CN114443624B - Basic geographic information data quality inspection method - Google Patents
Basic geographic information data quality inspection method Download PDFInfo
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- CN114443624B CN114443624B CN202011216308.1A CN202011216308A CN114443624B CN 114443624 B CN114443624 B CN 114443624B CN 202011216308 A CN202011216308 A CN 202011216308A CN 114443624 B CN114443624 B CN 114443624B
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- 238000007689 inspection Methods 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000013499 data model Methods 0.000 claims description 31
- 239000000463 material Substances 0.000 claims description 12
- 230000007547 defect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- 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
- G06F16/21—Design, administration or maintenance of databases
- G06F16/215—Improving data quality; Data cleansing, e.g. de-duplication, removing invalid entries or correcting typographical errors
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- 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 basic geographic information data quality inspection method, which belongs to the technical field of data quality inspection, and particularly relates to a basic geographic information data quality inspection method.
Description
Technical Field
The invention relates to the technical field of data quality inspection, in particular to a basic geographic information data quality inspection method.
Background
The basic geographic information data mainly refer to the geographic units which have the strongest universality and the largest sharing requirement and are used as unified space positioning and space analysis for almost all industries related to the geographic information, and mainly comprise elements such as land, water system, vegetation in natural geographic information, resident places, traffic, boundaries, special features, place names and the like in social geographic information, in addition, a geographic coordinate system grid for positioning the geographic information is also provided, the specific content of the geographic coordinate system grid is related to the adopted map scale, and the coverage of the basic geographic information data is wider along with the increase of the scale.
The traditional data quality inspection method mainly comprises manual inspection, wherein the manual inspection has various defects in aspects of inspection mode, inspection content, inspection cost, inspection efficiency and the like, so that inspection results are not standard, more errors and leaks are caused, and the inspection efficiency is low.
Disclosure of Invention
The invention aims to provide a basic geographic information data quality inspection method, which aims to solve the problem that the traditional data quality inspection method provided in the background art has more defects.
In order to achieve the above purpose, the present invention provides the following technical solutions: a quality inspection method for basic geographic information data comprises the following steps:
s1, selecting data of basic geographic information data to be detected from a database, identifying the data format of the data, entering the next step if the data format can be identified, and exporting the data if the data format cannot be identified;
s2, checking the name attribute of the data, if the name attribute is correct, entering the next step, and if the name attribute is incorrect, marking the error place of the name attribute and exporting the data;
s3, checking whether the data has changed materials, if not, directly entering the next step, if so, checking the changed materials, if not, leading out the data, if so, finding out the changed data, and marking the changed data;
s4, finding a data model corresponding to the basic geographic information data from a database according to the name of the basic geographic information data, comparing the basic geographic information data with the data model, entering the next step if the basic geographic information data is consistent with the data in the data model, marking the inconsistent part in the basic geographic information data and the data in the data model if the basic geographic information data is inconsistent with the data in the data model, and deriving the basic geographic information data;
s5, judging whether the basic geographic information data has changed data, if not, the basic geographic information data is summarized as qualified data, directly entering the last step, if so, carrying out topology relation check on the changed data, checking the relation among all points, lines and planes in a changed data layer, if the relation is correct, entering the next step, if the relation is incorrect, marking an error place, and then deriving the basic geographic information data corresponding to the changed data;
s6, checking the logic consistency of the change data, firstly checking the attribute of the change data, and then checking the consistency of the information of the graph and the corresponding attribute information in the change data layer, wherein if the information of the graph and the corresponding attribute information are consistent, the basic geographic information data corresponding to the change data are qualified data, if the information of the graph and the corresponding attribute information are inconsistent, different points are marked, and then the basic geographic information data corresponding to the change data are derived;
and S7, importing the qualified data into a database and storing the qualified data.
Preferably, the database comprises a data model, basic geographic information data to be detected, qualified data and basic geographic information data to be modified, and the data model, the basic geographic information data to be detected, the qualified data and the basic geographic information data to be modified are respectively stored in different documents.
Preferably, each derived basic geographical information data is provided with a separate storage document, and each derived basic geographical information data enters the corresponding storage document.
Preferably, the change material includes data before the change of the basic geographic information data and data after the change, the marked change data is the changed data, and the data before the change needs to be compared with the data in the data model corresponding to the data.
Preferably, after the qualified data is imported into the database, the qualified data is automatically used to replace the data in the data model corresponding to the basic geographic information data.
Preferably, the data in the data model can also be replaced manually, and the manually replaced data is required to be qualified data.
Preferably, the database records the derived basic geographic information data and the change data, when the derived times of the change data exceeds three times, the change data is checked to be qualified and then is manually rechecked, and the basic geographic information data corresponding to the change data after rechecked to be qualified can be imported into the database.
Preferably, a quality inspection model is built in the database, the quality inspection model records the error location of the derived basic geographic information data, the recorded content comprises the error location and the error times in the basic geographic information data, and the quality inspection model can make the recorded content into a table.
Compared with the prior art, the invention has the beneficial effects that:
1) According to the inspection method, the quality of the basic geographic information data is inspected through the computer software, so that the quality of the basic geographic information data can be inspected quickly and efficiently, the detection efficiency is improved, and the error places in the basic geographic information data are marked, so that a modifier can conveniently find the error places in time, and the quick modification is realized;
2) By comparing the basic geographic information data to be detected with the data in the corresponding data model, the problem that the names of the basic geographic information data are confused with the names of other basic geographic information data when editing the data by an editor can be avoided;
3) The change data are independently taken out for judgment and inspection, so that the inspection times can be reduced, and the computer software can conveniently inspect more basic geographic information data in the same time.
Drawings
FIG. 1 is a logic diagram of the detection method of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Examples:
referring to fig. 1, the present invention provides a technical solution: a quality inspection method for basic geographic information data comprises the following steps:
s1, selecting data of basic geographic information data to be detected from a database, identifying the data format of the data, entering the next step if the data format can be identified, and exporting the data if the data format cannot be identified;
s2, checking the name attribute of the data, checking whether the content comprises the length of the name is correct, whether null values exist in the name or not, and whether the region name codes in the name are correct, if the name attribute is correct, entering the next step, if the name attribute is incorrect, marking the wrong place of the name attribute, exporting the data, and marking the incorrect place as red;
s3, checking whether the data has changed materials, directly entering the next step if the data has no changed materials, checking the changed materials if the changed materials are not complete, leading out the data if the changed materials are complete, finding out the changed data, marking the changed data, and marking the changed data as an internal mark so as to facilitate the data quality inspection software to read the marked data;
s4, finding a data model corresponding to the basic geographic information data from a database according to the name of the basic geographic information data, comparing the basic geographic information data with the data model, entering the next step if the basic geographic information data is consistent with the data in the data model, marking the inconsistent part in the basic geographic information data and the data in the data model if the basic geographic information data is inconsistent with the data in the data model, and deriving the basic geographic information data;
s5, judging whether the basic geographic information data has changed data, if not, the basic geographic information data is summarized as qualified data, directly entering the last step, if so, carrying out topology relation check on the changed data, checking the relation among all points, lines and planes in a changed data layer, if the relation is correct, entering the next step, if the relation is incorrect, marking an error place, and then deriving the basic geographic information data corresponding to the changed data;
s6, checking the logic consistency of the change data, firstly checking the attribute of the change data, and then checking the consistency of the information of the graph and the corresponding attribute information in the change data layer, wherein if the information of the graph and the corresponding attribute information are consistent, the basic geographic information data corresponding to the change data are qualified data, if the information of the graph and the corresponding attribute information are inconsistent, different points are marked, and then the basic geographic information data corresponding to the change data are derived;
and S7, importing the qualified data into a database and storing the qualified data.
The database comprises a data model, basic geographic information data to be detected, qualified data and basic geographic information data to be modified, and the data model, the basic geographic information data to be detected, the qualified data and the basic geographic information data to be modified are respectively stored in different documents.
Each piece of derived basic geographic information data is provided with a separate storage document, and each piece of derived basic geographic information data enters the storage document corresponding to the step.
The change material comprises data before the change of the basic geographic information data and data after the change, the marked change data is the data after the change, and the data before the change needs to be compared with the data in the data model corresponding to the data.
After the qualified data is imported into the database, the qualified data is automatically used for replacing the data in the data model corresponding to the basic geographic information data.
The data in the data model can also be manually replaced, and the manually replaced data is required to be qualified data.
The database records the exported basic geographic information data and the exported change data, when the export times of the change data exceeds three times, the change data is checked to be qualified and then is manually rechecked, and the basic geographic information data corresponding to the change data can be imported into the database after the rechecked is qualified.
The database is built with a quality inspection model, the quality inspection model records the error places of the derived basic geographic information data, the recorded contents comprise the error places and the error times in the basic geographic information data, and the quality inspection model can make the recorded contents into a table.
While the fundamental and principal features of the invention and advantages of the invention have been shown and described, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A basic geographic information data quality inspection method is characterized in that: the basic geographic information data quality inspection method comprises the following steps:
s1, selecting basic geographic information data to be detected from a database, identifying the data format of the basic geographic information data, entering the next step if the data format can be identified, and exporting the basic geographic information data if the data format cannot be identified;
s2, checking name attribute of the basic geographic information data, if the name attribute is correct, entering the next step, and if the name attribute is incorrect, marking error places of the name attribute and exporting the basic geographic information data;
s3, checking whether the basic geographic information data has changed materials, if not, directly entering the next step, if so, checking the changed materials, if not, deriving the basic geographic information data, if so, finding out the changed data, and marking the changed data;
s4, finding a data model corresponding to the basic geographic information data from a database according to the name of the basic geographic information data, comparing the basic geographic information data with the data model, entering the next step if the basic geographic information data is consistent with the data in the data model, marking the inconsistent part in the basic geographic information data and the data in the data model if the basic geographic information data is inconsistent with the data in the data model, and deriving the basic geographic information data;
s5, judging whether the basic geographic information data has changed data, if not, the basic geographic information data is summarized as qualified data, directly entering the last step, if so, carrying out topology relation check on the changed data, checking the relation among all points, lines and planes in a changed data layer, if the relation is correct, entering the next step, if the relation is incorrect, marking an error place, and then deriving the basic geographic information data corresponding to the changed data;
s6, checking the logic consistency of the change data, firstly checking the attribute of the change data, and then checking the consistency of the information of the graph and the corresponding attribute information in the change data layer, wherein if the information of the graph and the corresponding attribute information are consistent, the basic geographic information data corresponding to the change data are qualified data, if the information of the graph and the corresponding attribute information are inconsistent, different points are marked, and then the basic geographic information data corresponding to the change data are derived;
and S7, importing the qualified data into a database and storing the qualified data.
2. The method for quality inspection of basic geographic information data according to claim 1, wherein: the database comprises a data model, basic geographic information data to be detected, qualified data and basic geographic information data to be modified, and the data model, the basic geographic information data to be detected, the qualified data and the basic geographic information data to be modified are respectively stored in different documents.
3. The method for quality inspection of basic geographic information data according to claim 2, wherein: each derived basic geographic information data is provided with a separate storage document, and each derived basic geographic information data enters the corresponding storage document.
4. The method for quality inspection of basic geographic information data according to claim 1, wherein: the change material comprises data before the change of the basic geographic information data and data after the change, the marked change data is the data after the change, and the data before the change needs to be compared with the data in the data model corresponding to the data.
5. The method for quality inspection of basic geographic information data according to claim 1, wherein: after the qualified data is imported into the database, the qualified data is automatically used for replacing the data in the data model corresponding to the basic geographic information data.
6. The method for quality inspection of basic geographic information data according to claim 1, wherein: the data in the data model can also be manually replaced, and the manually replaced data is required to be qualified data.
7. The method for quality inspection of basic geographic information data according to claim 1, wherein: the database records the exported basic geographic information data and the exported change data, when the export times of the change data exceeds three times, the change data is checked to be qualified and then is manually rechecked, and the basic geographic information data corresponding to the change data after rechecked to be qualified can be imported into the database.
8. The method for quality inspection of basic geographic information data according to claim 1, wherein: and a quality inspection model is established in the database, the quality inspection model records the error places of the derived basic geographic information data, the recorded contents comprise the error places and the error times in the basic geographic information data, and the quality inspection model can make the recorded contents into a table.
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| CN107180097A (en) * | 2017-05-16 | 2017-09-19 | 沈阳国源科技发展有限公司 | Really power registers the quality detecting method and device of performance data |
| CN110287277A (en) * | 2019-06-26 | 2019-09-27 | 江苏省基础地理信息中心 | A kind of Fundamental Geographic Information System linkage update method and device |
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| KR20100018313A (en) * | 2008-08-06 | 2010-02-17 | 주식회사 와이드지리정보 | A method and system for inspecting a data model of road basis geographic information |
| CN107180097A (en) * | 2017-05-16 | 2017-09-19 | 沈阳国源科技发展有限公司 | Really power registers the quality detecting method and device of performance data |
| CN110287277A (en) * | 2019-06-26 | 2019-09-27 | 江苏省基础地理信息中心 | A kind of Fundamental Geographic Information System linkage update method and device |
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