land evaluation to develop toward the direction of quantification and automation.
Description
Technical field
The present invention relates to a kind of land evaluation method and system, refer to especially be applied to many with the yardstick type, different application purpose land evaluation method is integrated and system realizes, belongs to land investigation and evaluation field.
Background technology
The land valuation infosystem is the quantification of land valuation, the inevitable requirement of robotization.Three developing stage have been experienced in extensive land valuation Information System Research development substantially, the 80-90 age in last century, with of the aid participation land valuation of large-scale GIS software as land valuation spatial data management and spatial analysis, as the early stage land valuation of carrying out based on Mapinfo, ArcGIS etc., this type systematic mainly is to utilize the GIS platform to solve spatial data analysis and computational problem in traditional land valuation, do not form systematized land valuation work flow, the linking of each ring internode still relies on manual type to realize.Entered since the nineties, based on the large-scale GIS platform software, by regarded as output controlling land valuation Professional Model, the land valuation functional subsystem of exploitation is as MapGIS, SuperMap etc., this type systematic has powerful GIS spatial analysis and spatial data management function, but there is deficiency in exploitation to Professional Model, and versatility is not high, and operability is not strong, often develop corresponding evaluation system, zones of different is needed customization again at concrete application project district and single evaluation type.And the system that develops is huge, and mostly the development of the land valuation system that the software and hardware scale of investment is domestic and international greatly is at single land valuation type, lacks the integrated research of polytype land valuation.To last century end, develop in succession based on the closely-coupled land valuation specialized information system of the land valuation model of specialty and GIS assembly and to finish, as urban land deciding grade and level appraisal system, farming land grade, the exploitation of relevant information system such as farming land deciding grade and level appraisal, and in dissimilar land valuation engineerings, carry out application.Yet, this class evaluation system all is to finish at the land valuation task exploitation of single land valuation type and specific land valuation yardstick level, often need to carry out polytype land valuation work for regional land resource sustainable utilization management, with comprehensive grasp land quality situation and sustainable utilization level.Because different evaluation type, different scale level are estimated the demand in basic data, estimate in the implementation process and exist a large amount of intersections and overlapping, problems such as the duplication that utilizes traditional land valuation systems approach to estimate respectively data information will to occur, double counting.For avoiding much repeated work, improve sharing of basic data and intermediate result, on the basis of putting the data stream between all types of evaluation systems in order, multi-functional, the multi-usage of unified development integrated soil natural conditions assessment, soil economic evaluation, land ecology evaluation and soil sustainable utilization evaluation etc., at the land valuation infosystem of different scale type area, be the effective solution route that solves the land valuation information integration, shares, increases work efficiency respectively.
Summary of the invention
At traditional land valuation system only to single land valuation type, single yardstick level exploitation, be difficult to satisfy the land valuation polymorphic type, the objective demand that multiple dimensioned level is used, the present invention proposes integrated appraisal of land suitability, soil potential is estimated, the soil economic evaluation, polymorphic type and macro-scales such as land ecology evaluation and soil sustainable utilization evaluation, the middle multi-usage of seeing multiple dimensioned levels such as yardstick and micro-scale, multiple dimensioned land evaluation method and realization system, to solve the shared and integrated of land valuation information, improve the land valuation work efficiency, promote land valuation to quantification and automation direction development.
A kind of multiple dimensioned, multiduty land evaluation method may further comprise the steps:
Make up the land evaluation index system based on dissimilar zones, different evaluation yardstick and evaluation type;
By zones of different, different scale requirement and different land valuation type selecting land valuations unit;
Like the type requirement according to zones of different, different scale and evaluation, select suitable land valuation model, the land valuation model draws the land valuation result.
Above-mentioned land valuation type land valuation type comprises soil natural conditions assessment, economic evaluation and ecological evaluation.
Above-mentioned land valuation unit comprises land valuation normal grid unit, variable grid unit, Voronoi figure, unit, multiple-factor stacked homogeneous region, ancestor ground, present status of land utilization unit.
The factor of influence of above-mentioned land valuation is divided into the point-like factor, the wire factor and the planar factor from spatial shape.Above-mentioned point-like, the wire factor are meant whole relatively evaluation region, mostly being point-like and wire distributes, its influence to the land valuation result was both relevant with the facility scale that the factor relates to, relevant with the relative distance of distance facility again, they generally show as the factor of diffused to the influence of evaluation region, as cities and towns, center degree of influence, agricultural trade center degree of influence, the sensible degree of road etc., along with the increase of distance, its effect score value is decayed according to certain rules.
When point-like and wire factor effect score value calculate, locus with the point-like or the wire factor is central point or center line, outwards decays according to linearity or exponential manner according to the relative distance (ratio of actual range and factor radius of action) of evaluation unit and central point or center line.The attenuation model that factor effect score value calculates has two kinds of linear model and exponential models usually.
The planar factor evenly distributes in the form of sheets, has universe and covers character.Planar factor has non-dispersive, then directly adopts the method for area assignment to determine its effect score value.The land valuation factor (factor) that belongs to the planar factor comprising: atmospheric pollution, noise pollution, plan for land, for the planar factor, its evaluation unit effect score value calculates has two kinds, promptly planar covering.Planar being covered as carried out the space stack with planar factor sampling point and land valuation unit figure, and the evaluation unit that falls in it is directly got the effect branch of the function branch of planar factor sampling point as evaluation unit.
The present invention also provides a kind of multiple dimensioned, multi-purpose land evaluation system, comprising:
The automatic structure assembly of land evaluation index system is used to make up zones of different, multiple dimensioned requirement and different land valuation type assessment indicator systems;
Land valuation unit self-adapting partitioning component is used for choosing the different land valuation unit of coupling according to zones of different, different scale requirement and different land valuation type self adaptions;
The classification quantitative assembly of land evaluation index system carries out classification quantitative from the factor of influence of the point-like factor, the wire factor and planar factor pair land valuation;
The quantification land valuation model of land evaluation index system and operator assembly are used for the quantitative evaluation to the soil;
Land valuation product test and issue assembly are used to check land valuation rationality and issue land valuation result as a result.
The present invention is directed to tradition based on the deficiency that single yardstick, special purpose land evaluation method and system realize, proposed multiple dimensioned, multi-purpose land evaluation integrated approach and system's realization technology, its advantage applies exists:
(1) integrated multiple dimensioned, polymorphic type land valuation model and method have satisfied dissimilar zones and have carried out multiple use land valuation demands of applications simultaneously, have realized that polymorphic type estimates sharing of Back ground Information, save and drop into, and increase work efficiency.
(2) propose multiple dimensioned, technical methods such as polymorphic type land evaluation index system makes up automatically, evaluation unit self-adaptation division methods, promoted quantification and robotization multiple dimensioned, the polymorphic type land valuation.
(3) integrated multiple dimensioned, polymorphic type land valuation function has been developed corresponding land valuation application system, has realized under the system environments of polymorphic type, multiple dimensioned land valuation engineering integratedly, has promoted the development of land valuation through engineering approaches.
Description of drawings
Fig. 1 is multiple dimensioned, polymorphic type land evaluation index System Framework.
Fig. 2 polymorphic type, multiple dimensioned land valuation unit self-adapting coupling flow process.
Embodiment
A kind of multiple dimensioned, multiduty land evaluation method may further comprise the steps:
Make up the land evaluation index system based on dissimilar zones, different evaluation yardstick and evaluation type, as shown in Figure 1;
By zones of different, different scale requirement and different land valuation type selecting land valuations unit;
Calculate the influence branch of estimating single evaluation factor pair evaluation unit;
According to the different evaluation application demand, choose the quantification model, calculate the multiple-factor combined influence, thereby realize evaluation the soil.
Above-mentioned land valuation type land valuation type comprises soil natural conditions assessment, economic evaluation and ecological evaluation.Wherein the soil natural conditions comprise edaphic condition, weather conditions, topography and geomorphology and hydrology state; Socioeconomic status comprises demographic situation, the level of economic development, the level of urbanization, civilized situation and science and education level; State of ecological environment comprises vegetation state, environmental quality, bio-diversity and ecological environmental protection.
Above-mentioned land valuation unit comprises land valuation normal grid unit, variable grid unit, Voronoi figure, unit, multiple-factor stacked homogeneous region, ancestor ground, present status of land utilization unit.
The factor of influence of above-mentioned land valuation is divided into the point-like factor, the wire factor and the planar factor from spatial shape.Above-mentioned point-like, the wire factor are meant whole relatively evaluation region, mostly being point-like and wire distributes, its influence to the land valuation result was both relevant with the facility scale that the factor relates to, relevant with the relative distance of distance facility again, they generally show as the factor of diffused to the influence of evaluation region, as cities and towns, center degree of influence, agricultural trade center degree of influence, the sensible degree of road etc., along with the increase of distance, its effect score value is decayed according to certain rules.
When the point-like factor and wire factor effect score value calculate, be central point, outwards decay according to linearity or exponential manner according to the relative distance (ratio of actual range and factor radius of action) of evaluation unit and central point with the locus of the point-like factor.When wire factor effect score value calculates, be center line, outwards decay according to linearity or exponential manner according to the relative distance (ratio of actual range and factor radius of action) of evaluation unit and center line with the locus of the wire factor.The attenuation model that factor effect score value calculates has two kinds of linear model and exponential models usually.
(1) exponential decay model
In the formula: f
iBe factor effect score value; M
iBe scaled index; d
iBe actual range; D is an influencing radius; R is a relative distance.
(2) straight line attenuation model
The computing formula of straight line damped method is:
f
i＝M
i(1-r
i)
In the formula: f
iBe factor effect score value to the soil on certain relative distance; Mi is the individual i level of certain a factor scaled index; r
iBe r
i=d
i/ d is relative distance between the evaluation unit and the evaluation factor; Di is an actual range; D is an influencing radius.
The planar factor is planar even distribution, has universe and covers character.Planar factor has non-dispersive, then directly adopts the method for area assignment to determine its effect score value.The land valuation factor (factor) that belongs to the planar factor comprising: atmospheric pollution, noise pollution, plan for land etc., for the planar factor, its evaluation unit effect score value adopts the face cladding process, planar being covered as carried out the space stack with planar factor sampling point and land valuation unit figure, and the evaluation unit that falls in it is directly got the effect branch of the function branch of planar factor sampling point as evaluation unit.
Above-mentioned multiple dimensioned, multi-purpose land evaluation method, zones of different, different scale requires to mate flow process automatically as shown in Figure 2 with the land valuation unit of different land valuation types, the automatic division methods parametric description 201 in land valuation unit wherein, comprise required basic data, the suitable application region type, the suitable application region range scale, in-service evaluation types etc. are then by the grid unit division methods, Voronoi dividing elements method, homogeneous region dividing elements method, ancestor ground dividing elements method, the land valuation dividing elements method dynamic link library 202 that land-use map spot dividing elements method constitutes; Land valuation task description and formalization are expressed 204 and are comprised: evaluation region type, evaluation region range scale, evaluation type and the basic data that can provide; The formalization of land valuation task is expressed 205 and comprised: the computerese of estimating the standardization of task description, the formalization expression of estimating task and evaluation evaluation task is expressed.
Claims (6)
1. multiple dimensioned, multiduty land evaluation method is characterized in that may further comprise the steps:
Make up the land evaluation index system based on dissimilar zones, different evaluation yardstick and evaluation type;
By zones of different, different scale requirement and different land valuation type selecting land valuations unit;
Require to select the land valuation model according to different evaluation, the land valuation model draws the land valuation result.
2. according to described multiple dimensioned, the multiduty land evaluation method of claim 1, it is characterized in that: the land valuation type comprises soil natural conditions assessment, economic evaluation and ecological evaluation.
3. according to described multiple dimensioned, the multiduty land evaluation method of claim 1, it is characterized in that: the land valuation unit comprises land valuation normal grid unit, variable grid unit, Voronoi figure, unit, multiple-factor stacked homogeneous region, ancestor ground and present status of land utilization unit.
4. according to described multiple dimensioned, the multiduty land evaluation method of claim 1, it is characterized in that: the factor of influence of land valuation is divided into the point-like factor, the wire factor and the planar factor from spatial shape.
5. according to described multiple dimensioned, the multiduty land evaluation method of claim 4, it is characterized in that: when point-like and wire factor effect score value calculate, locus with the point-like or the wire factor is central point or center line, outwards decays according to linearity or exponential manner according to the relative distance of evaluation unit and central point or center line; The planar factor is carried out the space stack with planar factor sampling point and land valuation unit figure, and the evaluation unit that falls in it is directly got the effect branch of the function branch of planar factor sampling point as evaluation unit.
6. multiple dimensioned, multiduty land valuation system is characterized in that comprising:
The automatic structure assembly of land evaluation index system is used to make up zones of different, multiple dimensioned requirement and different land valuation type assessment indicator systems;
The evaluation unit self-adaptation partitioning component of land evaluation index system is used to divide dissimilar land valuations unit and realizes automatic coupling with the different evaluation application demand;
The classification quantitative assembly of land evaluation index system carries out classification quantitative from the influence of the point-like factor, the wire factor and planar factor pair land valuation unit;
The quantification land valuation model of land evaluation index system and operator assembly are used for the comprehensive quantitative evaluation to the influence of land valuation factor pair evaluation unit;
The evaluation result check of land evaluation index system and issue assembly are used to check land valuation rationality and issue land valuation result as a result.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910063042A CN101630382A (en) | 2009-07-07 | 2009-07-07 | Multi-scale and multi-purpose land evaluation method and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910063042A CN101630382A (en) | 2009-07-07 | 2009-07-07 | Multi-scale and multi-purpose land evaluation method and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101630382A true CN101630382A (en) | 2010-01-20 |
Family
ID=41575485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200910063042A Pending CN101630382A (en) | 2009-07-07 | 2009-07-07 | Multi-scale and multi-purpose land evaluation method and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101630382A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102609779A (en) * | 2012-02-22 | 2012-07-25 | 武汉大学 | Method for monitoring composite index of geographical national conditions |
| CN104318066A (en) * | 2014-09-26 | 2015-01-28 | 武汉大学 | Characterization method of natural surface features |
| CN106503178A (en) * | 2016-10-25 | 2017-03-15 | 河南理工大学 | A kind of automatic mode of land ecology quality evaluation and device |
| CN107423566A (en) * | 2017-07-27 | 2017-12-01 | 北京师范大学 | A kind of land-use optimization method for taking into account ecological water saving and contamination control |
| CN108182185A (en) * | 2016-12-08 | 2018-06-19 | 星际空间（天津）科技发展有限公司 | A kind of farming land geochemical information system |
| CN109523143A (en) * | 2017-12-31 | 2019-03-26 | 苏州中科天启遥感科技有限公司 | A kind of land evaluation method based on multiple granular computing |
| CN109598310A (en) * | 2018-12-25 | 2019-04-09 | 核工业北京地质研究院 | A kind of multiple-factor sensitive installations recognition methods |
| CN109784771A (en) * | 2019-02-21 | 2019-05-21 | 泰华智慧产业集团股份有限公司 | Based on timing, PCA, cluster land evaluation method |
| CN110781267A (en) * | 2019-10-29 | 2020-02-11 | 江苏省基础地理信息中心 | Multi-scale space analysis and evaluation method and system based on geographical national conditions |
-
2009
- 2009-07-07 CN CN200910063042A patent/CN101630382A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102609779A (en) * | 2012-02-22 | 2012-07-25 | 武汉大学 | Method for monitoring composite index of geographical national conditions |
| CN102609779B (en) * | 2012-02-22 | 2016-03-16 | 武汉大学 | A kind of geographical national conditions aggregative index monitoring method |
| CN104318066A (en) * | 2014-09-26 | 2015-01-28 | 武汉大学 | Characterization method of natural surface features |
| CN106503178A (en) * | 2016-10-25 | 2017-03-15 | 河南理工大学 | A kind of automatic mode of land ecology quality evaluation and device |
| CN108182185A (en) * | 2016-12-08 | 2018-06-19 | 星际空间（天津）科技发展有限公司 | A kind of farming land geochemical information system |
| CN108182185B (en) * | 2016-12-08 | 2021-05-11 | 星际空间（天津）科技发展有限公司 | Geochemical information system for agricultural land |
| CN107423566A (en) * | 2017-07-27 | 2017-12-01 | 北京师范大学 | A kind of land-use optimization method for taking into account ecological water saving and contamination control |
| CN109523143A (en) * | 2017-12-31 | 2019-03-26 | 苏州中科天启遥感科技有限公司 | A kind of land evaluation method based on multiple granular computing |
| CN109523143B (en) * | 2017-12-31 | 2023-04-18 | 苏州中科天启遥感科技有限公司 | Land evaluation method based on multi-granularity calculation |
| CN109598310A (en) * | 2018-12-25 | 2019-04-09 | 核工业北京地质研究院 | A kind of multiple-factor sensitive installations recognition methods |
| CN109784771A (en) * | 2019-02-21 | 2019-05-21 | 泰华智慧产业集团股份有限公司 | Based on timing, PCA, cluster land evaluation method |
| CN110781267A (en) * | 2019-10-29 | 2020-02-11 | 江苏省基础地理信息中心 | Multi-scale space analysis and evaluation method and system based on geographical national conditions |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101630382A (en) | Multi-scale and multi-purpose land evaluation method and system | |
| Steger et al. | Drivers for the use of materials across countries | |
| Bhagavath | Technical efficiency measurement by data envelopment analysis: an application in transportation | |
| Jayasooriya et al. | Tools for modeling of stormwater management and economics of green infrastructure practices: A review | |
| Condon et al. | Urban planning tools for climate change mitigation | |
| Prasuhn et al. | A high-resolution soil erosion risk map of Switzerland as strategic policy support system | |
| CN103412975B (en) | Dynamic traffic emulation platform and emulation mode thereof | |
| CN104537597A (en) | A technical method of diagnosing rationality of city spatial patterns | |
| Pablo-Romero et al. | Analyzing the effects of Energy Action Plans on electricity consumption in Covenant of Mayors signatory municipalities in Andalusia | |
| CN111639806B (en) | GIS-based territorial space planning optimization method and system | |
| CN108717676B (en) | Multi-data fusion-based job and live space evaluation method and system under different scales | |
| CN105184455A (en) | High dimension visualized analysis method facing urban electric power data analysis | |
| Rousta et al. | Development of a multi criteria decision making tool for a water resources decision support system | |
| CN105761192A (en) | Intelligent method and intelligent integrated system for village-town area land use planning | |
| CN105354781A (en) | Rural hollowing degree early warning system | |
| CN102289581A (en) | Method for simulating city expansion based on space function division | |
| CN101908197A (en) | Analysis method of urban ecosystem | |
| Burlacu et al. | Theories and models of functional zoning in urban space | |
| CN103207953B (en) | A kind of determination method planning to build substation site selection line investment contour and application mode | |
| CN105512941A (en) | Water landscape ecological project ecological service function test method and evaluation method | |
| CN102880753B (en) | Based on the land utilization space characteristic dimension conversion method of fractal dimension | |
| Geng et al. | Multi-scale geographically weighted regression modeling of urban and rural construction land fragmentation–a case study of the Yangtze River Delta Region | |
| Salimzadeh et al. | Visualizing and analyzing urban energy consumption: A critical review and case study | |
| Tornberg et al. | A GIS energy model for the building stock of Goteborg | |
| Xu et al. | Application of the Water Footprint: Water Stress Analysis and Allocation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20100120 |