CN107016872A - Quickly generate method, medium and the system of Traffic Announcement traffic information Press release - Google Patents
Quickly generate method, medium and the system of Traffic Announcement traffic information Press release Download PDFInfo
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- CN107016872A CN107016872A CN201710368251.9A CN201710368251A CN107016872A CN 107016872 A CN107016872 A CN 107016872A CN 201710368251 A CN201710368251 A CN 201710368251A CN 107016872 A CN107016872 A CN 107016872A
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/0962—Arrangements for giving variable traffic instructions having an indicator mounted inside the vehicle, e.g. giving voice messages
- G08G1/0968—Systems involving transmission of navigation instructions to the vehicle
- G08G1/0969—Systems involving transmission of navigation instructions to the vehicle having a display in the form of a map
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
- G01C21/34—Route searching; Route guidance
- G01C21/3446—Details of route searching algorithms, e.g. Dijkstra, A*, arc-flags, using precalculated routes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
- G01C21/34—Route searching; Route guidance
- G01C21/36—Input/output arrangements for on-board computers
- G01C21/3626—Details of the output of route guidance instructions
- G01C21/3647—Guidance involving output of stored or live camera images or video streams
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Abstract
The present invention provides a kind of method for quickly generating Traffic Announcement traffic information Press release, storage medium and system, test point is marked on the electronic map in region for needing issuing traffic broadcast, for each test point, the real-time road that various real-time road data obtain test point is merged.Whether be congestion source, if it is congestion source, the video monitoring equipment shooting image at the position of congestion source is transferred immediately if judging test point.The position of congestion test point, congestion source image information and congestion queue length are recorded to the traffic information Press release prestored, time, the address of congestion source place test point, congestion queue length and the congestion origin cause of formation according to the determination of congestion source image information that road conditions ewscaster is formed to traffic information are issued.Comprehensively whole traffic informations that regulation will be issued in the range of Traffic Information are precisely issued, when especially there is congestion, the reason for immediately can forming congestion source position and congestion source is distributed to traveler in time.
Description
Technical field
Field is induced the present invention relates to road traffic, specifically a kind of Traffic Announcement traffic information Press release of quickly generating
Method, storage medium and system.
Background technology
Traveler obtains current traffic information as most convenient most timely approach by Traffic Announcement.Current Traffic Announcement
The traffic information of report is random stronger, and road conditions ewscaster is with the experience of oneself, by being distributed in regarding on whole city's road
Frequency image is maked an inspection tour or the part traffic information of road surface driver feedback is issued, it is thus impossible to comprehensively will to regulation
Whole traffic informations in the range of issue Traffic Information are precisely issued, when especially there is congestion, it is impossible to by congestion
The reason for source position and congestion source are formed and congestion queue length are distributed to traveler problem in time.
The content of the invention
The present invention provides a kind of method for quickly generating Traffic Announcement traffic information Press release, storage medium and system, purport
Congestion source, the congestion origin cause of formation are being found in time, and it is being released by the form of Traffic Announcement.
Therefore, the present invention provides a kind of method for quickly generating Traffic Announcement traffic information Press release, comprise the following steps：
On the electronic map determine need broadcast traffic information region, it is determined that region in all crossings import and export
Mark test point between position and crossing, the distance between two neighboring test point is in the range of given threshold, each test point
Specific numbering is provided with, and the ID of the numbering video monitoring equipment corresponding with test point position of each test point is compiled
Number association；
The real-time road condition information of each test point is obtained, real-time road data are divided into heavy congestion, congestion, slow, smooth
Logical four classes, classification results are marked on the test point corresponding onto electronic map；
For each test point, the road condition data close to test point determines the detection according to its road condition data and downstream
Whether point is congestion source；
After test point is judged as congestion source, the monitoring for the video monitoring equipment for transferring association is numbered according to test point
The congestion source image information arrived；It is unimpeded test point to gathering around to obtain congestion source upstream and the closest road conditions in congestion source
The distance in stifled source is used as congestion queue length；
The position of the congestion test point, congestion source image information and the congestion are queued up into record to prestoring
Form traffic information in traffic information Press release, for road conditions ewscaster according to the traffic information of traffic information Press release formed when
Between, the address of test point where congestion source, congestion queue length and the congestion origin cause of formation determined according to congestion source image information
Issued.
Alternatively, in the above-mentioned method for quickly generating Traffic Announcement traffic information Press release, also comprise the following steps：
The length queued up according to the Vehicle Speed in the range of congested link and congestion, calculates automatic by congested link
Required transit time, the transit time is recorded into the traffic information Press release.
Alternatively, in the above-mentioned method for quickly generating Traffic Announcement traffic information Press release, each test point is obtained
Real-time road data are divided into heavy congestion, congestion, slow, unimpeded four class by real-time road condition information, by classification results mark to electricity
On sub- map on corresponding test point, following steps are specifically included：
Position and the speed data for all mobile phones being located in the region are obtained in real time, by the position of each mobile phone and speed
Degrees of data is associated into the electronic map in corresponding geographical position coordinates, according to all in each test point detection range
The average translational speed of mobile phone, obtains the first real-time road data of the test point；
At least three groups road conditions cloud data are read by internet, each inspection is determined according at least three groups road conditions cloud data
Real-time road data in the corresponding geographical position coordinates of measuring point, obtain the second real-time road data of test point；
Merge the first real-time road data and the second real-time road data obtain the road conditions number of each test point
According to real-time road data being divided into heavy congestion, congestion, slow, unimpeded four class, by classification results mark to institute on electronic map
On corresponding test point.
Alternatively, in the above-mentioned method for quickly generating Traffic Announcement traffic information Press release, mobile data is obtained
The position for all mobile phones in the region that center is sent and speed data, the position of each mobile phone is associated with speed data
Into the electronic map in corresponding geographical position coordinates, according to the movement of all mobile phones in each test point coverage
Speed, obtains the road condition data of test point as the first real-time road data, specifically includes：
Detection range is configured for each test point, and the starting point of the detection range is the test point and upstream close to detection
The point midway of point, the terminal of the detection range is the point midway of the test point and downstream close to test point；
For each test point, if not finding position and the speed data of mobile phone in its detection range, directly will
The road condition data of the test point is labeled as unimpeded, otherwise obtains the translational speed V of each mobile phone in its detection rangea, wherein 1≤
A≤A, A are the mobile phone sum in the test point detection range, and the speed data of the test point is calculated according to below equation：
If the ratio of the speed data of test point and the Maximum speed limit value in section where it is more than or equal to first threshold,
The road condition data of the test point is labeled as unimpeded；
If it is same that the ratio of the speed data of test point and the Maximum speed limit value in section where it is more than or equal to Second Threshold
When be less than first threshold, then the road condition data of the test point be labeled as slowly；
If it is same that the ratio of the speed data of test point and the Maximum speed limit value in section where it is more than or equal to the 3rd threshold value
When be less than Second Threshold, then the road condition data of the test point be labeled as congestion；
If the ratio of the speed data of test point and the Maximum speed limit value in section where it is less than the 3rd threshold value, the detection
The road condition data of point is labeled as heavy congestion.
Alternatively, in the above-mentioned method for quickly generating Traffic Announcement traffic information Press release, for each test point, root
The road condition data close to test point is determined in the step of whether test point is congestion source according to its road condition data and downstream,
Specifically include：
If heavy congestion is labeled as on test point and downstream close to test point on be not heavy congestion, the test point is true
It is set to congestion source；
If congestion is labeled as on test point and downstream close to test point on be not heavy congestion or congestion, the test point
It is defined as congestion source；
If be labeled as on test point slow and downstream close to test point on be not heavy congestion or congestion or slow, should
Test point is defined as congestion source.
The present invention also provides a kind of storage medium, and the storage medium stores computer instruction, when computer execution is described
During computer instruction, require to quickly generate Traffic Announcement traffic information Press release any one of 1-5 for perform claim
Method.
The present invention also provides a kind of system for quickly generating Traffic Announcement traffic information Press release, including：
At least one processor；And,
The memory being connected with least one described processor communication；Wherein,
The memory storage has can be by the instruction of one computing device, and the instruction is by described at least one
Manage device to perform, so that at least one described processor can：
On the electronic map determine need broadcast traffic information region, it is determined that region in all crossings import and export
Mark test point between position and crossing, the distance between two neighboring test point is in the range of given threshold, each test point
Specific numbering is provided with, and the ID of the numbering video monitoring equipment corresponding with test point position of each test point is compiled
Number association；
The real-time road condition information of each test point is obtained, real-time road data are divided into heavy congestion, congestion, slow, smooth
Logical four classes, classification results are marked on the test point corresponding onto electronic map；
For each test point, the road condition data close to test point determines the detection according to its road condition data and downstream
Whether point is congestion source；
After test point is judged as congestion source, the monitoring for the video monitoring equipment for transferring association is numbered according to test point
The congestion source image information arrived；It is unimpeded test point to gathering around to obtain congestion source upstream and the closest road conditions in congestion source
The distance in stifled source is used as congestion queue length；
The position of the congestion test point, congestion source image information and the congestion queue length are recorded to pre-
Traffic information is formed in the traffic information Press release deposited, is formed for road conditions ewscaster according to the traffic information of traffic information Press release
Time, the address of test point where congestion source, congestion queue length and the congestion determined according to congestion source image information
The origin cause of formation is issued.
The above-mentioned technical proposal that the present invention is provided compared with prior art, at least has the advantages that：
The present invention provides a kind of method for quickly generating Traffic Announcement traffic information Press release, storage medium and system,
Test point is marked on the electronic map for needing the region that issuing traffic broadcasts, and the distance between two neighboring test point is in setting threshold
In the range of value, each test point is provided with specific numbering, and the numbering of each test point is corresponding with test point position
Video monitoring equipment ID numbering association.For each test point, the reality that various real-time road data obtain test point is merged
Shi Lukuang.Whether be congestion source, if it is congestion source, just transfer immediately at the position of congestion source if judging test point
Video monitoring equipment shooting image, and immediately by the position of congestion test point, congestion source image information and congestion queue length
Record forms traffic information into the traffic information Press release prestored, for road conditions of the road conditions ewscaster according to traffic information Press release
Information formation time, the address of congestion source test point, congestion queue length and according to congestion source image information determine
The congestion origin cause of formation is issued.Comprehensively whole traffic informations that regulation will be issued in the range of Traffic Information are entered so as to realize
Row precisely issue, when especially there is congestion, the reason for immediately can forming congestion source position and congestion source is issued in time
Give traveler problem.
Brief description of the drawings
In order that present disclosure is more likely to be clearly understood, below in conjunction with the accompanying drawings, further detailed is made to the present invention
Thin explanation, wherein,
Fig. 1 is the flow for the method that Traffic Announcement traffic information Press release is quickly generated described in one embodiment of the invention
Figure；
Fig. 2 is the interface schematic diagram of mark test point in urban parts scope road described in one embodiment of the invention；
Fig. 3 be judge described in one embodiment of the invention test point whether be congestion source method flow diagram；
Fig. 4 is the principle frame for the system that Traffic Announcement traffic information Press release is quickly generated described in one embodiment of the invention
Figure.
Embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Example is a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
As long as and technical characteristic involved in invention described below different embodiments does not constitute conflict just each other
It can be combined with each other.
Embodiment 1
The present embodiment provides a kind of method for quickly generating Traffic Announcement traffic information Press release, as shown in figure 1, including such as
Lower step：
S1：Determine the region for needing to broadcast traffic information on the electronic map, it is determined that region in all crossings enter
Mark test point between outlet port and crossing, the distance between two neighboring test point is in the range of given threshold, Mei Yijian
Measuring point is provided with specific numbering, and the numbering video monitoring equipment corresponding with test point position of each test point
ID numbering associations.As shown in Fig. 2 it is preferred that the import and export position and adjacent road at all crossings of urban road on the electronic map
Test point is marked between mouthful, if through street length is more than pre-determined distance, test point is marked on through street；If ordinary road
When crossing spacing is more than pre-determined distance, then test point is marked between crossing, these test points are all marked on electronic map simultaneously
It is numbered.The actual range between test point, two adjacent test points, which is marked, in electronic map may be set in 50 meters to 150
Between rice.Arrow represents travel direction in figure, for electronic map, itself records the coordinate in geographical position, therefore
As long as on the mark of relevant position test point, it is known that the geographical position coordinates of test point are just to determine.Each test point institute
, can be corresponding with the ID numberings of video monitoring equipment by test point numbering to that there should be video monitoring equipment in position, so when need
When being monitored to the traffic conditions of test point, the video of correspondence ID numberings just can be directly transferred by the numbering of test point
Monitoring device carries out captured in real-time.
S2：Obtain the real-time road condition information of each test point, by real-time road data be divided into heavy congestion, congestion, it is slow,
Unimpeded four class, classification results is marked on the test point corresponding onto electronic map.Real-time road data can for peony,
Red, yellow and green, heavy congestion is represented using peony, congestion is represented using red, using yellow represent slowly, use
Green represents unimpeded, and real-time road data can also include the road conditions of geographical position coordinates and geographical position coordinates, when reading
, directly will be associated with the geographical position coordinates on electronic map by it after the road condition data of a certain test point.
S3：For each test point, close to the road condition data of test point, determine should according to its road condition data and downstream
Whether test point is congestion source；
S4：After test point is judged as congestion source, the video monitoring equipment of association is transferred according to test point numbering
The congestion source image information monitored；It is unimpeded test point that congestion source upstream, which is obtained, with the closest road conditions in congestion source
Distance to congestion source is used as congestion queue length；
S5：By the position of the congestion test point, congestion source image information and the congestion queue length record
Traffic information is formed into the traffic information Press release prestored, for traffic information of the road conditions ewscaster according to traffic information Press release
The address of test point, congestion queue length where time of formation, congestion source and determined according to congestion source image information
The congestion origin cause of formation is issued.For traffic information Press release, its form can be setting value, when implementing, to each number
According to the specific flag bit of setting or using specific host-host protocol so that system after receiving the data can be according to setting
Setting position of the form by data storage into traffic information Press release, this process can be conciliate using existing data encoding
Code mode is realized, because it is not the present application point place, is not described in detail herein.And announcer exists
In such scheme, test point, two neighboring inspection are marked on the electronic map in region for needing issuing traffic broadcast
The distance between measuring point is in the range of given threshold, and each test point is provided with specific numbering, and the numbering of each test point
The ID numbering associations of video monitoring equipment corresponding with test point position.For each test point, merge various real-time
Road condition data obtains the real-time road of test point.Whether be congestion source, if it is congestion source, just adjust immediately if judging test point
The video monitoring equipment shooting image at the position of congestion source is taken, and immediately by the position of congestion test point, congestion source
Image information and congestion queue length are recorded forms traffic information into the traffic information Press release prestored, for road conditions ewscaster's root
According to time, the address of congestion source test point, congestion queue length and the foundation of the traffic information formation of traffic information Press release
The congestion origin cause of formation that congestion source image information is determined is issued.Traffic Information comprehensively will be issued to regulation so as to realize
In the range of whole traffic informations precisely issued, can be immediately by congestion source position and congestion when especially there is congestion
The reason for source is formed is distributed to traveler problem in time.
Further, it can also comprise the following steps in the above method：
S6：The length queued up according to the Vehicle Speed in the range of congested link and congestion, calculates and passes through congested link
Transit time required for automatic, the transit time is recorded into the traffic information Press release.
When obtaining Vehicle Speed, it can be carried out according to the actual road condition data of each test point.Because every
When one test point obtains road condition data, determined according to car speed.For example, when being defined as heavy congestion, it is red
It is due to that the corresponding Vehicle Speed of the test point is less than the 20% of this section Maximum speed limit value, therefore completely may be used during color
To be reversely pushed out the speed location of test point according to the road condition data of each test point, so as to according to each test point
Vehicle speed range calculate time required for current congested link.
Embodiment 2
In the present embodiment, the real-time road condition information of each test point is obtained, real-time road data are divided into heavy congestion, gathered around
Stifled, slow, unimpeded four class, classification results is marked in the step on the test point corresponding onto electronic map, by following
Mode obtains the real-time road condition information of test point：
S21：Position and the speed data for all mobile phones being located in the region are obtained in real time, by the position of each mobile phone
Associated with speed data into the electronic map in corresponding geographical position coordinates, according in each test point detection range
The average translational speed of all mobile phones, obtains the first real-time road data of the test point；Because record lands on electronic map
Location coordinate information is managed, directly the location coordinate information of the location coordinate information of mobile phone and electronic map can be compared, will
The position of mobile phone and velocity information mark arrive the corresponding position of electronic map.So as to obtain current location and the shifting of mobile phone
Dynamic speed.Existing mobile phone is respectively provided with localization function module, and in real time sends own location information to mobile data
Center, such as existing LBS (Location Based Service, location Based service), pass through telecommunications mobile operator's
Radio communication network (such as GSM nets, CDMA nets) or outside positioning method (such as GPS) obtain cellphone subscriber positional information (
Manage coordinate, or geodetic coordinates), in the branch of GIS (Geographic Information System, GIS-Geographic Information System) platform
Hold down, provide the user respective service.Therefore, can directly from mobile data center obtain each mobile phone particular location and
Velocity information.In the present embodiment, obtain after mobile phone location and speed data, the first reality of test point is obtained by following steps
When road condition data.
S211：Detection range is configured for each test point, the starting point of the detection range is that the test point and upstream are tight
The point midway of adjacent test point, the terminal of the detection range is the point midway of the test point and downstream close to test point；Such as
Really a certain test point upstream is without other test points, then with own as starting point, similarly, if a certain test point downstream is without it
His test point, then with own as terminal.
S212：For each test point, if not finding position and the speed data of mobile phone in its detection range, directly
Connect and be labeled as the road condition data of the test point unimpeded, otherwise obtain the translational speed V of each mobile phone in its detection rangea, its
In 1≤a≤A, A be the test point detection range in mobile phone sum, the speed data of the test point is calculated according to below equation：If that is, there is no mobile phone in the detection range of test point, directly assert the test point detection range
Interior without vehicle, vehicle can be travelled according to Maximum speed limit, then road condition data is unimpeded, is directly represented with green.
S213：If the ratio of the speed data of test point and the Maximum speed limit value in section where it is more than or equal to the first threshold
Value, then the road condition data of the test point is labeled as unimpeded；If the speed data of test point and the Maximum speed limit value in section where it
Ratio be more than or equal to Second Threshold simultaneously less than first threshold, then the road condition data of the test point is labeled as slowly；If inspection
The ratio of the speed data of measuring point and the Maximum speed limit value in section where it is more than or equal to the 3rd threshold value simultaneously less than the second threshold
Value, then the road condition data of the test point is labeled as congestion；If the speed data of test point and the Maximum speed limit value in section where it
Ratio be less than the 3rd threshold value, then the road condition data of the test point be labeled as heavy congestion.More than, the first threshold, second
Threshold value and the 3rd threshold value can voluntarily be set according to actual conditions, and such as first threshold selection is 0.6, and Second Threshold selection is
0.4, the selection of the 3rd threshold value is 0.2.
S22：At least three groups road conditions cloud data are read by internet, determined according at least three groups road conditions cloud data every
Real-time road data in the corresponding geographical position coordinates of one test point, obtain the second real-time road data of test point；Specifically
Ground, existing many government departments by traffic information data publication to internet, these data also all can with Free Acquisition,
This step can directly read corresponding road condition data from internet, in practical application, the flat of multi-group data can be asked for
Equal road conditions, or which road conditions the road condition data of test point is at most most labeled as according to the group number for characterizing which road condition data
Principle is obtained.
S23：Merge the first real-time road data and the second real-time road data obtain the road of each test point
Real-time road data are divided into heavy congestion, congestion, slow, unimpeded four class by condition data, and classification results mark is arrived into electronic map
On upper corresponding test point.
The real-time road data that test point is obtained by way of a variety of data are merged are more accurate, can avoid adopting
The larger situation of the road condition data error that is obtained with single channel occurs.
Embodiment 3
In the present embodiment, for each test point, according to its road condition data and downstream close to the road conditions number of test point
According to the step of whether test point is congestion source determined, it can be realized by the method shown in Fig. 3：
S31：Judge on the test point of a certain numbering whether be peony, if then performing step S32, otherwise perform step
S33；
S32：Judge the numbering test point downstream close to test point on whether be peony, if otherwise perform step S37,
If then return to step S2；
S33：Judge on the numbering test point whether be red, if then performing step S34, otherwise perform step S35；
S34：Judge the numbering test point downstream close to test point on whether be peony or red, if otherwise performing step
Rapid S37, if then return to step S2；
S35：Judge on the numbering test point whether be yellow, if then performing step S36, otherwise return to step S2；
S36：Judge the numbering test point downstream close to test point on whether be peony or red or yellow, if otherwise
Step S37 is performed, if then return to step S2；
S37：It is congestion source to determine the numbering test point.
Above peony represents heavy congestion, and red represents congestion, and yellow represents slow, and green represents unimpeded.Namely
Say, if a certain test point be peony, but downstream close to test point be not peony then the test point be congestion source
Head.If a certain test point is red, but downstream close to test point be not peony nor red, then the test point
For congestion source.If a certain test point is yellow, but test point is not peony nor red nor yellow downstream
Color, then the test point is congestion source.Can quickly and easily it be obtained very much corresponding to congestion source using the judgment mode
Test point, and can be according to where the corresponding relation of test point and geographical position coordinates determines congestion source particular location, be
The quick congestion source that eliminates provides guarantee.
The method of effective alleviation urban traffic blocking in the present embodiment, also comprises the following steps after step s 3：
S31：For each congestion source test point, according to its road condition data and downstream close to test point road condition data meter
Calculate the coefficient that is obstructed in the congestion source；
Correspondingly, in step s 5, the coefficient that is obstructed in congestion source is associated with the numbering of congestion source test point latter
With the mobile terminal of transmission to police on duty.Wherein, coefficient calculating process of being obstructed is specifically included, and each test point turns into congestion source
The moment of head, the coefficient initial value that is obstructed is zero；In each predetermined period, each congestion source is obstructed in accordance with the following steps
Coefficient is updated：
S311：Whether be peony, if then performing step S312, otherwise perform step S314 if judging congestion source.
S312：Judge downstream close to test point whether be green, if then being obstructed for the congestion source is under current time
Number plus the first numerical value * predetermined period values, the predetermined period refer in seconds, for example, select for 1 second, 2 seconds etc., if otherwise holding
Row step S313, first numerical value can be selected according to actual conditions, and selection is 1.5 in the present embodiment.
S313：Judge downstream close to test point whether be yellow, if then being obstructed for the congestion source is under current time
Number plus second value * predetermined period values；The second value can be selected according to actual conditions, and selection is in the present embodiment
1；Otherwise under current time the congestion source be obstructed coefficient plus third value * predetermined period values, the third value can root
Selected according to actual conditions, selection is 0.5 in the present embodiment.
S314：Whether be red, if then performing step S315, otherwise perform step S316 if judging congestion source.
S315：Judge downstream close to test point whether be green, if then being obstructed for the congestion source is under current time
Number plus second value * predetermined period values, otherwise perform step S316.
S316：Be obstructed coefficient plus the third value * predetermined period values in the congestion source under current time.
S317：The coefficient that is obstructed that the congestion source of green will be changed into each second in region is reset.
For the test point as congestion source, according to the road conditions of the close test point in direction downstream and its road conditions
Between difference determine the coefficient that is obstructed in the congestion source.If downstream close to road conditions and the congestion source of test point
Road conditions gap is bigger, illustrates that the congestion source is larger for the resistance in downstream, therefore the coefficient that is obstructed should be bigger.For example, a certain
Congestion source is peony, and situation and downstream direction close inspection of the close test point of downstream direction for green
Measuring point is red situation, and the former coefficient that is obstructed is greater than the latter.
Embodiment 4
The present embodiment provides a kind of storage medium, and the storage medium stores computer instruction, when computer execution is described
During computer instruction, Traffic Announcement traffic information Press release is quickly generated any one of embodiment 1-3 for performing
Method.
Embodiment 5
The present embodiment provides a kind of system for quickly generating Traffic Announcement traffic information Press release, as shown in figure 4, including：
At least one processor 1；And,
The memory 2 being connected with least one described processor communication；Wherein,
The memory 2 is stored with the instruction that can be performed by one processor 1, the instruction by it is described at least one
Processor 1 is performed, so that at least one described processor 1 can：
On the electronic map determine need broadcast traffic information region, it is determined that region in all crossings import and export
Mark test point between position and crossing, the distance between two neighboring test point is in the range of given threshold, each test point
Specific numbering is provided with, and the ID of the numbering video monitoring equipment corresponding with test point position of each test point is compiled
Number association；
The real-time road condition information of each test point is obtained, real-time road data are divided into heavy congestion, congestion, slow, smooth
Logical four classes, classification results are marked on the test point corresponding onto electronic map；
For each test point, the road condition data close to test point determines the detection according to its road condition data and downstream
Whether point is congestion source；
After test point is judged as congestion source, the monitoring for the video monitoring equipment for transferring association is numbered according to test point
The congestion source image information arrived；It is unimpeded test point to gathering around to obtain congestion source upstream and the closest road conditions in congestion source
The distance in stifled source is used as congestion queue length；
The position of the congestion test point, congestion source image information and the congestion queue length are recorded to pre-
Traffic information is formed in the traffic information Press release deposited, is formed for road conditions ewscaster according to the traffic information of traffic information Press release
Time, the address of test point where congestion source, congestion queue length and the congestion determined according to congestion source image information
The origin cause of formation is issued.
Embodiment 6
The present embodiment offer is a kind of to quickly generate the system of Traffic Announcement traffic information Press release, including is arranged at traffic pipe
Manage the control device in the control device and Traffic Announcement publishing center of control centre.Wherein：
The control device of the Traffic management control centre is configured as：
On the electronic map determine need broadcast traffic information region, it is determined that region in all crossings import and export
Mark test point between position and crossing, the distance between two neighboring test point is in the range of given threshold, each test point
Specific numbering is provided with, and the ID of the numbering video monitoring equipment corresponding with test point position of each test point is compiled
Number association；
The real-time road condition information of each test point is obtained, real-time road data are divided into heavy congestion, congestion, slow, smooth
Logical four classes, classification results are marked on the test point corresponding onto electronic map；
For each test point, the road condition data close to test point determines the detection according to its road condition data and downstream
Whether point is congestion source；
After test point is judged as congestion source, the monitoring for the video monitoring equipment for transferring association is numbered according to test point
The congestion source image information arrived；It is unimpeded test point to gathering around to obtain congestion source upstream and the closest road conditions in congestion source
The distance in stifled source is used as congestion queue length；
The control device of Traffic management control centre is by the position of the congestion test point, congestion source image information
Sent with the congestion queue length to the control device in traffic broadcast distribution center.
Control device in Traffic Announcement publishing center, is configured as：
Position, congestion source image information and the congestion queue length of congestion test point are received, and is recorded extremely
Traffic information is formed in the traffic information Press release prestored, for traffic information shape of the road conditions ewscaster according to traffic information Press release
Into time, the address of test point where congestion source, congestion queue length and according to gathering around that congestion source image information is determined
The stifled origin cause of formation is issued.
In such scheme, test point, two neighboring inspection are marked on the electronic map in region for needing issuing traffic broadcast
The distance between measuring point is in the range of given threshold, and each test point is provided with specific numbering, and the numbering of each test point
The ID numbering associations of video monitoring equipment corresponding with test point position.For each test point, merge various real-time
Road condition data obtains the real-time road of test point.Whether be congestion source, if it is congestion source, just adjust immediately if judging test point
The video monitoring equipment shooting image at the position of congestion source is taken, and immediately by the position of congestion test point, congestion source
Image information and congestion queue length are recorded forms traffic information into the traffic information Press release prestored, for road conditions ewscaster's root
According to time, the address of congestion source test point, congestion queue length and the foundation of the traffic information formation of traffic information Press release
The congestion origin cause of formation that congestion source image information is determined is issued.Traffic Information comprehensively will be issued to regulation so as to realize
In the range of whole traffic informations precisely issued, can be immediately by congestion source position and congestion when especially there is congestion
The reason for source is formed is distributed to traveler problem in time.
It should be understood by those skilled in the art that, embodiments of the invention can be provided as method, system or computer program
Product.Therefore, the present invention can be using the reality in terms of complete hardware embodiment, complete software embodiment or combination software and hardware
Apply the form of example.Moreover, the present invention can be used in one or more computers for wherein including computer usable program code
The computer program production that usable storage medium is implemented on (including but is not limited to magnetic disk storage, CD-ROM, optical memory etc.)
The form of product.
The present invention is the flow with reference to method according to embodiments of the present invention, equipment (system) and computer program product
Figure and/or block diagram are described.It should be understood that can be by every first-class in computer program instructions implementation process figure and/or block diagram
Journey and/or the flow in square frame and flow chart and/or block diagram and/or the combination of square frame.These computer programs can be provided
The processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing devices is instructed to produce
A raw machine so that produced by the instruction of computer or the computing device of other programmable data processing devices for real
The device for the function of being specified in present one flow of flow chart or one square frame of multiple flows and/or block diagram or multiple square frames.
These computer program instructions, which may be alternatively stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that the instruction being stored in the computer-readable memory, which is produced, to be included referring to
Make the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one square frame of block diagram or
The function of being specified in multiple square frames.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that in meter
Series of operation steps is performed on calculation machine or other programmable devices to produce computer implemented processing, thus in computer or
The instruction performed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in individual square frame or multiple square frames.
Obviously, above-described embodiment is only intended to clearly illustrate example, and the not restriction to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among changing still in the protection domain of the invention.
Claims (7)
1. a kind of method for quickly generating Traffic Announcement traffic information Press release, it is characterised in that comprise the following steps：
On the electronic map determine need broadcast traffic information region, it is determined that region in all crossings import and export position
Mark test point between crossing, the distance between two neighboring test point is in the range of given threshold, and each test point is set
There is specific numbering, and the ID numberings of the numbering video monitoring equipment corresponding with test point position of each test point are closed
Connection；
The real-time road condition information of each test point is obtained, real-time road data are divided into heavy congestion, congestion, slow, unimpeded four
Class, classification results is marked on the test point corresponding onto electronic map；
For each test point, the road condition data close to test point determines that the test point is according to its road condition data and downstream
No is congestion source；
When test point is judged as congestion source after, monitoring for the video monitoring equipment of transferring association is numbered according to test point
Congestion source image information；It is unimpeded test point to congestion source that congestion source upstream, which is obtained, with the closest road conditions in congestion source
The distance of head is used as congestion queue length；
The position of the congestion test point, congestion source image information and the congestion queue length are recorded to prestoring
Form traffic information in traffic information Press release, for road conditions ewscaster according to the traffic information of traffic information Press release formed when
Between, the address of test point where congestion source, congestion queue length and the congestion origin cause of formation determined according to congestion source image information
Issued.
2. the method according to claim 1 for quickly generating Traffic Announcement traffic information Press release, it is characterised in that also wrap
Include following steps：
The length queued up according to the Vehicle Speed in the range of congested link and congestion, calculates automatically required by congested link
The transit time wanted, the transit time is recorded into the traffic information Press release.
3. the method according to claim 1 for quickly generating Traffic Announcement traffic information Press release, it is characterised in that obtain
Real-time road data are divided into heavy congestion, congestion, slow, unimpeded four class, will classified by the real-time road condition information of each test point
As a result mark on test point corresponding on electronic map, specifically include following steps：
Position and the speed data for all mobile phones being located in the region are obtained in real time, by the position of each mobile phone and number of speed
According to association into the electronic map in corresponding geographical position coordinates, according to all mobile phones in each test point detection range
Average translational speed, obtain the first real-time road data of the test point；
At least three groups road conditions cloud data are read by internet, each test point is determined according at least three groups road conditions cloud data
Real-time road data in corresponding geographical position coordinates, obtain the second real-time road data of test point；
Merge the first real-time road data and the second real-time road data obtain the road condition data of each test point, will
Real-time road data are divided into heavy congestion, congestion, slow, unimpeded four class, will be corresponding on classification results mark to electronic map
Test point on.
4. the method according to claim 3 for quickly generating Traffic Announcement traffic information Press release, it is characterised in that obtain
The position for all mobile phones in the region that mobile data center is sent and speed data, by the position of each mobile phone and
Speed data is associated into the electronic map in corresponding geographical position coordinates, according to the institute in each test point coverage
There is the translational speed of mobile phone, obtain the road condition data of test point as the first real-time road data, specifically include：
Detection range is configured for each test point, and the starting point of the detection range is the test point and upstream close to test point
Point midway, the terminal of the detection range is the point midway of the test point and downstream close to test point；
For each test point, if not finding position and the speed data of mobile phone in its detection range, directly this is examined
The road condition data of measuring point is labeled as unimpeded, otherwise obtains the translational speed V of each mobile phone in its detection rangea, wherein 1≤a≤
A, A are the mobile phone sum in the test point detection range, and the speed data of the test point is calculated according to below equation：
If the ratio of the speed data of test point and the Maximum speed limit value in section where it is more than or equal to first threshold, the inspection
The road condition data of measuring point is labeled as unimpeded；
If it is simultaneously small that the ratio of the speed data of test point and the Maximum speed limit value in section where it is more than or equal to Second Threshold
In first threshold, then the road condition data of the test point is labeled as slowly；
If it is simultaneously small that the ratio of the speed data of test point and the Maximum speed limit value in section where it is more than or equal to the 3rd threshold value
In Second Threshold, then the road condition data of the test point is labeled as congestion；
If the ratio of the speed data of test point and the Maximum speed limit value in section where it is less than the 3rd threshold value, the test point
Road condition data is labeled as heavy congestion.
5. the method for quickly generating Traffic Announcement traffic information Press release according to claim any one of 1-4, its feature
It is, for each test point, the road condition data close to test point determines the test point according to its road condition data and downstream
In the step of whether being congestion source, specifically include：
If heavy congestion is labeled as on test point and downstream close to test point on be not heavy congestion, the test point is defined as
Congestion source；
If congestion is labeled as on test point and downstream close to test point on be not heavy congestion or congestion, the test point is determined
For congestion source；
If be labeled as on test point slow and downstream close to test point on be not heavy congestion or congestion or slow, the detection
Point is defined as congestion source.
6. a kind of storage medium, it is characterised in that the storage medium stores computer instruction, when computer performs described calculate
When machine is instructed, the side for quickly generating Traffic Announcement traffic information Press release any one of 1-5 is required for perform claim
Method.
7. a kind of system for quickly generating Traffic Announcement traffic information Press release, it is characterised in that including：
At least one processor；And,
The memory being connected with least one described processor communication；Wherein,
The memory storage has can be by the instruction of one computing device, and the instruction is by least one described processor
Perform, so that at least one described processor can：
On the electronic map determine need broadcast traffic information region, it is determined that region in all crossings import and export position
Mark test point between crossing, the distance between two neighboring test point is in the range of given threshold, and each test point is set
There is specific numbering, and the ID numberings of the numbering video monitoring equipment corresponding with test point position of each test point are closed
Connection；
The real-time road condition information of each test point is obtained, real-time road data are divided into heavy congestion, congestion, slow, unimpeded four
Class, classification results is marked on the test point corresponding onto electronic map；
For each test point, the road condition data close to test point determines that the test point is according to its road condition data and downstream
No is congestion source；
When test point is judged as congestion source after, monitoring for the video monitoring equipment of transferring association is numbered according to test point
Congestion source image information；It is unimpeded test point to congestion source that congestion source upstream, which is obtained, with the closest road conditions in congestion source
The distance of head is used as congestion queue length；
The position of the congestion test point, congestion source image information and the congestion queue length are recorded to prestoring
Form traffic information in traffic information Press release, for road conditions ewscaster according to the traffic information of traffic information Press release formed when
Between, the address of test point where congestion source, congestion queue length and the congestion origin cause of formation determined according to congestion source image information
Issued.
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