CN109543592A - The method and device of atmosphere pollution hot spot grid is determined based on remote sensing atural object - Google Patents
The method and device of atmosphere pollution hot spot grid is determined based on remote sensing atural object Download PDFInfo
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Abstract
The application discloses a kind of method and device that atmosphere pollution hot spot grid is determined based on remote sensing atural object.This method comprises: being multiple grids by the region division for needing to monitor；Obtain the remote sensing atural object data in the region；According to the remote sensing atural object data, the atural object categorical data of the grid is determined；According to the atural object categorical data of the grid, the atmosphere pollution intensity of the grid is determined；According to the atmosphere pollution intensity, the grid for being up to preset value is determined as hot spot grid.
Description
Technical field
The application belongs to environmental pollution monitoring technical field, more particularly to one kind determines atmosphere pollution heat based on remote sensing atural object
The method and device of dot grid.
Background technique
Atmosphere pollution refers to that the content of some substances in atmosphere reaches harmful degree, so that the ecosystem is destroyed, to people
Or object the phenomenon that causing damages.
Existing air pollution administration is the method based on pollution source management, for all kinds of pollution sources, as industrial enterprise,
Food and drink, building site etc. carry out environmental protection evaluation and examination & approval in advance, and are directed to major polluting sources, such as steam power plant, chemical plant, are arranging
It puts and on-line monitoring equipment is installed on chimney.Such methods often can not effectively manage a large amount of small, scattered, random pollution sources
Reason, and on-line monitoring equipment is more expensive, and is easy to hinder and damage by artificial.
Summary of the invention
Embodiments herein provide a kind of method that atmosphere pollution hot spot grid is determined based on remote sensing atural object include: need to
The region division to be monitored is multiple grids；Obtain the remote sensing atural object data in the region；According to the remote sensing atural object data, really
The atural object categorical data of the fixed grid；According to the atural object categorical data of the grid, determine that the atmosphere pollution of the grid is strong
Degree；According to the atmosphere pollution intensity, the grid for being up to preset value is determined as hot spot grid.
It is described according to the remote sensing atural object number in the above-mentioned method for determining atmosphere pollution hot spot grid based on remote sensing atural object
According to determining the atural object categorical data of the grid, comprising: base area species other style notebook data, to the remote sensing atural object data into
Row inverting obtains the atural object categorical data in the region；By the grid phase of the atural object categorical data in the region and the region
Matching, obtains the atural object categorical data of corresponding grid.
It is described according to the remote sensing atural object number in the above-mentioned method for determining atmosphere pollution hot spot grid based on remote sensing atural object
According to determining the atural object categorical data of the grid, comprising: extract the feature difference of the atural object classification in the region；According to described
The atural object category division in the region is a variety of by the feature difference of the atural object classification in the region by remote sensing atural object data；
Base area species other style notebook data, determines the atural object classification, obtains the atural object categorical data in the region；It will be described
The atural object categorical data in region and the grid in the region match, and obtain the atural object categorical data of corresponding grid.
In the above-mentioned method for determining atmosphere pollution hot spot grid based on remote sensing atural object, the ground species according to the grid
Other data determine the atmosphere pollution intensity of the grid, comprising: according to the atural object categorical data of the grid, determine the net
Sewage unit in lattice；The sewage unit area in the grid is counted, using the sewage unit area as the grid
Atmosphere pollution intensity.
It is described strong according to the atmosphere pollution in the above-mentioned method for determining atmosphere pollution hot spot grid based on remote sensing atural object
Degree, the grid for being up to preset value are determined as hot spot grid, comprising: the grid that atmosphere pollution intensity is more than or equal to preset value is true
It is set to hot spot grid.
It is described strong according to the atmosphere pollution in the above-mentioned method for determining atmosphere pollution hot spot grid based on remote sensing atural object
Degree, the grid for being up to preset value are determined as hot spot grid, comprising: are arranged according to the atmosphere pollution intensity the grid
The grid for meeting preset condition is determined as hot spot grid by sequence.
Embodiments herein also provides a kind of computer readable storage medium, is stored thereon with processor program, wherein
The processor program is for executing the above-mentioned method for determining atmosphere pollution hot spot grid based on remote sensing atural object.
Embodiments herein also provides a kind of electronic equipment, including memory, processor and storage are on a memory simultaneously
The computer program that can be run on a processor, wherein realization is described based on remote sensing when the processor executes described program
The method that object determines atmosphere pollution hot spot grid.
Embodiments herein also provides a kind of device that atmosphere pollution hot spot grid is determined based on remote sensing atural object, comprising:
The region division for needing to monitor is multiple grids by region division module；Remotely-sensed data obtains module, obtains the distant of the region
Feel atural object data；Atural object categorical data determining module determines the atural object classification number of the grid according to the remote sensing atural object data
According to；Atmosphere pollution intensity determining module determines that the atmosphere pollution of the grid is strong according to the atural object categorical data of the grid
Degree；Hot spot grid determining module, according to the atmosphere pollution intensity, the grid for being up to preset value is determined as hot spot grid.
In the above-mentioned device for determining atmosphere pollution hot spot grid based on remote sensing atural object, the atural object categorical data determining module
Base area species other style notebook data carries out inverting to the remote sensing atural object data, obtains the atural object categorical data in the region；It will
The atural object categorical data in the region and the grid in the region match, and obtain the atural object categorical data of corresponding grid.
In the above-mentioned device for determining atmosphere pollution hot spot grid based on remote sensing atural object, the atural object categorical data determining module
Extract the feature difference of the atural object classification in the region；According to the remote sensing atural object data, pass through the atural object classification in the region
Feature difference, by the atural object category division in the region be it is a variety of；Base area species other style notebook data, to the atural object classification
Determined, obtains the atural object categorical data in the region；By the grid of the atural object categorical data in the region and the region
Match, obtains the atural object categorical data of corresponding grid.
In the above-mentioned device for determining atmosphere pollution hot spot grid based on remote sensing atural object, the atmosphere pollution intensity determining module
According to the atural object categorical data of the grid, the sewage unit in the grid is determined；Count the sewage unit in the grid
Area, using the sewage unit area as the atmosphere pollution intensity of the grid.
In the above-mentioned device for determining atmosphere pollution hot spot grid based on remote sensing atural object, the hot spot grid determining module is by institute
The grid that atmosphere pollution intensity is stated more than or equal to preset value is determined as hot spot grid.
In the above-mentioned device for determining atmosphere pollution hot spot grid based on remote sensing atural object, the hot spot grid determining module according to
The atmosphere pollution intensity is ranked up the grid, and the grid for meeting preset condition is determined as hot spot grid.
The method and device that atmosphere pollution hot spot grid is determined based on remote sensing atural object of the application, the region that needs are monitored
Multiple grids are divided into, more serious hot spot grid is wherein polluted by the determination of remote sensing atural object data, hot spot grid can be carried out
Emphasis, targetedly supervision, save the resource of supervision；The object of monitoring is not limited to a small number of enterprises, to small, scattered, random
Pollution sources can also play the effect of supervision.
Detailed description of the invention
Fig. 1 is the method flow diagram that atmosphere pollution hot spot grid is determined based on remote sensing atural object of the application one embodiment.
Fig. 2 is the signal of the device that atmosphere pollution hot spot grid is determined based on remote sensing atural object of the application one embodiment
Figure.
Specific embodiment
Below in conjunction with drawings and examples, a specific embodiment of the invention is described in more details, so as to energy
The advantages of enough more fully understanding the solution of the present invention and its various aspects.However, specific embodiments described below and implementation
Example is for illustrative purposes only, rather than limiting the invention.
Heretofore described " connection " unless otherwise specific regulation or is limited, should be broadly understood, can be directly
It is connected, is also possible to be connected by intermediary.In the description of the present invention, it is to be understood that, "upper", "lower", " preceding ",
The orientation or positional relationship of the instructions such as " rear ", "left", "right", " top ", " bottom end " is orientation based on the figure or position
Relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must have
There is specific orientation, be constructed and operated in a specific orientation, therefore is not considered as limiting the invention.
In order to more effectively using supervision resource, save the human and material resources of atmosphere supervision, the application proposes that one kind passes through heat
Dot grid realizes the method efficiently monitored, is several grids by the region division that need to be monitored, then determine hot spot grid therein,
Using hot spot grid as the monitoring object of emphasis, the validity of monitoring is improved.
Fig. 1 is the method flow diagram that atmosphere pollution hot spot grid is determined based on remote sensing atural object of the application one embodiment.
As shown in Figure 1, the present embodiment provides a kind of method for determining atmosphere pollution hot spot grid based on remote sensing atural object, including following step
Suddenly.
It step S101, is multiple grids by the region division for needing to monitor.In this step, air pollution monitoring journey will be needed
The region of degree carries out grid dividing, and to wherein different grids, can take is not both Supervision Measures.In the present embodiment, by region
The division of grid is carried out according to the shape of rule, the size of each grid is 5 kilometers × 5 kilometers, and the size of grid is without being limited thereto,
It can appropriate adjustment as needed.
Step S102, the remote sensing atural object data in region are obtained.Remote sensing atural object data can be obtained by satellite data, such as Europe
The remote sensing satellites data such as Sentinel and the U.S. Landsat8, Modis.
Step S103, according to remote sensing atural object data, the atural object categorical data of grid is determined.Remote sensing atural object data can be carried out
Pretreatment, to improve the efficiency of subsequent processing.Pretreatment includes but is not limited to geometric correction, radiant correction, Contrast enhanced, edge
Enhancing etc..According to remote sensing atural object data, it may be determined that go out the differently other distribution situation of species in region, by atural objects different in region
The distribution situation of classification and the grid in region match, and such as by coordinate matching, obtain the atural object categorical data of grid.
Step S104, according to the atural object categorical data of grid, the atmosphere pollution intensity of grid is determined.Atural object according to grid
Categorical data screens the atural object classification in grid, removes the atural object that will not wherein discharge pollutants, as water body, vegetation,
Bare area, farmland etc. obtain the pollutant discharging unit in grid.By counting to pollutant discharging unit, the atmosphere pollution of grid can get
Intensity.
Step S105, according to atmosphere pollution intensity, the grid for being up to preset value is determined as hot spot grid.According to each net
The atmosphere pollution intensity of lattice selects hot spot grid according to preset rule from the grid of division.
By above-mentioned method, grid dividing can be carried out to the region supervised, be determined by remote sensing atural object therein
Hot spot grid carries out emphasis monitoring to hot spot grid, so that air monitoring is targeted, improves monitoring efficiency.
It is above-mentioned according to remote sensing atural object data, determine the atural object categorical data of grid, comprising: the other sample number of base area species
According to, to remote sensing atural object data carry out inverting, obtain the atural object categorical data in region；By the atural object categorical data in region and region
Grid matches, and obtains the atural object categorical data of corresponding grid.
Atural object classification sample data contains the feature that remote sensing atural object data have corresponding to different atural object classifications, such as
The corresponding remote sensing atural object data such as water body, vegetation, bare area, farmland, house, workshop have different characteristics.Pass through atural object classification
Sample data carries out inverting to remote sensing atural object data, may recognize that in the remote sensing atural object data in region differently other point of species
Cloth situation obtains the atural object categorical data in region.The grid of the atural object categorical data in region and region division is matched, it is such as logical
Coordinate matching is crossed, the atural object categorical data of corresponding grid is obtained.
In another optional scheme, according to remote sensing atural object data, the atural object categorical data of grid is determined, it may include following
Step:
(1) feature difference of the atural object classification in region is extracted.Study the feature difference in the differently other image of species, such as light
Spectrum signature, shape feature, textural characteristics etc. determine differently species another characteristic difference.
Spectral signature: by grey scale change describe target object apparent physical attribute (different atural objects different-waveband all
Have different spectrum gray values), as shown the differently other difference of species using the ratio between multiband gray scale.
Shape feature: referring generally to the exterior contour of ground object target, it is specific as area, shape index, length-width ratio, rectangular degree,
Circularity, density etc..
Textural characteristics: being the combined information of spectral signature and space characteristics, can reflect the space point of pixel spectral information
Cloth attribute is spatial regularity distribution and incidence relation between image gray levels.As common textural characteristics count calculating side
Method --- the algorithm of co-matrix proposed by Haralick et al..
(2) according to remote sensing atural object data, by the feature difference of the atural object classification in region, by the atural object category division in region
It is a variety of.The feature difference of atural object classification is applied to remote sensing atural object data, makes that there is same physical in remote sensing atural object data
The atural object of matter is divided into a classification, realizes the other division of species over the ground.
(3) base area species other style notebook data, species are not determined over the ground, obtain the atural object categorical data in region.Ground
Species other style notebook data contains species over the ground and does not carry out determining required information, by atural object classification sample data, to division
Atural object classification determined, such as by atural object kind judging be water body, vegetation, bare area, farmland, house, workshop, obtain region
Atural object categorical data.
(4) grid of the atural object categorical data in region and region is matched, obtains the atural object categorical data of corresponding grid.
Optionally, the above-mentioned atural object categorical data according to grid, determines the atmosphere pollution intensity of grid, comprising: according to net
The atural object categorical data of lattice, identifying can not be as the atural object of pollutant discharging unit, such as water body, vegetation, bare area, farmland in grid
Deng determining the sewage unit in grid.The size for counting the sewage unit area in grid makees the size of sewage unit area
For the atmosphere pollution intensity of grid.
Optionally, above-mentioned according to atmosphere pollution intensity, the grid for being up to preset value is determined as hot spot grid, comprising: sets
The grid that atmosphere pollution intensity is more than or equal to preset value is determined as hot spot grid by a fixed preset value.
In another scheme, according to atmosphere pollution intensity, the grid for being up to preset value is determined as hot spot grid, comprising:
Grid is ranked up according to atmosphere pollution intensity, the grid for meeting preset condition is determined as hot spot grid.Such as according to default
Ratio value, the high grid of atmosphere pollution intensity is determined as hot spot grid.
The method that the present embodiment determines atmosphere pollution hot spot grid based on remote sensing atural object will need the area of air pollution monitoring
Domain is divided into multiple grids, and the remote sensing atural object data based on region determine hot spot grid therein, using hot spot grid as emphasis
Polluted area can have what is stressed to be monitored, and improve the effect of air monitoring, avoid the waste of manpower, financial resources.
The present embodiment also provides a kind of computer readable storage medium, is stored thereon with processor program, wherein the processing
Device program is for executing the above-mentioned method for determining atmosphere pollution hot spot grid based on remote sensing atural object.
The present embodiment also provides a kind of electronic equipment, including memory, processor and storage on a memory and can located
The computer program run on reason device, wherein the processor is realized described determining based on remote sensing atural object when executing described program
The method of atmosphere pollution hot spot grid.
Fig. 2 is the signal of the device that atmosphere pollution hot spot grid is determined based on remote sensing atural object of the application one embodiment
Figure.As shown in Fig. 2, the present embodiment also provides a kind of device for determining atmosphere pollution hot spot grid based on remote sensing atural object, comprising:
Region division module 201 is used to the region division monitored will be needed as multiple grids according to the rule set.
Remotely-sensed data obtains the remote sensing atural object data that module 202 is used to obtain region.Remote sensing atural object data can be Europe
The remote sensing satellites data such as Sentinel and the U.S. Landsat8, Modis.
Atural object categorical data determining module 203 is used to determine the atural object categorical data of grid according to remote sensing atural object data.
Atmosphere pollution intensity determining module 204 is used for the atural object categorical data according to grid, determines the atmosphere pollution of grid
Intensity.
Hot spot grid determining module 205 is used for according to atmosphere pollution intensity, and the grid for being up to preset value is determined as hot spot
Grid.
Optionally, 203 base area species other style notebook data of atural object categorical data determining module carries out remote sensing atural object data
Inverting obtains the atural object categorical data in region；The grid of the atural object categorical data in region and region is matched, respective wire is obtained
The atural object categorical data of lattice.
In another optionally scheme, the atural object class another characteristic that atural object categorical data determining module 203 extracts region is poor
It is different；It is a variety of by the atural object category division in region by the feature difference of the atural object classification in region according to remote sensing atural object data；
Base area species other style notebook data, species are not determined over the ground, obtain the atural object categorical data in region；By the ground species in region
The grid in other data and region matches, and obtains the atural object categorical data of corresponding grid.
Optionally, atmosphere pollution intensity determining module 204 determines the blowdown in grid according to the atural object categorical data of grid
Unit；The sewage unit area in grid is counted, using the size of sewage unit area as the atmosphere pollution intensity of grid.
Hot spot grid determining module 205 sets a preset value, after the atmosphere pollution intensity for obtaining grid, atmosphere pollution is strong
The grid that degree is more than or equal to preset value is determined as hot spot grid.
In the above-mentioned device for determining atmosphere pollution hot spot grid based on remote sensing atural object, 205 basis of hot spot grid determining module
Atmosphere pollution intensity is ranked up grid, and the grid for meeting preset condition is determined as hot spot grid.Such as according to preset ratio
Example value, is determined as hot spot grid for the high grid of atmosphere pollution intensity.
The method and device that atmosphere pollution hot spot grid is determined based on remote sensing atural object of the application, the region that needs are monitored
Multiple grids are divided into, more serious hot spot grid is wherein polluted by the determination of remote sensing atural object data, hot spot grid can be carried out
Emphasis, targetedly supervision, save the resource of supervision；The object of monitoring is not limited to a small number of enterprises, to small, scattered, random
Pollution sources can also play the effect of supervision, also can avoid the human interference to monitoring.
It should be noted that each embodiment above by reference to described in attached drawing is only to illustrate the present invention rather than limits this
The range of invention, those skilled in the art should understand that, it is right under the premise without departing from the spirit and scope of the present invention
The modification or equivalent replacement that the present invention carries out, should all cover within the scope of the present invention.In addition, signified unless the context
Outside, the word occurred in the singular includes plural form, and vice versa.In addition, unless stated otherwise, then any embodiment
All or part of in combination with any other embodiment all or part of come using.
Claims (12)
1. a kind of method for determining atmosphere pollution hot spot grid based on remote sensing atural object characterized by comprising
It is multiple grids by the region division for needing to monitor；
Obtain the remote sensing atural object data in the region；
According to the remote sensing atural object data, the atural object categorical data of the grid is determined；
According to the atural object categorical data of the grid, the atmosphere pollution intensity of the grid is determined；
According to the atmosphere pollution intensity, the grid for being up to preset value is determined as hot spot grid.
2. the method for determining atmosphere pollution hot spot grid based on remote sensing atural object according to claim 1, which is characterized in that described
According to the remote sensing atural object data, the atural object categorical data of the grid is determined, comprising:
Base area species other style notebook data carries out inverting to the remote sensing atural object data, obtains the atural object classification number in the region
According to；The grid of the atural object categorical data in the region and the region is matched, the atural object categorical data of corresponding grid is obtained.
3. the method for determining atmosphere pollution hot spot grid based on remote sensing atural object according to claim 1, which is characterized in that described
According to the remote sensing atural object data, the atural object categorical data of the grid is determined, comprising:
Extract the feature difference of the atural object classification in the region；
According to the remote sensing atural object data, by the feature difference of the atural object classification in the region, by the ground species in the region
It is not divided into a variety of；
Base area species other style notebook data, determines the atural object classification, obtains the atural object categorical data in the region；
The grid of the atural object categorical data in the region and the region is matched, the atural object classification number of corresponding grid is obtained
According to.
4. the method for determining atmosphere pollution hot spot grid based on remote sensing atural object according to claim 1, which is characterized in that described
According to the atural object categorical data of the grid, the atmosphere pollution intensity of the grid is determined, comprising:
According to the atural object categorical data of the grid, the sewage unit in the grid is determined；
The sewage unit area in the grid is counted, the sewage unit area is strong as the atmosphere pollution of the grid
Degree.
5. the method for determining atmosphere pollution hot spot grid based on remote sensing atural object according to claim 1, which is characterized in that described
According to the atmosphere pollution intensity, the grid for being up to preset value is determined as hot spot grid, comprising:
The grid that atmosphere pollution intensity is more than or equal to preset value is determined as hot spot grid.
6. the method for determining atmosphere pollution hot spot grid based on remote sensing atural object according to claim 1, which is characterized in that described
According to the atmosphere pollution intensity, the grid for being up to preset value is determined as hot spot grid, comprising:
The grid is ranked up according to the atmosphere pollution intensity, the grid for meeting preset condition is determined as hot spot net
Lattice.
7. a kind of device for determining atmosphere pollution hot spot grid based on remote sensing atural object characterized by comprising
The region division for needing to monitor is multiple grids by region division module；
Remotely-sensed data obtains module, obtains the remote sensing atural object data in the region；
Atural object categorical data determining module determines the atural object categorical data of the grid according to the remote sensing atural object data；
Atmosphere pollution intensity determining module determines that the atmosphere pollution of the grid is strong according to the atural object categorical data of the grid
Degree；
Hot spot grid determining module, according to the atmosphere pollution intensity, the grid for being up to preset value is determined as hot spot grid.
8. the device of atmosphere pollution hot spot grid is determined based on remote sensing atural object according to claim 7, which is characterized in that described
Atural object categorical data determining module base area species other style notebook data carries out inverting to the remote sensing atural object data, described in acquisition
The atural object categorical data in region；The grid of the atural object categorical data in the region and the region is matched, respective wire is obtained
The atural object categorical data of lattice.
9. the device of atmosphere pollution hot spot grid is determined based on remote sensing atural object according to claim 7, which is characterized in that described
Atural object categorical data determining module extracts the feature difference of the atural object classification in the region；According to the remote sensing atural object data, lead to
The atural object category division in the region is a variety of by the feature difference for crossing the atural object classification in the region；Base area species are very
Notebook data determines the atural object classification, obtains the atural object categorical data in the region；By the atural object classification in the region
Data and the grid in the region match, and obtain the atural object categorical data of corresponding grid.
10. the device of atmosphere pollution hot spot grid is determined based on remote sensing atural object according to claim 7, which is characterized in that institute
Atmosphere pollution intensity determining module is stated according to the atural object categorical data of the grid, determines the sewage unit in the grid；System
The sewage unit area in the grid is counted, using the sewage unit area as the atmosphere pollution intensity of the grid.
11. the device of atmosphere pollution hot spot grid is determined based on remote sensing atural object according to claim 7, which is characterized in that institute
It states hot spot grid determining module and the grid that the atmosphere pollution intensity is more than or equal to preset value is determined as hot spot grid.
12. the device of atmosphere pollution hot spot grid is determined based on remote sensing atural object according to claim 7, which is characterized in that institute
It states hot spot grid determining module to be ranked up the grid according to the atmosphere pollution intensity, the grid of preset condition will be met
It is determined as hot spot grid.
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| CN111598492A (en) * | 2020-07-22 | 2020-08-28 | 北京英视睿达科技有限公司 | Pollutant concentration evaluation method and device and electronic equipment |
| CN112132450A (en) * | 2020-09-22 | 2020-12-25 | 南京创蓝科技有限公司 | Method for positioning gaseous pollutants |
| CN112016254B (en) * | 2020-10-15 | 2021-01-19 | 南京智汇环境气象产业研究院有限公司 | Satellite data preprocessing method for Lagrange flexible particle diffusion model |
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