CN107729382B - Open sharing system for parking lot data and processing method thereof - Google Patents
Open sharing system for parking lot data and processing method thereof Download PDFInfo
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Abstract
The invention discloses a parking lot data open sharing system and a processing method, wherein the parking lot data open sharing system provides a parking lot data description framework on the basis of unprocessed original data issued by an offline approach or a government data platform, and provides a uniform data description standard for parking lot data; in addition, the parking lot data open sharing processing method based on the data description framework enables the parking lot data to have basic information elements and formats processed by equipment or mobile APP, accords with open data specifications, can be used for open sharing on a data open platform, and other developers can authorize downloading of data sets, so that application development such as mobile APP can be directly performed.
Description
Technical Field
The invention relates to the technical field of data development, in particular to a parking lot data open sharing system and a processing method thereof.
Background
In recent years, developed countries such as the United states, the United kingdom, Australia and the like propose building transparent governments and open governments, and open government data open websites for facilitating enterprises in the country and public communities to acquire required data. The data open website relates to data in various fields of social production and life, and the data is freely acquired. Therefore, the construction of the 'government data website' is an improvement following the development trend of the world and building a service type government, and China just starts in this aspect and is still in the exploration and discussion stage.
The most direct and effective value mining mode after the release of the open data is to utilize the open data to develop various applications, further improve the quality of life of the social public, stimulate industrial innovation and guide the conversion of social governance modes. However, at present, as the range, content and format of the open data have no clear specifications, the data opened by governments in various regions generally have the problems of inconsistent formats, incomplete information amount, wrong and missed data and the like, and the application and development of the open data for practical application are greatly hindered.
A parking lot data set is a collection of data describing a parking lot that may be downloaded by an individual or organization based on an offline collection or published by a government data open platform. However, both of them lack a standardized description framework, so that the existing parking lot data is oriented to people, not oriented to computer processing or oriented to mobile APP for application development, such as lack of necessary longitude and latitude, machine readable format, etc. for APP development, and on this basis, how to implement data open sharing processing, so that the parking lot data can be open shared and applied to mobile APP, etc. is also an urgent problem to be solved.
Therefore, how to provide a parking lot data open sharing system, which provides a uniform data description specification and a parking lot data open sharing processing method for parking lot data, so that the parking lot data can be shared in an open data platform, and developers can perform application development such as mobile APP by authorizing downloading a data set is a problem that needs to be solved urgently by those skilled in the art.
Disclosure of Invention
The invention mainly aims to provide an open sharing system for parking lot data, which provides a uniform data description standard for the parking lot data; the parking lot data is enabled to have basic information elements and formats processed by equipment or mobile APP and accord with open data specifications, open sharing can be performed on a data open platform, other developers can authorize downloading of data sets, and application development such as mobile APP can be directly performed.
In order to achieve the purpose, the invention adopts the following technical scheme:
the open sharing system for the parking lot data comprises a data description framework and a data source; wherein, the data source is original parking lot data, and the data description frame includes:
a data access module: for receiving data from the data source and also for receiving data of a third party application;
a basic information module: the data access module is connected with the data access module and is used for describing necessary information of the data source;
an extended information module: the supplementary information is connected with the data access module and is used for describing the data source;
the information integration module: and the extended information module is respectively connected with the basic information module and the extended information module and is used for carrying out deep processing on the acquired data.
Preferably, in the parking lot data open sharing system, the basic information module is represented by keywords, and includes a parking lot name, a parking lot address, a longitude, and a latitude.
Preferably, in the above parking lot data open sharing system, the data source is raw data distributed by an offline approach or a government data platform without processing; the data source at least comprises one of the keyword parking lot name and the parking lot address of the basic information module, and the parking lot address has a specific house number and can point to a determined place.
Preferably, in the parking lot data open sharing system, the extended information module is also represented by keywords, the keywords are obtained comprehensively from one or more data sources, and names and numbers of the keywords are not limited.
Preferably, in the open sharing system for parking lot data, the extended information module includes a parking lot picture, a parking lot type, a price of a parking lot operator, a number of cars, business hours, a telephone, a region category, and the like.
A parking lot data open sharing processing method comprises the following steps:
step 1: and acquiring data sets of a plurality of original parking lots, and establishing a parking lot data description framework.
Preferably, the specific step of establishing the parking lot data description frame includes:
taking 4 keywords of the name, the address, the longitude and the latitude of the parking lot as basic information keywords;
respectively extracting the information keywords of each original parking lot data, taking a union set of the information keywords as extended information keywords, comparing the keywords contained in the basic information and the extended information, and if repeated keywords exist, removing the repeated keywords in the extended information;
and if the extended information has no parking lot picture key word, supplementing the key word.
Step 2: and according to the data description framework, combining the data sets of the data sources and carrying out data cleaning treatment on the combined data sets.
And step 3: and processing the merged data set data by combining a third-party map data source according to the data description frame, and converting the merged data set data into a final result data set.
Preferably, the data processing specifically includes:
selecting a first search keyword, if the data parking lot address keyword is not empty, taking the parking lot address as the first search keyword, and otherwise, taking the name of the parking lot as the first search keyword;
geocoding the first search keyword to obtain longitude and latitude, and then inversely geocoding the longitude and latitude to obtain a structured address;
carrying out keyword POI retrieval by taking the structured address as a parameter, carrying out nearby POI retrieval by taking the longitude and latitude as a parameter, and carrying out consistency matching on a result POI and original parking lot data according to a consistency matching rule if the result POI exists;
and updating and filling the basic information keywords of the description framework, updating the basic information keywords and the extended information keywords according to the POI information which is matched with the basic information keywords and the extended information keywords, and updating the parking lot address keywords according to the structured address to form a result data set.
And the consistency matching rule is that if the keyword of the parking lot address of the description frame is not empty, the parking lot address is matched with the POI address, otherwise, the structured address is matched with the POI address.
Preferably, the updating and filling the basic information keyword of the description frame further includes: and if the consistency matching does not have the matching item, only filling longitude and latitude keywords with the geocoding result, and updating the parking lot address keywords by the structured address.
And 4, step 4: and outputting the result data set into a machine-readable format file, and performing open sharing through a data open platform.
Preferably, the machine readable format is XLS, XLSX, CSV, JOSN, XML, etc. in compliance with data open machine-readable specifications, including government data open platform, business type data open platform.
Through the technical scheme, compared with the prior art, the innovation of the method comprises the following steps:
firstly, the invention discloses and provides an open sharing system for parking lot data, which acquires unprocessed original data through a offline approach or a government data platform, and then integrates the acquired data through a data description framework to provide a uniform data description standard for the parking lot data;
secondly, the invention also provides a parking lot data open sharing processing method based on the data description framework, so that the parking lot data has basic information elements and formats processed by equipment or mobile APP and conforms to data open specifications, open sharing can be performed on a government or commercial data open platform, other developers can authorize downloading of data sets, and then application development such as mobile APP and the like can be directly performed according to the downloaded data sets.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic diagram of a data description framework of a parking lot data open sharing system according to the present invention;
FIG. 2 is a flow chart of a parking lot data open sharing processing method according to the present invention;
fig. 3 is a data processing flow chart of the parking lot data open sharing processing method according to 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.
Referring to fig. 1, the present invention provides an open sharing system for parking lot data, which includes a data description framework and a data source; wherein, the data source is original parking area data, and data description frame includes:
a data access module: for receiving data from a data source, and also for receiving data of a third party application;
a basic information module: the data access module is connected with the data access module and is used for describing necessary information of a data source;
an extended information module: the supplementary information is connected with the data access module and is used for describing a data source;
the information integration module: and the basic information module and the extended information module are respectively connected and are used for carrying out deep processing on the acquired data.
In order to further optimize the technical scheme, in the parking lot data open sharing system, the basic information module is represented by keywords, and the keywords comprise a parking lot name, a parking lot address, longitude and latitude.
In order to further optimize the technical scheme, in the open parking lot data sharing system, a data source is raw unprocessed data issued by an offline approach or a government data platform; the data source at least comprises one of the keyword parking lot name and the parking lot address of the basic information module, and the parking lot address has a specific number and can point to a determined place.
In order to further optimize the technical scheme, in the parking lot data open sharing system, the extended information module is also represented by keywords, the keywords are comprehensively acquired from one or more data sources, and the names and the number of the keywords are not limited.
In order to further optimize the technical scheme, in the open sharing system for parking lot data, the extended information module comprises a parking lot picture, a parking lot type, a price of a parking lot operating enterprise, a number of vehicles, business hours, a telephone, a region type and the like.
Further, the invention also provides a parking lot data open sharing processing method, which comprises the following steps:
step 1: and acquiring data sets of a plurality of original parking lots, and establishing a parking lot data description framework.
In order to further optimize the technical scheme, the specific steps of establishing the parking lot data description frame comprise:
taking 4 keywords of the name, the address, the longitude and the latitude of the parking lot as basic information keywords;
respectively extracting the information keywords of each original parking lot data, taking a union set of the information keywords as extended information keywords, comparing the keywords contained in the basic information and the extended information, and if repeated keywords exist, removing the repeated keywords in the extended information;
and if the extended information has no parking lot picture key word, supplementing the key word.
Step 2: and according to the data description framework, combining the data sets of the data sources, and performing data cleaning processing on the combined data sets.
And step 3: and processing the merged data set data by combining a third-party map data source according to the data description frame, and converting the merged data set data into a final result data set.
In order to further optimize the above technical solution, the data processing specifically includes:
selecting a first search keyword, if the data parking lot address keyword is not empty, taking the parking lot address as the first search keyword, and otherwise, taking the name of the parking lot as the first search keyword;
geocoding the first search keyword to obtain longitude and latitude, and then inversely geocoding the longitude and latitude to obtain a structured address;
carrying out keyword POI retrieval by taking the structured address as a parameter, carrying out nearby POI retrieval by taking the longitude and latitude as a parameter, and carrying out consistency matching on a result POI and original parking lot data according to a consistency matching rule if the result POI exists;
and updating and filling the basic information keywords of the description framework, updating the basic information keywords and the extended information keywords according to the POI information which is matched with the basic information keywords and the extended information keywords, and updating the parking lot address keywords according to the structured address to form a result data set.
And the consistency matching rule is that if the key words of the parking lot addresses describing the framework are not empty, the parking lot addresses are matched with the POI addresses, and otherwise, the structured addresses are matched with the POI addresses.
In order to further optimize the above technical solution, the updating and filling the basic information keywords of the description framework further includes: if the consistency matching does not have the matching item, only filling longitude and latitude keywords with the geocoding result, and updating the parking lot address keywords by the structured address.
And 4, step 4: and outputting the result data set into a machine-readable format file, and performing open sharing through a data open platform.
In order to further optimize the technical scheme, the machine-readable format is XLS, XLSX, CSV, JOSN, XML and the like which conform to the machine-readable specification of a data opening platform, and the data opening platform comprises a government data opening platform and a business type data opening platform.
Examples
Referring to fig. 2, the open sharing processing method according to the embodiment of the present invention includes the following steps:
step 1: and acquiring data sets of a plurality of original parking lots, and establishing a parking lot data description framework.
The number of parking lot data sets in the example is 3, the 'recorded parking lot (position)' is obtained from a Beijing government data open platform, the 'parking lot static information' and the 'parking lot library and position' are obtained from a Shanghai government data open platform, and the data sets are XSL format files. The data key words are shown in table 1.
The parking lot data in the embodiment are all from a government data open platform, but the parking lot data can also be from data sets collected by individuals and companies or parking lot data from other sources.
TABLE 1 data set data keywords
And 4 keywords of the name, the address, the longitude and the latitude of the parking lot are used as basic information keywords.
And respectively extracting the data information keywords of each original parking lot data set, taking the union set of the data information keywords as the extended information keywords, comparing the keywords contained in the basic information and the extended information, and if repeated keywords exist, removing the repeated keywords in the extended information. The example removes the parking lot name and the parking lot address from the extension information.
The extended information has no parking lot picture keywords and supplements the parking lot picture keywords.
The established parking lot data description frame information keywords are shown in table 2.
TABLE 2 parking lot data description framework information keywords
| Expanding information keywords | Basic information key word |
| District of jurisdiction | Parking lot address |
| Record number | Longitude (G) |
| Serial number | Latitude |
| Accreditation of charge criteria | Name of parking lot |
| Parking lot type | |
| Parking lot business enterprise | |
| Number of vehicle | |
| Number of non-mechanical parking spaces | |
| Number of mechanical parking spaces | |
| Region classification | |
| Operating hours | |
| Contact telephone | |
| Parking lot picture |
Step 2: and merging the data sets of a plurality of data sources according to the data description framework, and performing data cleaning processing on the merged data.
And merging the data of the 3 data sets, and if a plurality of pieces of data are repeated, only taking one data, and converting the keyword format into the description frame information keyword format. And merging the keywords which are not contained in the original data set, and filling the merged keywords with null values or splitting, merging and filling the merged keywords with other keywords.
In this example, the data set is split and merged flexibly according to the actual situation of the data set, and the matching from the original format to the keyword format of the description framework information is performed. The parking lot static information data set is characterized in that parking lots are divided into ground, underground and mechanical parking lots, parking space numbers are recorded respectively, the parking spaces are combined into one record in the combination process, the mechanical parking space numbers and non-mechanical parking space numbers are filled respectively, the parking space numbers are added to obtain the parking space numbers, and the parking lot type can be filled comprehensively.
The unified price unit format is: numerical values/units, which units may include: hour, day, month and time.
Unify the numerical value format, if there are a plurality of numerical values in a keyword data, unify and be: minimum to maximum.
And removing error data, and deleting a piece of data if the piece of data does not have certainty.
In this example, some addresses in the "parking lot static information" data set have no specific number or a plurality of specific numbers only on a certain road, and the addresses are considered to be uncertain and are deleted.
And step 3: and processing the merged data set data by combining a third-party map data source according to the data description frame, and converting the merged data set data into a final result data set.
Selecting a first keyword, if the data parking lot address keyword is not empty, taking the parking lot address as the first keyword, and otherwise, taking the name of the parking lot as the first keyword;
geocoding the first search keyword to obtain longitude and latitude, and then inversely geocoding the longitude and latitude to obtain a structured address;
searching keywords POI by taking the structured address as a parameter, searching nearby POI by taking the longitude and latitude as a parameter, and performing consistency matching on the result POI and the data source according to a consistency matching rule if the result POI exists;
and updating and filling the basic information keywords of the description framework, updating the basic information keywords and the extended information keywords according to the POI information which is matched with the basic information keywords and the extended information keywords, and updating the parking lot address data according to the structured address to form a result data set.
And if the consistency matching does not have the matching item, only filling longitude and latitude keywords with the geocoding result, and filling a parking lot address keyword with the structured address.
And 4, step 4: and outputting the result data set to a machine-readable format file, and performing open sharing through a data open platform.
In this example, the processed parking lot data may be output as an XLS, XLSX, or CSV format to form a parking lot open data set, and uploaded to a data open platform for publication and sharing. The JSON and XML format can be converted by a data open platform tool and then published in the form.
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. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (3)
1. The open sharing system of parking area data which characterized in that: the system comprises a data description framework and a data source; wherein, the data source is original parking lot data, and the data description frame includes:
a data access module: for receiving data from the data source and also for receiving data of a third party application;
a basic information module: the data access module is connected with the data access module and is used for describing necessary information of the data source; the basic information module is represented by keywords and comprises a parking lot name, a parking lot address, longitude and latitude;
an extended information module: the supplementary information is connected with the data access module and is used for describing the data source;
the information integration module: the basic information module and the extended information module are respectively connected and used for processing the acquired data;
an information output module: the data integration module is connected with the data integration module and is used for outputting the final state of the data;
the parking lot data open sharing processing method comprises the following steps:
acquiring data sets of a plurality of original parking lots, and establishing a parking lot data description framework;
the concrete steps of establishing the parking lot data description frame comprise:
taking 4 keywords of the name, the address, the longitude and the latitude of the parking lot as basic information keywords;
respectively extracting the information keywords of each original parking lot data, taking a union set of the information keywords as extended information keywords, comparing the keywords contained in the basic information and the extended information, and if repeated keywords exist, removing the repeated keywords in the extended information;
if the extended information has no parking lot picture keywords, supplementing the keywords;
merging a plurality of related original data sets according to the data description frame, and performing data cleaning processing on the merged data sets;
processing the merged data set data by combining a third-party map data source according to the data description frame, and converting the merged data set data into a final result data set;
outputting the result data set into a machine-readable format file, and performing open sharing through a data open platform;
the data processing specifically comprises:
selecting a first search keyword, if the data parking lot address keyword is not empty, taking the parking lot address as the first search keyword, and otherwise, taking the name of the parking lot as the first search keyword;
geocoding the first search keyword to obtain longitude and latitude, and then inversely geocoding the longitude and latitude to obtain a structured address;
carrying out keyword POI retrieval by taking the structured address as a parameter, carrying out nearby POI retrieval by taking the longitude and latitude as a parameter, and carrying out consistency matching on a result POI and original parking lot data according to a consistency matching rule if the result POI exists;
the consistency matching rule is that if the keyword of the parking lot address of the description frame is not empty, the parking lot address is matched with the POI address, and if not, the structured address is matched with the POI address;
updating and filling basic information keywords of the description frame, updating the basic information keywords and the extended information keywords according to the POI information which is matched with the basic information keywords and the extended information keywords, and updating the parking lot address keywords according to the structured address to form a result data set;
the updating and filling of the basic information keywords of the description framework further comprises: and if the consistency matching does not have the matching item, only filling longitude and latitude keywords with the geocoding result, and updating the parking lot address keywords by the structured address.
2. The open parking lot data sharing system according to claim 1, wherein the data source is raw data distributed by an offline approach or a government data platform without processing; the data source at least comprises one of the keyword parking lot name and the parking lot address of the basic information module, and the parking lot address has a specific house number and can point to a determined place.
3. The open parking lot data sharing system according to claim 1, wherein the extended information module is also represented by keywords, the keywords are obtained from one or more of the data sources comprehensively, and the names and the number of the keywords are not limited.
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