CN101866354A - Method and device for achieving geographic information synchronous retrieval by using file catalog - Google Patents
Method and device for achieving geographic information synchronous retrieval by using file catalog Download PDFInfo
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- CN101866354A CN101866354A CN201010195797A CN201010195797A CN101866354A CN 101866354 A CN101866354 A CN 101866354A CN 201010195797 A CN201010195797 A CN 201010195797A CN 201010195797 A CN201010195797 A CN 201010195797A CN 101866354 A CN101866354 A CN 101866354A
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Abstract
The invention discloses a method and a device for achieving synchronous retrieval of geographic information by using a file catalog, solving the problem that the GIS is less applied in the prior art. The method disclosed by the invention comprises the following steps: retrieving in a GIS file catalog according to input terms to obtain matched catalog information; obtaining a matched GIS pattern according to a public incidence relation among the catalog information, a GIS pattern and drawing information; and carrying out calling operation based on the matched GIS pattern to obtain matched drawing information. Since the GIS pattern and the drawing information are obtained through grading retrieval from the catalog information to the GIS pattern and then to the pattern information, so that the application of the GIS is enhanced.
Description
Technical field
The invention belongs to computer realm, the archives catalog that utilizes is particularly realized the method and the device of geographic information synchronous retrieval.
Background technology
(Geographic Information System, geographic information system) GIS is a computer system of obtaining, store, understand, show organized spatial information.The generation of GIS and development come from the subject of many different application purposes, comprise cartography, geography, geologic survey, environmental management, city planning etc.At present, GIS has become the necessary tool of all these professional domains.
After geographical infosystem was set up, geography information no longer only was isolated on the unit, but had formed storage and the environment of visiting geography information on network.Certainly, great variation is also taking place in its function and application scope of Geographic Information System.The impact that this variation brought is very huge, and as a kind of powerful message reference ability is provided by the networking, but prior influence is to be the integrated possibility that provides of the aggregation of data of separate sources by network.But the application to GIS in the prior art is also less.
Summary of the invention
In order to solve problem also less to the application of GIS in the prior art, the embodiment of the invention provides a kind of method of utilizing archives catalog to realize geographic information synchronous retrieval, comprising:
The directory information that obtains mating retrieved in term according to input in the GIS archives catalog;
According to the public incidence relation of directory information, GIS figure and drawing information, the GIS figure that obtains mating carries out the drawing information that call operation obtains mating based on the GIS figure that mates.
The embodiment of the invention also provides a kind of device that utilizes archives catalog to realize geographic information synchronous retrieval simultaneously, comprising:
Retrieval module is used for retrieving the directory information that obtains mating at the GIS archives catalog according to the term of input;
Calling module is used for the public incidence relation according to directory information, GIS figure and drawing information, and the GIS figure that obtains mating carries out the drawing information that call operation obtains mating based on the GIS figure that mates.
The specific embodiments that is provided by the invention described above just because of by obtaining GIS figure and drawing information by the retrieval stage by stage of directory information to the GIS figure to drawing information, makes the application of having strengthened GIS as can be seen.
Description of drawings
Fig. 1 is the first embodiment method flow diagram provided by the invention;
Fig. 2 is the second embodiment device structural drawing provided by the invention.
Embodiment
First embodiment provided by the invention is a kind of method of utilizing archives catalog to realize geographic information synchronous retrieval, at first need to set up a file store that comprises directory information, can realize with the form of file tree type node in this file store, under a directory root node, having defined different types of archives node is two different types of archives kinds as " astronomy, triangle, tracerse point achievement catalogue " and " topomap achievement catalogue ", belongs to " point " type archives and " framing " type archives respectively.A data node comprises many catalogue information, and the directory information that data node comprises is for one deck directory information, and back end is the node of least significant end.The child node of " topomap achievement catalogue " node " 1: 50 ten thousand topomap achievement catalogue issue list in volume " node and child node " 1: 50 ten thousand topomap achievement catalogue issue list in volume " are also distinguished corresponding two-layer directory information equally.Corresponding every catalogue information all comprises a common parameter, present embodiment is to adopt the sheet designation field as common parameter, a catalogue information in the back end " 1: 50 ten thousand topomap achievement catalogue issue list in volume " for example, its sheet designation is I-49-B.Simultaneously catalogue information in the back end " 1: 50 ten thousand topomap achievement catalogue issue list in volume " and 1: 50 I-49-B-1970.jpg of drawing information “ Server map Tu Zhi dxt " be hooked together by sheet designation I-49-B.
Also need simultaneously to set up a GIS database, comprise the GIS data that are used to form the GIS figure in the GIS database, define the binding relationship of GIS data and sheet designation simultaneously.The GIS figure can be divided into different figure layers.A figure layer is the geographical directoried data set with common theme or type, for example shore line, road, landform, cities and towns, public land.In order to make a map, need to select basic figure layer usually, basic figure layer is key figure layer set (is exactly two different figure layers as seashore line chart layer, mileage chart layer) normally, again the figure layer of stack selection.Usually, the figure layer comprises following two types: vector data figure layer and raster data figure layer.
Vector data is made up of point, line, polygon object.These class data are stored in the data of database table usually, and each record in the table is all comprising the attribute of object in the space, comprises the position.Directory information in " astronomy, triangle, tracerse point achievement catalogue " is a vector data.
Raster data comes the representation space object distribution, the attributive character of each the data representation object in the array by the pixel array of rule.Raster data such as satellite image, digital airborne photography photograph etc.The spectroscopic data of photologging is the summation of all object spectrum radiation in each pairing ground of pixel table section.Raster data record be data itself, and position data can number convert corresponding coordinate to by the ranks of attribute data correspondence.For example the directory information in " 1: 50 ten thousand topomap achievement catalogue issue list in volume " is a raster data.
A GIS figure comprises a plurality of basic compositions unit, and the GIS database comprises many GIS data, and every GIS data form a basic composition unit (as a point, a line, a grid) of GIS figure.
File store and GIS database based on above-mentioned directory information can realize utilizing the GIS method of retrieval synchronously, and method flow comprises as shown in Figure 1:
Step 101: select 2 data nodes, the directory information that obtains 2 layers of coupling retrieved in the input term.
As select node " astronomy, triangle, tracerse point achievement catalogue issue list in volume " and " 1: 50 ten thousand topomap achievement catalogue issue list in volume ", input term " Henan " can obtain 2 layers of directory information that mates with " Henan ".The common parameter of the directory information that retrieval " astronomy, triangle, tracerse point achievement catalogue are issued list in volume " obtains is that key word is " period " for example 180315, the common parameter of the directory information that retrieval " 1: 50 ten thousand topomap achievement catalogue issue list in volume " obtains is that key word is " sheet designation ", for example " I-49-B ".
Step 102: " period " or " sheet designation " total according to directory information, GIS figure and drawing information obtains the part of 2 layers of GIS figure coupling and carries out overlap-add procedure.
The directory information of " astronomy, triangle, tracerse point achievement catalogue " and GIS figure are realized corresponding by total " period ".The directory information and the GIS figure of " 1: 50 ten thousand topomap achievement catalogue issue list in volume " are realized corresponding by total " sheet designation ".Respectively corresponding 2 layers of GIS figure of 2 layers of directory information in " astronomy, triangle, tracerse point achievement catalogue " and " 1: 50 ten thousand topomap achievement catalogue issue list in volume " node, the GIS figure that the 1st layer of GIS figure is whole 100 catalogue information correspondences of " astronomy, triangle, tracerse point achievement catalogue " node is " points of 100 black ", retrieves the result for retrieval that obtains according to 180315,200653 etc. 10 " periods " and is " points of 10 black in the point of 100 black " in the GIS graphical representation; The 2nd layer is that the GIS figure of whole 80 catalogue information correspondences of " 1: 50 ten thousand topomap achievement catalogue issue list in volume " node is " 80 squares ", retrieves the result for retrieval that obtains according to 4 sheet designations such as I-49-B and show as " squares of 4 yellow " at GIS in figure.With the 1st layer of GIS figure and the 2nd layer of GIS figure GIS figure compatible portion after the stack that obtains that superposes, show as " points of the square of 4 yellow and 10 black ".
Step 103: the part based on the GIS figure coupling that superposes is carried out call operation, the drawing information that obtains mating.
The part of the GIS figure coupling after stack is carried out call operation, as carrying out the drawing information call operation based on " square of 1 yellow " in " squares of 4 yellow ", obtain drawing information " Server the map drawing dxt 1: 50 I-49-B-1970.jpg ", similarly carry out the drawing information call operation, obtain other 2 different drawing informations based on other " squares of 2 yellow " in " squares of 4 yellow ".
In the present embodiment, support the directory information of different editions, after the term of input is retrieved in archives catalog, same term can obtain many catalogue information, every the catalogue packets of information is drawn together a plurality of versions, article one, the GIS figure of the different editions correspondence of catalogue information is identical, for example for directory information in " 1: 50 ten thousand topomap achievement catalogue issue list in volume " node, be divided into version in 1970 and nineteen ninety version, can obtain the directory information of these two versions after the retrieval, simultaneously identical for the GIS figure after the coupling of two version correspondences of same catalogue information, version in 1970 and nineteen ninety version the respectively corresponding version in 1970 of directory information drawing information and nineteen ninety version drawing information.
Obtain showing as be the GIS figure of " points of the square of 4 yellow and 10 black " after, can be based on this GIS figure, carry out call operation, to retrieve the directory information that " Henan " obtain shows in this GIS figure, if during concrete operations, directory information is the directory information of many versions, then shows the directory information of many versions in this GIS figure, as show version in 1970 and nineteen ninety version directory information.
Second embodiment provided by the invention is a kind of device that utilizes archives catalog to realize geographic information synchronous retrieval, and its structure comprises as shown in Figure 2:
Further, retrieval module 201 also is used to a plurality of the release directory information that obtain mating;
Further, calling module 202 also is used for carrying out call operation based on the GIS figure, and the directory information that retrieval is obtained shows in the GIS figure.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.
Claims (10)
1. a method of utilizing archives catalog to realize geographic information synchronous retrieval is characterized in that, comprising: the directory information that obtains mating retrieved in the term according to input in Geographic Information System GIS archives catalog;
According to the public incidence relation of directory information, GIS figure and drawing information, the GIS figure that obtains mating carries out the drawing information that call operation obtains mating based on the GIS figure that mates.
2. the method for claim 1 is characterized in that, the directory information that obtains mating is specially:
The a plurality of the release directory information that obtain mating;
According to the public incidence relation of directory information, Geographic Information System GIS figure and drawing information, the GIS figure that obtains mating, carry out the drawing information that call operation obtains mating based on the GIS figure of coupling and be specially:
The corresponding corresponding a plurality of drawing informations of many versions according to identical, same the catalogue information of GIS figure of the different editions correspondence of same catalogue information, obtain identical coupling GIS figure, carry out the drawing information that call operation obtains a plurality of couplings based on the GIS figure of this coupling.
3. the method for claim 1 is characterized in that, the directory information that obtains mating is specially:
The multilayer directory information that obtains mating;
According to the incidence relation of directory information, GIS figure, the GIS figure that obtains mating is specially:
According to the incidence relation of multilayer directory information and multilayer GIS figure, obtain the GIS figure of multilayer coupling, the GIS figure that the GIS figure of multilayer coupling is superposeed and mates after the stack that obtains.
4. the method for claim 1 is characterized in that, carries out the drawing information that call operation obtains mating based on the GIS figure of coupling and is specially:
Selected part from a plurality of GIS figures of coupling carries out call operation based on the GIS figure of choosing and obtains corresponding drawing information.
5. the method for claim 1, it is characterized in that, common parameter according in the directory information of coupling calls GIS graphical information with identical common parameter and the drawing information with identical common parameter, the GIS graphical information that obtains mating and the drawing information of coupling.
6. the method for claim 1 is characterized in that, carries out call operation based on the GIS figure, and the directory information that retrieval is obtained shows in the GIS figure.
7. method as claimed in claim 6 is characterized in that, the directory information that retrieval is obtained shows in the GIS figure and is specially:
Many the release directories information that retrieval is obtained shows in the GIS figure.
8. a device that utilizes archives catalog to realize geographic information synchronous retrieval is characterized in that, comprising:
Retrieval module is used for retrieving the directory information that obtains mating at Geographic Information System GIS archives catalog according to the term of input;
Calling module is used for the public incidence relation according to directory information, GIS figure and drawing information, and the GIS figure that obtains mating carries out the drawing information that call operation obtains mating based on the GIS figure that mates.
9. device as claimed in claim 8 is characterized in that, retrieval module also is used to a plurality of the release directory information that obtain mating;
Calling module, also be used for the corresponding corresponding a plurality of drawing informations of many versions according to identical, same the catalogue information of GIS figure of the different editions correspondence of same catalogue information, obtain identical coupling GIS figure, carry out the drawing information that call operation obtains a plurality of couplings based on the GIS figure of this coupling.
10. device as claimed in claim 8 is characterized in that, calling module also is used for carrying out call operation based on the GIS figure, and the directory information that retrieval is obtained shows in the GIS figure.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102737076A (en) * | 2011-08-26 | 2012-10-17 | 新奥特（北京）视频技术有限公司 | Method and system for structuring geographical vector-data data tree |
| CN104021211A (en) * | 2014-06-19 | 2014-09-03 | 中国农业科学院农业资源与农业区划研究所 | Method for generating notes of soil spatial data graph |
| CN104317972A (en) * | 2014-11-19 | 2015-01-28 | 国家电网公司 | Dynamic layer induction method and system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101051077A (en) * | 2006-04-03 | 2007-10-10 | 上海市闸北区绿化管理局 | Satellite positioning, remote sensing and geographical in for mation integrating method based on mobile device |
| CN101540110A (en) * | 2009-04-28 | 2009-09-23 | 北京世纪高通科技有限公司 | Method for matching and processing traffic information under multi-version traffic position references and device |
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2010
- 2010-06-01 CN CN201010195797A patent/CN101866354A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101051077A (en) * | 2006-04-03 | 2007-10-10 | 上海市闸北区绿化管理局 | Satellite positioning, remote sensing and geographical in for mation integrating method based on mobile device |
| CN101540110A (en) * | 2009-04-28 | 2009-09-23 | 北京世纪高通科技有限公司 | Method for matching and processing traffic information under multi-version traffic position references and device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102737076A (en) * | 2011-08-26 | 2012-10-17 | 新奥特（北京）视频技术有限公司 | Method and system for structuring geographical vector-data data tree |
| CN104021211A (en) * | 2014-06-19 | 2014-09-03 | 中国农业科学院农业资源与农业区划研究所 | Method for generating notes of soil spatial data graph |
| CN104021211B (en) * | 2014-06-19 | 2017-03-22 | 中国农业科学院农业资源与农业区划研究所 | Method for generating notes of soil spatial data graph |
| CN104317972A (en) * | 2014-11-19 | 2015-01-28 | 国家电网公司 | Dynamic layer induction method and system |
| CN104317972B (en) * | 2014-11-19 | 2018-06-26 | 国家电网公司 | A kind of dynamic layer inducing method and system |
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Application publication date: 20101020 |