CN102708686A - Travel origin-destination and path recognizing method for motor vehicle on urban road - Google Patents
Travel origin-destination and path recognizing method for motor vehicle on urban road Download PDFInfo
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- CN102708686A CN102708686A CN2012101735275A CN201210173527A CN102708686A CN 102708686 A CN102708686 A CN 102708686A CN 2012101735275 A CN2012101735275 A CN 2012101735275A CN 201210173527 A CN201210173527 A CN 201210173527A CN 102708686 A CN102708686 A CN 102708686A
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Abstract
The invention discloses a travel origin-destination and path recognizing method for a motor vehicle on an urban road. The method comprises the following steps of: dividing traffic zones according to a road network structure and the overall layout of electronic polices; acquiring the number plate information of the motor vehicle in a sampling way in a road section where the travel origin-destination and travel path information of the motor vehicle is required to be acquired; inputting the information into an electronic police background database, and performing structured query language (SQL) query to obtain a label of a traffic zone with the electronic police through which the motor vehicle passes during the travel of a time bucket and time when the motor vehicle passes through the electronic police; and identifying the travel origin-destination and path of the motor vehicle according to the information. The invention has the advantages that the recognizing method is simple and feasible; data can be accurately and reliably acquired almost without traffic influence; the large-area and large-scale acquisition of the information and the data is facilitated; manpower and material cost is saved; and in addition, the efficiency of related work such as urban traffic planning, design and management is greatly improved.
Description
Technical field
The present invention relates to a kind of trip origin and destination and path identification method, relate in particular to a kind of motor vehicle on urban road trip origin and destination and path identification method.
Background technology
In the urban road; The origin and destination information of motor vehicle trip and from starting point to settled point the routing information of process be the significant data and the information of carrying out traffic programme, traffic design and traffic administration; Present situation is obtained this information spinner will obtain trip origin and destination and routing information through interceptor motor-car inquiry driver's on the highway section method; Because the inquired work amount is big, traffic impact is wide; Be not easy to obtain on a large scale information and data, simultaneously, the accuracy of data receives driver's the influence of memory and cooperation bigger.
Development along with intelligent transport technology; The novel electron police tries out in the part city; Big and medium-sized cities are widely used at home from now on; And such electronic police is installed on urban road intersection, can discern the license board information through all vehicles of crossing exactly, and input database.The present invention has proposed the recognition methods in motor vehicle trip origin and destination and path on this technological basis, be used for extractor motor-car trip origin and destination and routing information, with planning, design and the management work of serving urban transportation better.
Summary of the invention
The present invention has overcome shortcoming of the prior art, can discern exactly on the basis through this prior art of license board information of all vehicles of crossing according to the novel electron police, and the method for a kind of cognitron motor-car trip origin and destination and routing information is provided.
In order to solve the problems of the technologies described above, the present invention realizes through following technical scheme:
Carry out the division of traffic zone according to the integral layout of road network structure and electronic police, and give label of each traffic zone, obtain the label of traffic zone, again with the label of traffic zone label as motor vehicle trip origin and destination.Again in the required highway section that obtains motor vehicle trip origin and destination and trip routing information; The license board information of motor vehicle is obtained in sampling; With this information input electronic police background data base, can obtain the traffic zone label at motor vehicle electronic police place of process in a period trip and the time of process electronic police through SQL query.
Need discern the origin and destination that this motor vehicle is once gone on a journey at last; Determination methods is: if motor vehicle is not captured by remaining electronic police within the first two ten minutes of being captured by arbitrary electronic police, then be the starting point of motor vehicle trip with the traffic zone at said arbitrary electronic police place; If motor vehicle is not captured by remaining electronic police, then be the settled point of motor vehicle trip with the traffic zone at said arbitrary electronic police place within by 20 minutes after arbitrary electronic police seizure.According to origin and destination information; But cognitron motor-car trip path; Its determination methods is: find out required all paths that obtain the highway section of motor vehicle trip origin and destination and trip routing information of containing between starting point and the settled point; In containing required all paths that obtain motor vehicle trip information highway section, with the trip path of using path that critical path method (CPM) was linked to be as motor vehicle.
Compared with prior art; The invention has the beneficial effects as follows: the present invention utilizes on probation in the part city now; From now on will be at home big and medium-sized cities carry out widely used novel electron police and can discern exactly on the basis through this prior art of license board information of all vehicles of crossing; Only can discern the origin and destination information and trip path of highway section motor vehicle through the license board information of record highway section motor vehicle; Recognition methods is simple, and data are obtained accurately and reliably, relates to traffic impact hardly; Be convenient to obtain, on a large scale information and data on a large scale, when saving the human and material resources cost, improved the efficient of related works such as Urban Traffic Planning, design and management greatly.
Description of drawings
Fig. 1 is motor vehicle trip origin and destination and path identification method process flow diagram;
Fig. 2 is road network structure and electronic police layout exemplary plot;
Fig. 3 is that traffic zone is divided synoptic diagram;
Fig. 4 is vehicle origin and destination and routing information identification synoptic diagram.
Among the figure: the label 5 of frontier point 3 traffic zones 4 traffic zones that urban road 1 is equipped with crossing and the label 2 regional centroids/traffic zone thereof of electronic police need obtain that a certain section 7 goes out the settled point of beginning-of-line 8 trips 9 trip paths 10 on 6 highway sections, highway section of vehicle origin and destination and routing information
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is described in further detail:
1, carries out the division of traffic zone according to the integral layout of road network structure and electronic police
As shown in Figure 2; The crossing that electronic police is installed 2., 3., 8., in the zone that 7. surrounded; All might pass through this four crossings during the motor vehicle trip;
is this regional centre of form, then think the centre of form northwest zone, northeast is regional, the southeast is regional and the trip of the motor vehicle of southwestern intra-zone respectively through 2., 3., 8., 7. these four crossings.In Fig. 2;
is respectively (3., 4., 9., 8.), (8., 9.,
), (7., 8.,
) surrounds the regional centre of form; Therefore; Can think the zone that the 8. pairing traffic zone in crossing is surrounded for
; Its corresponding label is (8), promptly think trip in this zone motor vehicle all 8. through the crossing.
2, automobile license plate information is obtained
As shown in Figure 3, obtain in the highway section 6 of motor vehicle origin and destination and routing information at needs, choose a certain section 7 on the highway section, obtain the license board information of motor vehicle by certain sampling proportion sampling at this section.
3, motor vehicle trip origin and destination obtains
With automobile license plate information input electronic police background data base; Pass through SQL query; Obtain the traffic zone label at motor vehicle electronic police place of process in a period trip and the time of process electronic police; Afterwards; Differentiate the origin and destination information that this vehicle is once gone on a journey according to following method:, then be the starting point 8 of this motor vehicle trip within the first two ten minutes of being captured by arbitrary electronic police with the traffic zone at said arbitrary electronic police place if motor vehicle is not captured by remaining electronic police; If motor vehicle is not captured by remaining electronic police, then be the settled point 9 of motor vehicle trip with the traffic zone at said arbitrary electronic police place within by 20 minutes after arbitrary electronic police seizure.
4, motor vehicle trip path obtains
As shown in Figure 4; After obtaining starting point 8 that this motor vehicle once goes on a journey and settled point 9; Find out and contain required all paths that obtain the highway section of motor vehicle trip origin and destination and trip routing information between starting point and the settled point; In containing required all paths that obtain motor vehicle trip information highway section, with the trip path of using path 10 that critical path method (CPM) was linked to be as this motor vehicle.
Claims (1)
1. motor vehicle on urban road trip origin and destination and path identification method is characterized in that:
Step 1: carry out the division of traffic zone according to the integral layout of road network structure and electronic police, and give label of each traffic zone, obtain the label of traffic zone, again with the label of traffic zone label as motor vehicle trip origin and destination;
Step 2: in the required highway section that obtains motor vehicle trip origin and destination and trip routing information; The license board information of motor vehicle is obtained in sampling; With this information input electronic police background data base, can obtain the traffic zone label at motor vehicle electronic police place of process in a period trip and the time of process electronic police through SQL query;
Step 3: the identification of motor vehicle trip origin and destination; Determination methods is: if motor vehicle is not captured by remaining electronic police within the first two ten minutes of being captured by arbitrary electronic police, then be the starting point of motor vehicle trip with the traffic zone at said arbitrary electronic police place; If motor vehicle is not captured by remaining electronic police, then be the settled point of motor vehicle trip with the traffic zone at said arbitrary electronic police place within by 20 minutes after arbitrary electronic police seizure;
Step 4: the identification in motor vehicle trip path; Determination methods is: find out and contain required all paths that obtain the highway section of motor vehicle trip origin and destination and trip routing information between starting point and the settled point; In containing required all paths that obtain motor vehicle trip information highway section, with the trip path of using path that critical path method (CPM) was linked to be as motor vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101735275A CN102708686A (en) | 2012-05-30 | 2012-05-30 | Travel origin-destination and path recognizing method for motor vehicle on urban road |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101735275A CN102708686A (en) | 2012-05-30 | 2012-05-30 | Travel origin-destination and path recognizing method for motor vehicle on urban road |
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| CN102708686A true CN102708686A (en) | 2012-10-03 |
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| CN2012101735275A Pending CN102708686A (en) | 2012-05-30 | 2012-05-30 | Travel origin-destination and path recognizing method for motor vehicle on urban road |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106971245A (en) * | 2017-03-30 | 2017-07-21 | 广东工业大学 | A kind of determining method of path and system based on improvement ant group algorithm |
| CN107195180A (en) * | 2017-06-08 | 2017-09-22 | 青岛海信网络科技股份有限公司 | A kind of traffic trip track extraction method and device based on the alert data of electricity |
| CN107886195A (en) * | 2017-11-06 | 2018-04-06 | 东南大学 | Networking operation stage increases rail line searching method newly |
| CN108510735A (en) * | 2018-04-09 | 2018-09-07 | 宁波工程学院 | A kind of urban road intersection morning evening peak divides the prediction technique of steering flow |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106971245A (en) * | 2017-03-30 | 2017-07-21 | 广东工业大学 | A kind of determining method of path and system based on improvement ant group algorithm |
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| CN107886195A (en) * | 2017-11-06 | 2018-04-06 | 东南大学 | Networking operation stage increases rail line searching method newly |
| CN107886195B (en) * | 2017-11-06 | 2021-07-09 | 东南大学 | Method for searching newly added rail traffic line in networked operation stage |
| CN108510735A (en) * | 2018-04-09 | 2018-09-07 | 宁波工程学院 | A kind of urban road intersection morning evening peak divides the prediction technique of steering flow |
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Application publication date: 20121003 |