CN106384084B - A kind of analysis method of stream of people's behavior analysis system based on infrared array - Google Patents
A kind of analysis method of stream of people's behavior analysis system based on infrared array Download PDFInfo
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Abstract
The analysis method for stream of people's behavior analysis system based on infrared array that the present invention relates to a kind of, the analysis system is characterized in that: including detecting terminal, transmission module and processing backstage, the detection terminal sends temperature data packet to transmission module, and the transmission module sends temperature data packet to processing backstage.Using beneficial effects of the present invention: the shortcomings that being directed to existing infrared technique and indoor stream of people's statistical system and method, stream of people's behavior analysis system based on infrared array that the present invention provides a kind of, and the analysis method of this system, it can reliably realize the big data analysis of number residence time, stream of people's behavior.
Description
Technical field
The invention belongs to infrared technique application fields, more particularly to a kind of stream of people's behavioural analysis system based on infrared array
The analysis method of system.
Background technique
With the development of modern infrared technology, multiplicity is presented using the application scenarios of the shell temperature of infrared technique measurement people
Both property, it is mainly divided into indoor scene and outdoor scene, the influence to infrared technique application of the two scenes essentially consists in
Ambient temperature has differences, and distinguishes in every field and is to distinguish target temperature and background using an emphasis of infrared technique
Temperature usually has in hardware technology and two aspects of processing technique as eye to realize this differentiation.Using infrared array
Multiple thermoelectric elements are integrated in infrared device, because one-time detection can cover the region of a certain size area, with single-point heat
Pile infrared sensor is compared with pyroelectric sensor, and infrared array provides the mobile human body and object of detection, additionally it is possible to visit
Survey appearance and the position, the direction of motion of motionless human body and object.But infrared array is limited to the shadow of resolution ratio and detection range
It rings, the processing technique using auxiliary is needed for the resolution of target.
Existing interior stream of people's row statistics generallys use image pickup head acquisition video information, carries out image procossing, utilizes face
The mode of portion's identification technology is checked the number of people, and this method is limited to the limitation of image definition and image processing techniques, Er Qiecheng
This height, shadow region, veil are also easy to bring error.
How infrared technique is used, reliably realize the analysis of demographics, stream of people's behavior, is a kind of economical and practical side
Method, but its reliability lacks and there is very big defect.
Summary of the invention
The shortcomings that for existing infrared technique and indoor stream of people's statistical system and method, the present invention provides a kind of based on infrared
The analysis method of stream of people's behavior analysis system of array can reliably realize demographics, stream of people's behavioural analysis.
In order to achieve the above objectives, the technical program is as follows:
A kind of stream of people's behavior analysis system based on infrared array, key are: including detect terminal, transmission module and
Processing backstage, the detection terminal send temperature data packet to transmission module, and the transmission module transmits temperature data packet
Give processing backstage；
The detection terminal includes infrared array, controller, wireless communication module, and the controller extracts infrared array and adopts
The temperature data of collection, the temperature data which will acquire are then forwarded to wireless communication module after being packaged into temperature data packet,
The wireless communication module sends temperature data packet to transmission module.
Infrared array temperature collection data realize the data capture in surface layer face from the angle of least cost, and have direction
Property obtain target data, that is, obtain the shell temperature data of people in room area, detection terminal passes through temperature data packet
Transmission module sends processing backstage to, and processing backstage is to obtain demographics and stream of people's residence time, stream of people's Orientation institute
The initial data needed.
Further, the transmission module includes routing module and gateway module；
Wherein routing module includes routing infrared array, path control deivce, routing wireless communication module, the route test
Device extracts the temperature data of routing infrared array acquisition, and the temperature data which will acquire is packaged into temperature data packet
After be then forwarded to routing wireless communication module, routing wireless communication module sends temperature data packet to gateway module, the road
The temperature data packet of wireless communication module is also transmitted by wireless communication module to the gateway module.
The gateway module includes single-chip microcontroller, router, and gateway wireless communication module, gateway wireless communication module sends warm
Data packet is spent to single-chip microcontroller；
The data uplink end group or connection wired network mouth of the single-chip microcontroller, the temperature data packet warp which will acquire
Wired network interface issues router, which is transmitted to processing backstage for temperature data packet；
The data uplink end group or the wireless WIFI module of connection of the single-chip microcontroller, the temperature data packet which will acquire
Router is issued through wireless WIFI module, which is transmitted to processing backstage for temperature data packet.
Transmission module is forwarded to processing backstage after obtaining the temperature data packet for detecting terminal, and processing backstage is to obtain temperature
Data packet, and then analyze for further processing.
Further, the temperature data packet is the infrared image pixel array that the infrared array monitors, at interval of
A period of time S second, infrared array transmit a width infrared image pixel array figure to the controller.
In practical application, interval time has had reached Microsecond grade.
Infrared array can acquire the infrared image frame of pixels of fixed number each second, the acquisition that can permit in infrared array
Definition sends the time interval of infrared image pixel array figure in frequency.
Further, the processing backstage combines the coordinate relationship of infrared image pixel array figure, to every frame infrared image
Pixel array figure is analyzed, and is judged the high temperature pixel wherein occurred, if high temperature pixel more than continuous N frame
Position consistency is then tentatively judged as there is pyrotoxin, waits until when pyrotoxin movement, then can determine whether that the pyrotoxin is people's body heat source, knot
The points for closing pixel shared by human body heat source then can determine whether that the pyrotoxin is people's body heat source, in conjunction with successive frame infrared image pixel battle array
Column figure, movement track of recorder's body heat source under this infrared array.
High temperature pixel position consistency more than continuous N frame is then tentatively judged as the temperature for having pyrotoxin that can exclude moment
Interference waits until that heat releasing source is mobile, fixed heat source interference can be excluded, in conjunction with the point for combining pixel shared by human body heat source
Number can exclude mobile heat source for interference brought by mobile human body heat source monitoring.
Further, the wireless communication module, routing wireless communication module, gateway wireless communication module are all same class
Type transmission module is perhaps zigbee module or is bluetooth module.Wireless communication module acquisition receives the temperature of controller acquisition
Degree can also be forwarded to transmission mould by the routing function of other wireless communication modules according to that can be transmitted directly to transmission module
Block.
It transmits, ensure that in single-row longitudinal data again to processing backstage from detection terminal to routing module to gateway module
Effective acquisition of data can avoid loss of data or Data duplication, improve monitoring efficiency.
A kind of analysis method of stream of people's behavior analysis system based on infrared array, key are: should be based on infrared battle array
In stream of people's behavior analysis system of column, processing backstage is provided with stream of people's behavior analysis system, point of stream of people's behavior analysis system
Process, the process of calculating flow of the people that analysis method includes the process of human bioequivalence and stream of people's statistics, calculates stream of people's residence time,
In:
A, the process of the human bioequivalence and stream of people's statistics:
For starting step；
For the step of extracting infrared image pixel array figure；
For the step of searching the high temperature pixel in the i-th frame infrared image pixel array figure, i is natural number；
For the step of obtaining current environmental temperature information, calling temperature gap table, under current environmental temperature information, people
Body temperature angle value is temperature reference value；
Temperature ginseng for judging whether to there is temperature spot to be greater than or equal in temperature gap table in present frame in each coordinate points
The step of examining value；
If it is less than the temperature reference value in temperature gap table, then without pyrotoxin, into Returning process, into S1: using
In the step of transferring next frame, return is described to be used for the step of obtaining current environmental temperature information, calling temperature gap table；If
More than or equal to the temperature requirement in temperature gap table, then enter for searching the height in next frame infrared image pixel array figure
The step of warm pixel；
For judging whether there is temperature spot to be greater than or equal to temperature in current infrared image pixel array figure in each coordinate points
In difference table the step of temperature reference value:
If being less than temperature reference value, without pyrotoxin, into Returning process, into S1: for transferring the step of next frame
Suddenly, the step of described in returning for obtaining current environmental temperature information, calling temperature gap table；
If it is greater than or be equal to temperature reference value, then enter for judge the frame pyrotoxin coordinate position whether with previous frame
The identical step of pyrotoxin coordinate position:
Coordinate position is identical, then entering for marking current more consistent two frames infrared image pixel array figure is heat source
The step of infrared image element array of figure；
The step of coordinate position is different, then enters for transferring a later frame；
For the step of searching the high temperature pixel in a later frame infrared image pixel array figure, for comparing present frame hair
Heat source coordinate position whether the step identical as former frame pyrotoxin coordinate position:
If coordinate position is different, it is determined that the step of pyrotoxin is interference in previous frame enters into Returning process
S1: it for the step of transferring next frame, returns described for obtaining current environmental temperature information, the step of calling temperature gap table
Suddenly；
If coordinate position is identical, enter described for marking current more consistent two frames infrared image pixel array
The step of figure is heat source infrared image element array of figure；
For the step of obtaining pixel table: there is under current infrared array height record in the pixel table, human body heat source institute
Account for the points of pixel；
For judging in heat source infrared image element array of figure, whether heat source points are consistent with the points of pixel shared by human body heat source
The step of；
If it is inconsistent, into Returning process, into S1: for the step of transferring next frame, returning described for obtaining
The step of taking current environmental temperature information, calling temperature gap table；
If consistent, enter by coordinate position relatively after two frame heat source infrared image element array of figure it is infrared labeled as someone
The step of pixel array figure, and Rn is labeled as to the human body infrared source consistency in the two；
For adding up the step of aforementioned two frames someone infrared image element array of figure enters someone's infrared image element array picture library；
S2: for transferring the step in next frame infrared image pixel array figure；
For judging heat source information and former frame someone infrared image element array of figure in next frame infrared image pixel array figure
In heat source points it is whether consistent；
If consistent, for the infrared image pixel array figure to be added up the step into someone's infrared image element array picture library
Suddenly, and to the human body infrared source in infrared image pixel array figure it is labeled as Rn；And return to the S2: red for transferring next frame
Step in outer image pixel array figure；N is number, after collecting next human body infrared source, is labeled as n+1, which can
It is extracted from someone's infrared image element array picture library；
If it is inconsistent, into Returning process, into S1: for the step of transferring next frame, returning described for obtaining
The step of taking current environmental temperature information, calling temperature gap table；
For the step of terminating；
After the processing backstage is to the process flow operation, the analysis to temperature data packet is realized, identifies temperature data packet
Temperature spot corresponding to middle human body, and realize the statistics to numbers all in temperature data packet.
It directlys adopt infrared heat point and carries out demographics, data operation quantity can be greatly reduced, but be not excluded for other heat sources
Interference, subsequent stream of people's residence Time Analysis method reliably solve heat source interference problem using accumulation techniques.
B, stream of people's residence Time Analysis method is as follows:
For the step of starting；
For the step of initializing, y=0；When infrared image pixel array figure is by former frame unmanned state, into present frame
When someone's state, present frame is labeled as A；When infrared image pixel array figure is by former frame someone's state, into present frame nobody
When state, present frame is labeled as B, nobody resets the time started, and someone's time started resets, and obtains history infrared image pixel battle array
Column figure；
For the step of extracting next frame infrared image pixel array figure；
For the step of judging whether y=0；
If y=0, enter someone's statistical flowsheet, if y=1, enters unmanned statistical flowsheet；
Someone's statistical flowsheet are as follows:
For judging whether present frame infrared image pixel array figure has label A；
If there is marking A, then enter the step of counting whole someone's times；Y=1 is set again, and is returned described for mentioning
The step of taking next frame infrared image pixel array figure；
If not marking A, enter；
For judge in present frame infrared image pixel array figure whether someone the step of；
If nobody, return described for the step of extracting next frame infrared image pixel array figure；
If someone, the step of entrance for remembering A to present frame infrared image pixel array icon；
For the step of recording someone's time started；Y=1 is set again, and is returned described for extracting the infrared figure of next frame
As the step of pixel array figure；
The unmanned statistical flowsheet are as follows:
For judging whether present frame infrared image pixel array figure has label B；
If not marking B, enter；
For judge in present frame infrared image pixel array figure whether nobody step；
If someone, return described for the step of extracting next frame infrared image pixel array figure；
If nobody, the step of entrance for remembering B to present frame infrared image pixel array icon；
For the step of recording nobody time started；Y=0 is set again, and is returned described for extracting the infrared figure of next frame
As the step of pixel array figure；
If there is marking B, then enter statistics all nobody time the step of；
For the step of calculating whole stream of people's times；Utilize the time recorded in every frame infrared image pixel array figure
Point adds up respectively after calculating every section of someone's time quantum and every section of unmanned time quantum.
Terminate；
After the processing backstage is to the process flow operation, infrared image pixel array figure is analyzed, calculates detection eventually
The residence time of the detected stream of people in end.
It after obtaining the stream of people and stopping, analyzes, operand can be controlled to minimum in every section of stream of people's behavior.
C, stream of people's behavior analysis method is as follows:
For the step of starting；
For extracting whole someone's infrared image pixel array figures in first segment someone's period, by every frame infrared image pixel
Array of figure is divided into the step of L region；
For the step of specifying everyone crucial pixel in every frame infrared image pixel array figure；
For the step of this time is divided into m statistical time range f；
For the step of in each region, being overlapped to all personal crucial pixel of each statistical time range f；
For along the time sequencing of m statistical time range, determining the stream of people in this someone period in L area according to superposition amount
The step of moving direction between domain；
It extracts next section of someone's period, so recycles, until the last one someone's period；
Terminate.
After the processing backstage is to the process flow operation, infrared image pixel array figure is analyzed, the statistics stream of people advances
Direction.
Further, the temperature gap table foundation the following steps are included:
The shell temperature of more people at a temperature of step 1.1, acquisition varying environment；
Step 1.2 generates temperature gap table according to the shell temperature arithmetic mean of instantaneous value of environment temperature arithmetic mean of instantaneous value, people；
Step 1.3, the memory that temperature gap table typing is handled to backstage；
The foundation of the pixel table the following steps are included:
Step 2.1, acquisition infrared array are mounted under different height the points of pixel shared by human body；
Step 2.2, the corresponding data counted according to height with pixel generate pixel table；
Step 2.3, the memory that pixel table typing is handled to backstage.
The execution of the step establishes temperature gap table and pixel table, for processing backstage provide temperature reference point and
The points reference value of pixel shared by human body heat source.
Using beneficial effects of the present invention: the shortcomings that being directed to existing infrared technique and indoor stream of people's statistical system and method,
The analysis method of the present invention provides a kind of stream of people's behavior analysis system and this system based on infrared array, can be reliably real
Show the big data analysis of number residence time, stream of people's behavior.
The present invention is combined using infrared array technology and pixel processing technique, has not only been accomplished that cost is minimum, has more been guaranteed
Operational data amount is small, improves arithmetic speed, and data volume obtains quantity and can be set as needed.
Detailed description of the invention
Fig. 1 is system the general frame；
Fig. 2 is detection terminal schematic diagram；
Fig. 3 is transmission module schematic diagram；
Fig. 4 is routing module schematic diagram；
Fig. 5 is the gateway module schematic diagram of wired network interface；
Fig. 6 is the gateway module schematic diagram of wireless WIFI；
Fig. 7 is the circuit diagram of controller；
Fig. 8 is the driving circuit figure of infrared array；
Fig. 9 is the circuit diagram of zigbee communication module；
Figure 10 is the circuit diagram of power module；
The step of typing temperature gap table that Figure 11 is figure；
The step of what Figure 12 was establishes pixel table figure；
Figure 13 is human bioequivalence and the flow chart that the stream of people counts；
Figure 14 is the flow chart for calculating stream of people's residence time；
Figure 15 is the flow chart for calculating stream of people's direction of travel.
Specific embodiment
Below with reference to embodiment and attached drawing, the invention will be further described.
As shown in Figure 1, a kind of stream of people's behavior analysis system based on infrared array, including detection terminal 1, transmission module 2
With processing backstage 3, the detection terminal 1 sends temperature data packet to transmission module 2, and the transmission module 2 is by temperature data
Packet sends processing backstage 3 to；
As shown in Fig. 2,7~10, the detection terminal 1 includes infrared array 102, controller 101, wireless communication module
103, power module 104, the controller 101 extract the temperature data that infrared array 102 acquires, which will acquire
Temperature data be packaged into after temperature data packet and be then forwarded to wireless communication module 103, power module 104 be infrared array 102,
Controller 101,103 direct current supply of wireless communication module, the wireless communication module 103 send temperature data packet to transmission module
2。
As shown in figs. 3 to 9, the transmission module 2 includes routing module and gateway module；
Wherein routing module includes routing infrared array 102a, path control deivce 101a, routing wireless communication module 103a,
The path control deivce 101a extracts the temperature data of routing infrared array 102a acquisition, and path control deivce 101a will acquire
Temperature data is then forwarded to routing wireless communication module 103a after being packaged into temperature data packet, and routing wireless communication module 103a will
Temperature data packet sends gateway module to, and the routing wireless communication module 103a also transmits the temperature of wireless communication module 103
Data packet gives the gateway module.
The gateway module includes single-chip microcontroller 201, router 203, gateway wireless communication module 103b, gateway wireless communication
Module 103b sends temperature data packet to single-chip microcontroller 201；
The data uplink end group or connection wired network mouth 202 of the single-chip microcontroller 201, the temperature which will acquire
It spends data packet and issues router 203 through wired network interface 202, which is transmitted to processing backstage 3 for temperature data packet；
The data uplink end group or the wireless WIFI module 202 ' of connection of the single-chip microcontroller 201, what which will acquire
Temperature data packet issues router 203 through wireless WIFI module 202 ', after which is transmitted to processing for temperature data packet
Platform 3.
As shown in Fig. 2,4,5,6,9, the wireless communication module 103, routing wireless communication module 103a, gateway channel radio
Believe that module 103b is same type transmission module, is perhaps zigbee module or is bluetooth module.
The temperature data packet is the infrared image pixel array that the infrared array 102 monitors, infrared array 102 is every
1 second 8 frame infrared image pixel array figure of continuous acquisition, and be transferred to controller 101, the S=at regular intervals of controller 101
The width infrared image pixel array figure that 8 frames are packaged composition was transferred to processing backstage 3 in 1 second.
The processing backstage 3 combines the coordinate relationship of infrared image pixel array figure, to every frame infrared image pixel array
Figure is analyzed, and is judged the high temperature pixel wherein occurred, if high temperature pixel position consistency more than continuous N frame
Then tentatively it is judged as there is pyrotoxin, waits until when pyrotoxin movement, then can determine whether that the pyrotoxin is people's body heat source, in conjunction with successive frame
Infrared image pixel array figure, movement track of recorder's body heat source under this infrared array 102.As shown in Figure 11~Figure 15,
A kind of data analysing method of stream of people's behavior analysis system based on infrared array, comprising:
In stream of people's behavior analysis system based on infrared array, processing backstage is provided with stream of people's behavior analysis system,
The analysis method of stream of people's behavior analysis system includes the process of human bioequivalence and stream of people's statistics, the stream for calculating stream of people's residence time
Journey, the process for calculating flow of the people, in which:
Before the process of operation human bioequivalence and stream of people's statistics, first according to laboratory actual test as a result, presetting temperature
It spends difference table and establishes pixel table；
The foundation of the temperature gap table the following steps are included:
The shell temperature of more people at a temperature of step 1.1, acquisition varying environment；
Step 1.2 generates temperature gap table according to the shell temperature arithmetic mean of instantaneous value of environment temperature arithmetic mean of instantaneous value, people；
Step 1.3, the memory that temperature gap table typing is handled to backstage；
The foundation of the pixel table the following steps are included:
Step 2.1, acquisition infrared array are mounted under different height the points of pixel shared by human body；
Step 2.2, the corresponding data counted according to height with pixel generate pixel table；
Step 2.3, the memory that pixel table typing is handled to backstage.
A, the process of the human bioequivalence and stream of people's statistics:
For starting step；
For the step of extracting infrared image pixel array figure；
For the step of searching the high temperature pixel in the i-th frame infrared image pixel array figure, i is natural number；
For the step of obtaining current environmental temperature information, calling temperature gap table, under current environmental temperature information, people
Body temperature angle value is temperature reference value；
Temperature ginseng for judging whether to there is temperature spot to be greater than or equal in temperature gap table in present frame in each coordinate points
The step of examining value；
If it is less than the temperature reference value in temperature gap table, then without pyrotoxin, into Returning process, into S1: using
In the step of transferring next frame, return is described to be used for the step of obtaining current environmental temperature information, calling temperature gap table；If
More than or equal to the temperature requirement in temperature gap table, then enter for searching the height in next frame infrared image pixel array figure
The step of warm pixel；
For judging whether there is temperature spot to be greater than or equal to temperature in current infrared image pixel array figure in each coordinate points
In difference table the step of temperature reference value:
If being less than temperature reference value, without pyrotoxin, into Returning process, into S1: for transferring the step of next frame
Suddenly, the step of described in returning for obtaining current environmental temperature information, calling temperature gap table；
If it is greater than or be equal to temperature reference value, then enter for judge the frame pyrotoxin coordinate position whether with previous frame
The identical step of pyrotoxin coordinate position:
Coordinate position is identical, then entering for marking current more consistent two frames infrared image pixel array figure is heat source
The step of infrared image element array of figure；
The step of coordinate position is different, then enters for transferring a later frame；
For the step of searching the high temperature pixel in a later frame infrared image pixel array figure, for comparing present frame hair
Heat source coordinate position whether the step identical as former frame pyrotoxin coordinate position:
If coordinate position is different, it is determined that the step of pyrotoxin is interference in previous frame enters into Returning process
S1: it for the step of transferring next frame, returns described for obtaining current environmental temperature information, the step of calling temperature gap table
Suddenly；
If coordinate position is identical, enter described for marking current more consistent two frames infrared image pixel array
The step of figure is heat source infrared image element array of figure；
For the step of obtaining pixel table: there is under current infrared array height record in the pixel table, human body heat source institute
Account for the points of pixel；
For judging in heat source infrared image element array of figure, whether heat source points are consistent with the points of pixel shared by human body heat source
The step of；
If it is inconsistent, into Returning process, into S1: for the step of transferring next frame, returning described for obtaining
The step of taking current environmental temperature information, calling temperature gap table；
If consistent, enter by coordinate position relatively after two frame heat source infrared image element array of figure it is infrared labeled as someone
The step of pixel array figure, and Rn is labeled as to the human body infrared source consistency in the two；
For adding up the step of aforementioned two frames someone infrared image element array of figure enters someone's infrared image element array picture library；
S2: for transferring the step in next frame infrared image pixel array figure；
For judging heat source information and former frame someone infrared image element array of figure in next frame infrared image pixel array figure
In heat source points it is whether consistent；
If consistent, for the infrared image pixel array figure to be added up the step into someone's infrared image element array picture library
Suddenly, and to the human body infrared source in infrared image pixel array figure it is labeled as Rn；And return to the S2: red for transferring next frame
Step in outer image pixel array figure；
If it is inconsistent, into Returning process, into S1: for the step of transferring next frame, returning described for obtaining
The step of taking current environmental temperature information, calling temperature gap table；
For the step of terminating；
B, stream of people's residence Time Analysis method is as follows:
For the step of starting；
For the step of initializing, y=0；When infrared image pixel array figure is by former frame unmanned state, into present frame
When someone's state, present frame is labeled as A；When infrared image pixel array figure is by former frame someone's state, into present frame nobody
When state, present frame is labeled as B, nobody resets the time started, and someone's time started resets, and obtains history infrared image pixel battle array
Column figure；
For the step of extracting next frame infrared image pixel array figure；
For the step of judging whether y=0；
If y=0, enter someone's statistical flowsheet, if y=1, enters unmanned statistical flowsheet；
Someone's statistical flowsheet are as follows:
For judging whether present frame infrared image pixel array figure has label A；
If there is marking A, then enter the step of counting whole someone's times；Y=1 is set again, and is returned described for mentioning
The step of taking next frame infrared image pixel array figure；
If not marking A, enter；
For judge in present frame infrared image pixel array figure whether someone the step of；
If nobody, return described for the step of extracting next frame infrared image pixel array figure；
If someone, the step of entrance for remembering A to present frame infrared image pixel array icon；
For the step of recording someone's time started；Y=1 is set again, and is returned described for extracting the infrared figure of next frame
As the step of pixel array figure；
The unmanned statistical flowsheet are as follows:
For judging whether present frame infrared image pixel array figure has label B；
If not marking B, enter；
For judge in present frame infrared image pixel array figure whether nobody step；
If someone, return described for the step of extracting next frame infrared image pixel array figure；
If nobody, the step of entrance for remembering B to present frame infrared image pixel array icon；
For the step of recording nobody time started；Y=0 is set again, and is returned described for extracting the infrared figure of next frame
As the step of pixel array figure；
If there is marking B, then enter statistics all nobody time the step of；
For the step of calculating whole stream of people's times；Utilize the time recorded in every frame infrared image pixel array figure
Point adds up respectively after calculating every section of someone's time quantum and every section of unmanned time quantum.
Terminate；
C, stream of people's behavior analysis method is as follows:
For the step of starting；
For extracting whole someone's infrared image pixel array figures in first segment someone's period, by every frame infrared image pixel
Array of figure is divided into the step of L region；
For the step of specifying everyone crucial pixel in every frame infrared image pixel array figure；
For the step of this someone is divided into m statistical time range f the period；
For the step of in each region, being overlapped to all personal crucial pixel of each statistical time range f；
For along the time sequencing of m statistical time range, determining the stream of people in this someone period in L area according to superposition amount
The step of moving direction between domain；
It extracts next section of someone's period, so recycles, until the last one someone's period；
Terminate.
Finally, it should be noted that foregoing description is only the preferred embodiment of the utility model, the common skill of this field
Art personnel are under the enlightenment of the utility model, under the premise of without prejudice to the utility model aims and claim, can make
Multiple similar expressions, such transformation are each fallen within the protection scope of the utility model.
Claims (6)
1. a kind of analysis method of stream of people's behavior analysis system based on infrared array, it is characterised in that: analysis system includes inspection
It surveys terminal (1), transmission module (2) and processing backstage (3), the detection terminal (1) send temperature data packet to transmission module
(2), the transmission module (2) sends temperature data packet to processing backstage (3)；
The detection terminal (1) includes infrared array (102), controller (101), wireless communication module (103), the controller
(101) temperature data of infrared array (102) acquisition is extracted, the temperature data which will acquire is packaged into temperature
Wireless communication module (103) are then forwarded to after data packet, which sends temperature data packet to transmission mould
Block (2)；
In stream of people's behavior analysis system based on infrared array, processing backstage (3) is provided with stream of people's behavior analysis system, people
Stream of people's analysis method of Flow Behavior analysis system includes stream of people's residence Time Analysis and stream of people's behavioural analysis, when wherein the stream of people stops
Between analysis method it is as follows:
Start；
Initialization, y=0；
Extract next frame infrared image pixel array figure；
Judge whether y=0；
If y=0, enter someone's statistical flowsheet, if y=1, enters unmanned statistical flowsheet；
Someone's statistical flowsheet are as follows:
For judging whether present frame infrared image pixel array figure has label A；
If there is marking A, then enter the step of counting whole someone's times；Y=1 is set again, and returns to the extraction next frame
The step of infrared image pixel array figure；
If not marking A, enter judge in present frame infrared image pixel array figure whether someone；
If nobody, the step of returning to the extraction next frame infrared image pixel array figure；
If someone, enter the step of A is remembered to present frame infrared image pixel array icon；
Record someone's time started；Y=1 is set again, and the step of returning to the extraction next frame infrared image pixel array figure；
The unmanned statistical flowsheet are as follows:
For judging whether present frame infrared image pixel array figure has label B；
If not marking B, enter judge in present frame infrared image pixel array figure whether nobody；
If someone, the step of returning to the extraction next frame infrared image pixel array figure；
If nobody, enter the step of B is remembered to present frame infrared image pixel array icon；
Record nobody time started；Y=0 is set again, and the step of returning to the extraction next frame infrared image pixel array figure；
If there is marking B, then enter statistics all nobody time the step of；
Calculate whole stream of people's times；Using time point recorded in every frame infrared image pixel array figure, every section of someone is calculated
After time quantum and every section of unmanned time quantum, add up respectively；
Terminate；
Stream of people's behavior analysis method is as follows:
Start；
Whole someone's infrared image pixel array figures in first segment someone period are extracted, by every frame infrared image pixel array figure point
For L region；
Specify in every frame infrared image pixel array figure everyone crucial pixel；
This time is divided into m statistical time range f；
In each region, all personal crucial pixel of each statistical time range f is overlapped；
According to superposition amount, along the time sequencing of m statistical time range, determine the stream of people in this someone period between L region
Moving direction；
It extracts next section of someone's period, so recycles, until the last one someone's period；
Terminate.
2. a kind of analysis method of stream of people's behavior analysis system based on infrared array according to claim 1, feature
Be: the transmission module (2) includes routing module and gateway module；
Wherein routing module includes routing infrared array (102a), path control deivce (101a), routing wireless communication module
(103a), the path control deivce (101a) extract the temperature data of routing infrared array (102a) acquisition, the path control deivce
The temperature data that (101a) will acquire is then forwarded to routing wireless communication module (103a) after being packaged into temperature data packet, routes nothing
Line communication module (103a) sends temperature data packet to gateway module, and the routing wireless communication module (103a) also transmits nothing
The temperature data packet of line communication module (103) gives the gateway module.
3. a kind of analysis method of stream of people's behavior analysis system based on infrared array according to claim 2, feature
Be: the gateway module includes single-chip microcontroller (201), router (203), and gateway wireless communication module (103b), gateway is wireless
Communication module (103b) sends temperature data packet and gives single-chip microcontroller (201)；
The data uplink end group or connection wired network mouth (202) of the single-chip microcontroller (201), what which will acquire
Temperature data packet issues router (203) through wired network interface (202), which is transmitted to processing for temperature data packet
(3) from the background；
The data uplink end group or the wireless WIFI module (202 ') of connection, the single-chip microcontroller (201) of the single-chip microcontroller (201) will acquire
Temperature data packet issue router (203) through wireless WIFI module (202 '), which forwards temperature data packet
To processing backstage (3).
4. a kind of analysis method of stream of people's behavior analysis system based on infrared array according to claim 1, feature
Be: the temperature data packet is the infrared image pixel array that the infrared array (102) monitor, at interval of a period of time
S seconds, infrared array transmitted a width infrared image pixel array figure to the controller (101).
5. a kind of analysis method of stream of people's behavior analysis system based on infrared array according to claim 3, feature
Be: the processing backstage (3) combines the coordinate relationship of infrared image pixel array figure, to every frame infrared image pixel array figure
It is analyzed, and the high temperature pixel wherein occurred is judged, if the high temperature pixel position consistency more than the continuous N frame
Tentatively it is judged as there is pyrotoxin, waits until that the points of the pixel in conjunction with shared by human body heat source then can determine whether this when pyrotoxin is mobile
Pyrotoxin is people's body heat source, and in conjunction with successive frame infrared image pixel array figure, recorder's body heat source is under this infrared array (102)
Movement track.
6. according to a kind of analysis method of stream of people's behavior analysis system based on infrared array of claim 3 or 5, feature
Be: the wireless communication module (103), routing wireless communication module (103a), gateway wireless communication module (103b) are all
Same type transmission module is perhaps zigbee module or is bluetooth module.
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