CN106128023A - A kind of wisdom gold eyeball identification foreign body leaves over alarm method and device - Google Patents
A kind of wisdom gold eyeball identification foreign body leaves over alarm method and device Download PDFInfo
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- CN106128023A CN106128023A CN201610563818.3A CN201610563818A CN106128023A CN 106128023 A CN106128023 A CN 106128023A CN 201610563818 A CN201610563818 A CN 201610563818A CN 106128023 A CN106128023 A CN 106128023A
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- foreign matter
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
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Abstract
The invention discloses a kind of wisdom gold eyeball identification foreign body and leave over alarm method and device, described method includes: arrange warning region in the range of the supervision of binocular stereo vision camera head；In being spaced sometime, warning region is carried out two frame backgrounds and preserves and ask difference calculating；According to seeking poor result of calculation, it is judged that whether warning region has remaining foreign matter；If warning region exists remaining foreign matter, then in judging Preset Time, this remaining foreign matter is the most removed, if it is not, then report to the police.The ratio that the present invention accounts for warning region image area by the difference detecting two frame backgrounds judges whether remaining foreign matter, if there is remaining foreign matter, in then judging Preset Time, described remaining foreign matter is the most removed, if remaining foreign matter does not has removed, then reports to the police.
Description
Technical field
The present invention relates to legacy detection technique field, particularly relate to a kind of wisdom gold eyeball identification foreign body and leave over warning side
Method and device.
Background technology
Legacy refers to the stationary body that nobody looks after.In intelligent video monitoring system, the detection to leaving over object exists
Many fields suffer from being widely applied, such as: monitor in real time in the spacious place such as building, square, military control district can
Doubt object or the luggage etc. of loss.Monitor video is significant for occurring to carry out after abnormal conditions to collect evidence, once these
There are abnormal conditions in place, monitoring personnel but fail to find in time, just can only inquire about situation at that time by playback video.But
It is that this monitoring mode taking precautions against and playing back afterwards video based on manpower not only can waste substantial amounts of manpower and materials, the most often can
Cause failing to report of anomalous event, can not solve the safety problem being widely present at present.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that a kind of wisdom gold eyeball identification foreign body leaves over warning side
Method and device, it is possible to the remaining foreign matter in detection warning region exactly, and automatically report to the police.
It is an object of the invention to be achieved through the following technical solutions: a kind of wisdom gold eyeball identification foreign body leaves over warning side
Method, including: in the range of the supervision of binocular stereo vision camera head, warning region is set；In being spaced sometime, will be alert
Ring region carries out two frame backgrounds and preserves and ask difference calculating；According to seeking poor result of calculation, it is judged that whether warning region has remaining foreign matter；
If warning region exists remaining foreign matter, then in judging Preset Time, this remaining foreign matter is the most removed, if it is not, then report to the police.
Described binocular stereo vision camera head uses binocular stereo vision camera technique acquisition monitoring video.
In being spaced sometime, warning region is carried out two frame backgrounds and preserves and ask difference calculating, including: obtain police frame by frame
Guard against the video information in region, the video information obtained is processed, distinguishes moving object as foreground image and resting
Body is as background image；Video is preserved two frame background images, described background image is asked difference calculating.
Judge whether warning region has remaining foreign matter, including: obtain all differences part of two frame backgrounds, calculate each difference
Part accounts for the ratio of the area of warning region；If described ratio is more than threshold value, then it is assumed that have remaining foreign matter in warning region, otherwise
Think there is no remaining foreign matter in warning region.
Described foreign body is left over alarm method and is also included: if warning region exists remaining foreign matter, then obtain remaining foreign matter and working as
Movement locus before front frame.
The method of described acquisition remaining foreign matter movement locus before present frame is: detection remaining foreign matter present frame it
The position coordinates of front each frame, and generate remaining foreign matter motion before present frame according to all position coordinateses of remaining foreign matter
Track.
Described warning includes at least one in the warning of audible alarm, picture and text and light warning.
Described Preset Time is 1～10s.
A kind of wisdom gold eyeball identification foreign body leaves over alarm device, including: binocular stereo vision photographing module, it is used for shooting prison
Control image；Seek poor computing module, in being spaced sometime, warning region is carried out two frame backgrounds and preserves and seek difference meter
Calculate；Legacy judge module, for according to seeking poor result of calculation, it is judged that whether warning region has remaining foreign matter；Alarm module, uses
In time there is remaining foreign matter in warning region, it is judged that in Preset Time, this remaining foreign matter is the most removed, if it is not, then report
Alert.
Described foreign body is left over alarm device and is also included track detection module, is used for when warning region exists remaining foreign matter,
Generate remaining foreign matter movement locus before present frame.
The invention has the beneficial effects as follows: the present invention accounts for the ratio of warning region image area by the difference detecting two frame backgrounds
Value judges whether remaining foreign matter, if there is remaining foreign matter, then in judging Preset Time, whether described remaining foreign matter is taken
Walk, if remaining foreign matter does not has removed, then report to the police.
Accompanying drawing explanation
Fig. 1 is the flow chart that in the present invention, wisdom gold eyeball identification foreign body leaves over alarm method；
Fig. 2 is the schematic diagram that in the present invention, wisdom gold eyeball identification foreign body leaves over alarm device.
Detailed description of the invention
Technical scheme is described in further detail below in conjunction with the accompanying drawings, but protection scope of the present invention is not limited to
The following stated.
As it is shown in figure 1, a kind of wisdom gold eyeball identification foreign body leaves over alarm method, comprise the following steps:
Step one, warning region is set in the range of the supervision of binocular stereo vision camera head.
Described binocular stereo vision camera head uses binocular stereo vision camera technique acquisition monitoring video, and to collection
To video image be filtered process.Described binocular stereo vision camera head is provided with the video image for gathering two dimension
Two-dimentional photographic head and for gathering the three-dimensional visual sensor of depth information of video image.Binocular stereo vision camera technique
Reduce the validity of image, because using the most merely software to compensate a dimension of disappearance so that the software of operation becomes
Few, the speed of service of software just becomes quickly, and system will not occur the situation of " deadlock " again, and the stability that system is run obtains significantly
To improve.
In the present embodiment, the method for image filtering is: the video image for collecting uses Otsu algorithm to split,
Obtain bianry image；For obtain bianry image, first carry out erosion operation, after carry out dilation operation, obtain target area and
The bianry image that noise separates；The bianry image that target area and the noise of acquisition separate is carried out connected region tracking, specifically
Step is as follows: target area is followed the tracks of: for all bright spots in bianry image, be divided into several by neighborhood search only
Vertical connected region；For the independent communication region obtained, according to default threshold value, retain the independent communication region work exceeding threshold value
For target area.
Step 2, in being spaced sometime, warning region is carried out two frame backgrounds preserve and ask difference calculating.
In being spaced sometime, warning region is carried out two frame backgrounds and preserves and ask difference calculating, including: obtain police frame by frame
Guard against the video information in region, the video information obtained is processed, distinguishes moving object as foreground image and resting
Body is as background image；Video is preserved two frame background images, described background image is asked difference calculating.
The condition that background preserves is to draw according to the state of moving target in warning region, when there being motion in warning region
Target just preserves regional background, carries out background preservation again when moving target disappears in warning region.
Step 3, basis seek poor result of calculation, it is judged that whether warning region has remaining foreign matter.
Judge whether warning region has remaining foreign matter, including: obtain all differences part of two frame backgrounds, calculate each difference
Part accounts for the ratio of the area of warning region；If described ratio is more than threshold value, then it is assumed that have remaining foreign matter in warning region, otherwise
Think there is no remaining foreign matter in warning region.
If step 4 warning region exists remaining foreign matter, then in judging Preset Time, this remaining foreign matter is the most removed, if
No, then report to the police.
Described warning includes at least one in the warning of audible alarm, picture and text and light warning.
Described Preset Time is 1～10s.
Described foreign body is left over alarm method and is also included: if warning region exists remaining foreign matter, then obtain remaining foreign matter and working as
Movement locus before front frame.By obtaining the movement locus of remaining foreign matter, can easily the source of remaining foreign matter be carried out
Follow the trail of.
The method of described acquisition remaining foreign matter movement locus before present frame is: detection remaining foreign matter present frame it
The position coordinates of front each frame, and generate remaining foreign matter motion before present frame according to all position coordinateses of remaining foreign matter
Track.
As in figure 2 it is shown, a kind of wisdom gold eyeball identification foreign body leaves over alarm device, including: binocular stereo vision photographing module,
For shooting monitoring image；Seek poor computing module, in being spaced sometime, warning region is carried out two frame backgrounds and preserves
And ask difference calculating；Legacy judge module, for according to seeking poor result of calculation, it is judged that whether warning region has remaining foreign matter；Report
Alert module, for when there is remaining foreign matter in warning region, it is judged that in Preset Time, this remaining foreign matter is the most removed, if it is not,
Then report to the police.
Described foreign body is left over alarm device and is also included track detection module, is used for when warning region exists remaining foreign matter,
Generate remaining foreign matter movement locus before present frame.
Described binocular stereo vision photographing module includes three-dimensional visual sensor.
The above is only the preferred embodiment of the present invention, it should be understood that the present invention is not limited to described herein
Form, is not to be taken as the eliminating to other embodiments, and can be used for other combinations various, amendment and environment, and can be at this
In the described contemplated scope of literary composition, it is modified by above-mentioned teaching or the technology of association area or knowledge.And those skilled in the art are entered
The change of row and change, the most all should be at the protection domains of claims of the present invention without departing from the spirit and scope of the present invention
In.
Claims (10)
1. a wisdom gold eyeball identification foreign body leaves over alarm method, it is characterised in that: including:
In the range of the supervision of binocular stereo vision camera head, warning region is set；
In being spaced sometime, warning region is carried out two frame backgrounds and preserves and ask difference calculating；
According to seeking poor result of calculation, it is judged that whether warning region has remaining foreign matter；
If warning region exists remaining foreign matter, then in judging Preset Time, this remaining foreign matter is the most removed, if it is not, then report
Alert.
A kind of wisdom gold eyeball identification foreign body the most according to claim 1 leaves over alarm method, it is characterised in that: described binocular
Stereoscopic vision camera head uses binocular stereo vision camera technique acquisition monitoring video.
A kind of wisdom gold eyeball identification foreign body the most according to claim 1 leaves over alarm method, it is characterised in that: at certain for the moment
Between interval in, warning region is carried out two frame backgrounds preserves and ask difference calculate, including:
Obtain the video information of warning region frame by frame, the video information obtained is processed, distinguishes moving object as front
Scape image and stationary object are as background image；
Video is preserved two frame background images, described background image is asked difference calculating.
A kind of wisdom gold eyeball identification foreign body the most according to claim 1 leaves over alarm method, it is characterised in that: judge warning
Whether region has remaining foreign matter, including:
Obtain all differences part of two frame backgrounds, calculate the ratio that each difference section accounts for the area of warning region；
If described ratio is more than threshold value, then it is assumed that have remaining foreign matter in warning region, otherwise it is assumed that do not leave in warning region
Foreign body.
A kind of wisdom gold eyeball identification foreign body the most according to claim 1 leaves over alarm method, it is characterised in that: described foreign body
Leave over alarm method also to include: if warning region exists remaining foreign matter, then obtain remaining foreign matter motion rail before present frame
Mark.
A kind of wisdom gold eyeball identification foreign body the most according to claim 5 leaves over alarm method, it is characterised in that: described acquisition
The method of remaining foreign matter movement locus before present frame is: the position of detection remaining foreign matter each frame before present frame is sat
Mark, and generate remaining foreign matter movement locus before present frame according to all position coordinateses of remaining foreign matter.
A kind of wisdom gold eyeball identification foreign body the most according to claim 1 leaves over alarm method, it is characterised in that: described warning
At least one in reporting to the police including audible alarm, picture and text warning and light.
A kind of wisdom gold eyeball identification foreign body the most according to claim 1 leaves over alarm method, it is characterised in that: described default
Time is 1～10s.
9. a wisdom gold eyeball identification foreign body leaves over alarm device, it is characterised in that: including:
Binocular stereo vision photographing module, is used for shooting monitoring image；
Seek poor computing module, in being spaced sometime, warning region is carried out two frame backgrounds and preserves and ask difference calculating；
Legacy judge module, for according to seeking poor result of calculation, it is judged that whether warning region has remaining foreign matter；
Alarm module, for when there is remaining foreign matter in warning region, it is judged that in Preset Time, this remaining foreign matter is the most removed,
If it is not, then report to the police.
A kind of wisdom gold eyeball identification foreign body the most according to claim 9 leaves over alarm device, it is characterised in that: described different
Thing is left over alarm device and is also included track detection module, for when warning region exists remaining foreign matter, generates remaining foreign matter and exists
Movement locus before present frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610563818.3A CN106128023A (en) | 2016-07-18 | 2016-07-18 | A kind of wisdom gold eyeball identification foreign body leaves over alarm method and device |
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| CN201610563818.3A CN106128023A (en) | 2016-07-18 | 2016-07-18 | A kind of wisdom gold eyeball identification foreign body leaves over alarm method and device |
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| CN106128023A true CN106128023A (en) | 2016-11-16 |
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| CN107036241A (en) * | 2017-04-21 | 2017-08-11 | 珠海格力电器股份有限公司 | A kind of detection method of harmful animal, device and air conditioner used in kitchen |
| CN110321808A (en) * | 2019-06-13 | 2019-10-11 | 浙江大华技术股份有限公司 | Residue and robber move object detecting method, equipment and storage medium |
| CN111079621A (en) * | 2019-12-10 | 2020-04-28 | 北京百度网讯科技有限公司 | Method and device for detecting object, electronic equipment and storage medium |
| CN113780231A (en) * | 2021-09-22 | 2021-12-10 | 国网内蒙古东部电力有限公司信息通信分公司 | Legacy tool detection method and device, electronic equipment and storage medium |
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