CN101587606B - Method and system for detecting staff flow in exhibition venue - Google Patents
Method and system for detecting staff flow in exhibition venue Download PDFInfo
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- CN101587606B CN101587606B CN200810037784XA CN200810037784A CN101587606B CN 101587606 B CN101587606 B CN 101587606B CN 200810037784X A CN200810037784X A CN 200810037784XA CN 200810037784 A CN200810037784 A CN 200810037784A CN 101587606 B CN101587606 B CN 101587606B
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Abstract
The invention provides a method and a system for detecting staff flow in an exhibition venue. An ID identification device is installed at the entrance of the exhibition venue and used for counting thepopulation stayed in the exhibition venue; cameras are installed at the entrance of subareas of the exhibition venue, the picture of the entrance of each subarea is collected in real time, the statis tics is made to the population entering or leaving in the virtual boundary in the picture within the unit time, the population stayed in each subarea at the moment is calculated, the comparative result of the occupant density of each subarea and the preset threshold value of the occupant density of the subarea is judged, the staff flow condition of the whole exhibition venue can be monitored at any moment through a data processing module and an ethernet switching module terminal computer, and if the occupant density stayed in the monitoring subarea at the moment is higher than the preset threshold value of the occupant density of the subarea, the terminal computer is used for controlling a warning lamp corresponding to the occupant density of the subarea to warn so as to indicate the staffto arrive at the scene for keeping order.
Description
Technical field
The present invention relates to field of video monitoring, relate in particular to a kind of Venue personnel crowding detection method and system.
Background technology
Along with expanding economy, the cultural economy before the various countries exchanges more and more frequent.Usually promote that with the exhibition form interchange of particular culture economic field between the various countries is comparatively common, the for example large-scale like this exhibition of World Expo.For the detection of the order ordered pair Venue personnel flow of keeping Venue just seems particularly important; When subregion crowded appears in Venue, can in time dredge, judge field and the culture that paid close attention to by people during the exhibition according to each regional flow of Venue simultaneously.Number inventory in tradition personnel flow detection only can realize more among a small circle, its ultimate principle is real-time target detection, comprises shape and distribution of color to clarification of objective extraction, target.Because human body is non-rigid, external barrier and the noise of self bring influence can for unique model of setting up.For reducing the influence that external interference is brought, need restrictively with the camera observation point be placed on the monitoring place directly over, to realize the not overlapping of testing staff, reduce the area of the shared image of personnel as far as possible.So just can't realize that integral monitoring is carried out in the flow of personnel in the big zone analyzes and add up.
Summary of the invention
The object of the present invention is to provide a kind of Venue personnel flow rate testing methods and system, prosecution zone that traditional flow of personnel detection method exists is little to be subject to the problem of external interference with testing result to solve.
For achieving the above object, a kind of Venue personnel flow rate testing methods of the present invention, the ID card identification apparatus is equipped with in the import and export of Venue.Venue comprises the plurality of sub zone, and the detection method of Venue personnel flow may further comprise the steps: step 1: store the area of this Venue all subregion, set the density of personnel threshold value of all subregion; Step 2: personnel hold the import and export turnover from this Venue of ID card that this ID card device can discern; Step 3: current turnover Venue personnel are added up drawing the current total number of persons who rests on Venue; Step 4: rig camera is installed in the import and export at the subregion of said Venue, and statistics gets into the number of all subregion and the number of going out of all subregion; Step 5: draw current all subregion density of personnel value according to all subregion area in all subregion number of step 4 statistics and the step 1; Step 6: the density of personnel threshold value of the subregion that area people density value that step 5 is drawn and step 1 are set compares; If stop this subregion personnel's entering, if keep this subregion personnel's entering less than the threshold value density of personnel more than or equal to the threshold value density of personnel.If subregion is imported and exported and to be had only one, the personnel that then get into this subregion get into from a side of importing and exporting, and from then on personnel import and export opposite side and go out in this subregion.Comprise import and outlet if subregion is imported and exported, the personnel that get into this subregion get into from import, and personnel go out from outlet in this subregion.Wherein, the number of going out that step 4 statistics gets into number and all subregion of all subregion is through in the import and export mouth picture of video camera shooting, virtual boundary being set, and digit penetrates said virtual boundary the time or passes the personnel of said virtual boundary.Digit penetrates said virtual boundary the time or passes said virtual boundary personnel and adopts the motion target tracking algorithm that the turnover personnel are added up.
Based on the system of the Venue personnel flow detection of above detection method, it comprises: memory module is used to store said Venue subregion area and the corresponding subregion density of personnel threshold value of setting; The dynamic memory module is used for storing personnel's number and each sub regions turnover personnel number of current this Venue of turnover; The camera acquisition module is gathered when the import and export picture that advances into each subregion; Data processing module is used to analyze the import and export picture of camera acquisition, with the entering personnel number of statistics with go out personnel's number and be stored in the dynamic memory module; Ethernet switching module and terminal computer monitoring module, this ethernet switching module are used for that said data processing module is handled the back data and send the terminal computer monitoring module to.This memory module is connected with processing module, and the memory module data are sent to data processing module; Camara module is connected with data processing module, and dynamic memory module data processing module connection is therewith carried out mutual data transmission; The data processing module output data is connected with the terminal computer monitoring module through ethernet switching module.Wherein, data processing module comprises video frequency collection card, and camara module is connected with said data processing module through video frequency collection card.The terminal monitoring computing machine is connected with said subregion density of personnel alarm lamp.
Compare with traditional personnel's flow rate testing methods; The detection method of Venue personnel flow of the present invention and detection system combine the turnover of ID recognition device standard Venue; People to the turnover Venue adds up simultaneously; The import and export of the subregion of each Venue are adopted camera supervised, density of personnel that like this can whole each sub regions of Venue of macroscopic view monitoring.The statistics that subregion import and export personnel are passed in and out number adopts that the virtual boundary personnel penetrate and pass the number statistics in the statistics gatherer picture, and statistics does not receive external interference.Therefore, the detection method of Venue personnel flow of the present invention and detection system can effectively solve the testing result that traditional detection exists and be subject to external interference and the limited problem of monitoring range.
Description of drawings
Below in conjunction with accompanying drawing and specific embodiment Venue personnel flow rate testing methods of the present invention and system are done further explanation in detail particularly.
Fig. 1 is the Venue of the present invention synoptic diagram of giving an example.
Fig. 2 is a Venue personnel detection system structural representation of the present invention.
Embodiment
With Venue shown in Figure 1 is example, the import and export of Venue: import 10 is equipped with the ID card identification apparatus with outlet 20.Venue comprises plurality of sub zone, subregion 5, subregion 6, subregion 7 and subregion 8.The detection method of Venue personnel flow may further comprise the steps: step 1: store the area of this Venue all subregion, set the density of personnel threshold value of all subregion.The exhibition facility of being laid according to all subregion place can be confirmed different subregion density of personnel threshold values; Can be provided with this subregion density of personnel threshold value less if the exhibition facility of some subregion display is more, can be provided with this subregion density of personnel threshold value bigger if the exhibition facility of some subregion display is less.Step 2: personnel hold the import and export turnover from this Venue of ID card that this ID card device can discern.The personnel of all entering Venues need wear the ID card of crossing through the ID device authentication and could get into, and get into Venue shown in Figure 1, get into from the import 10 that the ID card identification apparatus is housed, and are left by the outlet that the ID card identification apparatus is housed 20.Step 3: current turnover Venue personnel are added up drawing the current total number of persons who rests on Venue.The ID that lands according to import 10 identification nullifies ID with outlet 20 identifications and can add up personnel's number that rest on Venue this moment.Step 4: rig camera is installed in the import and export at the subregion of said Venue, and statistics gets into the number of all subregion and the number of going out of all subregion.Density of personnel for ease of the monitoring all subregion; Video camera is installed in import and export at each subregion; The for example import 10 of subregion 5 and outlet 21, the import and export 11 of subregion 6, the import and export 12 of subregion 7 and the import 13 of subregion all need be installed video camera with outlet 20.If subregion is imported and exported and to be had only one, for example subregion 6 and subregion 7, the personnel that then get into this subregion get into from a side of importing and exporting, and from then on personnel import and export opposite side and go out in this subregion.If importing and exporting, subregion comprises import and outlet, for example subregion 5 and subregion 8, and the personnel that get into this subregion get into from import, and personnel go out from outlet in this subregion.The number of going out that step 4 statistics gets into number and all subregion of all subregion is through in the import and export mouth picture of video camera shooting, virtual boundary being set, and digit penetrates said virtual boundary the time or passes the personnel of said virtual boundary.Digit penetrates said virtual boundary the time or passes said virtual boundary personnel and adopts the motion target tracking algorithm that the turnover personnel are added up.Step 5: draw current all subregion density of personnel value according to all subregion area in all subregion number of step 4 statistics and the step 1.Step 6: the density of personnel threshold value of the subregion that area people density value that step 5 is drawn and step 1 are set compares; If stop this subregion personnel's entering, if keep this subregion personnel's entering less than the threshold value density of personnel more than or equal to the threshold value density of personnel.
System based on the Venue personnel flow detection of above detection method sees also Fig. 2, and it comprises: memory module is used to store said Venue subregion area and the corresponding subregion density of personnel threshold value of setting; The dynamic memory module is used to store personnel's number of current this Venue of turnover, and promptly land the ID number and nullify the ID number, and turnover personnel number in each sub regions; Camera acquisition module 1 is gathered when the import and export picture that advances into each subregion; Data processing module is used to analyze the import and export picture of camera acquisition, with the entering personnel number of statistics with go out personnel's number and be stored in the dynamic memory module; Ethernet switching module and terminal computer monitoring module 3, this ethernet switching module are used for that said data processing module is handled the back data and send the terminal computer monitoring module to.This memory module is connected with processing module, and the memory module data are sent to data processing module; Camara module is connected with data processing module, and dynamic memory module data processing module connection is therewith carried out mutual data transmission; The data processing module output data is connected with the terminal computer monitoring module through ethernet switching module.Wherein, data processing module comprises video frequency collection card, and camara module is connected with said data processing module through video frequency collection card.The terminal monitoring computing machine can be monitored the personnel's of whole Venue flow situation in real time through data processing module and ethernet switching module, and is connected with corresponding to subregion density of personnel alarm lamp.If when the density of personnel that detects subregion 6 shown in Figure 1 surpassed subregion 6 setting density of personnel threshold values, the terminal monitoring computing machine can be controlled No. 6 density of personnel alarm lamps and report to the police, the indication staff keeps on-the-spot order to the warning subregion.
The detection method of Venue personnel flow of the present invention and detection system combine the turnover of ID recognition device standard Venue; People to the turnover Venue adds up; The import and export of the subregion of each Venue are adopted camera supervised, density of personnel that like this can whole each sub regions of Venue of macroscopic view monitoring.The statistics that subregion import and export personnel are passed in and out number adopts that the virtual boundary personnel penetrate and pass the number statistics in the statistics gatherer picture, and statistics does not receive external interference.Therefore, the detection method of Venue personnel flow of the present invention and detection system can effectively solve the testing result that traditional detection exists and be subject to external interference and the limited problem of monitoring range.
Claims (8)
1. Venue personnel flow rate testing methods, the ID recognition device is equipped with in the import and export of said Venue; Said Venue comprises the plurality of sub zone, it is characterized in that the detection method of said Venue personnel flow may further comprise the steps:
Step 1: store the area of said Venue all subregion, set the density of personnel threshold value of all subregion;
Step 2: said personnel hold the import and export turnover of the ID card of ID recognition device from said Venue;
Step 3: the said Venue personnel of current turnover are added up drawing the current total number of persons who rests on said Venue;
Step 4: rig camera is installed in the import and export at the subregion of said Venue, and statistics gets into the number of all subregion and the number of going out of all subregion;
Step 5: draw current all subregion density of personnel value according to all subregion area in all subregion number of step 4 statistics and the step 1;
Step 6: the density of personnel threshold value of the subregion that area people density value that said step 5 is drawn and step 1 are set compares; If stop this subregion personnel's entering, if keep this subregion personnel's entering less than the density of personnel threshold value more than or equal to the density of personnel threshold value.
2. Venue personnel flow rate testing methods according to claim 1; It is characterized in that; Said each subregion is imported and exported has only one, gets into the side entering of the personnel of said each subregion from said import and export, and personnel go out from said import and export opposite side in said each subregion.
3. Venue personnel flow rate testing methods according to claim 1; It is characterized in that; Said each subregion is imported and exported and is comprised import and outlet, and the personnel that get into said each subregion get into from said import, and personnel go out from said outlet in said each subregion.
4. Venue personnel flow rate testing methods according to claim 1; It is characterized in that; The number of going out that said step 4 statistics gets into number and all subregion of all subregion is through in the import and export mouth picture of video camera shooting, virtual boundary being set, and digit penetrates said virtual boundary the time or passes the personnel of said virtual boundary.
5. like the said Venue personnel of claim 4 flow rate testing methods, it is characterized in that said digit penetrates said virtual boundary the time or passes said virtual boundary personnel and adopts the motion target tracking algorithm that the turnover personnel are added up.
6. system based on the Venue personnel flow detection of the said detection method of claim 1 is characterized in that it comprises: memory module is used to store said Venue subregion area and the corresponding subregion density of personnel threshold value of setting; The dynamic memory module is used for storing personnel and each sub regions turnover personnel number of current turnover Venue; The camera acquisition module is gathered when the import and export picture that advances into each subregion; Data processing module is used to analyze the import and export picture of camera acquisition, with the entering personnel number of statistics with go out personnel's number and be stored in the dynamic memory module; Ethernet switching module and terminal computer monitoring module, said ethernet switching module are used for that said data processing module is handled the back data and send the terminal computer monitoring module to; Said memory module is connected with said data processing module, and said memory module data are sent to data processing module; Said camera acquisition module is connected with said data processing module; Said dynamic memory module is connected with said data processing module carries out mutual data transmission; Said data processing module output data is connected with said terminal computer monitoring module through ethernet switching module.
7. the system of Venue personnel flow detection as claimed in claim 6 is characterized in that said data processing module comprises video frequency collection card, and said camera acquisition module is connected with said data processing module through video frequency collection card.
8. the system of Venue personnel flow detection as claimed in claim 6 is characterized in that, said terminal monitoring computing machine is connected with said subregion density of personnel alarm lamp.
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| CN200810037784XA CN101587606B (en) | 2008-05-21 | 2008-05-21 | Method and system for detecting staff flow in exhibition venue |
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| CN200810037784XA CN101587606B (en) | 2008-05-21 | 2008-05-21 | Method and system for detecting staff flow in exhibition venue |
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| CN101587606B true CN101587606B (en) | 2012-05-30 |
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