CN102521972A - Link information difference method and apparatus thereof - Google Patents
Link information difference method and apparatus thereof Download PDFInfo
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- CN102521972A CN102521972A CN2011104448969A CN201110444896A CN102521972A CN 102521972 A CN102521972 A CN 102521972A CN 2011104448969 A CN2011104448969 A CN 2011104448969A CN 201110444896 A CN201110444896 A CN 201110444896A CN 102521972 A CN102521972 A CN 102521972A
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Abstract
Embodiments of the invention, which relate to a traffic information intelligence service field, disclose a link information difference method and an apparatus thereof. Updating of a real-time information of China (RTIC) version can be simplified and efficiency for publishing link information can be increased. The method of the invention comprises the following steps: acquiring a previous-edition RTIC map sheet and a next-edition RTIC map sheet, wherein the RTIC map sheet comprises: a link number, a link coordinate, a link direction, a link grade and a link shape; comparing the previous-edition RTIC map sheet and the next-edition RTIC map sheet so as to obtain a difference result; outputting the difference result. The method and the apparatus are mainly used in an intelligent traffic system.
Description
Technical field
The present invention relates to the service field of transport information intelligence, relate in particular to a kind of road chain information difference method and device.
Background technology
Along with improving constantly of Hyundai Motor industrial expansion and people's living standard, vehicle has become the part of people's life.But, along with speeding of road construction and speed of development,, then can largely reduce the efficient of trip if can not in the process of driving to go on a journey, grasp up-to-date road information, cause the unnecessary waste of traffic resource.These problems have brought inconvenience not only for people's go off daily life, have also caused enormous economic loss to society simultaneously.
In order to solve the problem of these a series of traffic; Current; Except the effort of making aspect road infrastructure construction and the relevant laws and regulations formulation; Various countries are being devoted to utilize ITS (Intelligent Transportation System, intelligent transportation system) that integrated management and control are carried out in communications and transportation in the world.(Real-Time Information of China, RTIC) technology is for each vehicle-mounted navigational system provides the Real-time Road transport information in ITS, can to adopt Chinese Real-time Traffic Information usually.Therefore, in city planning and road construction, the road chain information of RTIC also needs corresponding the renewal.
In the prior art, the update method of the road chain information of RTIC is: obtain the RTIC map sheet of latest edition, and according to the situation of change of each bar road chain in this up-to-date RTIC map sheet, revise the code of each bar road chain among the original RTIC one by one.
Above-mentioned transport information provides scheme to can be applicable to railway or aviation field equally.
State in realization in the process of road chain information renewal; The inventor finds to have following problem in the prior art at least: owing to need revise the code of each bar road chain among the original RTIC one by one; New edition traffic route information issuing process is more loaded down with trivial details; The workload that causes outwards issuing the road chain information is big, and efficient is low.
Summary of the invention
Embodiments of the invention provide a kind of road chain information difference method and device, can simplify the renewal of RTIC version, improve the efficient of issue road chain information.
For achieving the above object, embodiments of the invention adopt following technical scheme:
A kind of road chain information difference method comprises:
Obtain adjustment of the printing plate RTIC map sheet and following edition RTIC map sheet, comprise road chain number, road chain coordinate, road chain direction, road chain grade, road chain shape in the said RTIC map sheet;
Contrast said adjustment of the printing plate RTIC map sheet and obtain difference result with following edition RTIC map sheet;
Export said difference result.
A kind of road chain information differential attachment comprises:
Acquiring unit is used to obtain adjustment of the printing plate RTIC map sheet and following edition RTIC map sheet, comprises road chain number, road chain coordinate, road chain direction, road chain grade, road chain shape in the said RTIC map sheet;
Difference unit is used to contrast said adjustment of the printing plate RTIC map sheet and obtains difference result with following edition RTIC map sheet;
Output unit is used to export said difference result.
Road chain information difference method and device that the embodiment of the invention provides; Through with adjustment of the printing plate RTIC map sheet and following edition RTIC map sheet contrast, generate and the output difference result, so that the road chain code that modification changes according to difference result; With the compared with techniques of revising each bar road chain code in the prior art one by one; The scale of RTIC code update is less, can simplify the renewal of RTIC version, improves the efficient of issue road chain information.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the road chain difference method process flow diagram in one embodiment of the invention;
Fig. 2 is the road chain difference method process flow diagram in another embodiment of the present invention;
Fig. 3 is the road chain change type synoptic diagram in another embodiment of the present invention;
Fig. 4 is the road chain change type synoptic diagram in another embodiment of the present invention;
Road chain differential attachment in Fig. 5 another embodiment of the present invention is formed synoptic diagram;
Fig. 6 is that the road chain differential attachment in another embodiment of the present invention is formed synoptic diagram.
Embodiment
To combine the accompanying drawing in the embodiment of the invention below, the technical scheme in the embodiment of the invention is carried out clear, intactly description, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
The embodiment of the invention provides a kind of road chain information difference method, can be applicable in the road chain information renewal of intelligent transportation system, and as shown in Figure 1, this method comprises:
101, obtain adjustment of the printing plate RTIC map sheet and following edition RTIC map sheet, comprise road chain number, road chain coordinate, road chain direction, road chain grade, road chain shape in the said RTIC map sheet.
Wherein, adjustment of the printing plate RTIC map sheet can be the RTIC map sheet of legacy version or current version, and the domain width of cloth can be the RTIC map sheet of redaction down.For example, adjustment of the printing plate RTIC map sheet is a urban road hum pattern in 2011, and following version RTIC map sheet is a urban road hum pattern in 2012.The purpose of in the present embodiment, the RTIC road chain of two versions up and down being carried out difference mainly is that difference result is used for the RTIC message code of last version is modified as the following version RTIC message code identical with up-to-date road distribution situation.Wherein, in the RTIC map sheet, can only write down the distribution and the trend of road, not write down other factors such as landform, house, greening, be mainly used in the distribution situation that embodies urban road.
It is understandable that; The embodiment of the invention not only can be applied to the RTIC road chain difference in a city; Can also be used for the RTIC road chain difference of a plurality of cities or country, only can be used for the renewal of trap for automobile information, can also be applied in railway or aviation field.
102, the said adjustment of the printing plate RTIC map sheet of contrast and following edition RTIC map sheet obtain difference result.
Wherein, can adopt the RTIC map sheet of two versions of variety of way contrast such as color contrast, the contrast of road chain number, shape contrast, coordinate contrast, obtain difference result.Comprise the adjustment of the printing plate title and following edition title of participating in the differential pair ratio in the difference result, the road chain number that changes, the adjustment of the printing plate map sheet that the road chain of variation belongs to number and the following domain width of cloth number, the type of variation etc.
103, export said difference result.
Wherein, export said difference result and can difference result be exported, can the road chain information that all changes be exported by a list, also can dissimilar road chain variations be divided into a plurality of lists outputs for form with list.The title of list can number be carried out label with map sheet, also can number number jointly with change type with map sheet.
The road chain information difference method that the embodiment of the invention provides; Through with adjustment of the printing plate RTIC map sheet and following edition RTIC map sheet contrast, generate and the output difference result, so that the road chain code that modification changes according to difference result; With the compared with techniques of revising each bar road chain code in the prior art one by one; The scale of RTIC code update is less, can simplify the renewal of RTIC version, improves the efficient of issue road chain information.
As a kind of improvement of the embodiment of the invention, another embodiment of the present invention also provides a kind of road chain information difference method, and is as shown in Figure 2, comprising:
201, lock all RTIC map sheets in city, place successively.
Wherein, before carrying out road chain information difference, can lock the city of participating in road chain difference earlier, the city, place can not be the true geographic position of carrying out road chain difference operation, carries out the city of road chain difference but needs upgrade RTIC information.The urban road information of carrying out road chain difference operation can comprise a plurality of RTIC map sheets, in differential process, can carry out the difference of version up and down according to each map sheet that predefined procedure locks in this city successively.For example, lock the RTIC map sheet successively according to map sheet order number from small to large and carry out road chain difference.
It is understandable that the embodiment of the invention is only described to the road chain difference in a city, same principle can also be applied to other cities or country.
202, number obtain corresponding adjustment of the printing plate RTIC map sheet and following edition RTIC map sheet according to the RTIC map sheet in city, place.
For example, include 10 RTIC map sheets in the map of adjustment of the printing plate Beijing, eastwards numbering is respectively 1-10 from the west; Also include 10 RTIC map sheets accordingly at following edition Beijing map, eastwards numbering is respectively 1-10 from the west.Therefore can obtain adjustment of the printing plate RTIC map sheet that is numbered 1 and the following edition RTIC map sheet that is numbered 1, carry out difference operation.
203, lock said road chain grade successively.
Wherein, the road chain grade of locking be adjustment of the printing plate RTIC map sheet with following edition RTIC map sheet in all road chain grades any one.For example, in two editions RTIC map sheets 3 road chain grades being arranged respectively up and down, is respectively high speed, main line and bypass.Then can in the high speed grade, carry out road chain difference earlier, obtain the road chain difference result of high speed grade, lock the main line grade again, contrast obtains the difference result of main line grade, and the rest may be inferred.
204, adjustment of the printing plate road chain shape and following edition road chain shape in the chain grade of more same road obtains road chain quantity and changes and the constant road chain of longitude and latitude.
With the expressway chain is example, and the expressway chain in the adjustment of the printing plate RTIC map sheet is set at yellow, and the expressway chain in the following edition RTIC map sheet is set at blueness, with the map sheet stack of two versions.Presenting green road chain in the map sheet after stack is the constant road chain of longitude and latitude, and road chain number relatively in the constant road chain of these longitudes and latitudes can obtain road chain quantity and change and the constant road chain of longitude and latitude.For example; Road chain 90 in the adjustment of the printing plate RTIC map sheet has the road chain of shape and location matches in following edition RTIC map sheet; But in following edition RTIC map sheet, do not have road chain number 90, with the road chain of its shape and location matches be road chain 91 and road chain 92, therefore can obtain difference result as shown in table 1.
| Adjustment of the printing plate/following domain width of cloth number | Adjustment of the printing plate road chain number | Following version road chain number | Change type |
| 1/1 | 90 | 91、92 | Road chain quantity changes and longitude and latitude is constant |
Table 1
205, the adjustment of the printing plate road chain number and following edition road chain number, the road chain that obtains increasing and the road chain of deletion in the chain grade of more same road.
Wherein, After the road chain that can in the RTIC map sheet of getting rid of two versions, overlap, in the road chain that does not overlap, road chain number is compared; The road chain number that can obtain in adjustment of the printing plate RTIC map sheet, not existing and in following edition RTIC map sheet, exist, the road chain that promptly increases; Can also obtain in adjustment of the printing plate RTIC map sheet existing and in following edition RTIC map sheet non-existent road chain number, reach the road chain of deleting.
For example, be example with the expressway chain, the expressway chain in the adjustment of the printing plate RTIC map sheet is set at yellow, the expressway chain in the following edition RTIC map sheet is set at blueness, with the map sheet stack of two versions.Present the road chain of blue road chain in the map sheet after stack, present the road chain of yellow road chain for deletion for increasing.
206, from the road chain that changes, confirm the road chain of cutting apart, the road chain of RTIC change of rank, the road chain of distortion.
Wherein, the road chain that changes comprises shown in: road chain quantity changes and the constant road chain of longitude and latitude, the road chain of increase, the road chain of deletion, and the road chain of these variations promptly can be difference result.Further, then can the road chain of these variations further be analyzed the road chain of the road chain that obtains cutting apart, the road chain of RTIC change of rank, distortion for the situation of change of refinement road chain more.Concrete, the situation of change of road chain can be refined as like Fig. 3 and multiple situation of change shown in Figure 4.
207, export said difference result with the form of list.
Wherein, said difference result comprises at least one in the following information: the road chain of increase, the road chain of deletion, road chain quantity change and the constant road chain of longitude and latitude.The road chain of said deletion comprises: the road chain of the road chain of cutting apart, the road chain of RTIC change of rank, distortion.More than the road chain of various different change types can be respectively by a plurality of lists outputs, also can export simultaneously in a list.The form of list can be the csv form.
Concrete, the list that is used for exporting difference result can comprise the field like table 2.
Table 2
The road chain information difference method that the embodiment of the invention provides; Through with adjustment of the printing plate RTIC map sheet and following edition RTIC map sheet contrast, generate and the output difference result, so that the road chain code that modification changes according to difference result; With the compared with techniques of revising each bar road chain code in the prior art one by one; The scale of RTIC code update is less, can simplify the renewal of RTIC version, improves the efficient of issue road chain information.
Another embodiment of the present invention also provides a kind of road chain information differential attachment, and is as shown in Figure 5, comprising: acquiring unit 31, difference unit 32, output unit 33.
Further, as shown in Figure 6, said difference unit 32 can comprise: longitude and latitude module 321, increase and decrease module 322, segmentation module 323.
Longitude and latitude module 321, the adjustment of the printing plate road chain shape that is used for more same road chain grade and following edition road chain shape obtain road chain quantity change and the constant road chain of longitude and latitude.
Increase and decrease module 322, be used for the adjustment of the printing plate road chain number and following edition road chain number, the road chain that obtains increasing and the road chain of deletion of more same road chain grade.
Segmentation module 323 is used for confirming the road chain of cutting apart, the road chain of RTIC change of rank, the road chain of distortion from the road chain that changes.
Further, said difference unit 32 can also comprise: grade locking module 324.
Grade locking module 324, the adjustment of the printing plate road chain shape that is used for the chain grade on the more same road of said longitude and latitude module and following edition road chain shape obtain road chain quantity change and before the constant road chain of longitude and latitude, lock said road chain grade successively.
Wherein, the road chain grade of locking be adjustment of the printing plate RTIC map sheet with following edition RTIC map sheet in all road chain grades any one.
Further, this road chain information differential attachment can also comprise: map sheet lock cell 34.
Map sheet lock cell 34 is used for before said acquiring unit obtains adjustment of the printing plate RTIC map sheet and following edition RTIC map sheet, locking all RTIC map sheets that belong to the city successively.
Said acquiring unit 31 also is used for: the RTIC map sheet according to the city, place number is obtained corresponding adjustment of the printing plate RTIC map sheet and following edition RTIC map sheet.
Further, said output unit 33 also is used for: export said difference result with the form of list.
Wherein, said difference result comprises at least one in the following information: the road chain of increase, the road chain of deletion, road chain quantity change and the constant road chain of longitude and latitude; The road chain of said deletion comprises: the road chain of the road chain of cutting apart, the road chain of RTIC change of rank, distortion.
The road chain information differential attachment that the embodiment of the invention provides; Through with adjustment of the printing plate RTIC map sheet and following edition RTIC map sheet contrast, generate and the output difference result, so that the road chain code that modification changes according to difference result; With the compared with techniques of revising each bar road chain code in the prior art one by one; The scale of RTIC code update is less, can simplify the renewal of RTIC version, improves the efficient of issue road chain information.
Through the description of above embodiment, the those skilled in the art can be well understood to the present invention and can realize by the mode that software adds essential common hardware, can certainly pass through hardware, but the former is better embodiment under a lot of situation.Based on such understanding; The part that technical scheme of the present invention contributes to prior art in essence in other words can be come out with the embodied of software product, and this computer software product is stored in the storage medium that can read, like the floppy disk of computing machine; Hard disk or CD etc.; Comprise some instructions with so that computer equipment (can be personal computer, server, the perhaps network equipment etc.) carry out the described method of each embodiment of the present invention.
The above; Be merely embodiment of the present invention, but protection scope of the present invention is not limited thereto, any technician who is familiar with the present technique field is in the technical scope that the present invention discloses; Can expect easily changing or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of said claim.
Claims (10)
1. a road chain information difference method is characterized in that, comprising:
Obtain adjustment of the printing plate Real-time Traffic Information RTIC map sheet and following edition Real-time Traffic Information RTIC map sheet, comprise road chain number, road chain coordinate, road chain direction, road chain grade, road chain shape in the said RTIC map sheet;
Contrast said adjustment of the printing plate RTIC map sheet and obtain difference result with following edition RTIC map sheet;
Export said difference result.
2. road according to claim 1 chain information difference method is characterized in that, the said adjustment of the printing plate RTIC of said contrast map sheet obtains difference result with following edition RTIC map sheet, comprising:
Adjustment of the printing plate road chain shape in the chain grade of more same road and following edition road chain shape obtain road chain quantity and change and the constant road chain of longitude and latitude;
Adjustment of the printing plate road chain number in the chain grade of more same road and following edition road chain number, the road chain that obtains increasing and the road chain of deletion;
From the road chain that changes, confirm the road chain of cutting apart, the road chain of RTIC change of rank, the road chain of distortion.
3. road according to claim 2 chain information difference method is characterized in that, the adjustment of the printing plate road chain shape in the chain grade of more same road and following edition road chain shape obtain road chain quantity change and before the constant road chain of longitude and latitude, also comprise:
Lock said road chain grade successively;
Wherein, the road chain grade of locking be adjustment of the printing plate RTIC map sheet with following edition RTIC map sheet in all road chain grades any one.
4. road according to claim 1 chain information difference method is characterized in that, before obtaining adjustment of the printing plate RTIC map sheet and following edition RTIC map sheet, also comprises:
Locking belongs to all RTIC map sheets in city successively;
Said adjustment of the printing plate RTIC map sheet and following edition RTIC map sheet obtained is: adjustment of the printing plate RTIC map sheet and following edition RTIC map sheet of number obtaining correspondence according to the RTIC map sheet in city, place.
5. according to each described road chain information difference method among the claim 1-4, it is characterized in that the said difference result of said output comprises:
Export said difference result with the form of list;
Wherein, said difference result comprises at least one in the following information: the road chain of increase, the road chain of deletion, road chain quantity change and the constant road chain of longitude and latitude; The road chain of said deletion comprises: the road chain of the road chain of cutting apart, the road chain of RTIC change of rank, distortion.
6. a road chain information differential attachment is characterized in that, comprising:
Acquiring unit is used to obtain adjustment of the printing plate RTIC map sheet and following edition RTIC map sheet, comprises road chain number, road chain coordinate, road chain direction, road chain grade, road chain shape in the said RTIC map sheet;
Difference unit is used to contrast said adjustment of the printing plate RTIC map sheet and obtains difference result with following edition RTIC map sheet;
Output unit is used to export said difference result.
7. road according to claim 6 chain information differential attachment is characterized in that said difference unit comprises:
The longitude and latitude module, the adjustment of the printing plate road chain shape that is used for more same road chain grade and following edition road chain shape obtain road chain quantity change and the constant road chain of longitude and latitude;
Increase and decrease module, be used for the adjustment of the printing plate road chain number and following edition road chain number of more same road chain grade, the road chain that obtains increasing and the road chain of deletion;
The segmentation module is used for confirming the road chain of cutting apart, the road chain of RTIC change of rank, the road chain of distortion from the road chain that changes.
8. road according to claim 7 chain information differential attachment is characterized in that said difference unit also comprises:
The grade locking module, the adjustment of the printing plate road chain shape that is used for the chain grade on the more same road of said longitude and latitude module and following edition road chain shape obtain road chain quantity change and before the constant road chain of longitude and latitude, lock said road chain grade successively;
Wherein, the road chain grade of locking be adjustment of the printing plate RTIC map sheet with following edition RTIC map sheet in all road chain grades any one.
9. road according to claim 6 chain information differential attachment is characterized in that, also comprises:
The map sheet lock cell is used for before said acquiring unit obtains adjustment of the printing plate RTIC map sheet and following edition RTIC map sheet, locking all RTIC map sheets that belong to the city successively;
Said acquiring unit also is used for: the RTIC map sheet according to the city, place number is obtained corresponding adjustment of the printing plate RTIC map sheet and following edition RTIC map sheet.
10. according to each described road chain information differential attachment among the claim 6-9, it is characterized in that said output unit also is used for: export said difference result with the form of list;
Wherein, said difference result comprises at least one in the following information: the road chain of increase, the road chain of deletion, road chain quantity change and the constant road chain of longitude and latitude; The road chain of said deletion comprises: the road chain of the road chain of cutting apart, the road chain of RTIC change of rank, distortion.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110444896.9A CN102521972B (en) | 2011-12-27 | 2011-12-27 | Link information difference method and apparatus thereof |
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| CN201110444896.9A CN102521972B (en) | 2011-12-27 | 2011-12-27 | Link information difference method and apparatus thereof |
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| CN102521972A true CN102521972A (en) | 2012-06-27 |
| CN102521972B CN102521972B (en) | 2014-02-26 |
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Cited By (1)
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