CN105139682B - The confirmation method and system of a kind of blocked road - Google Patents
The confirmation method and system of a kind of blocked road Download PDFInfo
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- CN105139682B CN105139682B CN201510444231.6A CN201510444231A CN105139682B CN 105139682 B CN105139682 B CN 105139682B CN 201510444231 A CN201510444231 A CN 201510444231A CN 105139682 B CN105139682 B CN 105139682B
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- 238000012790 confirmation Methods 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000007667 floating Methods 0.000 claims description 34
- 238000012545 processing Methods 0.000 claims description 7
- 241001269238 Data Species 0.000 claims description 6
- 238000010276 construction Methods 0.000 description 4
- 230000000875 corresponding effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
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Abstract
The present invention provides a kind of confirmation method and system of blocked road, and method includes obtaining road condition data first all the way；Judge whether averaged historical relief bus flow and the difference of same day relief bus flow are more than or equal to relief bus flow threshold values；If so, then the initial Suspected Degree of closing of road member is accumulative adds one, obtain closing Suspected Degree；Judge whether the closing Suspected Degree of road member is more than or equal to Suspected Degree threshold values；If, it is determined that Lu Yuanwei closings road member；The first traffic information in Lu Yuanwei closings road is updated to electronic map.For the present invention while road conditions for ensuring electronic map obtain upgrading in time, and can improves the degree of accuracy that road conditions judge.
Description
Technical field
The present invention relates to intelligent transport system field, the confirmation method and system of a kind of blocked road are particularly related to.
Background technology
As urban transportation scale and the continuous extension of road construction, city dweller's car owning amount sharply increase, by
Traffic congestion phenomenon caused by the construction of road enclosing is seen everywhere.Collection traffic information in real time, solves the problems, such as the trip of resident
Into the task of top priority.In the prior art, in driving conditions, or for the people of plan trip, whether the road of approach
The situation for road closed occur because of construction is being unforeseen before travel, and this very likely causes traffic congestion, is influenceed
The smooth trip of people；If human pilot can learn the real time status of construction section closing in advance, especially on peak on and off duty
Phase, driving path is planned in advance, get around blocked road, just smooth can pass through.
The patent application of Application No. 200910238815.2 discloses a kind of crossroad based on Multi-source Information Fusion
Traffic events, it is automatic by establishing audio frequency and video traffic information collection, transport information analyzing and processing and traffic events at the parting of the ways
Alarm three big subsystems, realize that the traffic parameter based on traffic audio and traffic video automatically extracts technology, realize traffic events
Report, traffic events video information transmission.
The system configuration and cost of such scheme are all very high, and the judgement of the road only for generation traffic accident, still
The identification and confirmation for blocked road can not be realized, provides the user real-time traffic information in time.
The content of the invention
The technical problems to be solved by the invention are：The confirmation method and system of a kind of blocked road be provided, realize it is accurate,
Judge to draw the road member in closed state in time.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：
A kind of confirmation method of blocked road, including：
The initial Suspected Degree of closing, Suspected Degree threshold values and the relief bus flow threshold values of default road member；
Road condition data first all the way is obtained, the road condition data includes averaged historical relief bus flow and same day peak traffic flow
Amount；
Judge whether averaged historical relief bus flow and the difference of the same day relief bus flow are more than or equal to peak traffic flow
Measure threshold values；If so, then the initial Suspected Degree of closing of the road member is accumulative adds one, the closing Suspected Degree of the road member is obtained；
Judge whether the closing Suspected Degree of road member is more than or equal to the Suspected Degree threshold values；
If, it is determined that the Lu Yuanwei closings road member；
The first traffic information in the Lu Yuanwei closings road is updated to electronic map.
Another technical scheme provided by the invention is：
A kind of confirmation system of blocked road, including presetting module, acquisition module, the first judge module, second judge mould
Block, computing module, determining module and update module；
The presetting module, for presetting the initial Suspected Degree of closing, Suspected Degree threshold values and the relief bus flow threshold values of road member；
Acquisition module, for obtaining road condition data first all the way, the road condition data includes averaged historical relief bus flow
With same day relief bus flow；
First judge module, for judging the difference of averaged historical relief bus flow and the same day relief bus flow
Whether relief bus flow threshold values is more than or equal to；
The computing module, for adding up to add one to the initial Suspected Degree of closing of road member, obtain the envelope of the road member
Close Suspected Degree；
Second judge module, for judging whether the closing Suspected Degree of road member is more than or equal to the Suspected Degree threshold values；
The determining module, for determining the Lu Yuanwei closings road member；
The update module, for updating the first traffic information in the Lu Yuanwei closings road to electronic map.
The beneficial effects of the present invention are：By pre-set threshold value, the road condition data of the road member to getting is compared, sentenced
Whether the difference of the disconnected same day relief bus flow and averaged historical relief bus flow is more than or equal to default relief bus flow valve
Value, add up the closing Suspected Degree of road member according to judged result；When the closing Suspected Degree of road member has reached Suspected Degree threshold values, just
The Lu Yuanwei closings road member is determined, automatically updates the first newest traffic information in the road to electronic map.Realize only in accordance with road
Whether the variable quantity of the real-time traffic flow amount information of member exceeds pre-set threshold value, can accurately and quickly judge with the presence or absence of closing
Situation, improve the degree of accuracy that road conditions judge, and the promptness of road condition updating.
Brief description of the drawings
Fig. 1 is a kind of FB(flow block) of the confirmation method of blocked road of the present invention；
Fig. 2 is a kind of FB(flow block) of the confirmation method first embodiment of blocked road of the present invention；
Fig. 3 is a kind of FB(flow block) of the confirmation method second embodiment of blocked road of the present invention；
Fig. 4 is a kind of structured flowchart of the confirmation system of blocked road of the present invention；
Fig. 5 is a kind of structured flowchart of the confirmation system of blocked road of the present invention.
Label declaration：
1st, presetting module；2nd, acquisition module；3rd, the first judge module；4th, the second judge module；
5th, computing module；6th, determining module；7th, update module；8th, the 3rd judge module；
9th, the 4th judge module；10th, the 5th judge module；11st, the 6th judge module；
12nd, the 7th judge module；13rd, mark module；14th, memory module.
Embodiment
To describe the technology contents of the present invention, the objects and the effects in detail, below in conjunction with embodiment and coordinate attached
Figure is explained.
The design of most critical of the present invention is：Whether the variable quantity according to the real-time traffic flow amount information of road member exceeds default valve
Value is accurately judged to the situation with the presence or absence of road closed, improves the promptness of the degree of accuracy that road conditions judge and road condition updating.
Name Resolution：
Fig. 1 to Fig. 3 is refer to, the present invention provides a kind of confirmation method of blocked road, including
The initial Suspected Degree of closing, Suspected Degree threshold values and the relief bus flow threshold values of default road member；It is preferred that the peak traffic flow
Measure 0.98 times that threshold values is averaged historical relief bus flow；
Road condition data first all the way is obtained, the road condition data includes averaged historical relief bus flow and same day peak traffic flow
Amount；
Judge whether averaged historical relief bus flow and the difference of the same day relief bus flow are more than or equal to peak traffic flow
Measure threshold values；If so, then the initial Suspected Degree of closing of the road member is accumulative adds one, the closing Suspected Degree of the road member is obtained；
Judge whether the closing Suspected Degree of road member is more than or equal to the Suspected Degree threshold values；
If, it is determined that the Lu Yuanwei closings road member；
The first traffic information in the Lu Yuanwei closings road is updated to electronic map.
Further, it is described " to judge whether the difference of averaged historical relief bus flow and the same day relief bus flow is big
In equal to relief bus flow threshold values " judgment step before further comprise：
Judge whether the road member is doubtful closing road member；If so, then continue the judgment step；
If it is not, then judging whether the difference of averaged historical relief bus flow and the same day relief bus flow is more than or equal to height
Peak vehicle flowrate threshold values；
If so, the road member is then classified as doubtful closing road member.
Seen from the above description, when getting the road condition data of same day road member, first determine whether that the road member is sentenced in this time
It is disconnected whether to be listed in doubtful closing road member before, if so, then continuing to judge the change of road member vehicle flowrate according to default flow
Change amount, the Lu Yuanwei closings road member is determined when being judged as YES；If the road member got is not doubtful blocked road,
Whether pre-set threshold value is exceeded to judge whether the road member is doubtful blocked road by the variable quantity of road member real-time traffic flow amount.It is logical
The judgement of the road condition data for member of satisfying the need at least twice is crossed to confirm whether the road member is real blocked road, road conditions is improved and sentences
Disconnected accuracy；Meanwhile from the characteristic of blocked road, only by detecting the change of vehicle flowrate, it just can quickly draw road conditions
As a result, simplify road conditions deterministic process, improve the judging efficiency of road conditions.
Further, it is described " to judge whether the difference of averaged historical relief bus flow and the same day relief bus flow is big
In equal to relief bus flow threshold values " further comprise afterwards：
If it is not, then the initial Suspected Degree of closing is accumulative subtracts one；
Judge whether the closing Suspected Degree of road member is less than or equal to 0；
If, it is determined that the non-doubtful closing road member of the Lu Yuanwei, while by the closing Suspected Degree zero setting of road member.
Seen from the above description, the initial Suspected Degree of closing of road member is preset, is carried out in the real-time road data according to road member
During judgement, accumulative increase and decrease is carried out to closing initial Suspected Degree according to judged result, finally by the closing Suspected Degree of road member
The real-time road of the road member is determined, improves the degree of accuracy that road conditions judge.
Specifically, foregoing description excludes the doubtful closing road members of Lu Yuanwei according to whether closing Suspected Degree is less than or equal to 0
Identity.
Further, further wrapped after described " updating the first traffic information in the Lu Yuanwei closings road to electronic map "
Include：
Judge whether all road members all by processing；If it is not, road condition data first all the way under then obtaining.
Seen from the above description, circuit is divided into multiple road members, and each road member is judged successively, improves line
The precision that road judges, there is provided user is more specific, accurately traffic information.
Further, further comprise before described " road condition data for obtaining road member "：
Obtain the floating car data of peak period on the same day；
According to the geographical position coordinates of Floating Car, road member residing for Floating Car is obtained；
Judge the road member whether is stored with database；
If it is not, road member is then added into road member list；The same day relief bus flow for marking the road member is 1；
If so, the same day relief bus flow for then adding up the road member adds 1；
Judge whether that all acquisitions of all floating car datas are handled；
If so, the road condition data of storage road member；If it is not, then obtain next floating car data.
Seen from the above description, by the collection, judgement and storage of the floating car data to peak period on the same day, constantly more
The road member list of new road, and the newest road condition data of road member, more accurately basis for estimation is provided for follow-up judgement, and not
The disconnected road information for improving electronic map.
Another technical scheme provided by the invention is：
A kind of confirmation system of blocked road, including presetting module 1, acquisition module 2, the first judge module 3, second judge
Module 4, computing module 5, determining module 6 and update module 7；
The presetting module 1, for presetting the initial Suspected Degree of closing, Suspected Degree threshold values and the relief bus flow valve of road member
Value；
Acquisition module 2, for obtaining road condition data first all the way, the road condition data includes averaged historical relief bus flow
With same day relief bus flow；
First judge module 3, for judging the difference of averaged historical relief bus flow and the same day relief bus flow
Whether value is more than relief bus flow threshold values；
The computing module 5, for adding up to add one to the initial Suspected Degree of closing of road member, obtain the envelope of the road member
Close Suspected Degree；
Second judge module 4, for judging whether the closing Suspected Degree of road member is more than or equal to the Suspected Degree threshold values；
The determining module 6, for determining the Lu Yuanwei closings road member；
The update module 7, for updating the first traffic information in the Lu Yuanwei closings road to electronic map.
It was found from foregoing description, the beneficial effects of the present invention are：The present invention presets traffic information by presetting module 1 and sentenced
Disconnected required threshold values, the first real-time road data in road are constantly obtained by acquisition module 2, pass through the first judge module 3 and the
Two judge modules 4 judge whether the variable quantity of the vehicle flowrate of each road member exceeds pre-set threshold value, and pass through the foundation of computing module 5
The judged result of above-mentioned judge module is satisfied the need, and first initial Suspected Degree of closing is accumulative accordingly to be increased and decreased, eventually through determining module 6
End value according to the closing Suspected Degree of each road member of computing module 5 determine whether for closing road it is first, by update module 7 and
When synchronized update road member road conditions into electronic map.Said system is directed to the judgement of each road member real-time road data, it is determined that
Source in closed state road member, realize electronic map road member road condition updating promptness, and road conditions judge it is accurate
Degree.
Further, in addition to the 3rd judge module 8 and the 4th judge module 9；
3rd judge module 8, for judging whether the road member is doubtful closing road member；
4th judge module 9, for judging the difference of averaged historical relief bus flow and the same day relief bus flow
Whether value is more than or equal to relief bus flow threshold values；
The determining module 6, it is additionally operable to the road member being classified as doubtful closing road member.
Further, in addition to the 5th judge module 10；
5th judge module 10, for judging whether the closing Suspected Degree of road member is less than or equal to 0；
The computing module 5, it is additionally operable to that the initial Suspected Degree of closing is added up to subtract one, the closing for obtaining the road member is doubted
Like degree；
The determining module 6, it is additionally operable to determine the non-doubtful closing road members of the Lu Yuanwei.
Further, in addition to the 6th judge module 11；
6th judge module 11, for judging whether all road members all by processing；
The acquisition module 2, it is additionally operable to road condition data first all the way under obtaining.
Further, in addition to the 7th judge module 12, mark module 13 and memory module 14；
The acquisition module 2, it is additionally operable to obtain the floating car data of peak period on the same day；Geographical position according to Floating Car
Coordinate is put, obtains road member residing for Floating Car；And obtain next floating car data；
7th judge module 12, the acquisition whether is stored with the database for judging the memory module 14
Road member residing for the Floating Car that module 2 obtains according to geographical position coordinates；And judge whether all floating car datas all
Acquisition is handled；
The mark module 13, the road member for will not stored in the database of the memory module 14 add road member
List；The same day relief bus flow for marking the road member is 1；
The computing module 5, the same day relief bus flow for being additionally operable to the accumulative road member add one；
The memory module 14, for storing the road condition data of road member.
Fig. 2 is refer to, embodiments of the invention one are：
A kind of confirmation method of blocked road is provided, including：
S101：The section of road is encoded according to road network coding rule, the section after coding is considered as a road member, i.e.,
Every section can be made up of multiple road members with corresponding encoded, and the traffic information of road is sentenced in units of the member of road
It is disconnected；
Section coding such as is carried out to the Hua Linlu of Fuzhou City, Fujian Province, takes Fujian platform agricultural exchange cooperation in Hua Linlu
Center is road member A to this section of Fujian daily paper journalism group, and road member A is Four-Lane Road；
S102：The initial Suspected Degree of closing, Suspected Degree threshold values and the relief bus flow threshold values of default road member；The closing is initial
Suspected Degree could be arranged to one clearly numeral, such as 0；Suspected Degree threshold values and relief bus the flow threshold values can be empirically
Data determine that preferably described relief bus flow threshold values is 0.98 times of averaged historical relief bus flow；The history for member of such as satisfying the need
Data carry out multi-faceted judgement and determined after considering；
Here, the initial Suspected Degree of closing for setting road member A is 0；Suspected Degree threshold values is 3；Relief bus flow threshold values Y is road member
0.98 times of the averagely daily history relief bus flows of A；
S103：Obtain the floating car data of the driving peak period period on the same day collected；The peak period period can be with
It is in 1-2 hour of peak period on and off duty；
S104：According to the geographical position coordinates residing for the Floating Car collected, the road member residing for the Floating Car is determined；The step
Suddenly automatic realize can be matched by bus or train route；
S105：Whether the road member determined in judgment step S104 has stored record in database, that is, judges that the road member is
No is Unrecorded new road member in electronic map；
If so, Ze Jianggai roads member is added in the road member list of database, meanwhile, mark the first same day relief bus flow in the road
For 1；
Preferably, the forms of two associations can be stored with database, one be the road member list, one for
The road member list has the form of the record You Ge roads member road condition data of mapping relations；A form can also be only stored with,
The road condition data of road member list records You Ge roads member is corresponded in form；The road condition data include averaged historical relief bus flow and
Same day relief bus flow；
If step S105 is judged as YES, the same day relief bus flow of corresponding road member carries out adding up to add one；
S106：All floating car datas for judging whether to collect all have read and have been disposed；
If so, then store the road condition data of road member；
If it is not, then reading next floating car data, return and perform step S103；
By above-mentioned steps S103-S106, then the real-time update of the road condition data of road member, the road conditions based on road member are completed
Data collect using peak period on the same day as object, thus the step for flow circulation perform can set one with
Day is the data update cycle of unit, and the data update cycle can be set according to the requirement that road conditions are judged with accuracy,
Such as it is arranged to update daily.
Fig. 3 is refer to, on the basis of embodiment one, embodiments of the invention two are：
S201：Obtain road condition data first all the way；
Here, equally illustrated with road member A：Obtain road member A averaged historical relief bus flow 500 per hour and the same day
Relief bus flow 10 is per hour；
S202：Judge whether the road member is doubtful closing road member；
The judgement of road condition data based on member of satisfying the need is according to a process for judging cycle continuous cycle criterion, therefore,
First determine the road member before this judge whether to be judged as in flow doubtful closing road member, and moved towards in this, as follow-up process
Foundation；
If so, then perform step S203；If it is not, then perform step S301；
Again, by taking the member A of road as an example, road member A may be judged as doubtful closing road member in the road condition analyzing of the previous day,
It may not be doubtful closing road member；
Following that doubtful closing road member will be judged as with road member A, doubtful closed stratum illustrates for 2；
S203：Judge whether averaged historical relief bus flow and the difference of the same day relief bus flow are more than or equal to peak
Vehicle flowrate threshold values；
If so, step S204 is performed, if it is not, performing step S208；
S204：The initial Suspected Degree of closing of the road member is accumulative to add one, obtains the closing Suspected Degree of the road member；Perform step
Rapid S205；
Here, the road member A of doubtful closing judges to obtain averaged historical relief bus flow 500- same day relief bus flows 10=
490, more than or equal to relief bus flow threshold values Y (500*0.98=490)；Then road member A Suspected Degree is accumulative adds one, and road member A's doubts
It is 2+1=3 like degree；
S205：Judge whether the closing Suspected Degree of road member is more than or equal to the Suspected Degree threshold values；If so, then perform step
S206；If it is not, then perform step S401；
Here, the closing Suspected Degree 3 for the road member A for judging to obtain doubtful closing is equal to Suspected Degree threshold values 3；
S206：Determine the Lu Yuanwei closings road member；It is preferred that will be prompted to related personnel carries out live confirmation, ensure what is judged
It is accurate；
Here, by judging, Fujian platform agricultural exchange Cooperation Centre is to Fujian daily paper journalism collection in Hua Linlu
This section of group is that the vehicle flowrate on the member A of road is die-offed to 10 per hour per hour by previous 500, it is seen that road member A driving number
Amount die-offs, and is continuation.So that it is determined that the road member A of doubtful closing is closing road member；Sent out after being detected at staff scene
Existing, road member A causes the closing of road because railway enclosing is constructed.
S207：The first traffic information in the Lu Yuanwei closings road is updated to electronic map；Perform step S401；
Here, the traffic information that road member A is in closing is updated to electronic map, it is easy to user to be expert at car peak period again
New programme path, gets around and safeguards section, to ensure that driving is convenient.
S208：The initial Suspected Degree of closing of the road member is accumulative to subtract one；Perform step S209；
S209：Judge whether the closing Suspected Degree of road member is less than or equal to 0；
If, it is determined that the non-doubtful closing road member of the Lu Yuanwei, while by the closing Suspected Degree zero setting of road member；Hold
Row step S401；
After above-mentioned steps S203, S204, S205 and 206, the road member to doubtful closing is further sentenced
It is disconnected, so that it is determined that doubtful closing Lu Yuanwei closings road member；
After above-mentioned steps S203, S208 and S209, it will cancel and be originally listed in the first doubtful closing in doubtful closing road
Identity, and it is 0 to reset its corresponding Suspected Degree, so as to follow-up judgement；
S301：Update the data the averaged historical relief bus flow that road member storage is corresponded in storehouse；Perform step S302；
S302：Judge whether averaged historical relief bus flow and the difference of the same day relief bus flow are more than or equal to peak
Vehicle flowrate threshold values；
If so, then perform step S303；If it is not, perform step S401；
S303：The road member is classified as doubtful closing road member, meanwhile, the initial Suspected Degree of closing for assigning the road member is 1；
Perform step S401；
S401：Judge whether all road members all by processing；
If it is not, road condition data first all the way under then obtaining, continues executing with step S202.
By above-mentioned steps, targetedly judge for the road condition data of road member, by above-mentioned judgement, with this information it is possible to determine road
Member is closing road member, either determines the doubtful closing road members of Lu Yuanwei or determines the non-doubtful closing road members of Lu Yuanwei；
Meanwhile above-mentioned steps flow can set a cycle criterion cycle, and the road with the cycle to each road member
Condition data are judged, obtain the accurate road conditions of road member；It can be seen that each deterministic process is all on the basis of upper result once
Judged again, the closing Suspected Degree of road member constantly will accumulate or reduce, in a manner of constantly updating Suspected Degree
Draw most accurate road member road conditions judged result.
It is preferred that the cycle criterion cycle is 24 hours, the period of collection is two hours of peak period；Meet real road
Close working condition while, and can mitigate system work load, the traffic information of user terminal electronic map can also obtain and
When renewal.
Referring to Fig. 5, the 3rd embodiment provided by the invention is：
A kind of confirmation system of blocked road, including presetting module 1, acquisition module 2, the first judge module 3, second judge
Module 4, the 3rd judge module 8, the 4th judge module 9, the 5th judge module 10, the 6th judge module 11, computing module 5, really
Cover half block 6, update module 7, mark module 13 and memory module 14；
The presetting module 1, for presetting the initial Suspected Degree of closing, Suspected Degree threshold values and the relief bus flow valve of road member
Value；
Acquisition module 2, for obtaining road condition data first all the way, the road condition data includes averaged historical relief bus flow
With same day relief bus flow；It is additionally operable to road condition data first all the way under obtaining；It is additionally operable to obtain the floating of peak period on the same day
Car data；According to the geographical position coordinates of Floating Car, road member residing for Floating Car is obtained；And obtain next floating car data；
First judge module 3, for judging the difference of averaged historical relief bus flow and the same day relief bus flow
Whether value is more than or equal to relief bus flow threshold values；
Second judge module 4, for judging whether the closing Suspected Degree of road member is more than or equal to the Suspected Degree threshold values；
3rd judge module 8, for judging whether the road member is doubtful closing road member；
4th judge module 9, for judging the difference of averaged historical relief bus flow and the same day relief bus flow
Whether value is more than or equal to relief bus flow threshold values；
5th judge module 10, for judging whether the closing Suspected Degree of road member is less than or equal to 0；
6th judge module 11, for judging whether all road members all by processing；
7th judge module 12, the acquisition whether is stored with the database for judging the memory module 14
Road member residing for the Floating Car that module 2 obtains according to geographical position coordinates；And judge whether all floating car datas all
Acquisition is handled；
The determining module 6, for determining the Lu Yuanwei closings road member；It is additionally operable to the road member being classified as doubtful closing
Lu Yuan；It is additionally operable to determine the non-doubtful closing road members of the Lu Yuanwei, while by the closing Suspected Degree zero setting of road member；
The computing module 5, determine the Lu Yuanwei closings road member；It is additionally operable to the initial Suspected Degree of closing to road member
It is accumulative to add one；It is additionally operable to that the initial Suspected Degree of closing is added up to subtract one；It is additionally operable to the same day peak traffic flow of the accumulative road member
Amount plus one；
The determining module 6, for determining the Lu Yuanwei closings road member；
The update module 7, for updating the first traffic information in the Lu Yuanwei closings road to electronic map；
The mark module 13, the road member for will not stored in the database of the memory module 14 add road member
List；The same day relief bus flow for marking the road member is 1；
The memory module 14, for storing the road condition data of road member.
In summary, the confirmation method and device of a kind of blocked road provided by the invention, can not be carried for prior art
Accurate judgement for whether there is encapsulation situations to road, driving user can not obtain accurate traffic information in time and bring
Drive a vehicle inconvenient problem, pass through the initial Suspected Degree of default closing and correlated judgment threshold values；With the change of the relief bus flow of road member
Whether amount beyond threshold values is used as basis for estimation, obtains the accurate judgement result of road member road conditions, meanwhile, it is first will also timely to update road
Newest road conditions into electronic map；From the characteristic of blocked road, only by detecting the change of vehicle flowrate, just quick can obtain
Go out road conditions result, not only simplify the deterministic process of road conditions, improve the judging efficiency of road conditions；And ensuring the road conditions of electronic map
While obtaining upgrading in time, and can improves the degree of accuracy that road conditions judge.
Embodiments of the invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this hair
The equivalents that bright specification and accompanying drawing content are made, or the technical field of correlation is directly or indirectly used in, similarly include
In the scope of patent protection of the present invention.
Claims (10)
- A kind of 1. confirmation method of blocked road, it is characterised in that：Including：The initial Suspected Degree of closing, Suspected Degree threshold values and the relief bus flow threshold values of default road member；Road condition data first all the way is obtained, the road condition data includes averaged historical relief bus flow and same day relief bus flow；Judge whether averaged historical relief bus flow and the difference of the same day relief bus flow are more than or equal to relief bus flow valve Value；If so, then the initial Suspected Degree of closing of the road member is accumulative adds one, the closing Suspected Degree of the road member is obtained；Judge whether the closing Suspected Degree of road member is more than or equal to the Suspected Degree threshold values；If, it is determined that the Lu Yuanwei closings road member；The first traffic information in the Lu Yuanwei closings road is updated to electronic map.
- 2. the confirmation method according to a kind of blocked road described in claim 1, it is characterised in that：It is described " to judge whether averaged historical relief bus flow and the difference of the same day relief bus flow are more than or equal to peak traffic flow Further comprise before the judgment step of amount threshold values "：Judge whether the road member is doubtful closing road member；If so, then continue the judgment step；If it is not, then judging whether averaged historical relief bus flow and the difference of the same day relief bus flow are more than or equal to relief bus Flow threshold values；If so, the road member is then classified as doubtful closing road member.
- 3. the confirmation method according to a kind of blocked road described in claim 1, it is characterised in that：It is described " to judge whether averaged historical relief bus flow and the difference of the same day relief bus flow are more than or equal to peak traffic flow Further comprise after amount threshold values "：If it is not, then the initial Suspected Degree of closing is accumulative subtracts one；Judge whether the closing Suspected Degree of road member is less than or equal to 0；If, it is determined that the non-doubtful closing road member of the Lu Yuanwei, while by the closing Suspected Degree zero setting of road member.
- 4. the confirmation method according to a kind of blocked road described in claim 1, it is characterised in that：It is described " to update the road member For the first traffic information in closing road to electronic map " further comprise afterwards：Judge whether all road members all by processing；If it is not, road condition data first all the way under then obtaining.
- 5. the confirmation method according to a kind of blocked road described in claim 1, it is characterised in that：It is described " to obtain the road of road member Further comprise before condition data "：Obtain the floating car data of peak period on the same day；According to the geographical position coordinates of Floating Car, road member residing for Floating Car is obtained；Judge the road member whether is stored with database；If it is not, road member is then added into road member list；The same day relief bus flow for marking the road member is 1；If so, the same day relief bus flow for then adding up the road member adds 1；Judge whether that all acquisitions of all floating car datas are handled；If so, the road condition data of storage road member；If it is not, then obtain next floating car data.
- 6. the confirmation system of a kind of blocked road, it is characterised in that including presetting module, acquisition module, the first judge module, Two judge modules, computing module, determining module and update module；The presetting module, for presetting the initial Suspected Degree of closing, Suspected Degree threshold values and the relief bus flow threshold values of road member；Acquisition module, for obtaining road condition data first all the way, the road condition data includes averaged historical relief bus flow and worked as Day relief bus flow；First judge module, for judge averaged historical relief bus flow and the same day relief bus flow difference whether More than or equal to relief bus flow threshold values；The computing module, for adding up to add one to the initial Suspected Degree of closing of road member, the closing for obtaining the road member is doubted Like degree；Second judge module, for judging whether the closing Suspected Degree of road member is more than or equal to the Suspected Degree threshold values；The determining module, for determining the Lu Yuanwei closings road member；The update module, for updating the first traffic information in the Lu Yuanwei closings road to electronic map.
- 7. the confirmation system according to a kind of blocked road described in claim 6, it is characterised in that：Also include the 3rd judge module With the 4th judge module；3rd judge module, for judging whether the road member is doubtful closing road member；4th judge module, for judge averaged historical relief bus flow and the same day relief bus flow difference whether More than or equal to relief bus flow threshold values；The determining module, it is additionally operable to the road member being classified as doubtful closing road member.
- 8. the confirmation system according to a kind of blocked road described in claim 6, it is characterised in that：Also judge mould including the 5th Block；5th judge module, for judging whether the closing Suspected Degree of road member is less than or equal to 0；The computing module, it is additionally operable to that the initial Suspected Degree of closing is added up to subtract one；The determining module, it is additionally operable to determine the non-doubtful closing road members of the Lu Yuanwei, at the same the closing of road member is doubtful Spend zero setting.
- 9. the confirmation system according to a kind of blocked road described in claim 6, it is characterised in that：Also judge mould including the 6th Block；6th judge module, for judging whether all road members all by processing；The acquisition module, it is additionally operable to road condition data first all the way under obtaining.
- 10. the confirmation system according to a kind of blocked road described in claim 6, it is characterised in that：Also include the 7th judge module, mark module and memory module；The acquisition module, it is additionally operable to obtain the floating car data of peak period on the same day；Geographical position according to Floating Car is sat Mark, obtain road member residing for Floating Car；And obtain next floating car data；7th judge module, the acquisition module foundation whether is stored with the database for judging the memory module Road member residing for the Floating Car that geographical position coordinates obtain；And judge whether all floating car datas all at acquisition Reason；The mark module, the road member for will not stored in the database of the memory module add road member list；Mark The same day relief bus flow for remembering the road member is 1；The computing module, the same day relief bus flow for being additionally operable to the accumulative road member add one；The memory module, for storing the road condition data of road member.
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| CN107346610B (en) * | 2016-05-05 | 2021-05-04 | 阿里巴巴集团控股有限公司 | Road condition reminding method and device |
| CN107063281A (en) * | 2017-04-12 | 2017-08-18 | 杨政超 | Automobile navigation method, device and terminal |
| JP2019053578A (en) * | 2017-09-15 | 2019-04-04 | トヨタ自動車株式会社 | Traffic volume determination system, traffic volume determination method, and traffic volume determination program |
| JP6927819B2 (en) * | 2017-09-15 | 2021-09-01 | トヨタ自動車株式会社 | Traffic volume judgment system, traffic volume judgment method, and traffic volume judgment program |
| CN109974726A (en) * | 2017-12-28 | 2019-07-05 | 北京搜狗科技发展有限公司 | A kind of road state determines method and device |
| CN109598930B (en) * | 2018-11-27 | 2021-05-14 | 上海炬宏信息技术有限公司 | Automatic detect overhead closed system |
| CN110689719B (en) | 2019-05-31 | 2021-01-19 | 北京嘀嘀无限科技发展有限公司 | System and method for identifying closed road sections |
| CN113554869B (en) * | 2021-07-01 | 2022-04-05 | 华东师范大学 | Road closure detection method based on multi-feature fusion |
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