CN106504524A - A kind of method that express highway section is divided based on mobile signaling protocol dynamic - Google Patents
A kind of method that express highway section is divided based on mobile signaling protocol dynamic Download PDFInfo
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- CN106504524A CN106504524A CN201610823101.8A CN201610823101A CN106504524A CN 106504524 A CN106504524 A CN 106504524A CN 201610823101 A CN201610823101 A CN 201610823101A CN 106504524 A CN106504524 A CN 106504524A
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/01—Detecting movement of traffic to be counted or controlled
- G08G1/0104—Measuring and analyzing of parameters relative to traffic conditions
- G08G1/0108—Measuring and analyzing of parameters relative to traffic conditions based on the source of data
- G08G1/012—Measuring and analyzing of parameters relative to traffic conditions based on the source of data from other sources than vehicle or roadside beacons, e.g. mobile networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/20—Services signaling; Auxiliary data signalling, i.e. transmitting data via a non-traffic channel
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- Computer Networks & Wireless Communication (AREA)
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- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
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- General Physics & Mathematics (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The present invention relates to road traffic road condition monitoring technology, it is desirable to provide a kind of method for dividing express highway section based on mobile signaling protocol dynamic.The method includes：Obtain base station vertical mapping point on a highway；Collection mobile phone signaling event is sorted out, and statistical analysis certain the mobile signaling protocol number of users of base station maps point at the moment on highway in certain moment collects；Generate express highway section.Based on the present invention is using highway mapping vertical with base station location, by the analysis to mobile phone signaling event quantity and number of users, the express highway section met based on mobile phone signaling real-time road detection requirement is dynamically marked off.Solving part way does not have base station covering or signaling event number of users few, it is impossible to analyze the problem of section real-time road.The dynamic pavement section result that the present invention is obtained, can be used for the highway operation monitoring system of mobile phone signaling, analyze the real-time traffic condition of highway different sections of highway.
Description
Technical field
The invention belongs to road traffic road condition monitoring technology, is divided at a high speed based on mobile signaling protocol dynamic more particularly, to a kind of
The method of highway section.
Background technology
In recent years, with the popularization of mobile phone terminal, a kind of emerging wide area is become based on the location-based service of mobile communication and is moved
State traffic detection mode, for example, analyze deduction dynamic traffic situation by the positional information of numerous cellphone subscribers.
By the base station change to cell phone signaling user and time change, with neural network model and time series
Forecast model, analyzes the track of user, current mobile speed, and comprehensive traffic accident, weather, history road condition data etc.
Information, finally analyzes speed and speed trend of each section in certain time window.User can be guided to avoid congestion road
Section, distributed vehicle avoid road vehicle blocking.
In order to analyze the real-time traffic condition of highway different sections of highway, if needing for highway to be divided into main line
Section, carries out real-time road analysis in units of section and result shows.Fastlink unit is excessive or mobile phone signaling event number
Amount, number of users are not enough will to cause transport information not enough comprehensively accurately, and section is too small then to cause transport information acquisition difficulty to increase,
Therefore how to carry out the scientific and reasonable section that divides to highway becomes the pass of highway real-time traffic operation monitoring system
Key.
Content of the invention
The technical problem to be solved in the present invention is to overcome deficiency of the prior art, there is provided a kind of dynamic based on mobile signaling protocol
The method that state divides express highway section.
For solving technical problem, the solution of the present invention is：
A kind of method for express highway section being divided based on mobile signaling protocol dynamic is provided, and comprises the steps：
(1) base station vertical mapping point on a highway is obtained
Using Local Search extreme value algorithm, by each base station maps of highway periphery on highway, base station is obtained
Mapping point P, and obtain the base station maps point set (P1, P2, P3.....Pi) along highway sequential placement；Each base station
At least include base station cell title, longitude and latitude, overlay area and base station type in essential information；
(2) mobile phone signaling event is gathered
The various signaling things that the user mobile phone recorded in each base station of collection highway periphery is produced in a mobile network
Part, obtains mobile signaling protocol message after being formatted process；In mobile signaling protocol message, including at least timestamp, ID
Field ID and the base station geographic position represented with longitude and latitude LON/LAT；
(3) signaling user number Macro or mass analysis
The mobile signaling protocol message for collecting is sorted out, statistical analysis is reflected certain base station on highway in certain T1 moment
Mobile signaling protocol numbers of users of the exit point Pi at the T1 moment collects PUi, and (T1 may be set to give tacit consent to 1 minute, i.e. real-time road monitoring is most short
Refresh time is 1 minute)；
(4) express highway section is generated
As starting point, whether the PUi for analyzing base station maps point P1 at the T1 moment is more than present count to starting point with highway
Value, such as larger than default value then generates dynamic section S1；Otherwise, analysis base station maps point P1+P2, P1+P2+P3, P1+P2 are continued
Whether the PUis of+P3+P4 ... at the T1 moment is more than default value, until meeting conditions of the PUi more than default value, dynamic to generate
State section S2；Dynamic section S3-Sn is generated in the same manner, so as to highway is divided into S1-Sn dynamic section, Sn tables
Show the total dynamic section of highway.
In the present invention, the default value of PUi described in step (4) is 100.
In the present invention, using Local Search extreme value algorithm by the base station maps of highway periphery to highway, its
Comprise the concrete steps that：
(1) with base station O as the center of circle, with r as radius, obtain intersecting inner curve AB of highway and circle O；
(2) according to the equidistant segmentation AB of step-length S, P=[p1, p2, p3 ... pm] is obtained；
(3) each point in P is calculated with base station O apart from PiO, 1≤i≤m；
(4) mapping points of the minimum Pi of distance as base station O on a highway is taken.
In the present invention, various signaling events that the user mobile phone is produced in a mobile network refer to following any one：
Switching on and shutting down produce location updating event, across base station location area when handover event, periodic location updating event, answer and
The event called, send and receive short message event or mobile subscriber's online event.
In the present invention, user identification field ID is with IMSI or MSISDN as seed, under the requirement of uniqueness
Generated using one-way algorithm, also made desensitization process to protect privacy of user to user profile during being somebody's turn to do.
Compared with prior art, the beneficial effects of the present invention is
1st, based on the present invention is mapped using highway is vertical with base station location, by mobile phone signaling event quantity and
The analysis of number of users, dynamically marks off the express highway section met based on mobile phone signaling real-time road detection requirement.Solution
Part way present in the pavement section based on the monitoring of mobile phone signaling high-speed road conditions of having determined does not have base station to cover or signaling event
Number of users is few, it is impossible to analyze the problem of section real-time road.
2nd, the dynamic pavement section result obtained using method of the present invention, the high speed that can be used for mobile phone signaling are public
Road operation monitoring system, analyzes the real-time traffic condition of highway different sections of highway.
Description of the drawings
Fig. 1 is the broad flow diagram of highway dynamic pavement section.
Fig. 2 maps schematic diagram for base station is vertical with highway.
Specific embodiment
Below in conjunction with the accompanying drawings and example is embodied as, the process that implements of the present invention is described in detail.
In the present invention, based on the method that mobile signaling protocol dynamic divides express highway section, comprise the steps：
(1) base station vertical mapping point on a highway is obtained
Using Local Search extreme value algorithm, by each base station maps of highway periphery on highway, base station is obtained
Mapping point P, and obtain the base station maps point set (P1, P2, P3.....Pi) along highway sequential placement；Each base station
At least include base station cell title, longitude and latitude, overlay area and base station type in essential information；
By comprising the concrete steps that in the base station maps of highway periphery to highway：
(1) with base station O as the center of circle, with r as radius, obtain intersecting inner curve AB of highway and circle O；
(2) according to the equidistant segmentation AB of step-length S, P=[p1, p2, p3 ... pm] is obtained；
(3) each point in P is calculated with base station O apart from PiO, 1≤i≤m；
(4) mapping points of the minimum Pi of distance as base station O on a highway is taken.
(2) mobile phone signaling event is gathered
The various signaling things that the user mobile phone recorded in each base station of collection highway periphery is produced in a mobile network
Part, obtains mobile signaling protocol message after being formatted process；In mobile signaling protocol message, including at least timestamp, ID
Field ID and the base station geographic position represented with longitude and latitude LON/LAT；
The various signaling events that the user mobile phone is produced in a mobile network refer to following any one：Switching on and shutting down are produced
Location updating event, across base station location area when handover event, periodic location updating event, answer and call
Event, send and receive short message event or mobile subscriber online event.
Wherein, user identification field ID is with IMSI or MSISDN as seed, using unidirectional under the requirement of uniqueness
Property algorithm and generate, should during also make desensitization process to protect privacy of user to user profile.
(3) signaling user number Macro or mass analysis
The mobile signaling protocol message for collecting is sorted out, statistical analysis is reflected certain base station on highway in certain T1 moment
Mobile signaling protocol numbers of users of the exit point Pi at the T1 moment collects PUi；
Assume that highway has base station maps point P1, P2 ..., Pi, after the classification of signaling user number is processed, in T1
Carve and will form following set：
PU1={ U1, U2 ..., Un }
PU2={ U1, U2 ..., Un }
......
PUi={ U1, U2 ..., Un }
Wherein, PUi represents that the T1 moment mobile signaling protocol number of users of base station maps point Pi collects.
(4) express highway section is generated
Before the highway operation monitoring system of mobile phone signaling is to the analysis of highway real-time road, dynamic according to following rule
State generates fastlink：
(1), as starting point, whether the PUi for analyzing base station maps point P1 at the T1 moment is more than default for the starting point with highway
Numerical value (default value is selected according to actual conditions, can be with 100 as minimum number of users)；
(2) such as it is unsatisfactory for, then whether PUis of the analysis base station maps point P1+P2 at the T1 moment is more than 100；
(3) as P1+P2 meet PUi more than 100 condition, then using P1+P2 as dynamic section S1 road section scope；Its
In, Si represents express highway section；
(4) with P3 as starting point, whether the PUi for analyzing P3+Pi at the T1 moment is more than 100 to section S2, until condition meets, then
Generate dynamic section S2；
(5) section S3-Sn generates section according to above rule, until highway dynamic is divided into S1, S2,
S3 ..., Sn section；Wherein, Sn represents express highway section.
Based on the highway operation monitoring system of mobile phone signaling, it is analyzed by the section generated according to dynamic, really
The signaling user number for protecting each section disclosure satisfy that the minimum requirements of real-time road monitoring, analyze accurate section real-time road.
Claims (5)
1. a kind of based on the dynamic method for dividing express highway section of mobile signaling protocol, it is characterised in that to comprise the steps：
(1) base station vertical mapping point on a highway is obtained
Using Local Search extreme value algorithm, by each base station maps of highway periphery on highway, base station maps are obtained
Point P, and obtain the base station maps point set (P1, P2, P3.....Pi) along highway sequential placement；Each base station basic
At least include base station cell title, longitude and latitude, overlay area and base station type in information；
(2) mobile phone signaling event is gathered
The various signaling events that the user mobile phone recorded in each base station of collection highway periphery is produced in a mobile network, enter
Mobile signaling protocol message is obtained after formatting lines process；In mobile signaling protocol message, including at least timestamp, user identification field ID
With the base station geographic position represented with longitude and latitude LON/LAT；
(3) signaling user number Macro or mass analysis
The mobile signaling protocol message for collecting is sorted out, statistical analysis certain base station maps point on highway in certain T1 moment
Mobile signaling protocol numbers of users of the Pi at the T1 moment collects PUi；
(4) express highway section is generated
As starting point, whether the PUi for analyzing base station maps point P1 at the T1 moment is more than default value to starting point with highway, such as
Dynamic section S1 is then generated more than default value；Otherwise, analysis base station maps point P1+P2, P1+P2+P3, P1+P2+P3+ are continued
Whether PUis of the P4 ... at the T1 moment is more than default value, until meeting conditions of the PUi more than default value, to generate dynamic road
Section S2；Dynamic section S3-Sn is generated in the same manner, and so as to highway is divided into S1-Sn dynamic section, Sn represents high
The total dynamic section of fast highway.
2. method according to claim 1, it is characterised in that the default value of PUi described in step (4) is 100.
3. method according to claim 1, it is characterised in that using Local Search extreme value algorithm by highway periphery
To on highway, which comprises the concrete steps that base station maps：
(1) with base station O as the center of circle, with r as radius, obtain intersecting inner curve AB of highway and circle O；
(2) according to the equidistant segmentation AB of step-length S, P=[p1, p2, p3 ... pm] is obtained；
(3) each point in P is calculated with base station O apart from PiO, 1≤i≤m；
(4) mapping points of the minimum Pi of distance as base station O on a highway is taken.
4. according to the method described in claims 1 to 3 any one, it is characterised in that the user mobile phone is in mobile network
The various signaling events of middle generation refer to following any one：When the location updating event of switching on and shutting down generation, across base station location area
Handover event, periodic location updating event, the event that answers and call, send and receive short message event or movement
User's online event.
5. according to the method described in claims 1 to 3 any one, it is characterised in that user identification field ID be with
IMSI or MSISDN is seed, is generated using one-way algorithm under the requirement of uniqueness, also to user during being somebody's turn to do
Information is made desensitization process to protect privacy of user.
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| CN108495271A (en) * | 2018-03-09 | 2018-09-04 | 兰州交通大学 | A kind of method of locating terminal suitable for the test of high-speed railway network |
| CN108932838A (en) * | 2017-05-25 | 2018-12-04 | 株式会社日立制作所 | The method and apparatus for detecting the congestion on highway |
| CN109429177A (en) * | 2017-06-27 | 2019-03-05 | 华为技术有限公司 | A kind of positioning and rectifying method and device |
| CN110310477A (en) * | 2019-05-14 | 2019-10-08 | 浙江工业大学之江学院 | Bus passenger flow detection method based on public transport GPS Yu mobile phone signaling data |
| CN111292524A (en) * | 2018-12-07 | 2020-06-16 | 中国移动通信集团陕西有限公司 | Congestion information determination method and device, electronic equipment and storage medium |
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