CN107331114A - A kind of flow of the people early warning system counted based on video passenger flow - Google Patents
A kind of flow of the people early warning system counted based on video passenger flow Download PDFInfo
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
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- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
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- 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
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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
- G08G1/0137—Measuring and analyzing of parameters relative to traffic conditions for specific applications
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Abstract
The invention discloses a kind of flow of the people early warning system counted based on video passenger flow, including：Weight deduces module, static models module, traffic budget module, stream of people's computing module, real-time monitoring module, density prediction module and warning module.In the present invention, passenger flow monitor target is obtained by monitoring station first, then the running route further according to passenger flow monitor target obtains association website.The former is extractable to be possible to as target area with flow of guests or takes away the public transport of the volume of the flow of passengers, the latter can accurately position the bus stop that each passenger flow monitor target produces passenger flow change for target area, so as to be conducive to improving and predict the precision that the passenger flow of target area changes according to public transport.
Description
Technical field
The present invention relates to passenger flow monitor technical field, more particularly to a kind of flow of the people early warning system counted based on video passenger flow
System.
Background technology
Constantly promoted with the process of urbanization, increasing big city have accumulated increasing population.Therewith
The potential safety hazard of the more public activities for being exactly flow of the people aggregation and triggering come.Currently among the activity more than flow of the people,
It is main or kept order according to live Security Personnel, but these personnel are thousands of relative to even hundreds times of decades of times
When the flow of the people of times Security Personnel, the management of reality has still been short of with dredging ability.
35 points during 31 days 23 December in 2014, Shanghai City Huangpu District outbeach Chen Yi square southeast corner is flat towards Huangpu River view
Swarm and jostlement occurs at the walkway ladder of platform, causes 36 people dead, 49 people are injured.Announce on January 21st, 2015, Shanghai
The survey report of " 1231 " outbeach swarm and jostlement event, it is to prepare not enough, scene to masses' sexuality prevention together to assert this
Management is ineffective, reply is mishandling and the swarm and jostlement triggered and the public safety responsibility thing created greater casualties with serious consequence
Part.Huangpu district government and relevant departments play event to this and held the responsibility that can't be shirked.Therefore, with the day intelligence development of city management
Energyization, is not only to have prevention swarm and jostlement emergency plan for accidents in administrative departments at different levels, a kind of more advanced intelligence should occur
The flow of the people warning system of energyization, just makes early warning, it is to avoid similar incidents in advance before the appearance of similar accident
Occur.
The content of the invention
The technical problem existed based on background technology, it is pre- that the present invention proposes a kind of flow of the people based on video passenger flow counting
Alert system.
A kind of flow of the people early warning system counted based on video passenger flow proposed by the present invention, including：
Weight deduces module, and the passenger flow data for the passenger flow data according to target area and public traffic deduces increment
Weights and loss weights, and for presetting passenger flow computation model according to increment weights and loss weights；
Static models module, prestores the static map of the neighboring area comprising target area and target area in it；
Traffic budget module, it connects static models modules, and for according to static map obtain with target area away from
Monitoring station is used as from the public transport bus stop less than predetermined threshold value；Traffic budget module is used to obtain all process monitoring stations
The public transport of point is as passenger flow monitor target, and using the working line of each passenger flow monitor target as monitoring circuit, and
For combine static map for each monitoring circuit extract near target area bus stop as monitoring circuit associated stations
Point；
Stream of people's computing module, it connects navigator and passenger flow counting instrument in passenger flow monitor target respectively；The stream of people
Computing module is used to determine passenger flow monitor targeting information by navigator, and for stopping corresponding in passenger flow monitor target
Association website when by passenger flow analysing instrument obtain the passenger flow monitor target the association website carry come increment number and load walk
Loss number；
Real-time monitoring module, it connects all supervising devices in target area, and for according to supervising device
Shooting image calculates the current density of stream of people in outdoor land area in target area；
Density prediction module, it connects static models module, stream of people's computing module, weight and deduces module and in real time prison respectively
Control module；The outdoor land face that density prediction module is used in the static map acquisition target area in static models module
Product, which is used as, monitors area, and the increment number total amount and loss number total amount in by default predetermined period are substituted into based on passenger flow
The passenger flow number in the nearest predetermined period of model calculating is calculated, and for according to passenger flow number, monitoring area and the current stream of people
Density calculates density prediction value；
Warning module, prestores density threshold inside it；Warning module is used for according to density prediction value and density threshold
Comparative result carries out early warning work.
Preferably, weight deduces module and connects people stream counting module and real-time monitoring module respectively, and weight is deduced module and used
In obtaining the loss passenger flow number of predetermined period region of interest within according to real-time monitoring module and increase passenger flow number, and for root
It is predicted that the loss passenger flow number in the cycle is lost in weights with being lost in number total amount and calculating, passenger flow is increased according in predetermined period
Number calculates increment weights with increment number total amount.
Preferably, stream of people's computing module is used to control the passenger flow monitor after acquisition passenger flow monitor target arrives at association website
Passenger flow counting instrument work in target.
Preferably, it is preset with cache database in stream of people's computing module；Cache database is used to store stream of people's computing module
The loss number of each passenger flow monitor target obtained within the current predictive cycle and increment number；Stream of people's computing module is used for every
Data of one predetermined period node in cache database calculate loss number total amount and increment number total amount, and are used for
Each predetermined period node removes the data in the cache database for having been used for calculating.
Preferably, be stored with least one contact method in warning module, and warning module is used to be more than in density prediction value
During density threshold warning information is sent to the contact method prestored.
Preferably, passenger flow computation model is：
Passenger flow number=increment number total amount × increment weights-loss number total amount × loss weights.
In the present invention, passenger flow monitor target is obtained by monitoring station first, then further according to the fortune of passenger flow monitor target
Walking along the street line obtains association website.The former is extractable to be possible to as target area with flow of guests or takes away the public of the volume of the flow of passengers
The vehicles, the latter can accurately position the bus stop that each passenger flow monitor target produces passenger flow change for target area, so that, have
The precision that the passenger flow of target area changes is predicted according to public transport beneficial to improving.
In the present invention, other passenger flows such as private car, walking increase and decrease mode is not considered individually, and these not will pass through into passenger flow
The situation that calculating instrument is known all is embodied to being lost in weights and increment weights, is conducive to by the passenger flow to public transport
The accuracy and facility of the density of stream of people monitoring to target area are realized in monitoring.
In the present invention, the pre- line for saving as target area periphery public transport bus stop of static map provides foundation.
In the present invention, with reference to passenger flow computation model, when the loss number total amount in predetermined period is more than increment number total amount
When, then passenger flow number is negative, then density prediction value is less than current density of stream of people, and the result of calculation can be to the passenger flow of target area
Loss is counted.
Brief description of the drawings
Fig. 1 is a kind of flow of the people early warning system structure chart counted based on video passenger flow proposed by the present invention.
Embodiment
Reference picture 1, a kind of flow of the people early warning system counted based on video passenger flow proposed by the present invention, including：Weight is pushed away
Drill module, static models module, traffic budget module, stream of people's computing module, real-time monitoring module, density prediction module and early warning
Module.
Weight deduces module, and the passenger flow data for the passenger flow data according to target area and public traffic deduces increment
Weights and loss weights, and for presetting passenger flow computation model according to increment weights and loss weights.In present embodiment, passenger flow
Computation model is：
Passenger flow number=increment number total amount × increment weights-loss number total amount × loss weights.Wherein, increment number
Total amount is that the number for the target area periphery public transport bus stop that public transport is taken in default predetermined period is total
Amount, it is public transport public transport bus stop from target area periphery in default predetermined period to be lost in number total amount
The number total amount taken away.The calculation of increment number total amount and loss number total amount is specifically explained in the following description.
Static models module, prestores the static map of the neighboring area comprising target area and target area in it.
The pre- line for saving as target area periphery public transport bus stop of static map provides foundation.
Traffic budget module, it connects static models modules, and for according to static map obtain with target area away from
Monitoring station is used as from the public transport bus stop less than predetermined threshold value.Traffic budget module is used to obtain all process monitoring stations
The public transport of point is as passenger flow monitor target, and using the working line of each passenger flow monitor target as monitoring circuit, and
For combine static map for each monitoring circuit extract near target area bus stop as monitoring circuit associated stations
Point.
In present embodiment, passenger flow monitor target is obtained by monitoring station first, then further according to passenger flow monitor target
Running route obtain association website.The former is extractable to be possible to as target area with flow of guests or takes away the volume of the flow of passengers
Public transport, the latter can accurately position the bus stop that each passenger flow monitor target produces passenger flow change for target area, from
And, be conducive to improving and the precision that the passenger flow of target area changes is predicted according to public transport.
Stream of people's computing module, it connects navigator and passenger flow counting instrument in passenger flow monitor target respectively.The stream of people
Computing module is used to determine passenger flow monitor targeting information by navigator, and for stopping corresponding in passenger flow monitor target
Association website when by passenger flow analysing instrument obtain the passenger flow monitor target the association website carry come increment number and load walk
Loss number.In present embodiment, stream of people's computing module is used to remotely control after acquisition passenger flow monitor target arrives at association website
Make the passenger flow counting instrument work in the passenger flow monitor target or long-range acquisition passenger flow counting instrument getting on or off the bus in the site record
Number is as increment number and is lost in number.
In present embodiment, predetermined period and cache database are preset with stream of people's computing module.Cache database is used
The loss number and increment number of each passenger flow monitor target obtained in storage stream of people's computing module within the current predictive cycle.People
The data that stream calculation module is used in each predetermined period node in cache database calculate loss number total amount and increasing
Amount number total amount.In present embodiment, the running route of each passenger flow monitor target is true as the corresponding association website of monitoring circuit
It is fixed, so, each passenger flow monitor target also only has an association website according to its working line, and an association website then may
Multiple passenger flow monitor targets are associated, the running route of the passenger flow monitor target of same association station associate unanimously may may also
It is inconsistent.
In present embodiment, realized by cache database for each passenger flow monitor target in predetermined period in association website
The number of getting on or off the bus stored, for be lost in number total amount and increment number total amount calculating provide foundation.
In present embodiment, stream of people's computing module, which is additionally operable to remove in each predetermined period node, to be had been used for calculating
Cache database in data.In this way, can both discharge the memory space of cache database, historical data pair can also be avoided
Interference is formed in the calculating in the current predictive cycle, so that, improve loss number total amount and increment number in the current predictive cycle
The computational accuracy of total amount.
Real-time monitoring module, it connects all supervising devices in target area, and for according to supervising device
Shooting image calculates the current density of stream of people in outdoor land area in target area.Specifically, real-time monitoring module is according to bat
The number of people number in outdoor land area in image calculating target area is taken the photograph, then by family in number of people number divided by the target area prestored
Outer land area obtains current density of stream of people.
Density prediction module, it connects static models module, stream of people's computing module, weight and deduces module and in real time prison respectively
Control module.The outdoor land face that density prediction module is used in the static map acquisition target area in static models module
Product is as monitoring area, when it is implemented, the outdoor land face that directly can be also prestored in density prediction module in target area
Product.In present embodiment, the outdoor land area in target area is obtained according to static map, is conducive to improving the early warning system
Application flexibility ratio.
Density prediction module, for the increment number total amount in default predetermined period and loss number total amount to be substituted into visitor
Flow calculation model calculates the passenger flow number in nearest predetermined period, and is used for according to passenger flow number, monitors area and current
Density of stream of people calculates density prediction value.Specifically：
Density prediction value=current density of stream of people+passenger flow number/monitoring area.
In present embodiment, with reference to passenger flow computation model, when the loss number total amount in predetermined period is more than increment number
During total amount, then passenger flow number is negative, then density prediction value is less than current density of stream of people, and the result of calculation can be to target area
Passenger flow, which is lost in, to be counted.Warning module, prestores density threshold inside it.Warning module be used for according to density prediction value with it is close
The comparative result for spending threshold value carries out early warning work.Specifically, be stored with warning module at least one contact method, warning module
For sending warning information to the contact method prestored when density prediction value is more than density threshold.
In present embodiment, weight deduces module and connects people stream counting module and real-time monitoring module respectively, and weight is deduced
Module is used to obtain the loss passenger flow number of predetermined period region of interest within according to real-time monitoring module and increases passenger flow number, and
For being lost in weights with being lost in number total amount and calculating according to the loss passenger flow number in previous predetermined period, according to previous pre-
The passenger flow number that increases in the survey cycle calculates increment weights with increment number total amount.
Specifically：It is lost in weights=loss passenger flow number/loss number；
Increment weights=increase passenger flow number/increment number.
In present embodiment, it is contemplated that the other modes such as private car, walking, loss passenger flow number is likely less than may also be big
In the number of loss, similarly, increment number may also be more than by increasing passenger flow number and being likely less than.In present embodiment, do not examine individually
Consider other passenger flows such as private car, walking increase and decrease mode, and these not will pass through to situation all embodiments that passenger flow counting instrument is known
To being lost in weights and increment weights, be conducive to realizing the stream of people to target area by the passenger flow monitor to public transport
The accuracy and facility of density monitoring.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.
Claims (6)
1. a kind of flow of the people early warning system counted based on video passenger flow, it is characterised in that including：
Weight deduces module, and the passenger flow data for the passenger flow data according to target area and public traffic deduces increment weights
Be lost in weights, and for according to increment weights and being lost in weights and presetting passenger flow computation model；
Static models module, prestores the static map of the neighboring area comprising target area and target area in it；
Traffic budget module, it connects static models module, and for small according to static map acquisition and the distance of target area
Monitoring station is used as in the public transport bus stop of predetermined threshold value；Traffic budget module is used to obtain all process monitoring stations
Public transport is as passenger flow monitor target, and using the working line of each passenger flow monitor target as monitoring circuit, and is used for
With reference to static map for each monitoring circuit extract near target area bus stop as monitoring circuit association website；
Stream of people's computing module, it connects navigator and passenger flow counting instrument in passenger flow monitor target respectively；People's stream calculation
Module is used to determine passenger flow monitor targeting information by navigator, and for stopping corresponding association in passenger flow monitor target
During website by passenger flow analysing instrument obtain the passenger flow monitor target the association website carry come increment number and load walk loss
Number；
Real-time monitoring module, it connects all supervising devices in target area, and for being shot according to supervising device
Image calculates the current density of stream of people in outdoor land area in target area；
Density prediction module, it connects static models module, stream of people's computing module, weight and deduces module and monitor mould in real time respectively
Block；The outdoor land area that density prediction module is used in the static map acquisition target area in static models module is made
To monitor area, and for the increment number total amount in default predetermined period and loss number total amount to be substituted into passenger flow calculating mould
Type calculates the passenger flow number in nearest predetermined period, and for according to passenger flow number, monitoring area and current density of stream of people
Calculate density prediction value；
Warning module, prestores density threshold inside it；Warning module is used for the comparison according to density prediction value and density threshold
As a result early warning work is carried out.
2. the flow of the people early warning system as claimed in claim 1 counted based on video passenger flow, it is characterised in that weight deduces mould
Block connects people stream counting module and real-time monitoring module respectively, and weight, which deduces module, to be used to obtain prediction according to real-time monitoring module
The loss passenger flow number of cycle region of interest within and increase passenger flow number, and for according to the loss passenger flow number in predetermined period
Weights are lost in being lost in number total amount and calculating, increment is calculated with increment number total amount according to the passenger flow number that increases in predetermined period
Weights.
3. the flow of the people early warning system as claimed in claim 1 counted based on video passenger flow, it is characterised in that people's stream calculation mould
Block is used to control the passenger flow counting instrument in the passenger flow monitor target to work after acquisition passenger flow monitor target arrives at association website.
4. the flow of the people early warning system as claimed in claim 1 counted based on video passenger flow, it is characterised in that people's stream calculation mould
Cache database is preset with block；Cache database is used to store each visitor that stream of people's computing module is obtained within the current predictive cycle
The loss number of flow monitoring target and increment number；Stream of people's computing module is used in each predetermined period node according to caching number
Loss number total amount and increment number total amount are calculated according to the data in storehouse, and for being removed in each predetermined period node
It is used for the data in the cache database of calculating.
5. the flow of the people early warning system counted based on video passenger flow as described in any one of Claims 1-4, it is characterised in that
Be stored with least one contact method in warning module, and warning module is used for when density prediction value is more than density threshold to prestoring
Contact method send warning information.
6. the flow of the people early warning system counted based on video passenger flow as described in any one of Claims 1-4, it is characterised in that
Passenger flow computation model is：
Passenger flow number=increment number total amount × increment weights-loss number total amount × loss weights.
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Cited By (7)
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| CN108229400A (en) * | 2018-01-04 | 2018-06-29 | 东南大学 | Subway station large passenger flow identification method for early warning and system |
| CN109640249A (en) * | 2018-11-27 | 2019-04-16 | 佛山科学技术学院 | A kind of market flow of the people forecasting system based on big data |
| CN110717352A (en) * | 2018-07-11 | 2020-01-21 | 杭州海康威视系统技术有限公司 | Platform passenger flow volume statistical method, server and image acquisition equipment |
| WO2020015104A1 (en) * | 2018-07-18 | 2020-01-23 | 平安科技（深圳）有限公司 | Method, apparatus, computer device, and storage medium for predicting flow rate of passengers presenting security risk |
| CN111063190A (en) * | 2019-12-10 | 2020-04-24 | 北京工业大学 | Pre-control method and system for oversaturated passenger flow of urban rail transit station platform |
| CN111091222A (en) * | 2018-10-24 | 2020-05-01 | 上海博泰悦臻网络技术服务有限公司 | People flow prediction method, device and system |
| CN112733648A (en) * | 2020-12-30 | 2021-04-30 | 杭州海康威视数字技术股份有限公司 | Data processing method and device and electronic equipment |
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| CN111063190A (en) * | 2019-12-10 | 2020-04-24 | 北京工业大学 | Pre-control method and system for oversaturated passenger flow of urban rail transit station platform |
| CN111063190B (en) * | 2019-12-10 | 2021-03-02 | 北京工业大学 | Pre-control method and system for oversaturated passenger flow of urban rail transit station platform |
| CN112733648A (en) * | 2020-12-30 | 2021-04-30 | 杭州海康威视数字技术股份有限公司 | Data processing method and device and electronic equipment |
| CN112733648B (en) * | 2020-12-30 | 2023-07-25 | 杭州海康威视数字技术股份有限公司 | Data processing method and device and electronic equipment |
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