CN106709451B - Beach ecological recovery method and device - Google Patents
Beach ecological recovery method and device Download PDFInfo
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- CN106709451B CN106709451B CN201611206977.4A CN201611206977A CN106709451B CN 106709451 B CN106709451 B CN 106709451B CN 201611206977 A CN201611206977 A CN 201611206977A CN 106709451 B CN106709451 B CN 106709451B
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Abstract
The present invention is suitable for field of environmental technology, provides a kind of beach ecological recovery method and device.This method comprises: obtaining the remote sensing image of beach, and the spatial distribution of beach landscape pattern element is extracted according to remote sensing image；Beach landscape pattern element include ecological source, at least one of ecology corridor and ecological node；Beach landscape pattern model is established, and beach landscape pattern model is verified according to the space distribution information of beach landscape pattern element, obtains the impact factor for influencing beach landscape pattern；The evaluation index set of evaluation beach ecotope environment is established according to impact factor；Evaluation index includes the one-to-one evaluation index of at least two groups and weight in combining；Corresponding manual intervention Restoration model is established according to evaluation index set and beach type, and beach ecology is handled according to manual intervention Restoration model.This method can fully consider the landscape pattern of shoal area entirety, improve the comprehensive repair effect to beach entirety.
Description
Technical field
The invention belongs to field of environmental technology more particularly to a kind of beach ecological recovery methods and device.
Background technique
The existing restoration of the ecosystem about littoral zone (including Coastal beach) and reconstruction correlative study are primarily directed to partial zones
The a certain ecosystem-type (such as mouth of the river region, mangrove, coral reef) of domain range is carried out.Littoral zone habitat is rebuild
It is to propose early stage for repairing degeneration Coastal Ecosystem and restoring the measure of living resources.Last century two, the '30s U.S.
The concept of littoral zone habitat rehabilitation is proposed, national marine and Atmospheric Administration habitat rehabilitation center propose seashore and river mouth
The strategy of habitat rehabilitation forms seashore and river mouth habitat rehabilitation frame.Hereafter the theory of " coast belt buffer " is in multiple state
It is suggested in border environment forum and meeting, the solution for repairing problem for Coastal Zone Environment is laid a good foundation.
It is gradually risen in the littoral zone protection at home and abroad of environmental bunding currently, constructing, from the sea based on moisture-proof wave resistance
The tradition coast environmental protection engineering such as dike, jetty, offshore dike develops to the multi-functional target such as ecology, landscape.To seek sea
The bunding engineering technology of bank ecological functions reparation is come into being, and having much representative engineering technology both at home and abroad at present has: manually making
Dike technology, artificial marine habitat shield beach technology, soil restoring technology, river system repair technology, plant breeding and culture technology etc., to repair
Technical support is provided with Coastal Eco-environment is rebuild.But the studies above is mostly to grind from the engineerings such as biology, chemistry means to above-mentioned
The ecological problem enforcing remedies measure for studying carefully region considers deficiency to the recovery of shoal area entirety landscape function, to shoal area
Whole comprehensive repair effect is poor.
Summary of the invention
In view of this, the embodiment of the invention provides a kind of beach ecological recovery method and devices, to solve the prior art
In the insufficient, problem poor to the comprehensive repair effect of shoal area entirety is considered to the recovery of region entirety landscape function.
The embodiment of the present invention in a first aspect, providing a kind of beach ecological recovery method, comprising:
The remote sensing image of beach is obtained, and extracts the space point of beach landscape pattern element according to the remote sensing image
Cloth；Beach landscape pattern element include ecological source, at least one of ecology corridor and ecological node；
Beach landscape pattern model is established, and according to the space distribution information of beach landscape pattern element to institute
It states beach landscape pattern model to be verified, obtains the impact factor for influencing beach landscape pattern；
The evaluation index set of evaluation beach ecotope environment is established according to the impact factor；The evaluation index combines
In include the one-to-one evaluation index of at least two groups and weight；
Corresponding manual intervention Restoration model is established according to the evaluation index set and beach type, according to described artificial
Intervene Restoration model to handle beach ecology.
The second aspect of the embodiment of the present invention provides a kind of beach ecological restoring apparatus, comprising:
Extraction module extracts beach landscape pattern group for obtaining the remote sensing image of beach, and according to the remote sensing image
At the spatial distribution of element；Beach landscape pattern element include ecological source, in ecology corridor and ecological node
It is at least one；
Impact factor identification module is formed for establishing beach landscape pattern model, and according to the beach landscape pattern
The space distribution information of element verifies beach landscape pattern model, obtain influence beach landscape pattern influence because
Son；
Evaluation index establishes module, for establishing the evaluation index of evaluation beach ecotope environment according to the impact factor
Set；The evaluation index includes the one-to-one evaluation index of at least two groups and weight in combining；
Processing module restores mould for establishing corresponding manual intervention according to the evaluation index set and beach type
Type is handled beach ecology according to the manual intervention Restoration model.
The embodiment of the present invention is possessed compared with the existing technology the utility model has the advantages that the embodiment of the present invention, first acquisition beach
Remote sensing image and according to the remote sensing image extract beach landscape pattern element spatial distribution, next establishes beach scape
See pattern model and according to the space distribution information of beach landscape pattern element to beach landscape pattern model
It is verified, obtains the impact factor for influencing beach landscape pattern, establish evaluation beach ecology then according to the impact factor
It is corresponding finally to establish various beach types according to the evaluation index set and beach type for the evaluation index set of area's environment
Manual intervention Restoration model, and beach ecology is handled according to the manual intervention Restoration model, it can fully consider beach
The landscape pattern of region entirety is applied, the comprehensive repair effect to beach entirety is improved.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description is only of the invention some
Embodiment for those of ordinary skill in the art without any creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is the flow chart of beach ecological recovery method provided in an embodiment of the present invention；
Fig. 2 is the implementation flow chart of step S102 in Fig. 1；
Fig. 3 is the implementation flow chart of step S103 in Fig. 1；
Fig. 4 is the implementation flow chart of step S104 in Fig. 1；
Fig. 5 is the structural block diagram of beach ecological restoring apparatus provided in an embodiment of the present invention；
Fig. 6 is the structural block diagram of impact factor identification module provided in an embodiment of the present invention；
Fig. 7 is the structural block diagram that evaluation index provided in an embodiment of the present invention establishes module；
Fig. 8 is the structural block diagram of processing module provided in an embodiment of the present invention.
Specific embodiment
In being described below, for illustration and not for limitation, the tool of such as particular system structure, technology etc is proposed
Body details, to understand thoroughly the embodiment of the present invention.However, it will be clear to one skilled in the art that there is no these specific
The present invention also may be implemented in the other embodiments of details.In other situations, it omits to well-known system, device, electricity
The detailed description of road and method, in case unnecessary details interferes description of the invention.
In order to illustrate technical solutions according to the invention, the following is a description of specific embodiments.
Embodiment one
Fig. 1 shows the implementation process of the beach ecological recovery method of the offer of the embodiment of the present invention one, and details are as follows:
Step S101 obtains the remote sensing image of beach, and extracts beach landscape pattern composition according to the remote sensing image and want
The spatial distribution of element.
Wherein, beach landscape pattern element include ecological source, in ecology corridor and ecological node at least
It is a kind of.Beach described in the present embodiment can be Coastal beach, along the river beach or beach along the lake.
Specifically, the multi-spectrum remote sensing image and night lights satellite remote-sensing image of beach different times can be collected,
Then on the basis of analysing in depth to related data tissue structure, the comprehensive number of beach restoration of the ecosystem is established based on ArcGIS
According to library.Wherein, related data includes but is not limited to socioeconomic data, Ecological Investigation data and land use data.That is, above-mentioned
Process is multimedium, more attribute beach ecology data to be integrated, merged and established the process of database.
For multi- source Remote Sensing Data data, the interpretation standard for meeting polymorphic type beach feature is established respectively, passes through formula (1) and public affairs
Formula (2) calculates vegetation index NDVI and EVI:
NDVI=(ρNIR–ρRED)/(ρNIR+ρRED) (1)
Wherein, ρNIRIndicate the reflectivity of near infrared band；ρREDIndicate the reflectivity of red spectral band；ρBlueIndicate blue light wave
The reflectivity of section；G, C1, C2 and L are four coefficients, and G can be that 2.5, C1 can be that 6.0, C2 can be with value with value with value
7.5, L can be with value for 1, but is not limited thereto.
The difference of the reflectivity of near infrared band and the reflectivity of red wave band in remote sensing processing software, can be calculated, then is removed
With the sum of the reflectivity of two wave bands, to obtain vegetation index NDVI.Wherein, -1≤NDVI≤1；NDVI is that negative value indicates ground
Face is covered as cloud, water, snow etc., to visible light high reflection；NDVI indicates that rock or exposed soil etc., NIR and R are approximately equal for 0；
NDVI is that positive value indicates vegetative coverage, and increases with coverage and increase.That is, NDVI value is about close to 1, then it represents that beach vegetation
Coverage is bigger.
After calculating vegetation index, different times landscape pattern composition can be obtained by support vector machines (SVM) and is wanted
The spatial distribution of element.
Step S102 establishes beach landscape pattern model, and according to the space of beach landscape pattern element point
Cloth information verifies beach landscape pattern model, obtains the impact factor for influencing beach landscape pattern.
Referring to fig. 2, in one embodiment, step S102 can be realized by following procedure:
Step S201 analyzes beach landscape pattern by landscape indices and method of transition matrices, binding analysis
As a result with each period beach landscape pattern data, beach landscape pattern model is established by multiple agent method.
Specifically, the artificial ecological system feature and beach type feature of beach can be directed to, pass through landscape indices
With the methods of transfer matrix to the driving of the dynamic evolution situation of shoal area landscape pattern and shoal area landscape pattern because
Element is analyzed, to disclose the reason and the mechanism of action of beach variation of ecology and environment behind from representative region angle.It can incite somebody to action
The beach landscape pattern historical data in each period establishes beach landscape pattern model as basis, by multiple agent method.
For example, can establish the dynamic simulation model of beach landscape pattern.
Wherein, according to the difference of beach type, beach can be divided into nature beach and artificial exploitation beach.And it manually opens
Beach is sent out according to the factors such as the means and purpose manually developed can also there are many artificial exploitation beach of type.Different type
Beach feature it is different, it is therefore desirable to using the type of beach as the important referential data for establishing beach landscape pattern model.
Step S202, according to the space distribution information of the beach landscape pattern element of current period to the beach scape
Pattern model is seen to be verified.
It, can be according to the space distribution information of the beach landscape pattern element of current period, to step in this step
The beach landscape pattern model established in S201 carries out model verifying.Wherein it is possible to which set period of time, passes through the period
The space distribution information of interior beach landscape pattern element carries out model verifying to beach landscape pattern model.
For example, the space distribution information of the beach landscape pattern element in nearest week age is obtained, it then will most
The space distribution information of beach landscape pattern element in nearly week age substitutes into beach landscape pattern model, right
Accuracy, the reasonability of beach landscape pattern model are verified.
Further, in the space distribution information of the beach landscape pattern element of current period and the beach landscape
It, can also be by the space distribution information of the beach landscape pattern element of current period to the beach when pattern model is not inconsistent
It applies landscape pattern's model to be modified, so that beach landscape pattern model can preferably reflect beach landscape pattern
Dynamic change trend.
Step S203 by beach type and pollutes outer Source Type, obtains influence beach in conjunction with beach Ecological Environmental Data
The impact factor of landscape pattern.
Specifically, can be in conjunction with beach activety fault data and relevant analysis, for beach type and dirt
Outer Source Type is contaminated, screening influences the impact factor that beach landscape pattern forms and changes.In the present embodiment, relevant analysis
Including but not limited to the analysis of the socioeconomic data of beach, Ecological Investigation data and land use data.The influence because
Son includes but is not limited to the impact factor of artificial exploitation aspect, also may include the impact factor of ecological environment itself.
Step S103 establishes the evaluation index set of evaluation beach ecotope environment according to the impact factor.
Wherein it is possible to using landscape ecological science study method, from landscape stability and based on the ecosystem of landscape pattern
Healthy aspect establishes the overall evaluation system of the artificial ecological system ecological zone environment towards more beach types.It can set first
Comment on marked price, evaluation content, choosing method and the principle followed.
Specifically, step S103 can be realized by following procedure referring to Fig. 3:
Step S301, according at least one index in landscape estate, degree of fragmentation, dominance and concentration class, knot
The impact factor is closed, the evaluation index set is established in such a way that data collection is combined with expert consulting.
Specifically, choosing at least one of landscape estate, degree of fragmentation, dominance and the concentration class of beach respectively
Index has in conjunction with abiotic, the biological and human factor that the impact factor identifies by data collection and expert consulting
The integrated mode of machine establishes evaluation index set.The evaluation index includes the one-to-one evaluation index of at least two groups in combining
And weight.
Step S302, based on integrated evaluating method and DEA analysis, binding analysis Experts consultation method, information Entropy Method, standard
At least one of principal component analysis and the dimensionality reduction Return Law method calculate the corresponding weight of each evaluation index.
Wherein, in terms of evaluation criterion weight calculating, the integrated mode of multi-method can be used, with traditional overall merit side
Based on method and DEA (Data Envelopment Analysis, DEA), comprehensive analysis Experts consultation method, information
On the basis of the subjective and objective tax power mode difference applicability such as entropy method, quasi- principal component analysis, the dimensionality reduction Return Law and confidence level, integrated
The integrated and calculating of weight.
Step S104 establishes corresponding manual intervention Restoration model according to the evaluation index set and beach type, and
Beach ecology is handled according to the manual intervention Restoration model.
Referring to fig. 4, in one embodiment, vertical manual intervention recovery is built jointly according to the evaluation indice in step S104
Model can be realized by following procedure:
Step S401 utilizes fuzzy similarity priority ratio method, TOPSIS method and gray system according to the evaluation index set
Method, and pass through the health of the stability of ArcGIS spatial overlay analysis functional assessment beach landscape pattern and coastal ecosystem
Property.
Wherein it is possible to according to the evaluation index set obtained in step S103, comprehensive utilization fuzzy similarity priority ratio method,
(Technique for Order Preference by Similarity to an Ideal Solution, is approached TOPSIS
Ideal solution sequence) method and Gray System Method carry out composite index calculating, and pass through the spatial overlay analysis of ArcGIS software
Function assesses the stability of shoal area Landscape Ecological pattern and the health of coastal ecosystem.
Further, can also stability and coastal ecosystem to shoal area Landscape Ecological pattern health
Property carry out grade classification.According to the health of the stability grade of shoal area Landscape Ecological pattern and coastal ecosystem
Beach can be divided into multiple regions by grade, so as to take different Ecological Restoration Measures for different zones.
Step S402 establishes beach landscape pattern temporal-spatial evolution model according to beach landscape pattern historical data, in conjunction with working as
The stability assessment result of the beach landscape pattern in preceding period and the beach landscape pattern temporal-spatial evolution model, foundation and beach
The corresponding manual intervention Restoration model of type.
Specifically, based on the beach history landscape pattern that remote Sensing Interpretation is extracted, it is suitable based on multiple agent model foundation
Beach Ecological Changes process should be simulated with beach landscape pattern temporal-spatial evolution model, it is more acurrate, comprehensive, synthetically take off
Show beach Research on Changes of Landscape Pattern rule, and then simulate, the beach landscape pattern under prediction current state, evaluates beach landscape pattern
Stability, and combine current period true environment under beach landscape pattern stability assessment as a result, establish with beach class
The corresponding manual intervention Restoration model of type.
Further, step S104 can also include:
The interference if the corresponding manual intervention of the manual intervention Restoration model is positive, when according to the beach landscape pattern
The beach Research on Changes of Landscape Pattern trend of empty evolutionary model prediction, and the health assessment result of coastal ecosystem is combined, to beach
Landscape pattern is applied to be configured；
If the corresponding manual intervention of the manual intervention Restoration model is negative interference, commented with beach landscape pattern stability
Estimating result, the health assessment result of coastal ecosystem and the beach Research on Changes of Landscape Pattern trend is foundation, with beach scape
The health of the stability and coastal ecosystem of seeing pattern is constraint condition, is made up of genetic algorithm to beach landscape pattern
Element optimizes, and is configured according to optimum results to beach landscape pattern.
If being positive interference specifically, being measured the corresponding manual intervention of the manual intervention Restoration model, that is, illustrate beach
Landscape pattern's temporary stabilization should then become according to the beach landscape pattern future of the beach landscape pattern temporal-spatial evolution model prediction
Change trend, and the health assessment result of coastal ecosystem is combined, determine that beach does not utilize the landscape pattern in region to configure class
Type is offered reference for subsequent planning utilization.
If the corresponding manual intervention of the manual intervention Restoration model is negative interference, that is, destroy beach internal system landscape
The stability of pattern, then should be with the stability assessment result of beach landscape pattern, the health assessment result of coastal ecosystem
It is foundation with beach landscape pattern future trends, with the stability of beach landscape pattern, the health of coastal ecosystem
Gene coding is carried out to beach landscape pattern element using genetic algorithm from the thinking of biological evolution for constraint condition,
Under the conditions of given validity function, optimal base is selected because thus quickly optimization problem by cross-matched and variation
Globally optimal solution, beach landscape pattern element is optimized, and according to optimum results to beach landscape pattern carry out
Configuration.
Specifically, the process configured by genetic algorithm to beach landscape pattern can be with are as follows:
Gene coding is carried out to beach landscape pattern element, and initializes beach land used space；
The initial adaptive value of each gene coding is calculated, and judges whether to meet termination condition；
If satisfied, then obtaining optimum results, and beach landscape pattern is configured according to the optimum results；Otherwise, root
Selection operation is carried out according to the adaptive value and selection strategy of each gene coding, and crossover operation and variation are carried out according to selection result
Then operation returns to the initial adaptive value step for calculating each target subject.
In the present embodiment, corresponding manual intervention Restoration model can be established respectively to different types of beach, and respectively
Corresponding beach ecological recovery frame is established, the accuracy and beach ecological recovery of the identification of beach ecological problem can be effectively promoted
Validity.
Above-mentioned beach ecological recovery method, the first remote sensing image of acquisition beach simultaneously extract beach according to the remote sensing image
The spatial distribution of landscape pattern's element, next is established beach landscape pattern model and is formed according to the beach landscape pattern
The space distribution information of element verifies beach landscape pattern model, obtain influence beach landscape pattern influence because
Son establishes the evaluation index set of evaluation beach ecotope environment then according to the impact factor, finally according to the evaluation
Index set and beach type establish the corresponding manual intervention Restoration model of various beach types, and extensive according to the manual intervention
Multiple model handles beach ecology, can fully consider the landscape pattern of shoal area entirety, improves to beach entirety
Comprehensive repair effect, but also can effectively be promoted beach ecological problem identification accuracy and beach ecological recovery it is effective
Property.
It should be understood that the size of the serial number of each step is not meant that the order of the execution order in above-described embodiment, each process
Execution sequence should be determined by its function and internal logic, the implementation process without coping with the embodiment of the present invention constitutes any limit
It is fixed.
Embodiment two
Corresponding to beach ecological recovery method described in foregoing embodiments, Fig. 5 shows beach provided in an embodiment of the present invention
Apply the structural block diagram of ecological restoring apparatus.For ease of description, only the parts related to this embodiment are shown.
Referring to Fig. 5, which includes that extraction module 501, impact factor identification module 502, evaluation index establish module 503
With processing module 504.
Extraction module 501 extracts beach landscape pattern for obtaining the remote sensing image of beach, and according to the remote sensing image
The spatial distribution of element.Beach landscape pattern element include ecological source, in ecology corridor and ecological node
At least one.
Impact factor identification module 502, for establishing beach landscape pattern model, and according to beach landscape pattern group
Beach landscape pattern model is verified at the space distribution information of element, obtains the influence for influencing beach landscape pattern
The factor.
Evaluation index establishes module 503, for establishing the evaluation of evaluation beach ecotope environment according to the impact factor
Index set.The evaluation index includes the one-to-one evaluation index of at least two groups and weight in combining.
Processing module 504 is restored for establishing corresponding manual intervention according to the evaluation index set and beach type
Model is handled beach ecology according to the manual intervention Restoration model.
Referring to Fig. 6, in one embodiment, the impact factor identification module 502 may include analytical unit 601, verifying
Unit 602 and processing unit 603.
Analytical unit 601 is tied for being analyzed by landscape indices and method of transition matrices beach landscape pattern
Analysis result and each period beach landscape pattern data are closed, beach landscape pattern model is established by multiple agent method.
Authentication unit 602, for the space distribution information according to the beach landscape pattern element of current period to institute
Beach landscape pattern model is stated to be verified；
Processing unit 603 pollutes class by the development types and external source of beach for combining beach Ecological Environmental Data
Type obtains the impact factor for influencing beach landscape pattern.
Referring to Fig. 7, in one embodiment, it may include establishing unit 701 and weight that the evaluation index, which establishes module 503,
Processing unit 702.
Unit 701 is established, for according at least one of landscape estate, degree of fragmentation, dominance and concentration class
Index establishes the evaluation index set in conjunction with the impact factor in such a way that data collection is combined with expert consulting.
Weight processing unit 702, based on integrated evaluating method and DEA analysis, binding analysis Experts consultation method, information
At least one of entropy method, quasi- principal component analysis and dimensionality reduction Return Law method carries out the integrated of weight and calculates.
Referring to Fig. 8, in one embodiment, the processing module 504 may include assessment unit 801 and model foundation unit
802。
Assessment unit 801, for according to the evaluation index set, using fuzzy similarity priority ratio method, TOPSIS method and
Gray System Method carries out composite index calculating, and passes through the steady of ArcGIS spatial overlay analysis functional assessment beach landscape pattern
Qualitative and coastal ecosystem health.
Model foundation unit 802, for establishing beach landscape pattern temporal-spatial evolution according to beach landscape pattern historical data
Model, stability and the beach landscape pattern temporal-spatial evolution model in conjunction with the beach landscape pattern of current period, establish with
The corresponding manual intervention Restoration model of beach type.
Referring to Fig. 8, it is preferred that the processing module 504 can also include configuration unit 803.
Configuration unit 803, for when the corresponding manual intervention of the manual intervention Restoration model is positive and interferes, according to institute
The beach Research on Changes of Landscape Pattern trend of beach landscape pattern temporal-spatial evolution model prediction is stated, and is commented in conjunction with coastal ecosystem health
Valence is as a result, configure beach landscape pattern.
Configuration unit 803 is also used to when the corresponding manual intervention of the manual intervention Restoration model is negative interference, with beach
Apply landscape pattern's stability assessment result, ecosystem health assessment result and the beach Research on Changes of Landscape Pattern trend be according to
According to using the health of the stability of beach landscape pattern and coastal ecosystem as constraint condition, by genetic algorithm to beach
Landscape pattern's element optimizes, and is configured according to optimum results to beach landscape pattern.
Above-mentioned beach ecological restoring apparatus, the first remote sensing image of acquisition beach simultaneously extract beach according to the remote sensing image
The spatial distribution of landscape pattern's element, next is established beach landscape pattern model and is formed according to the beach landscape pattern
The space distribution information of element verifies beach landscape pattern model, obtain influence beach landscape pattern influence because
Son establishes the evaluation index set of evaluation beach ecotope environment then according to the impact factor, finally according to the evaluation
Index set and beach type establish the corresponding manual intervention Restoration model of various beach types, and extensive according to the manual intervention
Multiple model handles beach ecology, can fully consider the landscape pattern of shoal area entirety, improves to beach entirety
Comprehensive repair effect, but also can effectively be promoted beach ecological problem identification accuracy and beach ecological recovery it is effective
Property.
It is apparent to those skilled in the art that for convenience of description and succinctly, only with above-mentioned each function
Can unit, module division progress for example, in practical application, can according to need and by above-mentioned function distribution by different
Functional unit, module are completed, i.e., the internal structure of described device is divided into different functional unit or module, more than completing
The all or part of function of description.Each functional unit in embodiment, module can integrate in one processing unit, can also
To be that each unit physically exists alone, can also be integrated in one unit with two or more units, it is above-mentioned integrated
Unit both can take the form of hardware realization, can also realize in the form of software functional units.In addition, each function list
Member, the specific name of module are also only for convenience of distinguishing each other, the protection scope being not intended to limit this application.Above system
The specific work process of middle unit, module, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
Those of ordinary skill in the art may be aware that list described in conjunction with the examples disclosed in the embodiments of the present disclosure
Member and algorithm steps can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually
It is implemented in hardware or software, the specific application and design constraint depending on technical solution.Professional technician
Each specific application can be used different methods to achieve the described function, but this realization is it is not considered that exceed
The scope of the present invention.
In embodiment provided by the present invention, it should be understood that disclosed device and method can pass through others
Mode is realized.For example, system embodiment described above is only schematical, for example, the division of the module or unit,
Only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components can be with
In conjunction with or be desirably integrated into another system, or some features can be ignored or not executed.Another point, it is shown or discussed
Mutual coupling or direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING of device or unit or
Communication connection can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of software functional units.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can store in a computer readable storage medium.Based on this understanding, the technical solution of the embodiment of the present invention
Substantially all or part of the part that contributes to existing technology or the technical solution can be with software product in other words
Form embody, which is stored in a storage medium, including some instructions use so that one
Computer equipment (can be personal computer, server or the network equipment etc.) or processor (processor) execute this hair
The all or part of the steps of bright each embodiment the method for embodiment.And storage medium above-mentioned include: USB flash disk, mobile hard disk,
Read-only memory (ROM, Read-Only Memory), random access memory (RAM, Random Access Memory), magnetic
The various media that can store program code such as dish or CD.
Embodiment described above is merely illustrative of the technical solution of the present invention, rather than its limitations；Although referring to aforementioned reality
Applying example, invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each
Technical solution documented by embodiment is modified or equivalent replacement of some of the technical features；And these are modified
Or replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution should all
It is included within protection scope of the present invention.
Claims (8)
1. a kind of beach ecological recovery method characterized by comprising
The remote sensing image of beach is obtained, and extracts the spatial distribution of beach landscape pattern element according to the remote sensing image；
Beach landscape pattern element include ecological source, at least one of ecology corridor and ecological node；
Beach landscape pattern model is established, and according to the space distribution information of beach landscape pattern element to the beach
It applies landscape pattern's model to be verified, obtains the impact factor for influencing beach landscape pattern；
The evaluation index set of evaluation beach ecotope environment is established according to the impact factor；It is wrapped in the evaluation index set
Include the one-to-one evaluation index of at least two groups and weight；
Corresponding manual intervention Restoration model is established according to the evaluation index set and beach type, and according to described artificial dry
Pre-restore model handles beach ecology；
It is described to establish beach landscape pattern model, and according to the space distribution information of beach landscape pattern element to institute
It states beach landscape pattern model to be verified, show that the impact factor for influencing beach landscape pattern includes:
Beach landscape pattern is analyzed by landscape indices and method of transition matrices, binding analysis result and each period
Beach landscape pattern data establish beach landscape pattern model by multiple agent method；
According to the space distribution information of the beach landscape pattern element of current period to beach landscape pattern model into
Row verifying；
In conjunction with beach Ecological Environmental Data, by the development types and external source pollution type of beach, obtaining influences beach landscape lattice
The impact factor of office.
2. beach ecological recovery method according to claim 1, which is characterized in that described to be established according to the impact factor
Evaluation beach ecotope environment evaluation index set include:
According at least one index in landscape estate, degree of fragmentation, dominance and concentration class, in conjunction with the influence because
Son establishes the evaluation index set in such a way that data collection is combined with expert consulting；
Based on integrated evaluating method and DEA analysis, binding analysis Experts consultation method, information Entropy Method, quasi- principal component analysis and drop
At least one of Return Law method is tieed up, the integrated of weight is carried out and is calculated.
3. beach ecological recovery method according to claim 1, which is characterized in that evaluation index set described in the combination
Establishing corresponding manual intervention Restoration model with beach type includes:
According to the evaluation index set and beach type, fuzzy similarity priority ratio method, TOPSIS method and gray system side are utilized
Method carries out composite index calculating, and passes through the stability and beach of ArcGIS spatial overlay analysis functional assessment beach landscape pattern
The health of the ecosystem；
Beach landscape pattern temporal-spatial evolution model is established according to beach landscape pattern historical data, in conjunction with the beach scape of current period
The stability and the beach landscape pattern temporal-spatial evolution model, foundation manual intervention corresponding with beach type for seeing pattern are restored
Model.
4. beach ecological recovery method according to claim 3, which is characterized in that described to restore according to the manual intervention
Model carries out processing to beach ecology
The interference if the corresponding manual intervention of the manual intervention Restoration model is positive, is drilled according to beach landscape pattern space-time
Change the beach Research on Changes of Landscape Pattern trend of model prediction, and combine the health assessment result of coastal ecosystem, to beach scape
Pattern is seen to be configured；
If the corresponding manual intervention of the manual intervention Restoration model is negative interference, with beach landscape pattern stability assessment knot
Fruit, the health assessment result of coastal ecosystem and the beach Research on Changes of Landscape Pattern trend are foundation, with beach landscape lattice
The stability of office and the health of coastal ecosystem are constraint condition, by genetic algorithm to beach landscape pattern element
It optimizes, and beach landscape pattern is configured according to optimum results.
5. a kind of beach ecological restoring apparatus characterized by comprising
Extraction module for obtaining the remote sensing image of beach, and extracts beach landscape pattern composition according to the remote sensing image and wants
The spatial distribution of element；Beach landscape pattern element include ecological source, in ecology corridor and ecological node at least
It is a kind of；
Impact factor identification module, for establishing beach landscape pattern model, and according to beach landscape pattern element
Space distribution information beach landscape pattern model is verified, obtain influence beach landscape pattern impact factor；
Evaluation index establishes module, for establishing the evaluation indice of evaluation beach ecotope environment according to the impact factor
It closes；It include the one-to-one evaluation index of at least two groups and weight in the evaluation index set；
Processing module, for establishing corresponding manual intervention Restoration model according to the evaluation index set and beach type, and
Beach ecology is handled according to the manual intervention Restoration model；
The impact factor identification module includes:
Analytical unit, for being analyzed by landscape indices and method of transition matrices beach landscape pattern, binding analysis
As a result with each period beach landscape pattern data, beach landscape pattern model is established by multiple agent method；
Authentication unit, for the space distribution information according to the beach landscape pattern element of current period to the beach scape
Pattern model is seen to be verified；
Processing unit, for combining beach Ecological Environmental Data to obtain shadow by the development types and external source pollution type of beach
Ring the impact factor of beach landscape pattern.
6. beach ecological restoring apparatus according to claim 5, which is characterized in that the evaluation index establishes module packet
It includes:
Unit is established, for according at least one index in landscape estate, degree of fragmentation, dominance and concentration class, knot
The impact factor is closed, the evaluation index set is established in such a way that data collection is combined with expert consulting；
Weight processing unit, based on integrated evaluating method and DEA analysis, binding analysis Experts consultation method, information Entropy Method, standard
At least one of principal component analysis and the dimensionality reduction Return Law method carry out the integrated of weight and calculate.
7. beach ecological restoring apparatus according to claim 5, which is characterized in that the processing module includes:
Assessment unit, for utilizing fuzzy similarity priority ratio method, TOPSIS method according to the evaluation index set and beach type
Composite index calculating is carried out with Gray System Method, and passes through ArcGIS spatial overlay analysis functional assessment beach landscape pattern
The health of stability and coastal ecosystem；
Model foundation unit is tied for establishing beach landscape pattern temporal-spatial evolution model according to beach landscape pattern historical data
Close the stability and the beach landscape pattern temporal-spatial evolution model, foundation and beach type of the beach landscape pattern of current period
Corresponding manual intervention Restoration model.
8. beach ecological restoring apparatus according to claim 7, which is characterized in that the processing module further include:
Configuration unit, for when the corresponding manual intervention of the manual intervention Restoration model is positive and interferes, according to the beach
The beach Research on Changes of Landscape Pattern trend of landscape pattern's temporal-spatial evolution model prediction, and combine coastal ecosystem health assessment knot
Fruit, to beach, landscape pattern is configured；
When the corresponding manual intervention of the manual intervention Restoration model is negative interference, with beach landscape pattern stability assessment knot
Fruit, ecosystem health assessment result and the beach Research on Changes of Landscape Pattern trend are foundation, with the stabilization of beach landscape pattern
Property and coastal ecosystem health be constraint condition, by genetic algorithm to beach landscape pattern element carry out it is excellent
Change, and beach landscape pattern is configured according to optimum results.
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