CN113538801A - Control method of face verification storage cabinet - Google Patents
Control method of face verification storage cabinet Download PDFInfo
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- CN113538801A CN113538801A CN202110637326.5A CN202110637326A CN113538801A CN 113538801 A CN113538801 A CN 113538801A CN 202110637326 A CN202110637326 A CN 202110637326A CN 113538801 A CN113538801 A CN 113538801A
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F17/00—Coin-freed apparatus for hiring articles; Coin-freed facilities or services
- G07F17/10—Coin-freed apparatus for hiring articles; Coin-freed facilities or services for means for safe-keeping of property, left temporarily, e.g. by fastening the property
- G07F17/12—Coin-freed apparatus for hiring articles; Coin-freed facilities or services for means for safe-keeping of property, left temporarily, e.g. by fastening the property comprising lockable containers, e.g. for accepting clothes to be cleaned
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00563—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys using personal physical data of the operator, e.g. finger prints, retinal images, voicepatterns
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00896—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys specially adapted for particular uses
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F9/00—Details other than those peculiar to special kinds or types of apparatus
- G07F9/009—User recognition or proximity detection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/74—Circuitry for compensating brightness variation in the scene by influencing the scene brightness using illuminating means
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/00174—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys
- G07C9/00896—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys specially adapted for particular uses
- G07C2009/0092—Electronically operated locks; Circuits therefor; Nonmechanical keys therefor, e.g. passive or active electrical keys or other data carriers without mechanical keys specially adapted for particular uses for cargo, freight or shipping containers and applications therefore in general
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Lock And Its Accessories (AREA)
Abstract
The invention provides a control method of a face verification locker in the technical field of intelligent lockers, which comprises the following steps: step S10, the intelligent host maintains a authority management table; step S20, after receiving the sensing signal of the infrared sensor, the intelligent host identifies the intensity of ambient light by using the light sensor, and then controls the light supplement lamp to work; step S30, the intelligent host collects a face photo through the camera, and performs face verification on the face photo based on the authority management table by using a face recognition algorithm; and S40, the intelligent host sends an unlocking command to the single chip microcomputer through serial port communication based on the authority management table, so that the electronic lock corresponding to the grid cabinet is opened, and the working state of the electronic lock is displayed in real time through the display screen. The invention has the advantages that: the safety and the convenience of locker use have greatly been promoted.
Description
Technical Field
The invention relates to the technical field of intelligent lockers, in particular to a control method of a face verification locker.
Background
The storage cabinet is a grid cabinet which allows a user to store articles in a self-service manner, and is also called an automatic storage cabinet, and has a wide application scene, and is commonly found in offices, supermarkets, libraries, scenic spots and other places, and in these scenes, people are inevitable that some personal articles need to be temporarily stored.
The traditional locker is unlocked by adopting a physical key, which is very inconvenient, and along with the improvement of science and technology, the locker which is unlocked by a bar code appears, namely, the door of a cabinet can be automatically opened by clicking a relevant key on the locker, so that a user can store articles, and a bar code receipt is given for the user to keep; the user aligns the bar code ticket with the code reader on the locker when wanting to get article, opens the cabinet door that corresponds the cupboard behind the bar code is discerned to the code reader, but has the bar code ticket inconvenient to keep and easily loses, has the possibility of being picked up by other people and taking out the storage article after losing, and convenience and security all remain to be improved.
Therefore, how to provide a control method for checking the locker by the face is an urgent problem to be solved, so that the use safety and convenience of the locker are improved.
Disclosure of Invention
The invention aims to solve the technical problem of providing a control method for a face verification locker, which can improve the use safety and convenience of the locker.
The invention is realized by the following steps: a control method for a face verification storage cabinet comprises the following steps:
step S10, the intelligent host maintains a authority management table;
step S20, after receiving the sensing signal of the infrared sensor, the intelligent host identifies the intensity of ambient light by using the light sensor, and then controls the light supplement lamp to work;
step S30, the intelligent host collects a face photo through the camera, and performs face verification on the face photo based on the authority management table by using a face recognition algorithm;
and S40, the intelligent host sends an unlocking command to the single chip microcomputer through serial port communication based on the authority management table, so that the electronic lock corresponding to the grid cabinet is opened, and the working state of the electronic lock is displayed in real time through the display screen.
Further, the step S10 is specifically:
creating a right management table on an intelligent host through a display screen or a wireless communication module, and maintaining the right management table for increasing, deleting, modifying and checking; and the intelligent host runs the android system.
Further, in step S10, the authority management table at least includes a standard face feature value, a check cabinet number, an authority type, and a user authority;
the standard face characteristic value is identified by a face identification algorithm based on pictures or videos collected during initial registration of users of all the grid cabinets; the number of the grid cabinet corresponds to the number group of the gpio ports corresponding to the single chip microcomputer one by one; the gpio port number group comprises two gpio port numbers, wherein a gpio port corresponding to one gpio port number is used for controlling the switching of the electric lock, and a gpio port corresponding to the other gpio port number is used for feeding back the working state of the electric lock to the single chip microcomputer; the authority type is a time limit type, a time type or a permanent type; the user authority is the unlocking time limit, the residual unlocking times or permanently effective.
Further, the step S20 specifically includes:
s21, the storage cabinet is in a dormant state, when the infrared sensor senses that a person is in front, the infrared sensor transmits a sensing signal to the intelligent host, and then the intelligent host is awakened;
step S22, the intelligent host machine utilizes the light sensor to identify the intensity of the ambient light, judges whether the intensity of the ambient light is stronger than a set light intensity threshold value, if so, the camera is started, and the step S30 is entered; if not, the camera and the light supplement lamp are started, and the process goes to step S30.
Further, the step S30 is specifically:
the intelligent host collects a face photo through a camera, preprocesses the face photo, obtains a real-time face characteristic value by utilizing the face photo preprocessed by a face recognition algorithm, performs polling comparison on the real-time face characteristic value and each standard face characteristic value in a permission management table, judges whether the matched standard face characteristic value exists, if so, the face verification passes, and then the operation goes to step S40; if not, the face verification fails, and the process is ended.
Further, the preprocessing the face picture specifically includes:
and recognizing the face and the background in the face photo, and replacing the background with white.
Further, the judging whether the matched standard face feature value exists specifically includes:
sequentially judging whether the similarity between the real-time face characteristic value and each standard face characteristic value is greater than a set similarity threshold value, if so, indicating that the matched standard face characteristic value exists; if not, the standard face characteristic value which is matched does not exist.
Further, the step S40 specifically includes:
s41, the intelligent host searches the corresponding authority type, user authority and grid cabinet number based on the matched standard face characteristic value in the authority management table, and if the authority type is a deadline type, the intelligent host enters S42; if the authority type is a time type, the process goes to step S43; if the authority type is permanent, go to step S44;
step S42, the intelligent host judges whether the current time is within the unlocking time limit, if yes, the intelligent host enters step S44; if not, ending the flow;
step S43, the intelligent host judges whether the residual unlocking times is more than 0, if yes, the step S44 is executed; if not, ending the flow;
and S44, the intelligent host sends an unlocking command to the single chip microcomputer through serial port communication, the single chip microcomputer sends an unlocking command to the electric lock through one of the gpio ports corresponding to the gpio port number group based on the received unlocking command, the working state of the electric lock is inquired through the other gpio port, and the working state of the electric lock is displayed in real time through the display screen.
Further, in the step S40, the operation state is on or off.
Further, the method also comprises the following steps:
step S50, the lattice cabinet user uploads a temporary user photo to the intelligent host through the wireless communication module, the lattice cabinet number, the authority type and the user authority corresponding to the temporary user photo are set, the temporary user photo is identified and recognized through a face identification algorithm to obtain a temporary face characteristic value, and the single chip microcomputer enters a visitor mode based on the temporary face characteristic value, the lattice cabinet number, the authority type and the user authority to further manage the temporary user.
The invention has the advantages that:
1. the face photos collected by the camera are identified through the face identification algorithm, the real-time face characteristic value obtained through identification is compared with the standard face characteristic value in the authority management table, the electric lock corresponding to the grid cabinet is opened when the similarity is larger than the set similarity threshold, a physical key or a bar code ticket does not need to be carried traditionally, and articles stored in the grid cabinet are stolen due to the fact that the physical key or the bar code ticket is lost or stolen, and therefore the use safety and convenience of the storage cabinet are greatly improved.
2. The infrared sensor is arranged to sense the human body, and the storage cabinet is awakened when the human body is sensed, so that energy consumption of the storage cabinet is greatly saved.
3. Through setting up light sensor and light filling lamp, when the intensity of the ambient light of light sensor response was less than the light intensity threshold value of settlement, open the light filling lamp automatically and carry out the light filling, avoided influencing face identification's precision because of the light problem, ensured face identification's the degree of accuracy and efficiency, and then very big promotion user experience.
4. Through setting up visitor's mode, the check cabinet user can upload interim user's photo and set for permission type and user's permission by oneself promptly, and the colleague or friend of being convenient for open the check cabinet that corresponds temporarily and take the article that the inside was deposited, and then very big promotion the applicable scene of people's face verification locker.
5. Through carrying out the preliminary treatment to the people's face photo, replace the background for white, very big reduction the interference factor when face identification, and then very big promotion face identification's precision.
6. Through the operating condition of display screen real-time display electric lock, check cabinet user can in time judge whether the check cabinet is opened and whether have the trouble, and then very big promotion user experience.
Drawings
The invention will be further described with reference to the following examples with reference to the accompanying drawings.
FIG. 1 is a flow chart of a method for controlling a face verification locker according to the present invention.
FIG. 2 is a schematic block diagram of the circuit of a face verification locker of the present invention.
Description of the labeling:
100-a face verification storage cabinet, 1-an intelligent host, 2-a single chip microcomputer, 3-an electric lock, 11-a camera, 12-a display screen, 13-an infrared sensor, 14-a light sensor, 15-a light supplement lamp, 16-a power module, 17-a wireless communication module.
Detailed Description
The technical scheme in the embodiment of the application has the following general idea: after the face photo is collected through the camera, the face photo is recognized through a face recognition algorithm to obtain a real-time face characteristic value, the real-time face characteristic value is matched with a standard face characteristic value in an authority management table to judge whether the person operates the face photo, if the person operates the face photo, the authority type and the user authority are reused to verify whether the unlocking authority exists, if the verification is passed, the electric lock corresponding to the grid cabinet is allowed to be unlocked, the whole process is finished at one go, a physical key or a bar code ticket does not need to be carried in the traditional way, and the situation that the physical key or the bar code ticket is lost or stolen does not need to be worried, so that the articles stored in the grid cabinet are stolen, and the use safety and the use convenience of the storage cabinet are improved.
Referring to fig. 1 to 2, the present invention needs to use a face verification locker 100, which includes:
an intelligent host 1;
the single chip microcomputer 2 is connected with the intelligent host 1 through a serial port;
the electric locks 3 are connected with the single chip microcomputer 2 through gpio ports and are used for controlling the opening and closing of the cabinet doors of the grid cabinets of the storage cabinet 100;
the intelligent host 1 is provided with:
the camera 11 is used for acquiring a picture or a video of a human face and further performing identity authentication;
the display screen 12 is used for displaying a shooting picture of the camera 11, displaying the working state of the electric lock 3 and controlling the work of the storage cabinet 100;
the infrared sensor 13 is used for sensing a human body;
a light sensor 14 for sensing the intensity of ambient light;
a light supplement lamp 15 for supplementing light to the shooting direction of the camera 11;
a power module 16 for supplying power to the cabinet 100;
a wireless communication module 17 for communicating the locker 100 with a server (not shown) or a mobile terminal (not shown).
The invention discloses a preferred embodiment of a control method of a face verification locker, which comprises the following steps:
step S10, the intelligent host maintains an authority management table for managing the user authority and archiving the opening and closing records of the storage cabinet; in specific implementation, the authority management table is in an encrypted state, and when the authority management table needs to be accessed, decryption is carried out by using a secret key firstly, so that the safety of the storage cabinet is improved;
step S20, after receiving the sensing signal of the infrared sensor, the intelligent host identifies the intensity of ambient light by using the light sensor, and then controls the light supplement lamp to work;
step S30, the intelligent host collects a face photo through the camera, and performs face verification on the face photo based on the authority management table by using a face recognition algorithm;
and S40, the intelligent host sends an unlocking command to the single chip microcomputer through serial port communication based on the authority management table, so that the electronic lock corresponding to the grid cabinet is opened, and the working state of the electronic lock is displayed in real time through the display screen.
Identity verification is carried out through face recognition, physical keys or bar code tickets do not need to be carried conventionally, and the situation that articles stored in a grid cabinet are stolen due to the fact that the physical keys or the bar code tickets are lost or stolen does not need to be worried, and therefore the use safety and the use convenience of the storage cabinet are greatly improved.
The step S10 specifically includes:
creating a right management table on an intelligent host through a display screen or a wireless communication module, and maintaining the right management table for increasing, deleting, modifying and checking; and the intelligent host runs the android system.
In step S10, the authority management table at least includes a standard face feature value, a check cabinet number, an authority type, and a user authority;
the standard face characteristic value is identified by a face identification algorithm based on pictures or videos collected during initial registration of users of all the grid cabinets; the number of the grid cabinet corresponds to the number group of the gpio ports corresponding to the single chip microcomputer one by one; the gpio port number group comprises two gpio port numbers, wherein a gpio port corresponding to one gpio port number is used for controlling the switching of the electric lock, and a gpio port corresponding to the other gpio port number is used for feeding back the working state of the electric lock to the single chip microcomputer; the authority type is a time limit type, a time type or a permanent type; the user authority is the unlocking time limit, the residual unlocking times or permanently effective.
The authority management table further comprises the opening time of the grid cabinet and the closing time of the grid cabinet, and is used for archiving the opening and closing records of the grid cabinet, so that the later-stage tracing is facilitated.
The step S20 specifically includes:
s21, the storage cabinet is in a dormant state, when the infrared sensor senses that a person is in front, the infrared sensor transmits a sensing signal to the intelligent host, and then the intelligent host is awakened; the infrared sensor is arranged to sense a human body, and the storage cabinet is awakened only when the human body is sensed, so that the energy consumption of the storage cabinet is greatly saved;
step S22, the intelligent host machine utilizes the light sensor to identify the intensity of the ambient light, judges whether the intensity of the ambient light is stronger than a set light intensity threshold value, if so, the camera is started, and the step S30 is entered; if not, starting the camera and the light supplement lamp, and entering the step S30; the problem that the light problem influences the precision of face recognition is avoided, the accuracy and the efficiency of face recognition are guaranteed, and the user experience is greatly improved.
The step S30 specifically includes:
the intelligent host collects a face photo through a camera, preprocesses the face photo, obtains a real-time face characteristic value by utilizing the face photo preprocessed by a face recognition algorithm, performs polling comparison on the real-time face characteristic value and each standard face characteristic value in a permission management table, judges whether the matched standard face characteristic value exists, if so, the face verification passes, and then the operation goes to step S40; if not, the face verification fails, and the process is ended.
The preprocessing of the face photo specifically comprises the following steps:
the human face and the background in the human face picture are recognized, and the background is replaced by white, so that interference factors during human face recognition are greatly reduced, and the precision of human face recognition is greatly improved.
The judging whether the matched standard face characteristic value exists is specifically as follows:
sequentially judging whether the similarity between the real-time face characteristic value and each standard face characteristic value is greater than a set similarity threshold value, if so, indicating that the matched standard face characteristic value exists; if not, the standard face characteristic value which is matched does not exist.
The step S40 specifically includes:
s41, the intelligent host searches the corresponding authority type, user authority and grid cabinet number based on the matched standard face characteristic value in the authority management table, and if the authority type is a deadline type, the intelligent host enters S42; if the authority type is a time type, the process goes to step S43; if the authority type is permanent, go to step S44;
step S42, the intelligent host judges whether the current time is within the unlocking time limit, if yes, the intelligent host enters step S44; if not, ending the flow;
step S43, the intelligent host judges whether the residual unlocking times is more than 0, if yes, the step S44 is executed; if not, ending the flow;
and S44, the intelligent host sends an unlocking command to the single chip microcomputer through serial port communication, the single chip microcomputer sends an unlocking command to the electric lock through one of the gpio ports corresponding to the gpio port number group based on the received unlocking command, the working state of the electric lock is inquired through the other gpio port, and the working state of the electric lock is displayed in real time through the display screen. That is, the singlechip controls the electric lock by sending high level or low level to the gpio port.
In step S40, the operating state is on or off. Through the operating condition of display screen real-time display electric lock, check cabinet user can in time judge whether the check cabinet is opened and whether have the trouble, and then very big promotion user experience.
Also comprises the following steps:
step S50, the lattice cabinet user uploads a temporary user photo to the intelligent host through the wireless communication module, the lattice cabinet number, the authority type and the user authority corresponding to the temporary user photo are set, the temporary user photo is identified and recognized through a face identification algorithm to obtain a temporary face characteristic value, and the single chip microcomputer enters a visitor mode based on the temporary face characteristic value, the lattice cabinet number, the authority type and the user authority to further manage the temporary user.
Through setting up visitor's mode, the check cabinet user can upload interim user's photo and set for permission type and user's permission by oneself promptly, and the colleague or friend of being convenient for open the check cabinet that corresponds temporarily and take the article that the inside was deposited, and then very big promotion the applicable scene of people's face verification locker.
In summary, the invention has the advantages that:
1. the face photos collected by the camera are identified through the face identification algorithm, the real-time face characteristic value obtained through identification is compared with the standard face characteristic value in the authority management table, the electric lock corresponding to the grid cabinet is opened when the similarity is larger than the set similarity threshold, a physical key or a bar code ticket does not need to be carried traditionally, and articles stored in the grid cabinet are stolen due to the fact that the physical key or the bar code ticket is lost or stolen, and therefore the use safety and convenience of the storage cabinet are greatly improved.
2. The infrared sensor is arranged to sense the human body, and the storage cabinet is awakened when the human body is sensed, so that energy consumption of the storage cabinet is greatly saved.
3. Through setting up light sensor and light filling lamp, when the intensity of the ambient light of light sensor response was less than the light intensity threshold value of settlement, open the light filling lamp automatically and carry out the light filling, avoided influencing face identification's precision because of the light problem, ensured face identification's the degree of accuracy and efficiency, and then very big promotion user experience.
4. Through setting up visitor's mode, the check cabinet user can upload interim user's photo and set for permission type and user's permission by oneself promptly, and the colleague or friend of being convenient for open the check cabinet that corresponds temporarily and take the article that the inside was deposited, and then very big promotion the applicable scene of people's face verification locker.
5. Through carrying out the preliminary treatment to the people's face photo, replace the background for white, very big reduction the interference factor when face identification, and then very big promotion face identification's precision.
6. Through the operating condition of display screen real-time display electric lock, check cabinet user can in time judge whether the check cabinet is opened and whether have the trouble, and then very big promotion user experience.
Although specific embodiments of the invention have been described above, it will be understood by those skilled in the art that the specific embodiments described are illustrative only and are not limiting upon the scope of the invention, and that equivalent modifications and variations can be made by those skilled in the art without departing from the spirit of the invention, which is to be limited only by the appended claims.
Claims (10)
1. A control method for a face verification storage cabinet is characterized by comprising the following steps: the method comprises the following steps:
step S10, the intelligent host maintains a authority management table;
step S20, after receiving the sensing signal of the infrared sensor, the intelligent host identifies the intensity of ambient light by using the light sensor, and then controls the light supplement lamp to work;
step S30, the intelligent host collects a face photo through the camera, and performs face verification on the face photo based on the authority management table by using a face recognition algorithm;
and S40, the intelligent host sends an unlocking command to the single chip microcomputer through serial port communication based on the authority management table, so that the electronic lock corresponding to the grid cabinet is opened, and the working state of the electronic lock is displayed in real time through the display screen.
2. The face verification locker control method of claim 1, further comprising: the step S10 specifically includes:
creating a right management table on an intelligent host through a display screen or a wireless communication module, and maintaining the right management table for increasing, deleting, modifying and checking; and the intelligent host runs the android system.
3. The face verification locker control method of claim 1, further comprising: in step S10, the authority management table at least includes a standard face feature value, a check cabinet number, an authority type, and a user authority;
the standard face characteristic value is identified by a face identification algorithm based on pictures or videos collected during initial registration of users of all the grid cabinets; the number of the grid cabinet corresponds to the number group of the gpio ports corresponding to the single chip microcomputer one by one; the gpio port number group comprises two gpio port numbers, wherein a gpio port corresponding to one gpio port number is used for controlling the switching of the electric lock, and a gpio port corresponding to the other gpio port number is used for feeding back the working state of the electric lock to the single chip microcomputer; the authority type is a time limit type, a time type or a permanent type; the user authority is the unlocking time limit, the residual unlocking times or permanently effective.
4. The face verification locker control method of claim 1, further comprising: the step S20 specifically includes:
s21, the storage cabinet is in a dormant state, when the infrared sensor senses that a person is in front, the infrared sensor transmits a sensing signal to the intelligent host, and then the intelligent host is awakened;
step S22, the intelligent host machine utilizes the light sensor to identify the intensity of the ambient light, judges whether the intensity of the ambient light is stronger than a set light intensity threshold value, if so, the camera is started, and the step S30 is entered; if not, the camera and the light supplement lamp are started, and the process goes to step S30.
5. The method of claim 3, wherein the face verification locker control method comprises: the step S30 specifically includes:
the intelligent host collects a face photo through a camera, preprocesses the face photo, obtains a real-time face characteristic value by utilizing the face photo preprocessed by a face recognition algorithm, performs polling comparison on the real-time face characteristic value and each standard face characteristic value in a permission management table, judges whether the matched standard face characteristic value exists, if so, the face verification passes, and then the operation goes to step S40; if not, the face verification fails, and the process is ended.
6. The face verification locker control method of claim 5, further comprising: the preprocessing of the face photo specifically comprises the following steps:
and recognizing the face and the background in the face photo, and replacing the background with white.
7. The face verification locker control method of claim 5, further comprising: the judging whether the matched standard face characteristic value exists is specifically as follows:
sequentially judging whether the similarity between the real-time face characteristic value and each standard face characteristic value is greater than a set similarity threshold value, if so, indicating that the matched standard face characteristic value exists; if not, the standard face characteristic value which is matched does not exist.
8. The method of claim 3, wherein the face verification locker control method comprises: the step S40 specifically includes:
s41, the intelligent host searches the corresponding authority type, user authority and grid cabinet number based on the matched standard face characteristic value in the authority management table, and if the authority type is a deadline type, the intelligent host enters S42; if the authority type is a time type, the process goes to step S43; if the authority type is permanent, go to step S44;
step S42, the intelligent host judges whether the current time is within the unlocking time limit, if yes, the intelligent host enters step S44; if not, ending the flow;
step S43, the intelligent host judges whether the residual unlocking times is more than 0, if yes, the step S44 is executed; if not, ending the flow;
and S44, the intelligent host sends an unlocking command to the single chip microcomputer through serial port communication, the single chip microcomputer sends an unlocking command to the electric lock through one of the gpio ports corresponding to the gpio port number group based on the received unlocking command, the working state of the electric lock is inquired through the other gpio port, and the working state of the electric lock is displayed in real time through the display screen.
9. The face verification locker control method of claim 1, further comprising: in step S40, the operating state is on or off.
10. The face verification locker control method of claim 1, further comprising: also comprises the following steps:
step S50, the lattice cabinet user uploads a temporary user photo to the intelligent host through the wireless communication module, the lattice cabinet number, the authority type and the user authority corresponding to the temporary user photo are set, the temporary user photo is identified and recognized through a face identification algorithm to obtain a temporary face characteristic value, and the single chip microcomputer enters a visitor mode based on the temporary face characteristic value, the lattice cabinet number, the authority type and the user authority to further manage the temporary user.
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