CN112669551A - Object monitoring system and method based on infrared camera recognition - Google Patents
Object monitoring system and method based on infrared camera recognition Download PDFInfo
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- CN112669551A CN112669551A CN202011531608.9A CN202011531608A CN112669551A CN 112669551 A CN112669551 A CN 112669551A CN 202011531608 A CN202011531608 A CN 202011531608A CN 112669551 A CN112669551 A CN 112669551A
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Abstract
The invention provides an object monitoring system and method based on infrared camera recognition, which relate to the technical field of monitoring and comprise the following steps: the infrared detector emits and receives red light waves to realize detection of a monitored object, detected information is transmitted to the infrared analyzer, the monitoring camera monitors the monitored object in real time, and the monitored information is transmitted to the processor. According to the invention, the illumination intensity of the monitored environment can be detected, the monitoring way is switched, when the illumination condition is not good, an infrared detection mode is adopted for information acquisition, the information acquisition under different illumination conditions is realized, the acquired image is prevented from being fuzzy, when in monitoring, comparison can be carried out according to the acquired information, whether the person has the access authority or not is determined, the person who does not have the access authority can be driven through the alarm, when the person who enters the system does not leave, the reminding information can be sent to the manager, real-time monitoring is not needed, and the monitoring labor cost is saved.
Description
Technical Field
The invention relates to the technical field of monitoring, in particular to an object monitoring system and method based on infrared camera shooting identification.
Background
The monitoring is realized by identifying the identity of an entrant entering a monitoring area through image acquisition, and the image acquisition is a means for acquiring real-time image information by utilizing a modern technology and plays an important role in the modern multimedia technology. The method has wide application in the fields of daily life, biomedicine, aerospace and the like.
At present, the monitoring mode is widely used, a monitoring camera is generally adopted for image acquisition, the image is transmitted to a monitoring room, and the monitoring room is identified and judged by managers.
However, the monitoring is carried out through the monitoring camera, the monitoring image needs to be checked by the management personnel in real time, the acquired monitoring object image can be blurred when the illumination condition is poor or at night, the judgment of the management personnel is influenced, meanwhile, the monitoring cost can be increased, and the requirements of the management personnel cannot be met.
Disclosure of Invention
The invention aims to provide an object monitoring system and method based on infrared camera recognition, when the object monitoring system and method are used, the illumination intensity of a monitored environment can be detected, monitoring ways are switched, when the illumination condition is not good, an infrared detection mode is adopted for information acquisition, the information acquisition under different illumination conditions is realized, the acquired image is prevented from being fuzzy, when monitoring is carried out, comparison can be carried out according to the acquired information to determine whether the person has the access authority, the person who does not have the authority can be repelled through an alarm, when the person does not leave, reminding information can be sent to a manager, real-time monitoring is not needed, and the monitoring labor cost is saved.
In order to achieve the above-mentioned effects, the present invention provides the following technical solutions: an object monitoring system based on infrared camera recognition, comprising:
and the infrared detector transmits and receives red light waves to realize detection of the monitored object and transmits detected information to the infrared analyzer.
And the monitoring camera monitors a monitored object in real time and transmits monitoring information to the processor.
The illumination sensor is used for sensing illumination intensity and transmitting illumination sensing intensity information to the processor.
And the processor is used for comparing and judging the acquired monitoring information and determining whether the monitored object has the access right.
And the infrared analyzer is used for summarizing the information collected by infrared detection to generate a monitoring object picture.
And the database is used for storing the information of the management personnel and comparing the information with the acquired information of the monitored object.
And the alarm receives the information of the processor, sends out early warning voice and persuades the entrants who do not have the permission.
And the caller is used for receiving the information of the processor and transmitting the picture of the person entering the intelligent mobile phone terminal to the manager.
Further, the infrared detection instrument and the two-way electric connection of treater, the output of infrared detection instrument and the input electric connection of infrared analysis appearance, the two-way electric connection of infrared analysis appearance and treater, the output of surveillance camera head and the input electric connection of treater, the output of illumination inductor and the input electric connection of treater, the output of treater all with the input electric connection of alarm and calling set, the input of treater and the output electric connection of database.
Further, the infrared detector comprises an infrared transmitting module and an infrared receiving module.
Further, the processor comprises a switching module, an image storage module, an acquisition module, an image comparison module and a warning judgment module, wherein the output end of the switching module is electrically connected with the input end of the image storage module, the output end of the image storage module is electrically connected with the input end of the acquisition module, the output end of the acquisition module is electrically connected with the input end of the image comparison module, and the output end of the image comparison module is electrically connected with the input end of the warning judgment module.
Furthermore, the database comprises a comparison storage module and an import storage module, and the output end of the import storage module is electrically connected with the input end of the comparison storage module.
An object monitoring method based on infrared camera shooting recognition comprises the following steps:
and S1, detecting the illumination intensity of the monitored area, transmitting the detection information to the processor, judging the illumination intensity, and selecting a corresponding monitoring path.
And S2, acquiring the monitored object information and comparing the stored information.
And S3, comparing the monitored object information with the comparison storage information, and judging whether the monitored object information has the access authority.
And S4, determining whether to send out warning voice according to the judgment result, and advising the entrant.
S5, according to whether the entrant leaves or not, whether the entrant leaves or not is determined, and whether the entrant leaves or not is determined to send warning information to the manager.
Further, according to the operation step in S1, after the illumination intensity information is acquired, the illumination intensity information is compared with a set illumination intensity threshold, and if the illumination intensity is greater than the set threshold, the monitoring camera is selected to acquire the monitored object information, and if the illumination intensity is less than the set threshold, the infrared detector is selected to acquire the corresponding monitoring information.
Further, according to the operation step in S3, the information is compared with the recognition degree by an algorithm, and when the recognition degree is within the error threshold range, it is determined that the access right is provided, and when the recognition degree is outside the error threshold range, the access right is not provided.
Further, according to the operation step in S5, within a set time, information is acquired again for the monitored object, it is determined whether the entrant leaves, if so, the warning voice is released, otherwise, warning reminding information is sent to the manager.
The invention provides an object monitoring system and method based on infrared camera shooting identification, which have the following beneficial effects:
(1) when the system is used, the illumination intensity of the monitored environment can be detected, the monitoring ways are switched, and when the illumination condition is not good, the information is acquired in an infrared detection mode, so that the information acquisition under different illumination conditions is realized, and the acquired image is prevented from being blurred.
(2) The invention can compare the collected information to determine whether the person has the access authority during monitoring, can drive the person who does not have the access authority through the alarm, can send reminding information to a manager when the person does not leave, does not need to monitor in real time, and saves the monitoring labor cost.
Drawings
FIG. 1 is a general system diagram of an object monitoring system based on infrared camera recognition in accordance with the present invention;
fig. 2 is a schematic diagram of an infrared detector of an object monitoring system based on infrared camera recognition according to the present invention;
FIG. 3 is a system diagram of a processor of an object monitoring system based on infrared camera recognition in accordance with the present invention;
FIG. 4 is a system diagram of a database of an object monitoring system based on infrared camera recognition in accordance with the present invention;
fig. 5 is a flowchart of an object monitoring method based on infrared camera recognition according to the present invention.
Description of the drawings: 1. an infrared detector; 2. a surveillance camera; 3. an illumination sensor; 4. a processor; 5. an infrared analyzer; 6. a database; 7. an alarm; 8. a caller.
Detailed Description
The invention provides a technical scheme that: an object monitoring system based on infrared camera recognition, comprising:
the infrared detector 1 is used for emitting and receiving red light waves, detecting the monitored object and transmitting detected information to the infrared analyzer 5.
And the monitoring camera 2 monitors a monitored object in real time and transmits monitoring information to the processor 4.
And the processor 4 is used for comparing and judging the acquired monitoring information and determining whether the monitored object has the access right.
And the infrared analyzer 5 is used for summarizing the information collected by infrared detection to generate a monitoring object picture.
And the database 6 is used for storing the information of the manager and comparing the information with the acquired information of the monitored object.
And the alarm 7 receives the information of the processor 4, and sends out early warning voice to persuade the entrants who do not have the authority.
And the caller 8 is used for receiving the information of the processor 4 and transmitting the picture of the person entering the intelligent mobile phone terminal to the manager.
Specifically, infrared detector 1 and the two-way electric connection of treater 4, the output of infrared detector 1 and the input electric connection of infrared analysis appearance 5, the two-way electric connection of infrared analysis appearance 5 and treater 4, the output of surveillance camera head 2 and the input electric connection of treater 4, the output of illumination inductor 3 and the input electric connection of treater 4, the output of treater 4 all with alarm 7 and the input electric connection of calling set 8, the input of treater 4 and the output electric connection of database 6.
Specifically, the infrared detector 1 includes an infrared emission module and an infrared reception module.
Specifically, the processor 4 includes a switching module, an image storage module, an acquisition module, an image comparison module and a warning determination module, wherein an output end of the switching module is electrically connected to an input end of the image storage module, an output end of the image storage module is electrically connected to an input end of the acquisition module, an output end of the acquisition module is electrically connected to an input end of the image comparison module, and an output end of the image comparison module is electrically connected to an input end of the warning determination module.
Specifically, the database 6 includes a comparison storage module and an import storage module, and an output end of the import storage module is electrically connected with an input end of the comparison storage module.
An object monitoring method based on infrared camera shooting recognition comprises the following steps:
step one, detecting the illumination intensity of the monitored area, transmitting the detection information to the processor 4, judging the illumination intensity, and selecting a corresponding monitoring path.
And step two, acquiring monitoring object information and comparing and storing the information.
And step three, comparing the monitored object information with the comparison storage information, and judging whether the monitored object information has the access authority.
And step four, determining whether to send out warning voice according to the judgment result, and advising the entrants.
And step five, determining whether to send warning information to a manager according to whether the entrant leaves.
Specifically, according to the operation steps in the first step, after the illumination intensity information is acquired, the illumination intensity information is compared with a set illumination intensity threshold value, when the illumination intensity is greater than the set threshold value, the monitoring camera 2 is selected to acquire the monitored object information, and when the illumination intensity is less than the set threshold value, the infrared detector 1 is selected to acquire the corresponding monitoring information.
Specifically, according to the operation steps in the third step, the information is compared with the recognition degree through an algorithm, when the recognition degree is within the error threshold range, the information is determined to have the access authority, and when the recognition degree is outside the error threshold range, the information does not have the access authority.
Specifically, according to the operation steps in the fifth step, information acquisition is performed on the monitored object again within a set time, whether the entering person leaves is determined, if the entering person leaves, the early warning voice is removed, and if the entering person leaves, early warning reminding information is sent to a manager.
The method of the examples was performed for detection analysis and compared to the prior art to yield the following data:
| image sharpness | Monitoring costs | |
| Examples | Clear and clear | Low cost |
| Prior Art | Blurring | High cost |
According to the table data, the effects of clear images and low monitoring cost are obtained through the object monitoring system and the object monitoring method based on infrared camera shooting recognition in the embodiment of the invention.
As shown in fig. 1 to 5, the present invention provides an object monitoring system based on infrared camera recognition, comprising: an infrared detector 1 for detecting the existence or movement of a human body through a pyroelectric element and converting an output signal of the pyroelectric element into a voltage signal, the infrared detector 1 emitting and receiving red light waves to detect a monitored object and transmitting the detected information to an infrared analyzer 5, a monitoring camera 2 for monitoring the monitored object in real time by the monitoring camera 2 and transmitting the monitoring information to a processor 4, an illumination sensor 3 for sensing illumination intensity and transmitting the illumination sensing intensity information to the processor 4, the processor 4 for comparing and judging the obtained monitoring information to determine whether the monitored object has an access right or not, the infrared analyzer 5 for summarizing the information collected by infrared detection to generate a monitored object picture, a database 6 for storing manager information, a smart mobile phone end for realizing contrasting with the information acquisition of control object, alarm 7 receive processor 4's information, send out early warning pronunciation, persuade the person who does not have the authority to move back, calling set 8 are used for receiving processor 4's information to picture transmission to managers who will enter.
Specifically, the infrared detector 1 is electrically connected with the processor 4 in a bidirectional manner, the output end of the infrared detector 1 is electrically connected with the input end of the infrared analyzer 5, the infrared analyzer 5 is electrically connected with the processor 4 in a bidirectional manner, the output end of the monitoring camera 2 is electrically connected with the input end of the processor 4, the output end of the illumination sensor 3 is electrically connected with the input end of the processor 4, the output ends of the processor 4 are electrically connected with the input ends of the alarm 7 and the caller 8, the input end of the processor 4 is electrically connected with the output end of the database 6, the infrared detector 1 transmits the acquired image information to the processor 4, the processor 4 compares the acquired information to determine whether the entrant has the entrance right, the illumination sensor 3 can detect the illumination intensity in the monitoring area, the detected information is transmitted to the processor 4 and is judged by the processor 4, the infrared detector 1 or the monitoring camera 2 is used for information acquisition, during comparison, the processor 4 acquires storage information from the database 6 for comparison, when an entrant does not have the entrance right, the alarm 7 can send dissuasion voice to dissuade the entrant, after the interval is set, the monitored object is detected again, whether the entrant leaves or not is determined, and if the entrant does not leave, the caller 8 sends reminding information to a manager.
Specifically, the infrared detector 1 includes an infrared transmitting module and an infrared receiving module, and when in use, the infrared transmitting module transmits infrared waves to the monitored object, and the infrared receiving module receives the infrared waves reflected by the monitored object.
Specifically, processor 4 includes the switching module, the image storage module, the acquisition module, image comparison module and warning decision module, the output of switching module and the input electric connection of image storage module, the output of image storage module and the input electric connection of acquisition module, the output of acquisition module and the input electric connection of image comparison module, the output of image comparison module and the input electric connection of warning decision module, the switching module can be according to illumination intensity, confirm the control way of chooseing for use, with the control information storage to the image storage module in, the acquisition module acquires the information of gathering, and acquire managers's stored information by database 6, carry out information contrast through the image comparison module, judge by warning decision module.
Specifically, database 6 includes comparison storage module and leading-in storage module, and leading-in storage module's output and comparison storage module's input electric connection, comparison storage module are used for the information of storage administrator, can realize the adjustment to administrator's information by leading-in storage module.
An object monitoring method based on infrared camera shooting recognition comprises the following steps: step one, detecting the illumination intensity of a monitored area, transmitting detection information to a processor 4, judging the illumination intensity, selecting a corresponding monitoring way, acquiring the illumination intensity information, comparing the illumination intensity information with a set illumination intensity threshold value, if the illumination intensity is greater than the set threshold value, acquiring monitored object information by using a monitoring camera 2, and if the illumination intensity is less than the set threshold value, acquiring corresponding monitoring information by using an infrared detector, step two, acquiring the monitored object information and comparing and storing information, step three, comparing the monitored object information with the comparing and storing information, judging whether the information has an access authority, comparing and identifying the information by an algorithm, determining that the information has the access authority when the identification is within the error threshold value range, and not determining that the information has the access authority when the identification is outside the error threshold value range, carrying out identification degree calculation by adopting a Bhattacharyya algorithm, firstly, carrying out weighted average on three components of RGB of the picture to obtain the heaviest gray value, wherein the formula is as follows:
gray is calculated as 0.11B +0.59G +0.3R,
wherein gray represents the processed gray value, and secondly, the formula for calculating the babbitt coefficient of the collected image and the stored image is as follows:
hattacharyya＝∑{i＝1n}√(∑ai·∑bi)，
wherein a and b represent two comparison pictures, n is the number of blocks, aiDenotes the number of members of part i in a, biAnd (5) representing the number of members in the ith part in the step (b), finally, identifying the corresponding picture by using Face + +, determining whether to send out warning voice according to a judgment result to dissuade an entrant, and determining whether to send warning information to a manager according to whether the entrant leaves or not, acquiring information of the monitored object again within set time, determining whether the entrant leaves or not, removing the warning voice if the entrant leaves, and otherwise, sending warning reminding information to the manager.
When the intelligent monitoring system is used, the illumination intensity of a monitored environment can be detected, monitoring ways are switched, when the illumination condition is not good, an infrared detection mode is adopted for information acquisition, information acquisition under different illumination conditions is realized, the acquired images are prevented from being fuzzy, when monitoring is carried out, comparison can be carried out according to the acquired information, whether the intelligent monitoring system has the access authority or not is determined, an entrant who does not have the authority can be driven through the alarm 7, when the entrant does not leave, reminding information can be sent to a manager, real-time monitoring is not needed, and the monitoring labor cost is saved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. An object monitoring system based on infrared camera recognition, comprising:
the infrared detector transmits and receives red light waves to realize detection of a monitored object and transmits detected information to the infrared analyzer;
the monitoring camera monitors a monitored object in real time and transmits monitoring information to the processor;
the illumination sensor is used for sensing illumination intensity and transmitting illumination sensing intensity information to the processor;
the processor is used for comparing and judging the acquired monitoring information and determining whether the monitored object has the access authority;
the infrared analyzer is used for summarizing information collected by infrared detection to generate a monitoring object picture;
the database is used for storing the information of the management personnel and comparing the information with the collected information of the monitored object;
the alarm receives the information of the processor, sends out early warning voice and persuades the entrants who do not have the authority;
and the caller is used for receiving the information of the processor and transmitting the picture of the person entering the intelligent mobile phone terminal to the manager.
2. The object monitoring system based on infrared camera recognition of claim 1, wherein the infrared detector is electrically connected with the processor in both directions, the output end of the infrared detector is electrically connected with the input end of the infrared analyzer, the infrared analyzer is electrically connected with the processor in both directions, the output end of the monitoring camera is electrically connected with the input end of the processor, the output end of the illumination sensor is electrically connected with the input end of the processor, the output end of the processor is electrically connected with the input ends of the alarm and the pager, and the input end of the processor is electrically connected with the output end of the database.
3. The system for monitoring objects based on infrared camera recognition is characterized in that the infrared detector comprises an infrared emitting module and an infrared receiving module.
4. The system of claim 1, wherein the processor comprises a switching module, an image storage module, an acquisition module, an image comparison module, and a warning determination module, wherein an output of the switching module is electrically connected to an input of the image storage module, an output of the image storage module is electrically connected to an input of the acquisition module, an output of the acquisition module is electrically connected to an input of the image comparison module, and an output of the image comparison module is electrically connected to an input of the warning determination module.
5. The system of claim 1, wherein the database comprises a comparison memory module and an import memory module, and an output of the import memory module is electrically connected to an input of the comparison memory module.
6. The object monitoring method based on infrared camera shooting recognition is characterized by comprising the following steps:
s1, detecting the illumination intensity of the monitored area, transmitting the detection information to a processor, judging the illumination intensity, and selecting a corresponding monitoring path;
s2, acquiring monitoring object information and comparing and storing the information;
s3, comparing the monitored object information with the comparison and storage information, and judging whether the monitored object information has the access authority;
s4, determining whether to send out warning voice according to the judgment result to persuade the entrant;
s5, according to whether the entrant leaves or not, whether the entrant leaves or not is determined, and whether the entrant leaves or not is determined to send warning information to the manager.
7. The method according to claim 6, wherein in the step S1, the obtained illumination intensity information is compared with a preset illumination intensity threshold, if the illumination intensity is higher than the preset threshold, the monitoring camera is selected to obtain the monitored object information, and if the illumination intensity is lower than the preset threshold, the infrared detector is selected to obtain the corresponding monitoring information.
8. The object monitoring method based on infrared camera shooting identification as claimed in claim 6, characterized in that, according to the operation step in S3, the information is compared with the recognition degree through an algorithm, when the recognition degree is within the error threshold range, it is determined that the access authority is available, and when the recognition degree is outside the error threshold range, it is determined that the access authority is unavailable.
9. The object monitoring method based on infrared camera recognition as claimed in claim 6, characterized in that according to the operation step in S5, within a set time, information acquisition is performed again on the monitored object to determine whether the entrant leaves, if so, the warning voice is removed, otherwise, warning reminding information is sent to the manager.
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Application publication date: 20210416 |