CN112200957A - Intelligent power control method based on face recognition - Google Patents
Intelligent power control method based on face recognition Download PDFInfo
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- CN112200957A CN112200957A CN202010931115.8A CN202010931115A CN112200957A CN 112200957 A CN112200957 A CN 112200957A CN 202010931115 A CN202010931115 A CN 202010931115A CN 112200957 A CN112200957 A CN 112200957A
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Abstract
The invention provides an intelligent power control method based on face recognition, which comprises the steps of firstly inputting student information corresponding to each dormitory into a face and student information base, controlling circuits in the dormitory through a face recognition device and a circuit control device when students enter and exit a dormitory hall, identifying the information of the students through the face recognition device when the students enter the dormitory hall, turning on a switch of a corresponding power supply in the dormitory by a circuit control module, identifying the information of the students through the face recognition device when the students leave the dormitory hall, and turning off the corresponding switch by the circuit control module. The invention can solve the problem of electricity utilization safety of students in the campus dormitory area, accurately determine the power supply positions required by the students, and timely cut off the power supply when the students leave the dormitory so as to ensure the circuit safety management when no one is in the dormitory.
Description
Technical Field
The invention belongs to the field of circuit control, and particularly relates to an intelligent power control method based on face recognition.
Background
Dormitory safety is an important link of campus safety, and due to the dense power grid of a student dormitory area and the unique design characteristics of a campus power grid, personal safety of students can be threatened by using electricity carelessly. At present, the management of student electricity utilization in a campus is not strict, and only a management method of power failure at regular time is adopted, and partial dormitory buildings are not powered off even for 24 hours; the electricity utilization habit of some students is bad, and the light is not cut off to cut off the power supply along with the hand when going out the dormitory, and some unnecessary consumer do not cut off the power supply when the dormitory. These adverse factors all bring hidden troubles to the electricity safety of the dormitory area. At present, an intelligent electricity control method for a dormitory area by identifying student identity information through an access control device is available, but if an access control card of a student is lost, the technology can cause the student to have no electricity available. Therefore, the intelligent power control method of the dormitory area has a space for improvement.
Disclosure of Invention
The technical problem is as follows: the invention provides an intelligent power control method based on face recognition, which is used for solving the problem of power utilization safety of students in a campus dormitory area in the background technology. The method can accurately determine the power supply position required by the students, and timely cuts off the power supply when the students leave the dormitory, thereby ensuring the circuit safety management when no person exists in the dormitory.
The technical scheme is as follows: in order to solve the technical problem, the invention provides an intelligent power control method based on face recognition. The method firstly needs to design an intelligent power control system in a dormitory area, and the system comprises the following modules: the face recognition module obtains student identity information, dormitory information, and a corresponding student information storage module and a circuit control module in the dormitory.
The method comprises the following steps:
(1) when circuit system in the design dormitory district, add controlling means, can carry out student's information's correspondence to the power supply line of different beds to the convenience is managed the required power supply position of student.
(2) A face recognition device is arranged in a dormitory hall, so that design based on labview can be carried out, and all student information data are stored in a computer. From the aspect of system function, the device mainly has the following functions:
firstly, image acquisition: the image acquisition is an image acquisition window of the device, and mainly aims to acquire scene images in real time through a camera preset in a dormitory hall and store the images.
Secondly, feature training: the feature training function can realize the extraction of the human face features in the target image. And recognizing the face in the image by using a detector to form a face list, acquiring the feature points of the face, and storing the model into a face database.
This part requires some algorithmic processing, using python to code the face recognition process. And importing a face detection library, an image processing library opencv, a data processing library and the like.
Thirdly, face recognition: is the core function of the device. The system compares the similarity of the face information in the collected image with the face information in the face database, and when the similarity reaches a certain range, the system displays the information corresponding to the face with the maximum similarity and transmits the information to the circuit control module.
This section also requires some algorithmic processing, again using python for code writing of the face recognition process. And importing a face detection library, an image processing library opencv, a data processing library and the like. And converting the RGB image collected by the camera into a gray level picture, then identifying the face in each image by using a dlib front face detector to form a face list, and traversing each face area. Firstly, identifying 68 feature points of a human face, obtaining a feature vector of each human face, converting the data type into a numpy type, solving a norm of the human face feature vector of the image to be detected and a known human face feature vector, combining a name and a calculated Euclidean distance into a dictionary, defining similarity, and if the calculated similarity is greater than a set value, judging that the human face information in a gallery is the human face to be detected.
The face recognition device firstly needs to input face information of students living in a dormitory area, performs feature training to obtain corresponding face samples, and inputs the face samples and the student information into dormitory information and corresponding student information storage modules in the dormitory together.
After the students enter the dormitory hall, the face recognition device recognizes the identity information of the students through image acquisition, and then transmits dormitory and bed information corresponding to the identity information to the circuit control module.
(3) And (3) after the circuit control module obtains the dormitory and bed information in the step (2), determining that the student enters the dormitory, and turning on a circuit switch at the bed of the student to supply power. In addition, when the face recognition module recognizes that a student exists in a dormitory, public power supply switches of the dormitory, such as air conditioners, lamps and the like, are turned on.
(4) When the students leave the dormitory, the students also need to be confirmed to leave the dormitory through the face recognition device, and meanwhile, the power supply of the corresponding circuit is cut off. And (3) when all students leave a certain dormitory, the public power supply switch in the step (3) is switched off, so that the power utilization safety when no one is in the dormitory is ensured.
Drawings
FIG. 1 is a system work flow diagram;
FIG. 2 is a flow chart of feature training in face recognition.
Detailed Description
The invention is further elucidated with reference to the drawings and the detailed description. The described embodiments of the present invention are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, other embodiments obtained by a person of ordinary skill in the art without any creative effort belong to the protection scope of the present invention.
Example 1:
as shown in the figure, the invention provides an intelligent power control method based on face recognition, which can accurately determine the power supply position required by students and timely cut off the power supply when the students leave a dormitory so as to ensure the circuit safety management when no person exists in the dormitory.
Firstly, the dormitory building circuit system is designed, the on-off of a dormitory main power supply and a bed-separating power supply switch can be controlled through the host, and the circuit system is conveniently controlled.
A face recognition device is arranged in a dormitory hall, the device comprises a camera used for collecting scene images in real time, a screen used for displaying recognized students and corresponding information, and a software control system in a computer used for algorithm processing for face recognition. And the identity information, the face information, the dormitory and the bed information of the students are input before the students enter the dormitory, and the corresponding information is stored in the software control system for later use.
When the students enter the dormitory area, the system starts to execute. When a student enters a dormitory hall, the camera collects face images of the student, the face images are sent to a python algorithm processing system designed by labview, corresponding face information is obtained through an algorithm, corresponding student information, dormitory and bed information are found from a face information base, and the face information, the dormitory and bed information are displayed on a screen. And the information is transmitted to a host computer of the circuit control module through software, the host computer informs the module that the student enters a dormitory and requests to turn on a power switch at a corresponding power supply position. The circuit control module receives the message and opens the power switch. When this process is completed before the student enters his dormitory room, the student can use electricity normally.
When a student leaves a dormitory hall, a camera collects face images of the student, the face images are sent to a python algorithm processing system designed by labview, corresponding face information is obtained through an algorithm, corresponding student information, dormitory and bed information are found from a face information base, and the face information, the dormitory and bed information are displayed on a screen. And the information is transmitted to a host computer of the circuit control module through software, the module is informed that the students leave a dormitory, and the power switch of the corresponding power supply position is requested to be turned off. The circuit control module receives the message and closes the power switch.
In addition, when the software control system finds that at least one student is in a dormitory, a general power switch (not including a bed power supply, but only public equipment such as an electric lamp, an air conditioner and the like) in the dormitory is turned on; when the software control system finds that all students in a dormitory leave, the general power switch of the dormitory is cut off. Thereby guaranteeing the power utilization safety of the dormitory when no person is in the dormitory.
Meanwhile, in order to ensure the accuracy of the state of the students entering and exiting the dormitory hall in the face recognition process, when the students enter the dormitory, the face recognition device recognizes corresponding information, and then the system simultaneously stores the information that the students enter the dormitory. When the student again passes the face recognition device, the in-system status changes to "the student has left the dormitory". After the identity information of the student is identified, the two kinds of state information are displayed on a screen together with the identity information, so that the accuracy of the in-out state of the student is ensured.
Example 2:
as shown in the figure, the invention provides an intelligent power control method based on face recognition, which can accurately determine the power supply position required by students and timely cut off the power supply when the students leave a dormitory so as to ensure the circuit safety management when no person exists in the dormitory.
Firstly, the dormitory building circuit system is designed, the on-off of a dormitory main power supply and a bed-separating power supply switch can be controlled through the host, and the circuit system is conveniently controlled.
Different from the embodiment 1, two face recognition devices are arranged in a dormitory hall, each device comprises a camera for collecting scene images in real time, a screen for displaying recognized students and corresponding information, and a software control system in a computer is used for algorithm processing for face recognition. One of the devices is only used for judging whether students enter a dormitory hall, is arranged at an entrance of the dormitory hall and is marked as a face recognition device 1; the other device is only used for judging whether the students leave the dormitory hall, is arranged at the exit of the dormitory hall and is recorded as the face recognition device 2. And the identity information, the face information, the dormitory and the bed information of the students are input before the students enter the dormitory, and the corresponding information is stored in the software control system for later use.
When the students enter the dormitory area, the system starts to execute. When a student enters a dormitory hall, the camera of the face recognition device 1 collects face images of the student, sends the face images to a system which is designed by labview and processed by python algorithm, obtains corresponding face information through the algorithm, finds corresponding student information, dormitory and bed information from a face information base, and displays the face information, dormitory and bed information on a screen. And the information is transmitted to a host computer of the circuit control module through software, the host computer informs the module that the student enters a dormitory and requests to turn on a power switch at a corresponding power supply position. The circuit control module receives the message and opens the power switch. When this process is completed before the student enters his dormitory room, the student can use electricity normally.
When a student leaves a dormitory hall, the camera of the face recognition device 2 collects face images of the student, the face images are sent to a python algorithm processing system designed by labview, corresponding face information is obtained through an algorithm, corresponding student information, dormitory and bed information are found from a face information base, and the face information, the dormitory and the bed information are displayed on a screen. And the information is transmitted to a host computer of the circuit control module through software, the module is informed that the students leave a dormitory, and the power switch of the corresponding power supply position is requested to be turned off. The circuit control module receives the message and closes the power switch.
In addition, when the software control system finds that at least one student is in a dormitory, a general power switch (not including a bed power supply, but only public equipment such as an electric lamp, an air conditioner and the like) in the dormitory is turned on; when the software control system finds that all students in a dormitory leave, the general power switch of the dormitory is cut off. Thereby guaranteeing the power utilization safety of the dormitory when no person is in the dormitory.
Meanwhile, in order to ensure the accuracy of the state of the students entering and exiting the dormitory hall in the face recognition process, when the students enter the dormitory, the face recognition device 1 recognizes corresponding information, and then the system stores the information that the students have entered the dormitory. When the student passes through the face recognition device 2, the in-system state is changed to "the student has left the dormitory". After the identity information of the student is identified, the two kinds of state information are displayed on a screen together with the identity information, so that the accuracy of the in-out state of the student is ensured.
Claims (4)
1. An intelligent power control method based on face recognition is characterized by comprising a face recognition student identity information obtaining module, dormitory information, a corresponding student information storage module and a circuit control module, wherein the face recognition student identity information obtaining module is a face recognition device installed in a dormitory hall and a corresponding display screen, the dormitory information and the corresponding student information storage module in the dormitory are an information management system for storing students and corresponding dormitory and bed information in a computer, the face recognition student identity information obtaining module and the information storage module are realized by labview software based on a python algorithm, and the circuit control module is a circuit system for managing corresponding power supply positions of the dormitory and a corresponding bed.
2. An intelligent power control method based on face recognition as claimed in claim 1, wherein the face recognition is performed through a camera to obtain information of students entering and exiting the dormitory hall and the dormitory and bed information corresponding to the information.
3. The intelligent power control method based on the face recognition is characterized in that when a student enters a dormitory, a power switch of a corresponding power supply position is turned on; when a student leaves the dormitory, the power switch at the corresponding power supply position is turned off.
4. The intelligent power control method based on the face recognition is characterized in that face information of students and corresponding dormitory and bed information are stored, when the students go in and out of the dormitory, the information corresponding to the students is obtained through an algorithm, and is transmitted to a circuit control module to carry out power on and off of corresponding power supply positions.
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107016341A (en) * | 2017-03-03 | 2017-08-04 | 西安交通大学 | A kind of embedded real-time face recognition methods |
| CN207337495U (en) * | 2017-07-11 | 2018-05-08 | 常熟理工学院 | Laboratory Intelligent entrance guard management system based on recognition of face |
| CN108594674A (en) * | 2018-03-21 | 2018-09-28 | 杭州电子科技大学 | Intelligent disconnecting level platform based on recognition of face and its automatic control method |
| CN110348354A (en) * | 2019-07-02 | 2019-10-18 | 南京智睿能源互联网研究院有限公司 | A kind of power load identifying system, method and accommodation electricity usage management system |
| CN110738165A (en) * | 2019-10-14 | 2020-01-31 | 王瑞锋 | Dormitory clustering management method and system under Gaussian mixture models |
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- 2020-09-07 CN CN202010931115.8A patent/CN112200957A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107016341A (en) * | 2017-03-03 | 2017-08-04 | 西安交通大学 | A kind of embedded real-time face recognition methods |
| CN207337495U (en) * | 2017-07-11 | 2018-05-08 | 常熟理工学院 | Laboratory Intelligent entrance guard management system based on recognition of face |
| CN108594674A (en) * | 2018-03-21 | 2018-09-28 | 杭州电子科技大学 | Intelligent disconnecting level platform based on recognition of face and its automatic control method |
| CN110348354A (en) * | 2019-07-02 | 2019-10-18 | 南京智睿能源互联网研究院有限公司 | A kind of power load identifying system, method and accommodation electricity usage management system |
| CN110738165A (en) * | 2019-10-14 | 2020-01-31 | 王瑞锋 | Dormitory clustering management method and system under Gaussian mixture models |
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