CN108388620A - A kind of approval for land use Survey data processing information system - Google Patents
A kind of approval for land use Survey data processing information system Download PDFInfo
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- CN108388620A CN108388620A CN201810140241.4A CN201810140241A CN108388620A CN 108388620 A CN108388620 A CN 108388620A CN 201810140241 A CN201810140241 A CN 201810140241A CN 108388620 A CN108388620 A CN 108388620A
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/29—Geographical information databases
Abstract
The invention discloses a kind of approval for land use Survey data processing information system, which includes：Field data acquisition module, the measurement data for receiving total powerstation, in conjunction with user-defined brevity code mapping table, automatic compilation topographic map；Data processing module, data processing for approval for land use mapping, including management project land used boundary mark information, form boundary location range vector data, pass through the topological analysis of boundary location range and Land use spatial database, automatically the ground category information that project is related to is calculated, while the geoanalysis processing of vector data is provided；In conjunction with design of exchange middleware, the data exchange of multiple format is carried out；Using different coordinates land red-line coordinate points to carrying out polynomial interpolation, coordinate conversion is completed；Result output module, for exporting the report of approval for land use surveying and mapping result, approval for land use graph and attachment.Take into account ground investigation delimit, the data processing of information system of the soils classes mapping such as soil preliminary hearing mapping, reached automation, high integration target.
Description
Technical field
This application involves mapping information processing technology field more particularly to a kind of approval for land use Survey data processing information systems
System.
Background technology
Approval for land use mapping is taken for the technology that land administration department provides science, accurate basic data is carried out
It works work, including soil preliminary hearing mapping, ground investigation delimit and the contents such as measure.
It is domestic at present to be focused primarily upon in the work in terms of ground investigation delimits measurement about the research of approval for land use mapping
Hold, includes from the part of the survey design integrations such as survey design integration mapping automatically, land use classes statistics, coordinate data format conversion
Work conducts a research, and has developed corresponding auxiliary tool or production system, and researched and developed based on AutoCad and ArcEngine
Ground investigation delimits system.This two classes development system it is all different degrees of improve operating efficiency, pushed approval for land use mapping
Information-based development, but there is also integrated level is not high, need to rely on multiple third-party platforms, and Data Format Transform is frequently and not
It can realize that figure belongs to integration, be unfavorable for the problems such as further data analysis and application, urgent need to resolve.
Invention content
The present invention provides a kind of approval for land use Survey data processing information systems, to solve soil in the prior art
That there is integrated levels is not high for examination ＆ approval mapping processing system, need to rely on multiple third-party platforms, and Data Format Transform frequently and fails
It realizes that figure belongs to integration, is unfavorable for the problem of further data analysis is with the problems such as application.
Its specific technical solution is as follows：
A kind of approval for land use Survey data processing information system, the system comprises：
Field data acquisition module, the measurement data for receiving total powerstation, and the mapping relations of brevity code and EPS codings are established,
In conjunction with user-defined brevity code mapping table, matching EPS is encoded, and according to the automatic compilation topographic map of connection code in the brevity code；
Data processing module, for the data processing of approval for land use mapping, including management project land used boundary mark information, shape
Project is calculated by the topological analysis of boundary location range and Land use spatial database automatically at boundary location range vector data
The ground category information that land used is related to, and earth polygon line is drawn, according to land area, category information carries out area check over the ground, in conjunction with number
According to conversion middleware, the data exchange of multiple format is carried out, national coordinate system and local coordinate system land red-line coordinate points are utilized
To carrying out polynomial interpolation, completion coordinate conversion specifically includes local coordinate system topographic map data being transformed into national coordinate system,
Or national coordinate system figure spot line is transformed into two aspect of local coordinate system；According to land used range, 1 be related to is calculated：500、1：1
Map sheets No. ten thousand, and a key exports framing figure；
Result output module, for exporting the report of approval for land use surveying and mapping result, approval for land use graph and attachment.
Optionally, the field data acquisition module includes：
Communication unit, for passing through serial port communication technology with total powerstation and mobile device into row data communication, to whole station
Instrument sends measurement instruction, and operates total powerstation and receive the measurement data of total powerstation；
Brevity code administrative unit, for establish brevity code and EPS coding between mapping relations, wherein the brevity code include by
The connection code composition of the brevity code of one character and one or more characters；
Field data plotting unit, for combining user-defined brevity code mapping table, matching EPS to encode, and according to even
Jointer carries out automatic compilation topographic map.
Optionally, the data processing module, including：
Boundary mark administrative unit is used for management project land used boundary mark information, forms boundary location range vector data；
Vector data processing unit, for the statistics of class over the ground and cutting, intersection, merging, erasing, symmetrical analysis, same
Property analysis, data update carry out the data exchange of multiple format in conjunction with design of exchange middleware；Ground alanysis function, for leading to
The topological analysis of boundary location range and Land use spatial database is crossed, calculates the ground category information that project land used is related to automatically, and
Draw earth polygon line；
Area checks unit, for checking statistical result, is eliminated in ground area ratio because carry, different coordinates contract
It puts, gross area difference caused by the reasons such as different ellipsoid benchmark, and realizes that figure belongs to linkage；
Coordinate transformation unit is used for using national coordinate system and local coordinate system land red-line coordinate points to carrying out multinomial
Interpolation completes coordinate conversion, specifically includes local coordinate system topographic map data being transformed into national coordinate system, or country is sat
Mark system figure spot line is transformed into two aspect of local coordinate system；.
Optionally, the vector data processing unit is specifically used for after the completion of driving registration by OGR, opening figure layer
File creates destination file, configures processing parameter, carries out figure layer topology calculating, and result of calculation is split multi-part element, is carried out
Area is reruned, and data source is closed.
Optionally, the data processing module is related to figure corridor specifically for establishing land used, record be related to sheet designation and
Center point coordinate is obtained, according to sheet designation, handles map sheet combination table, and double converse sequencings are carried out according to center point coordinate, from
It moves setting figure corridor information and cuts output parameter, export framing figure.
Approval for land use Survey data processing information system provided by the present invention takes full advantage of GDAL/OGR and increases income library etc.
Technology takes into account the data processing of information system for the soils class mappings such as ground investigation is delimited, soil preliminary hearing is surveyed and drawn, has reached automatic
Change, the target of high integration data processing.Standard, specification and figure belong to the outcome data of linkage, facilitate and carry out data analysis and answer
With further promotion surveying and mapping data networked services ability.
Description of the drawings
Fig. 1 is a kind of one of structural schematic diagram of approval for land use Survey data processing information system in the embodiment of the present invention；
Fig. 2 is a kind of second structural representation of approval for land use Survey data processing information system in the embodiment of the present invention；
Fig. 3 is vector data processing unit realization principle flow chart in the embodiment of the present invention；
Fig. 4 is width figure output method flow chart in the embodiment of the present invention.
Specific implementation mode
Technical solution of the present invention is described in detail below by attached drawing and specific embodiment, it should be understood that this hair
Particular technique feature in bright embodiment and embodiment is the explanation to technical solution of the present invention, rather than is limited, not
In the case of conflict, the particular technique feature in the embodiment of the present invention and embodiment can be combined with each other.
It is as shown in Figure 1 a kind of approval for land use Survey data processing information system in the embodiment of the present invention, which includes：
Field data acquisition module 101, data processing module 102, result output module 103.
Field data acquisition module 101, the measurement data for receiving total powerstation, and the mapping for establishing brevity code and EPS codings is closed
System, in conjunction with user-defined brevity code mapping table, matching EPS is encoded, and according to the automatic compilation landform of connection code in the brevity code
Figure；
Data processing module 102, for the data processing of approval for land use mapping, including management project land used boundary mark letter
Breath forms boundary location range vector data and is calculated automatically by the topological analysis of boundary location range and Land use spatial database
The ground category information that project land used is related to, and earth polygon line is drawn, according to land area, category information carries out area check, knot over the ground
Design of exchange middleware is closed, the data exchange of multiple format is carried out, is sat using national coordinate system and local coordinate system land red-line
Punctuate completes coordinate conversion, specifically includes local coordinate system topographic map data being transformed into national seat to carrying out polynomial interpolation
Mark system, or national coordinate system figure spot line is transformed into two aspect of local coordinate system；According to land used range, 1 be related to is calculated：
500、1：Map sheets No. 10000, and a key exports framing figure；
Result output module 103, for exporting the report of approval for land use surveying and mapping result, approval for land use graph and attachment.
Within the system, the field data acquisition module 101 is realized in a manner of total powerstation polar coordinate measurement in conjunction with mobile device
The rapid data collection drawn when surveying.Including data communication, brevity code setting with management and three functions of field data plotting, this
Three functions correspond to three units respectively, specifically as shown in Fig. 2, the field data acquisition module 101 includes：
Communication unit 201, for passing through serial port communication technology and total powerstation and mobile device into row data communication, Xiang Quan
Instrument of standing sends measurement instruction, and operates total powerstation and receive the measurement data of total powerstation；
Brevity code administrative unit 202, for establishing the mapping relations between brevity code and EPS codings, wherein the brevity code includes
It is made of the brevity code of character and the connection code of one or more characters；
Field data plotting unit 203, for combining user-defined brevity code mapping table, matching EPS to encode, and according to
It connects code and carries out automatic compilation topographic map.
Further, in embodiments of the present invention, data processing module 102 is the nucleus module of system, includes mainly boundary location
Point management, map sheet number calculate, vector data processing, area is checked and the functions such as coordinate conversion.The data processing module in fig. 2
102 include：
Boundary mark administrative unit 204 is used for management project land used boundary mark information, forms boundary location range vector data；
Vector data processing unit 205, for the statistics of class over the ground and cuttings, intersection, merging, erasing, symmetrical analysis, together
The analysis of one property, data update carry out the data exchange of multiple format in conjunction with design of exchange middleware；Ground alanysis function, is used for
By the topological analysis of boundary location range and Land use spatial database, the ground category information that project land used is related to is calculated automatically,
And draw earth polygon line；；
Area checks unit 206, for checking statistical result, is eliminated because of carry, different coordinates in ground area ratio
Gross area difference caused by scaling, different ellipsoid benchmark reasons, and realize that figure belongs to linkage；
Coordinate transformation unit 207, for more to carrying out using national coordinate system and local coordinate system land red-line coordinate points
Formula interpolation completes coordinate conversion, specifically includes local coordinate system topographic map data being transformed into national coordinate system, or by state
Family's coordinate system figure spot line is transformed into two aspect of local coordinate system；.
The vector data processing unit 205 is the vector data geoanalysis method based on the libraries GDAL/OGR in the present invention
It realizes, GDAL is a library of the increasing income operations such as be specially read out, convert, editing to raster spatial data, and OGR is GDAL
One branch of purpose, function is similar with GDAL, provides support and operation to vector data.GDAL/OGR is as one outstanding
It increases income library, provides the second development interface of standard, including reading, write-in, conversion, a variety of grid/vector data forms of processing,
The source code for providing full disclosure simultaneously, the Function Extension that secondary development and bottom are carried out for user provide very high starting point.
This method researches and develops vector data analysis model using the libraries OGR, and specific implementation can be carried out according to method flow as shown in Figure 3
It calculates, this method flow includes：
S301, OGR driving registration；
S302 determines whether successfully to open figure layer file；
If success, executes S303, if failure, executes S308.
S303 determines whether to successfully create destination file；
S304 is executed if success, if failure, executes S308.
S304 configures processing parameter；
Whether S305, the calculating of process decision chart etale topology succeed；
If so, S306 is executed, if failure, executes S308.
S306 splits multi-part element；
S307, area are reruned；
S308 closes data source.
Further, traditional approval for land use surveys and draws the framing figure way of output when map sheet is divided, and can break up graphical element,
It is detached with annotation so as to cause figure, when the element is related to multiple map sheets, needs manually processing such as landform annotation, elevation one by one
The elements such as point, earth polygon, boundary mark；Ground investigation delimit figure need to be numbered according to anti-S types, need the map title to each width figure,
The mosaic in the upper left corner etc. carries out manual edit, error-prone the case where more plot.It is deposited to solve traditional work mode
The drawbacks of, this method belongs to integrated advantage using EPS figures, by masterplate custom technology, by earth polygon, boundary mark, point
The carry out nested designs of the elements such as width figure mapborder realize symbol automatic marking and across map sheet element by being mounted with extended attribute
It automatically processes.Specific processing method flow as shown in Figure 4, the output flow are as follows：
S401 establishes land used and is related to figure corridor；
S402, record are related to sheet designation；
S403 obtains figure corridor center point coordinate；
S404 handles map sheet combination table；
S405 carries out double converse sequencings to figure corridor center point coordinate；
S406, setting figure corridor information；
S407, setting is cut and output parameter；
S408 exports framing figure.
For to sum up, approval for land use Survey data processing information system provided by the present invention takes full advantage of GDAL/OGR
Increase income the technologies such as library, take into account ground investigation delimit, the data processing of information system of the soils class mapping such as soil preliminary hearing mapping, reach
The target of automation, high integration data processing.Standard, specification and figure belong to the outcome data of linkage, facilitate and carry out data point
Analysis and application, further promote surveying and mapping data networked services ability.
Although the preferred embodiment of the application has been described, one of ordinary skilled in the art once knows substantially
Creative concept, then additional changes and modifications may be made to these embodiments.It is wrapped so the following claims are intended to be interpreted as
It includes preferred embodiment and falls into all change and modification of the application range, including vertex is determined using special symbol, label
Equal changes mode.
Obviously, those skilled in the art can carry out the application essence of the various modification and variations without departing from the application
God and range.In this way, if these modifications and variations of the application belong to the range of the application claim and its equivalent technologies
Within, then the application is also intended to include these modifications and variations.
Claims (5)
1. a kind of approval for land use Survey data processing information system, which is characterized in that the system comprises：
Field data acquisition module, the measurement data for receiving total powerstation, and the mapping relations of brevity code and EPS codings are established, in conjunction with
User-defined brevity code mapping table, matching EPS codings, and according to the automatic compilation topographic map of connection code in the brevity code；
Data processing module forms boundary for the data processing of approval for land use mapping, including management project land used boundary mark information
Location range vector data calculates project land used automatically by the topological analysis of boundary location range and Land use spatial database
The ground category information being related to, and earth polygon line is drawn, according to land area, category information carries out area check over the ground, turns in conjunction with data
Change middleware, carry out the data exchange of multiple format, using national coordinate system and local coordinate system land red-line coordinate points into
Row polynomial interpolation completes coordinate conversion, specifically includes local coordinate system topographic map data being transformed into national coordinate system, or
National coordinate system figure spot line is transformed into two aspect of local coordinate system；According to land used range, 1 be related to is calculated：500、1：10000 figures
Width number, and a key exports framing figure；
Result output module, for exporting the report of approval for land use surveying and mapping result, approval for land use graph and attachment.
2. the system as claimed in claim 1, which is characterized in that the field data acquisition module includes：
Communication unit, for, into row data communication, being sent out to total powerstation by serial port communication technology and total powerstation and mobile device
Measurement instruction is sent, and operates total powerstation and receives the measurement data of total powerstation；
Brevity code administrative unit, for establishing the mapping relations between brevity code and EPS codings, wherein the brevity code includes by one
The connection code composition of the brevity code of character and one or more characters；
Field data plotting unit, for combining user-defined brevity code mapping table, matching EPS to encode, and according to connection code
Carry out automatic compilation topographic map.
3. the system as claimed in claim 1, which is characterized in that the data processing module, including：
Boundary mark administrative unit is used for management project land used boundary mark information, forms boundary location range vector data；
Vector data processing unit, for the statistics of class over the ground and cutting, intersection, merging, erasing, symmetrical analysis, homogeneity point
Analysis, data update carry out the data exchange of multiple format in conjunction with design of exchange middleware；Ground alanysis function, for passing through boundary
The topological analysis of location range and Land use spatial database calculates the ground category information that project land used is related to, and draws automatically
Earth polygon line；
Area checks unit, for checking statistical result, is eliminated in ground area ratio because carry, different coordinates scale, no
With gross area difference caused by ellipsoid benchmark reason, and realize that figure belongs to linkage；
Coordinate transformation unit is used for using national coordinate system and local coordinate system land red-line coordinate points to carrying out in multinomial
It inserts, completes coordinate conversion, specifically include and local coordinate system topographic map data is transformed into national coordinate system, or by state coordinate
It is that figure spot line is transformed into two aspect of local coordinate system.
4. system as claimed in claim 3, which is characterized in that the vector data processing unit, specifically for passing through OGR
After the completion of driving registration, figure layer file is opened, creates destination file, configures processing parameter, figure layer topology calculating is carried out, will calculate
As a result multi-part element is split, area is carried out and reruns, close data source.
5. system as claimed in claim 3, which is characterized in that the data processing module is related to specifically for establishing land used
Figure corridor, record are related to sheet designation and obtain center point coordinate, according to sheet designation, handle map sheet combination table, and in
Heart point coordinates carries out double converse sequencings, automatic setting figure corridor information and cuts output parameter, exports framing figure.
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| CN201810140241.4A CN108388620B (en) | 2018-02-11 | 2018-02-11 | Land approval surveying and mapping data processing information system |
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| CN111143624A (en) * | 2019-08-28 | 2020-05-12 | 珠海市测绘院 | Land approval surveying and mapping data-oriented adaptive calculation rule base matching method and system |
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| CN113032513A (en) * | 2021-05-21 | 2021-06-25 | 北京数字政通科技股份有限公司 | Slicing method and rendering method for spatial geographic data |
| CN113486105A (en) * | 2021-07-15 | 2021-10-08 | 广州城市规划技术开发服务部有限公司 | Natural resource historical service data integration method and device for CIM |
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| CN114238239A (en) * | 2021-12-21 | 2022-03-25 | 河南省鑫源土地科技有限责任公司 | Survey delimitation report generation method, system and device based on python and storage medium |
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Inventor after: Li Wangmin Inventor after: Zeng Shisheng Inventor after: Lu Shanglong Inventor after: Yuan Fachang Inventor after: Ma Defu Inventor after: Li Bin Inventor after: He Fujiu Inventor after: Gao Chunhui Inventor after: Li Jinlu Inventor after: Liu Yanan Inventor before: Li Wangmin |
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