CN105472346A - Video monitoring method - Google Patents
Video monitoring method Download PDFInfo
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- CN105472346A CN105472346A CN201511007871.7A CN201511007871A CN105472346A CN 105472346 A CN105472346 A CN 105472346A CN 201511007871 A CN201511007871 A CN 201511007871A CN 105472346 A CN105472346 A CN 105472346A
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- people
- width
- buttocks
- gate
- projection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/183—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a single remote source
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/50—Context or environment of the image
- G06V20/52—Surveillance or monitoring of activities, e.g. for recognising suspicious objects
-
- 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
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Theoretical Computer Science (AREA)
- Closed-Circuit Television Systems (AREA)
- Burglar Alarm Systems (AREA)
- Image Processing (AREA)
- Image Analysis (AREA)
Abstract
According to the video monitoring method provided by the invention, the front head image and the side projection of the person checking the ticket are easily obtained, the upper limit value of the side projection width of the hip of the person is calculated and obtained through the obtained front head image, and only when the width of the hip of the person intercepted in the projection width is larger than the upper limit value of the side projection width of the hip of the person obtained through calculation, the fact that two persons are close to the passing gate is indicated, so that the two persons can be automatically and accurately identified and prevented from being close to the passing gate, and the ticket evasion is prevented. And, the buttocks is the widest part with the width of 0.50-0.75H away from the ground, and the height range is defined as the buttocks, so that the sex difference of both men and women can be taken into account, and the monitoring accuracy is better.
Description
Technical field
The present invention relates to technical field of video monitoring, be specifically related to a kind of anti-video frequency monitoring method of stealing a ride.
Background technology
In the station of track traffic or high ferro, usual employing ticket check gate carries out ticket checking, existing ticket check gate being provided with usually transducer to what respond to passenger passes through signal, when having continuous two passengers to pass through when only examining a ticket, inductor can receive two and pass through signal, now gate just can identify someone and runs away, and then sends and report to the police or close gate and stop and steal a ride.But, if two people are tightly close to by gate, inductor just cannot sense two signals, and the prevention that thus also just cannot give the alarm is stolen a ride, thus be badly in need of one more accurately to stop and steal a ride, particularly prevent two people to be close to method by gate and ticket-checking machine.
Summary of the invention
Therefore, the technical problem to be solved in the present invention is to overcome ticket-checking machine of the prior art and method and accurately can not stops and steal a ride, two people particularly can not be prevented to be close to defect by gate, thus provide one more accurately to stop to steal a ride, particularly prevent two people to be close to the method preventing stealing a ride by gate and ticket-checking machine.
The invention provides a kind of anti-video frequency monitoring method of stealing a ride, comprise the steps:
Obtain be positioned at gate porch just at the front head image of the personnel of ticket checking;
The side projection width higher limit of the buttocks of people is calculated according to the front head image obtained;
Use the transducer on gate to obtain to be positioned at gate porch just in the side projection of the personnel of ticket checking;
The width of people's buttocks is intercepted from the side in projection;
The width of the buttocks of the people intercepted in projection is from the side compared with the lateral buttocks projection width higher limit calculating people respectively;
If the width of the buttocks of the people intercepted from projection width is less than the side projection width higher limit of the buttocks of the people calculated, controls gate and be in opening;
If the buttocks width of the people intercepted from projection width is greater than the side projection width higher limit of the buttocks calculating people, controls gate and be in closed condition, and send alarm signal;
The method intercepting the width of the buttocks of people in described projection is from the side:
Measuring obtains just in the height H of the side projection of ticket agent;
The position that in distance ground 0.50-0.75H, width is the widest is buttocks.
The step that the described front head image according to obtaining calculates the side projection width higher limit of the buttocks of people comprises:
The direct picture of people is obtained by video monitoring shooting;
The front head image of people is isolated from direct picture;
The sex of people is distinguished according to front head image;
The head front projected area of people is obtained according to front head image;
Calculated the lateral buttocks width higher limit of people by reduction formula according to the sex of frontal area and people.
As artificial women, described reduction formula is:
Lateral buttocks projection width higher limit=KS/ (π 13);
When people is the male sex, described reduction formula is:
Lateral buttocks projection width higher limit=KS/ (π 15);
Wherein S: the frontal area/cm of the head portion of people
2; K is correction factor/cm
-1.
Described adjusted coefficient K is,
When temperature is for being greater than 30 DEG C, K=0.9cm
-1;
When temperature is 20-30 DEG C, K=1cm
-1;
When temperature is 10-20 DEG C, K=1.1cm
-1;
When temperature is 0-10 DEG C, K=1.2cm
-1;
When temperature is less than 0 DEG C, K=1.3cm
-1.
The side projection obtained is infrared image, described adjusted coefficient K=0.88.
Adopt following supervising device, described supervising device comprises:
Gate, the ticket-checking pass way that there is gate and open or close by described gate controls;
Width sensor, for obtaining the side projection width of people and/or the object treated by gate;
Video camera, for taking front head image;
Warning device, for sending alarm signal of stealing a ride;
Processor, receive the front head image of described shot by camera, and calculate the side projection width higher limit of people according to the front head image obtained, then the width of the buttocks of the people intercepted in projection is from the side compared with the side projection width higher limit of the buttocks calculating people respectively; And unlatching or the closedown of gate and warning device can be controlled.
Described width sensor is arranged on both sides gate being positioned at ticket-checking pass way.
Described gate is respectively provided with gate in rear and front end.
Described width sensor is infrared inductor, for obtaining the side infrared image of the people waiting to pass through.
Technical solution of the present invention, tool has the following advantages:
1. method for supervising provided by the invention, by more easily obtain just in front head image and the side projection of the personnel of ticket checking, front head image again by obtaining calculates the side projection width higher limit of the buttocks of people, then illustrate that two people are close to when only having the width of the buttocks of the people intercepted in projection width to be greater than the side projection width higher limit of the buttocks of the people calculated and passed through gate, can automatic accurate identification prevent two people to be close to by gate, prevent from stealing a ride.Further, buttocks is the widest position of width in distance ground 0.50-0.75H, due to this altitude range is defined as buttocks, thus gender's difference all can be taken into account, thus has and better monitor accuracy.
2. method for supervising provided by the invention, because the stature gap of men and women is larger, thus need to tell sex when calculating the buttocks of people, chest and knee actuator current amplifier lateral width higher limit, the lateral buttocks width higher limit of people is calculated again according to corresponding formula, above-mentioned formula is the graph of a relation making front head image area and lateral buttocks width after the data of having added up 10,000 person-times (each half of men and women) respectively, and then enables above-mentioned reduction formula be adapted to the people of more than 98% by the mode of linear fit.Above-mentioned reduction formula computing is simple in addition, and computational speed is fast, and ticketing process can be carried out fast.
3. method for supervising provided by the invention, introducing adjusted coefficient K is amount difference because of people's institute's thing of wearing the clothes under different temperature, the common width sensor acquisition thus on gate be positioned at gate porch just the width of the side projection of the personnel of ticket checking can be subject to the impact of number of thing of wearing the clothes.According to actual count data, under adding up different temperature, people the difference of thing of wearing the clothes reduction formula is revised, enable that the lateral buttocks width higher limit of the people calculated by computing formula is fine must match with actual.
4. method for supervising provided by the invention, video camera is utilized to take front head image, width sensor is utilized to obtain the side projection width of people and/or the object treated by gate, calculated the side projection width higher limit of people again according to the front head image obtained by processor, again the width of the buttocks of the people intercepted in projection is from the side compared with the side projection width higher limit of the buttocks calculating people respectively, if the buttocks width of the people intercepted from projection width is less than the lateral buttocks projection width higher limit of the people calculated, controls gate and be in opening, if the width of the buttocks of the people intercepted from projection width is greater than the lateral buttocks projection width higher limit calculating people, controls gate and be in closed condition.Thus achieve anti-video frequency monitoring method of stealing a ride.Thus anti-video monitoring apparatus of stealing a ride of the present invention can automatic accurate identification prevent two people to be close to by gate, prevents from stealing a ride.
Accompanying drawing explanation
In order to be illustrated more clearly in the specific embodiment of the invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of anti-video monitoring apparatus of stealing a ride in the present invention.
Wherein: 1-gate; 2-video camera; 3-processor.
Embodiment
Be clearly and completely described technical scheme of the present invention below in conjunction with accompanying drawing, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, concrete condition above-mentioned term concrete meaning in the present invention can be understood.
In addition, if below in the described different execution mode of the present invention involved technical characteristic do not form conflict each other and just can be combined with each other.
Embodiment 1
The present embodiment provides a kind of method for supervising, comprises the steps:
S1: obtain be positioned at gate porch just at the front head image of the personnel of ticket checking;
S2: the side projection width higher limit calculating the buttocks of people according to the front head image obtained;
S3: use the common width sensor on gate to obtain to be positioned at gate porch just in the side projection of the personnel of ticket checking;
S4: the width intercepting people's buttocks from the side in projection;
S5: the width of the buttocks of the people intercepted in projection is from the side compared with the side projection width higher limit of the buttocks calculating people;
If the width of the buttocks of the people intercepted from projection width is less than the side projection width higher limit of the buttocks of the people calculated, controls gate and be in opening;
If the width of the buttocks of the people intercepted from projection width is greater than the side projection width higher limit of the buttocks calculating people, controls gate and be in closed condition, and send alarm signal;
The method intercepting the width of the buttocks of people in described projection is from the side:
Measuring obtains just in the height H of the side projection of ticket agent;
The position that in distance ground 0.50-0.75H, width is the widest is buttocks.
Above-mentioned anti-video frequency monitoring method of stealing a ride, anti-video frequency monitoring method of stealing a ride provided by the invention, by more easily obtain just in front head image and the side projection of the personnel of ticket checking, front head image again by obtaining calculates the side projection width higher limit of the buttocks of people, then illustrate that two people are close to when only having the width of the buttocks of the people intercepted in projection width to be greater than the side projection width higher limit of the buttocks of the people calculated and passed through gate, can automatic accurate identification prevent two people to be close to by gate, prevent from stealing a ride.Further, buttocks is the widest position of width in distance ground 0.50-0.75H, due to this altitude range is defined as buttocks, thus gender's difference all can be taken into account, thus has and better monitor accuracy.
The above-mentioned seat portion of locating people according to height H, according to the data of ergonomics, meets the stature of compatriots, the buttocks of people from location and accurately.
Further, the step S2 that the described front head image according to obtaining calculates the side projection width higher limit of the buttocks of people comprises:
S21: the direct picture being obtained people by video monitoring shooting;
S22: the front head image isolating people from direct picture;
S23: the sex distinguishing people according to front head image;
S24: the head front projected area obtaining people according to front head image;
S25: calculate the buttocks of people, chest and knee actuator current amplifier lateral width higher limit by reduction formula according to the sex of frontal area and people.
Further, in S25 as artificial women, described reduction formula is:
Lateral buttocks projection width higher limit=KS/ (π 13);
When people is the male sex, described reduction formula is:
Lateral buttocks projection width higher limit=KS/ (π 15);
Wherein S: the frontal area/cm of the head portion of people
2; K is correction factor/cm
-1.
The unit of width higher limits all in above-mentioned reduction formula is cm.
Because the stature gap of men and women is larger, thus need to tell sex when calculating the lateral buttocks width higher limit of people, the lateral buttocks width higher limit of people is calculated again respectively according to corresponding formula, above-mentioned formula is the graph of a relation making front head image area and buttocks after the data of having added up 10,000 person-times (each half of men and women) respectively, and then enables above-mentioned reduction formula be adapted to the people of more than 98% by the mode of linear fit.Above-mentioned reduction formula computing is simple in addition, and computational speed is fast, and ticketing process can be carried out fast.
In above-mentioned reduction formula, described adjusted coefficient K is,
When temperature is for being greater than 30 DEG C, K=0.9cm
-1;
When temperature is 20-30 DEG C, K=1cm
-1;
When temperature is 10-20 DEG C, K=1.1cm
-1;
When temperature is 0-10 DEG C, K=1.2cm
-1;
When temperature is less than 0 DEG C, K=1.3cm
-1.
Introducing adjusted coefficient K is amount difference because of people's institute's thing of wearing the clothes under different temperature, the common width sensor acquisition thus on gate be positioned at gate porch just the width of the side projection of the personnel of ticket checking can be subject to the impact of number of thing of wearing the clothes.According to actual count data, under adding up different temperature, people the difference of thing of wearing the clothes reduction formula is revised, enable that the buttocks of the people calculated by computing formula, chest and knee actuator current amplifier lateral width higher limit are fine must match with actual.
Embodiment 2
The present embodiment provides a kind of method for supervising, is the distortion on embodiment 1 basis, comprises the steps:
The present embodiment difference from Example 1 is
Use in S3 step the infrared sensor on gate obtain be positioned at gate porch just in the side projection of the infrared image of the personnel of ticket checking;
Side projection is made to be infrared image.
Owing to just being obtained by infrared sensor in the side projection of the personnel of ticket checking, thus infrared image is obtained, just in personnel's human body meeting evolution of heat of ticket checking itself, and the temperature of the object carried and clothing and room temperature are more or less the same, in thus can projecting from the side more exactly, identify the developed width of human body.
In addition in reduction formula, the infrared image obtained due to infrared sensor can differentiate clothing relatively easily, thus the buttocks width value of worn the clothes thing on the people intercepted from projection width must affect not quite, therefore described correction factor is chosen K=0.88 and enable that the lateral buttocks width higher limit of the people calculated by computing formula is fine must match with actual.
Embodiment 3
The present embodiment provides a kind of method for supervising, and be the distortion on embodiment 1 basis, the method adopts a set of supervising device, and described supervising device comprises, as shown in Figure 1,
Gate 1, the ticket-checking pass way that there is gate and open or close by described gate controls;
Width sensor, is arranged on gate 1, for obtaining the side projection width of people and/or the object treated by gate;
Video camera 2, for taking front head image;
Warning device, for sending alarm signal of stealing a ride;
Processor 3, receive the front head image of described shot by camera, and calculate the side projection width higher limit of people according to the front head image obtained, then the width of the buttocks of the people intercepted in projection is from the side compared with the side projection width higher limit of the buttocks calculating people; And unlatching or the closedown of gate and warning device can be controlled.
Above-mentioned anti-video monitoring apparatus of stealing a ride, video camera 2 is utilized to take front head image, width sensor is utilized to obtain the side projection width of people and/or the object treated by gate, calculated the side projection width higher limit of people again according to the front head image obtained by processor 3, again the width of the buttocks of the people intercepted in projection is from the side compared with the side projection width higher limit of the buttocks calculating people, if the width of the buttocks of the people intercepted from projection width is less than the lateral buttocks projection width higher limit of the people calculated, controls gate and be in opening, if the width of the buttocks of the people intercepted from projection width is greater than the side projection width higher limit of buttocks, chest and the knee actuator current amplifier calculating people, controls gate and be in closed condition, thus above-mentioned anti-video monitoring apparatus of stealing a ride can automatic accurate identification prevent two people to be close to by gate, prevents from stealing a ride.
Further, described width sensor is arranged on both sides gate 1 being positioned at ticket-checking pass way.
Width sensor is arranged on both sides gate 1 being positioned at ticket-checking pass way, thus no matter just when the personnel of ticket checking stand near the either side of the left and right sides at ticket-checking pass way, all can obtain side projection exactly.
Anti-video monitoring apparatus of stealing a ride of the present invention, described gate is respectively provided with gate in rear and front end.
Preferably, described width sensor is infrared inductor, for obtaining the side infrared image of people and/or the object waiting to pass through.
Obtain just in the side projection of the personnel of ticket checking by infrared sensor, obtain infrared image, just in personnel's human body meeting evolution of heat of ticket checking itself, and the temperature of the object carried and clothing and room temperature are more or less the same, in thus can projecting from the side more exactly, identify the developed width of human body.
In addition, if be greater than sensor sensing on the side projection width higher limit of people or gate to passing twice through signal by the side projection width of the people of gate 1 when gate 1 is in opening, alarm sends alarm of stealing a ride, and prevents people from firmly rushing gate 1.
Obviously, above-described embodiment is only for clearly example being described, and the restriction not to execution mode.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all execution modes.And thus the apparent change of extending out or variation be still among the protection range of the invention.
Claims (9)
1. a video frequency monitoring method, is characterized in that, comprises the steps:
Obtain be positioned at gate porch just at the front head image of the personnel of ticket checking;
The side projection width higher limit of the buttocks of people is calculated according to the front head image obtained;
Use the transducer on gate to obtain to be positioned at gate porch just in the side projection of the personnel of ticket checking;
The width of people's buttocks is intercepted from the side in projection;
The width of the buttocks of the people intercepted in projection is from the side compared with the lateral buttocks projection width higher limit calculating people respectively;
If the width of the buttocks of the people intercepted from projection width is less than the side projection width higher limit of the buttocks of the people calculated, controls gate and be in opening;
If the buttocks width of the people intercepted from projection width is greater than the side projection width higher limit of the buttocks calculating people, controls gate and be in closed condition, and send alarm signal;
The method intercepting the width of the buttocks of people in described projection is from the side:
Measuring obtains just in the height H of the side projection of ticket agent;
The position that in distance ground 0.50-0.75H, width is the widest is buttocks.
2. video frequency monitoring method according to claim 1, is characterized in that, the step that the described front head image according to obtaining calculates the side projection width higher limit of the buttocks of people comprises:
The direct picture of people is obtained by video monitoring shooting;
The front head image of people is isolated from direct picture;
The sex of people is distinguished according to front head image;
The head front projected area of people is obtained according to front head image;
Calculated the lateral buttocks width higher limit of people by reduction formula according to the sex of frontal area and people.
3. video frequency monitoring method according to claim 2, is characterized in that,
As artificial women, described reduction formula is:
Lateral buttocks projection width higher limit=KS/ (π 13);
When people is the male sex, described reduction formula is:
Lateral buttocks projection width higher limit=KS/ (π 15);
Wherein S: the frontal area/cm of the head portion of people
2; K is correction factor/cm
-1.
4. video frequency monitoring method according to claim 3, is characterized in that, described adjusted coefficient K is,
When temperature is for being greater than 30 DEG C, K=0.9cm
-1;
When temperature is 20-30 DEG C, K=1cm
-1;
When temperature is 10-20 DEG C, K=1.1cm
-1;
When temperature is 0-10 DEG C, K=1.2cm
-1;
When temperature is less than 0 DEG C, K=1.3cm
-1.
5. the video frequency monitoring method according to claim 3 or 4, is characterized in that, if when the side projection obtained is infrared image, and described adjusted coefficient K=0.88.
6. the video frequency monitoring method according to any one of claim 1-5, is characterised in that, adopts following supervising device, and described supervising device comprises:
Gate (1), the ticket-checking pass way that there is gate and open or close by described gate controls;
Width sensor, for obtaining the side projection width of people and/or the object treated by gate;
Video camera (2), for taking front head image;
Warning device, for sending alarm signal of stealing a ride;
Processor (3), receive the front head image captured by described video camera (2), and calculate the side projection width higher limit of people according to the front head image obtained, then the width of the buttocks of the people intercepted in projection is from the side compared with the side projection width higher limit of the buttocks calculating people respectively; And unlatching or the closedown of gate (1) and warning device can be controlled.
7. video frequency monitoring method according to claim 6, is characterized in that, described width sensor is arranged on both sides gate (1) being positioned at ticket-checking pass way.
8. the video frequency monitoring method according to claim 6 or 7, is characterized in that, described gate (1) is respectively provided with gate in rear and front end.
9. video frequency monitoring method according to claim 8, is characterized in that, described width sensor is infrared inductor, for obtaining the side infrared image of the people waiting to pass through.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511007871.7A CN105472346B (en) | 2015-12-28 | 2015-12-28 | Video monitoring method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511007871.7A CN105472346B (en) | 2015-12-28 | 2015-12-28 | Video monitoring method |
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| CN105472346A true CN105472346A (en) | 2016-04-06 |
| CN105472346B CN105472346B (en) | 2019-02-22 |
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| CN201511007871.7A Active CN105472346B (en) | 2015-12-28 | 2015-12-28 | Video monitoring method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107726008A (en) * | 2017-11-13 | 2018-02-23 | 苏州和吉兴物联科技有限公司 | A kind of overall view monitoring equipment |
| CN107801004A (en) * | 2017-11-13 | 2018-03-13 | 苏州和吉兴物联科技有限公司 | A kind of overall view monitoring equipment and overall view monitoring method |
| CN109784316A (en) * | 2019-02-25 | 2019-05-21 | 平安科技（深圳）有限公司 | It is a kind of to trace the method, apparatus and storage medium that subway gate is stolen a ride |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107726008A (en) * | 2017-11-13 | 2018-02-23 | 苏州和吉兴物联科技有限公司 | A kind of overall view monitoring equipment |
| CN107801004A (en) * | 2017-11-13 | 2018-03-13 | 苏州和吉兴物联科技有限公司 | A kind of overall view monitoring equipment and overall view monitoring method |
| CN109784316A (en) * | 2019-02-25 | 2019-05-21 | 平安科技（深圳）有限公司 | It is a kind of to trace the method, apparatus and storage medium that subway gate is stolen a ride |
| CN109784316B (en) * | 2019-02-25 | 2024-02-02 | 平安科技（深圳）有限公司 | Method, device and storage medium for tracing subway gate ticket evasion |
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| Publication number | Publication date |
|---|---|
| CN105472346B (en) | 2019-02-22 |
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