CN110909098A - Cloud geographic information data analysis method and system - Google Patents
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- CN110909098A CN110909098A CN201911112998.3A CN201911112998A CN110909098A CN 110909098 A CN110909098 A CN 110909098A CN 201911112998 A CN201911112998 A CN 201911112998A CN 110909098 A CN110909098 A CN 110909098A
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- 238000007405 data analysis Methods 0.000 title claims abstract description 32
- 238000004458 analytical method Methods 0.000 claims abstract description 64
- 238000012545 processing Methods 0.000 claims description 29
- 238000004364 calculation method Methods 0.000 claims description 13
- 238000012800 visualization Methods 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 10
- 238000000605 extraction Methods 0.000 claims description 4
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Abstract
The invention discloses a cloud geographic information data analysis method and system. The method comprises the steps of obtaining geographic information data stored in a cloud server; acquiring a mark corresponding to the geographic information data; determining an analysis method according to the type and the quantity of the geographic information data; analyzing the geographic information data by adopting the analysis method to obtain a geographic information analysis result; and storing the geographic information analysis result into a database of a cloud server according to the mark. The cloud geographic information data analysis method and system provided by the invention solve the problem that cloud management analysis of geographic data information cannot be realized in the prior art.
Description
Technical Field
The invention relates to the technical field of geographic information data processing, in particular to a cloud geographic information data analysis method and system.
Background
At present, most of geographic information software is desktop (such as ArcGIS, QGIS and the like), and all processing processes are finished on a user desktop. For a data center, all data are stored and managed in a cloud server in an FTP mode at present, and if the data need to be checked and analyzed, the data need to be downloaded to the local of a user; if the data is not downloaded, for managers and users of the data center, the data only has an online thumbnail viewing function, and detailed characteristics such as data attribute characteristics, statistical characteristics, data noise, spatial distribution characteristics and the like cannot be viewed online. In other words, the downloaded data can be opened and processed by using the conventional geographic information software for analysis and management of the data. The operation is complicated, the professional ability of the geographic information of the user is highly required, different software is required for the operation of different format data such as vector data, raster data, observation data and the like, and the complexity and difficulty of data checking are increased; the user desktop end can only browse and process a small amount of data, and for massive data, the traditional mode of using a user personal computer basically cannot process the operation and use of users, which are not easy. Namely, cloud management analysis of geographic data information cannot be realized.
Disclosure of Invention
The invention aims to provide a cloud geographic information data analysis method and system, and solves the problem that cloud management analysis of geographic data information cannot be realized in the prior art.
In order to achieve the purpose, the invention provides the following scheme:
a cloud geographic information data analysis method comprises the following steps:
acquiring geographic information data stored in a cloud server; the geographic information data is uploaded to a cloud server by a user through a browser;
acquiring a mark corresponding to the geographic information data;
determining an analysis method according to the type and the quantity of the geographic information data; the analysis method comprises the steps of buffer area analysis, cutting, vegetation coverage index calculation and slope direction and correlation calculation;
analyzing the geographic information data by adopting the analysis method to obtain a geographic information analysis result;
and storing the geographic information analysis result into a database of a cloud server according to the mark.
Optionally, the method further includes:
judging whether the format of the geographic information data uploaded by the user by using the browser is a set format or not to obtain a first judgment result;
when the first judgment result shows that the format of the geographic information data is not the set format, uploading fails;
when the first judgment result shows that the format of the geographic information data is a set format, generating a mark of the geographic information data;
and associating the mark with the geographic information data, and storing the mark and the geographic information data to the cloud server.
Optionally, the method further includes:
extracting metadata information of the geographic information data; the metadata information comprises a space longitude and latitude range, a projection and a coding format;
uploading the metadata information to the cloud server;
optionally, the method further includes:
acquiring data to be displayed corresponding to the mark according to the mark; the data to be displayed comprises geographic information data and a geographic information analysis result;
determining a display style according to the type of the data to be displayed;
and displaying the data to be displayed in a map or a table by utilizing the browser according to the display style to realize the visualization of the data to be displayed.
Optionally, the method further includes:
acquiring a code segment input by a user in a browser; the code segment represents a processing procedure of the geographic information data; the processing process comprises the following steps: analyzing the geographic information data and visualizing the geographic information data;
uploading the code segment to a cloud server;
and analyzing the code segment, and processing the geographic information data by adopting the analyzed code.
A cloud geographic information data analysis system, comprising:
the geographic information data acquisition module is used for acquiring geographic information data stored in the cloud server; the geographic information data is uploaded to a cloud server by a user through a browser;
the first mark acquisition module is used for acquiring a mark corresponding to the geographic information data;
the analysis module is used for determining an analysis method according to the type and the quantity of the geographic information data; the analysis method comprises the steps of buffer area analysis, cutting, vegetation coverage index calculation and slope direction and correlation calculation;
the analysis result determining module is used for analyzing the geographic information data by adopting the analysis method to obtain a geographic information analysis result;
and the first storage module is used for storing the geographic information analysis result into a database of a cloud server according to the mark.
Optionally, the method further includes:
the first judgment module is used for judging whether the format of the geographic information data uploaded by the user by using the browser is a set format or not to obtain a first judgment result;
the uploading failure determining module is used for failing to upload when the first judgment result shows that the format of the geographic information data is not the set format;
the mark generation module is used for generating a mark of the geographic information data when the first judgment result shows that the format of the geographic information data is a set format;
and the second storage module is used for associating the mark with the geographic information data and storing the mark and the geographic information data to the cloud server.
Optionally, the method further includes:
the metadata information extraction module is used for extracting metadata information of the geographic information data; the metadata information comprises a space longitude and latitude range, a projection and a coding format;
and the metadata information uploading module is used for uploading the metadata information to the cloud server.
Optionally, the method further includes:
the data to be displayed acquisition module is used for acquiring the data to be displayed corresponding to the mark according to the mark; the data to be displayed comprises geographic information data and a geographic information analysis result;
the display style determining module is used for determining a display style according to the type of the data to be displayed;
and the visualization module is used for displaying the data to be displayed in a map or a table by utilizing the browser according to the display style so as to realize the visualization of the data to be displayed.
Optionally, the method further includes:
the code segment acquisition module is used for acquiring a code segment input by a user in a browser; the code segment represents a processing procedure of the geographic information data; the processing process comprises the following steps: analyzing the geographic information data and visualizing the geographic information data;
the code segment uploading module is used for uploading the code segment to a cloud server;
and the code segment processing module is used for analyzing the code segments and processing the geographic information data by adopting the analyzed codes.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects:
according to the cloud geographic information data analysis method and system provided by the invention, a user uploads geographic data information to the cloud server through the browser, the geographic information data of the user can be managed and processed in the cloud server through the browser, the user computer does not need to install any software, and the data in the cloud server does not need to be downloaded to the local, so that one-stop service can be realized. Furthermore, the convenience of geographic information data management and analysis is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
Fig. 1 is a schematic flow chart of a cloud geographic information data analysis method according to the present invention;
fig. 2 is a schematic structural diagram of a cloud geographic information data analysis system provided in the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention aims to provide a cloud geographic information data analysis method and system, and solves the problem that cloud management analysis of geographic data information cannot be realized in the prior art.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Fig. 1 is a schematic flow chart of a cloud geographic information data analysis method provided by the present invention, and as shown in fig. 1, the cloud geographic information data analysis method includes:
s101, acquiring geographic information data stored in a cloud server; the geographic information data is uploaded to a cloud server by a user through a browser.
And S102, acquiring a mark corresponding to the geographic information data.
S103, determining an analysis method according to the type and the quantity of the geographic information data; the analysis method comprises buffer area analysis, cutting, vegetation coverage index calculation and slope direction and correlation calculation.
And S104, analyzing the geographic information data by adopting the analysis method to obtain a geographic information analysis result.
And S105, storing the geographic information analysis result into a database of a cloud server according to the mark.
In order to ensure the normalization of obtaining geographic information data in the cloud server, the obtaining of the geographic information data in the cloud server further includes:
and judging whether the format of the geographic information data uploaded by the user by using the browser is a set format or not to obtain a first judgment result.
And when the first judgment result shows that the format of the geographic information data is not the set format, the uploading fails.
And when the first judgment result shows that the format of the geographic information data is a set format, generating a mark of the geographic information data.
And associating the mark with the geographic information data, and storing the mark and the geographic information data to the cloud server.
In a specific embodiment, the set format includes a shp file format, an excel file format, a csv file format, and a tif file format.
The mark of the geographic information data is a Unique Identifier (UUID), and the data is transmitted through the UUID mark.
In order to manage the geographic information data in the distributed storage system and the cloud server and fully know the storage condition of the geographic information data, the method associates the mark with the geographic information data and stores the mark to the cloud server, and then further comprises:
extracting metadata information of the geographic information data; the metadata information comprises a space latitude and longitude range, a projection and a coding format.
And uploading the metadata information to the cloud server.
Storing the geographic information analysis result into a database of a cloud server according to the mark, and then further comprising:
acquiring data to be displayed corresponding to the mark according to the mark; the data to be displayed comprises geographic information data and a geographic information analysis result.
And determining a display style according to the type of the data to be displayed.
And displaying the data to be displayed in a map or a table by utilizing the browser according to the display style to realize the visualization of the data to be displayed.
In a specific embodiment, the thickness, shape and color of the dot line surface are displayed according to the vector data; the raster data shows the band and the color of the band.
The invention provides a cloud geographic information data analysis method, which further comprises the following steps:
acquiring a code segment input by a user in a browser; the code segment represents a processing procedure of the geographic information data; the processing process comprises the following steps: analyzing the geographic information data and visualizing the geographic information data.
And uploading the code segment to a cloud server.
And analyzing the code segment, and processing the geographic information data by adopting the analyzed code.
Specifically, an input code segment is written by using a python language; and packaging the processing process of the geographic information data into a function, and calling the function through a code segment to realize the processing of the geographic information data.
In order to ensure the accuracy of the code segment calling function, the method comprises the steps of acquiring the code segment input by the user in the browser, and then judging whether the code segment is correct or not to obtain a second judgment result.
And when the second judgment result shows that the code segment is correct, uploading the code segment to a cloud server.
When the second judgment result indicates that the code segment is incorrect, uploading fails.
The specific embodiment of the processing procedure for realizing the geographic information data by calling the function through the code segment is as follows:
the code segment for acquiring the user input in the browser is as follows:
landsat＝engine.Image('7e77b3db-1c00-4d60-b7f4-c5748d6ae72c')
print(landsat.name)
ndvi＝landsat.ndvi([4,3])
ndvi.add_to_map()
the processing procedure of the geographic information data is as follows:
geographic information data with a UUID label of "7 e77b3db-1c00-4d60-b7f4-c5748d6ae72 c" is obtained. And reading the geographic information data name and sending the geographic information data name to a browser for displaying. And analyzing the Vegetation coverage Index (NDVI) of the geographic information data, and realizing visualization.
The cloud geographic information data analysis method provided by the invention realizes the visual management of massive multi-source heterogeneous geographic information data. The method realizes the functions of one-stop geographic information data management, processing and analysis, such as online management, online viewing, online visualization, online statistics, online analysis, online secondary development and the like of observation data, vector data, raster data and sensor data. The cloud geographic information data analysis method provided by the invention reduces the geographic information data operation threshold. The common operations of online data statistics, cutting, transformation and the like are simple and visual. The geographic information data storage and calculation are all carried out at the cloud end, a user computer does not need to install any software, data in a cloud end server does not need to be downloaded to the local, and one-stop service can be achieved. And further, interaction between the user and the cloud system is realized.
Fig. 2 is a schematic structural diagram of a cloud geographic information data analysis system provided by the present invention, and as shown in fig. 2, the cloud geographic information data analysis system provided by the present invention includes: the system comprises a geographic information data acquisition module 201, a first mark acquisition module 202, an analysis module 203, an analysis result determination module 204 and a first storage module 205.
The geographic information data acquisition module 201 is configured to acquire geographic information data stored in a cloud server; the geographic information data is uploaded to a cloud server by a user through a browser.
The first tag obtaining module 202 is configured to obtain a tag corresponding to the geographic information data.
The analysis module 203 is used for determining an analysis method according to the type and the quantity of the geographic information data; the analysis method comprises buffer area analysis, cutting, vegetation coverage index calculation and slope direction and correlation calculation.
The analysis result determining module 204 is configured to analyze the geographic information data by using the analysis method to obtain a geographic information analysis result.
The first storage module 205 is configured to store the geographic information analysis result in a database of the cloud server according to the mark.
The invention provides a cloud geographic information data analysis system, which is characterized by further comprising: the device comprises a first judgment module, an uploading failure determination module, a mark generation module, a second storage module, a metadata information extraction module, a metadata information uploading module, a to-be-displayed data acquisition module, a display style determination module, a visualization module, a code segment acquisition module, a code segment uploading module and a code segment processing module.
The first judgment module is used for judging whether the format of the geographic information data uploaded by the user by using the browser is a set format or not to obtain a first judgment result.
The uploading failure determining module is used for failing to upload when the first judgment result shows that the format of the geographic information data is not the set format.
The mark generating module is used for generating a mark of the geographic information data when the first judgment result shows that the format of the geographic information data is a set format.
The second storage module is used for associating the mark with the geographic information data and storing the mark and the geographic information data to the cloud server.
The metadata information extraction module is used for extracting metadata information of the geographic information data; the metadata information comprises a space latitude and longitude range, a projection and a coding format.
And the metadata information uploading module is used for uploading the metadata information to the cloud server.
The data to be displayed acquisition module is used for acquiring data to be displayed corresponding to the mark according to the mark; the data to be displayed comprises geographic information data and a geographic information analysis result.
And the display style determining module is used for determining a display style according to the type of the data to be displayed.
And the visualization module is used for displaying the data to be displayed in a map or a table by utilizing the browser according to the display style so as to realize the visualization of the data to be displayed.
The code segment acquisition module is used for acquiring a code segment input by a user in a browser; the code segment represents a processing procedure of the geographic information data; the processing process comprises the following steps: analyzing the geographic information data and visualizing the geographic information data.
The code segment uploading module is used for uploading the code segment to a cloud server.
And the code segment processing module is used for analyzing the code segments and processing the geographic information data by adopting the analyzed codes.
According to the cloud geographic information data analysis system provided by the invention, all modules complement each other to realize cloud management and analysis of geographic information data; the modules are independent in function, only data transmission is involved among the modules, data transmission is achieved without really transferring data, only UUID identification corresponding to the data is transmitted, and the same data can be called among the modules according to self requirements through the identification.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. For the system disclosed by the embodiment, the description is relatively simple because the system corresponds to the method disclosed by the embodiment, and the relevant points can be referred to the method part for description.
The principles and embodiments of the present invention have been described herein using specific examples, which are provided only to help understand the method and the core concept of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (10)
1. A cloud geographic information data analysis method is characterized by comprising the following steps:
acquiring geographic information data stored in a cloud server; the geographic information data is uploaded to a cloud server by a user through a browser;
acquiring a mark corresponding to the geographic information data;
determining an analysis method according to the type and the quantity of the geographic information data; the analysis method comprises the steps of buffer area analysis, cutting, vegetation coverage index calculation and slope direction and correlation calculation;
analyzing the geographic information data by adopting the analysis method to obtain a geographic information analysis result;
and storing the geographic information analysis result into a database of a cloud server according to the mark.
2. The cloud geographic information data analysis method of claim 1, wherein the obtaining geographic information data in a cloud server further comprises:
judging whether the format of the geographic information data uploaded by the user by using the browser is a set format or not to obtain a first judgment result;
when the first judgment result shows that the format of the geographic information data is not the set format, uploading fails;
when the first judgment result shows that the format of the geographic information data is a set format, generating a mark of the geographic information data;
and associating the mark with the geographic information data, and storing the mark and the geographic information data to the cloud server.
3. The cloud geographic information data analysis method of claim 2, wherein the associating the tag with the geographic information data, storing to the cloud server, further comprises:
extracting metadata information of the geographic information data; the metadata information comprises a space longitude and latitude range, a projection and a coding format;
and uploading the metadata information to the cloud server.
4. The cloud geographic information data analysis method of claim 1, wherein the storing the geographic information analysis result in a database of a cloud server according to the tag further comprises:
acquiring data to be displayed corresponding to the mark according to the mark; the data to be displayed comprises geographic information data and a geographic information analysis result;
determining a display style according to the type of the data to be displayed;
and displaying the data to be displayed in a map or a table by utilizing the browser according to the display style to realize the visualization of the data to be displayed.
5. The cloud geographic information data analysis method of any one of claims 1-4, further comprising:
acquiring a code segment input by a user in a browser; the code segment represents a processing procedure of the geographic information data; the processing process comprises the following steps: analyzing the geographic information data and visualizing the geographic information data;
uploading the code segment to a cloud server;
and analyzing the code segment, and processing the geographic information data by adopting the analyzed code.
6. A cloud geographic information data analysis system, comprising:
the geographic information data acquisition module is used for acquiring geographic information data stored in the cloud server; the geographic information data is uploaded to a cloud server by a user through a browser;
the first mark acquisition module is used for acquiring a mark corresponding to the geographic information data;
the analysis module is used for determining an analysis method according to the type and the quantity of the geographic information data; the analysis method comprises the steps of buffer area analysis, cutting, vegetation coverage index calculation and slope direction and correlation calculation;
the analysis result determining module is used for analyzing the geographic information data by adopting the analysis method to obtain a geographic information analysis result;
and the first storage module is used for storing the geographic information analysis result into a database of a cloud server according to the mark.
7. The cloud geographic information data analysis system of claim 6, further comprising:
the first judgment module is used for judging whether the format of the geographic information data uploaded by the user by using the browser is a set format or not to obtain a first judgment result;
the uploading failure determining module is used for failing to upload when the first judgment result shows that the format of the geographic information data is not the set format;
the mark generation module is used for generating a mark of the geographic information data when the first judgment result shows that the format of the geographic information data is a set format;
and the second storage module is used for associating the mark with the geographic information data and storing the mark and the geographic information data to the cloud server.
8. The cloud geographic information data analysis system of claim 7, further comprising:
the metadata information extraction module is used for extracting metadata information of the geographic information data; the metadata information comprises a space longitude and latitude range, a projection and a coding format;
and the metadata information uploading module is used for uploading the metadata information to the cloud server.
9. The cloud geographic information data analysis system of claim 6, further comprising:
the data to be displayed acquisition module is used for acquiring the data to be displayed corresponding to the mark according to the mark; the data to be displayed comprises geographic information data and a geographic information analysis result;
the display style determining module is used for determining a display style according to the type of the data to be displayed;
and the visualization module is used for displaying the data to be displayed in a map or a table by utilizing the browser according to the display style so as to realize the visualization of the data to be displayed.
10. The cloud geographic information data analysis system of any one of claims 6-9, further comprising:
the code segment acquisition module is used for acquiring a code segment input by a user in a browser; the code segment represents a processing procedure of the geographic information data; the processing process comprises the following steps: analyzing the geographic information data and visualizing the geographic information data;
the code segment uploading module is used for uploading the code segment to a cloud server;
and the code segment processing module is used for analyzing the code segments and processing the geographic information data by adopting the analyzed codes.
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