CN107832745B - Face authentication method, intelligent mirror and storage medium - Google Patents
Face authentication method, intelligent mirror and storage medium Download PDFInfo
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- CN107832745B CN107832745B CN201711241159.2A CN201711241159A CN107832745B CN 107832745 B CN107832745 B CN 107832745B CN 201711241159 A CN201711241159 A CN 201711241159A CN 107832745 B CN107832745 B CN 107832745B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/16—Human faces, e.g. facial parts, sketches or expressions
- G06V40/161—Detection; Localisation; Normalisation
- G06V40/166—Detection; Localisation; Normalisation using acquisition arrangements
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/10—Office automation; Time management
- G06Q10/109—Time management, e.g. calendars, reminders, meetings or time accounting
Abstract
The invention provides a face authentication method, which is applied to an intelligent mirror, wherein the intelligent mirror comprises a mirror surface display, the mirror surface display comprises at least one camera device, a mirror surface display unit and a mirror, the mirror surface display unit displays information through a first part of the mirror, a second part of the mirror is used for imaging, the at least one camera device is embedded in the second part, and when a user is monitored to see the mirror, the user is shot through the at least one camera device to obtain a shot picture; determining a face image of the user from the shot picture; authenticating the face image of the user; when the face image of the user is successfully authenticated, recording the user; displaying information associated with the user on the mirror display unit. The invention also provides an intelligent mirror and a storage medium. The invention provides the personalized customization function for the user and improves the user experience.
Description
Technical Field
The invention relates to the technical field of artificial intelligence, in particular to a face authentication method, an intelligent mirror and a storage medium.
Background
When people are in front of the existing mirror display, the mirror display displays image pictures. When no person is in front of the mirror display, the mirror display unit of the mirror display is closed, and the mirror display unit of the mirror display can be used as a mirror for tidying appearance. Although the mirror display in the prior art can realize the function of tidying appearance besides displaying the image picture, the personalized customization function cannot be realized, and the user experience sense is relatively single.
Disclosure of Invention
In view of the above, there is a need to provide a face authentication method, which can implement a user personalized customization function through a mirror display, and improve user experience.
A face authentication method is applied to an intelligent mirror, the intelligent mirror comprises a mirror surface display, the mirror surface display comprises at least one camera device, a mirror surface display unit and a mirror, the mirror surface display unit displays information through a first part of the mirror, a second part of the mirror is used for imaging, the at least one camera device is embedded in the second part, and the method comprises the following steps:
when monitoring that a user looks at the mirror, shooting the user through the at least one camera device to obtain a shot picture;
determining a face image of the user from the shot picture;
authenticating the face image of the user;
when the face image of the user is successfully authenticated, recording the user;
displaying information associated with the user on a mirror display unit of the mirror display.
According to a preferred embodiment of the present invention, the at least one camera device is plural, the camera ranges of the different camera devices are different, and when it is monitored that a user is looking at the mirror, the user is photographed by the at least one camera device, and the acquiring of the photographed picture includes:
when it is monitored that a user looks at the mirror, calculating the height of the user;
determining a target shooting range corresponding to the height of the user according to the corresponding relation between the height and the shooting range of the shooting device, and determining a target shooting device to which the target shooting range belongs;
and shooting the user by using the target shooting device to obtain a shot picture.
According to a preferred embodiment of the present invention, said calculating the height of the user when it is monitored that the user is looking at the mirror comprises:
when it is monitored that a user looks at the mirror, an image is obtained through the at least one camera device;
when the user image in the acquired images has a whole-body image, determining a camera device for acquiring the whole-body image from the at least one camera device;
determining a distance between the user and the determined lens of the camera device;
acquiring the distance from the lens of the determined camera device to the image sensor of the determined camera device and the imaging height of a user on the image sensor of the determined camera device;
and calculating the height of the user according to the distance between the user and the lens of the determined camera device, the distance between the lens of the determined camera device and the image sensor of the determined camera device and the imaging height of the user on the image sensor of the determined camera device.
According to the preferred embodiment of the present invention, when the authentication of the face image of the user is successful, the recording of the user includes one or more of the following combinations:
when the face image of the user is successfully authenticated, acquiring the current time, and recording the current time and the information of the user;
and when the face image of the user is successfully authenticated, sending a control instruction to the access control equipment communicated with the intelligent mirror to control the access control equipment to be opened.
According to a preferred embodiment of the present invention, the displaying of the information associated with the user on the mirror display unit of the mirror display comprises one or a combination of:
displaying the reminding information of the user on a mirror display unit of the mirror display;
displaying blessing information on a mirror display unit of the mirror display when the current time matches the blessing date of the user.
According to a preferred embodiment of the invention, the method further comprises:
when the user is monitored to leave the monitoring area of the intelligent mirror, the mirror surface display unit is closed, and the mirror surface display unit and the second part of the mirror form a complete mirror surface through the first part;
and when a trigger signal of the switch of the mirror display unit is acquired and the switch triggering the mirror display unit is in a closed state, closing the mirror display unit, wherein the mirror display unit forms a complete mirror through the first part and the second part of the mirror.
According to a preferred embodiment of the invention, the method further comprises:
acquiring an interactive signal;
and operating the information related to the user displayed on the mirror display unit of the mirror display through the interactive signal.
According to the preferred embodiment of the present invention, the interactive signal includes a voice signal, a gesture signal, and a touch signal.
An intelligent mirror, the intelligent mirror including the mirror display, a memory and a processor, the mirror display including at least one camera, a mirror display unit and a mirror, the mirror display unit through the mirror first part display information, the mirror second part for imaging, and the at least one camera embedded in the second part, the memory for storing at least one instruction, the processor for executing the at least one instruction to implement any of the embodiments of the face authentication method.
A computer-readable storage medium having stored thereon at least one instruction that when executed by a processor implements any of the face authentication methods of any of the implementations.
According to the technical scheme, when a user enters the monitoring area of the intelligent mirror, the user is shot through the at least one camera device to obtain a shot picture; determining a face image of the user from the shot picture; authenticating the face image of the user; when the face image of the user is successfully authenticated, recording the user; displaying information associated with the user on a mirror display unit of the mirror display. The invention can realize the relevant application of authentication through the mirror display, can lead the user to pay attention to the appearance instrument of the user, simultaneously provides the personalized customization function for the user, provides item reminding and humanistic care information for the user, and is suitable for all users and improves the user experience.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic plan view of a preferred embodiment of the intelligent mirror of the present invention.
FIG. 2 is a flowchart of a face authentication method according to a preferred embodiment of the present invention.
Fig. 3 is a functional block diagram of a face authentication device according to a preferred embodiment of the present invention.
Fig. 4 is a schematic view of another configuration of an intelligent mirror in accordance with at least one embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The terms "first," "second," and "third," etc. in the description and claims of the present invention and the above-described drawings are used for distinguishing between different objects and not for describing a particular order. Furthermore, the terms "comprises" and any variations thereof, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those steps or elements listed, but may alternatively include other steps or elements not listed, or inherent to such process, method, article, or apparatus.
Fig. 1 is a schematic plan view of a preferred embodiment of the intelligent mirror of the present invention.
As shown in FIG. 1, the intelligent mirror 1 includes, but is not limited to, a housing and a mirror display 11. The housing is installed in combination with the mirror display 11 such that a closed receiving space is formed between the housing and the mirror display 11.
The mirror display 11 includes, but is not limited to: at least one image pickup device 110, a mirror surface display unit 111, and a mirror 112. The elements contained in the intelligent mirror 1 are not limited to the above list.
The mirror display unit 111 is disposed in the accommodating space.
The mirror 112 is comprised of a first portion and a second portion. The first portion corresponds to the mirror display unit 111. The back surface of the first portion of the mirror 112 does not have a metal film and functions as a plane mirror. The front surface of the second part of the mirror 112 may be imaged. When the mirror display unit 111 is in a working state, the mirror display unit 111 is used for displaying information through the first part; when the mirror display unit 111 is in the off state, the mirror display unit 111 may form a complete mirror by the first portion and the second portion.
The camera device 110 is rotatably mounted to a second portion of the mirror 112.
Preferably, the at least one camera 110 is a camera. A small sized camera, such as a pinhole camera, may be selected to facilitate concealment of the camera without affecting the overall appearance of the mirror 112.
The heights are different for different users, and the human face pictures of all the users are shot. Preferably, the at least one image capturing device 100 is plural, and the mounting height of each image capturing device 110 is different, so that the image capturing range is different for different image capturing devices 100.
For example, the system comprises a first camera device and a second camera device, wherein the camera range of the first camera device is used for shooting users with the height of 1 m 4-1.5 m, the camera range of the second camera device is used for shooting users with the height of 1 m 5-1.6 m, and the like.
Further, when the user of the application scene is known, the average height, the lowest height and the highest height of the user can be counted in advance. The installation height of each camera device is configured in advance according to the average height, the lowest height and the highest height of a user. For example, the application scenario is used for the authentication of a college entrance examination hall, the average height, the minimum height and the maximum height of an examinee can be counted in advance, and the installation height of each camera device can be configured.
Preferably, the mirror display unit 111 is a liquid crystal display.
Fig. 2 is a flowchart of a face authentication method according to a preferred embodiment of the present invention. The order of the steps in the flow chart may be changed and some steps may be omitted according to different needs.
S10, when it is detected that a user is looking at the mirror 112, the intelligent mirror 1 takes a picture of the user through the at least one camera device 110, and obtains the taken picture.
Preferably, when it is monitored that a user is in the monitoring area of the intelligent mirror 1 and that a user is looking at the mirror 112, i.e. the mirror 112 can mirror the face of the user. The at least one camera 110 may take a picture of the user, the picture having the user's face.
It should be noted that in a specific occasion where the emphasis is placed on appearance, or in a workplace where a specific garment needs to be worn, a mirror needs to be installed for appearance arrangement. In this embodiment, the camera 110 is rotatably embedded in the mirror 112, and when the user finishes his or her appearance against the mirror 112, the camera 110 can take a picture of the user. The picture has a face.
In the present invention, there are many ways in which a user may be monitored to enter the monitored area of the intelligent mirror 1. And is not limited in the manner described below.
Preferably, the number of the at least one camera device 110 is multiple, the monitoring area of the intelligent mirror 1 is captured by the at least one camera device 110, whether a pedestrian exists or not is judged from the captured picture, and when the pedestrian exists in the captured picture, the intelligent mirror 1 monitors that a user enters the monitoring area of the intelligent mirror 1; when no pedestrian exists in the captured picture, the intelligent mirror 1 does not monitor that the user enters the monitoring area of the intelligent mirror 1.
Optionally, the intelligent mirror 1 is in communication with a pedestrian detection sensor, the pedestrian detection sensor is used for detecting whether a person is in a monitoring area of the intelligent mirror 1, and the intelligent mirror 1 obtains a detection result of the pedestrian detection sensor. For example, the pedestrian detection sensors include, but are not limited to: ultrasonic-based pedestrian detection sensors, far-infrared-based pedestrian detection sensors, laser scanning pedestrian detectors, and the like.
In the present invention, there are many ways to monitor whether the user is looking at the mirror 112. And is not limited in the manner described below.
Preferably, the number of the at least one camera device 110 is multiple, the monitoring area of the intelligent mirror 1 is captured by the at least one camera device 110, whether a front portrait exists in a captured picture is judged, and when the front portrait exists in the captured picture, the intelligent mirror 1 monitors that a user is looking at the mirror 112; when there is no frontal portrait in the captured picture, then the smart mirror 1 detects that the user is not looking at the mirror 112.
In the present invention, when it is monitored that a user enters the monitoring area of the intelligent mirror 1, the intelligent mirror 1 needs to call a suitable camera device 110 to shoot the user, so as to obtain a face image of the user.
Therefore, the intelligent mirror 1 takes the picture of the user through the at least one camera device 110, and the taking of the picture includes:
(a1) when it is detected that a user is looking at the mirror 112, the height of the user is calculated.
Optionally, the calculating the height of the user comprises:
(a11) when it is detected that a user is looking at the mirror 112, an image is acquired by the at least one camera 110.
(a12) Determining a camera device for acquiring a whole body image from the at least one camera device 110 when the user image in the acquired images has a whole body image; a distance between the user and the determined lens of the image capture device is determined.
(a13) Acquiring the distance between the lens of the determined camera device and the image sensor of the determined camera device and the imaging height of the user on the image sensor of the determined camera device.
(a14) And calculating the height of the user according to the distance between the user and the lens of the determined camera device, the distance between the lens of the determined camera device and the image sensor of the determined camera device and the imaging height of the user on the image sensor of the determined camera device.
Further, there are various ways of determining the distance between the user and the lens of the determined image pickup device, such as a distance measurement method based on binocular matching, and the like, and the present invention is not limited in any way.
(a2) According to the corresponding relation between the height and the image pickup range of the image pickup device 110, the target image pickup range corresponding to the height of the user is determined, and the target image pickup device to which the target image pickup range belongs is determined.
(a3) And shooting the user by using the target shooting device to obtain a shot picture.
Through the embodiment, the invention can acquire the face images of users with different heights. For example, three cameras, a first imaging device, a second imaging device, and a second imaging device are arranged on the mirror display, and the mounting height of each imaging device is different and the imaging range of each imaging device is different. The camera shooting range of the first camera shooting device is used for shooting users with the height of 1 m 2-1.5 m, the camera shooting range of the second camera shooting device is used for shooting users with the height of 1 m 5-1.8 m, and the camera shooting range of the third camera shooting device is used for shooting users with the height of 18 m-2 m. When a user enters the monitoring area of the intelligent mirror, the height 1.65 of the user is calculated, and then a second camera device is called to shoot the user so as to capture the face image of the user. Therefore, users with different heights can be captured, and the users do not need to be matched with the camera device. The invention can identify the characteristics of users with different heights, and is convenient for subsequent display of personalized information and the like.
S11, the intelligent mirror 1 determines the face image of the user from the shot picture.
In the embodiment of the invention, a face detection method is used for determining the face image of the user from the shot picture. The face detection method is the prior art, and the invention does not limit at all.
S12, the intelligent mirror 1 authenticates the face image of the user.
In an optional embodiment of the present invention, the intelligent mirror 1 reads a pre-stored face data set, matches the face image of the user with the face data in the pre-stored face data set, and determines whether the face image of the user belongs to the face data in the pre-stored face data set. For example, the pre-stored face data set may be face data of all employees of a certain company, face data of members of a certain shop, and the like.
And when the similarity between the face image of the user and one face data in the pre-stored face data set is greater than or equal to a similarity threshold value, determining that the authentication of the face image of the user is successful.
And when the similarity between none of the face data in the pre-stored face data sets and the face image of the user is greater than or equal to a similarity threshold value, determining that the authentication of the face image of the user fails, lighting the mirror display unit, and displaying the authentication failure information.
S13, when the face image of the user is successfully authenticated, the intelligent mirror records the user.
In an optional embodiment of the invention, when the authentication of the face image of the user is successful, recording that the user includes one or more of the following combinations:
(b1) and when the face image of the user is successfully authenticated, acquiring the current time, and recording the current time and the information of the user. Thus, the intelligent mirror can be used for attendance checking function, entrance and exit registration and the like.
(b2) And when the face image of the user is successfully authenticated, sending a control instruction to an access control device communicated with the intelligent mirror 1 to control the access control device to be opened. In this way the intelligent mirror 1 can be used as an access monitoring device or the like to automatically open the door for an authenticated user.
S14, the intelligent mirror 1 displays information associated with the user on the mirror display unit 111 of the mirror display 11.
In an alternative implementation of the present invention, the displaying of the information associated with the user on the mirror display unit 111 of the mirror display 11 includes one or more of the following: displaying the reminding information of the user on a mirror display unit 111 of the mirror display 11; when the current time matches the user's blessing date, blessing information is displayed on the mirror display unit 111 of the mirror display 11. Therefore, personalized information push is realized according to the identity of the user.
Further, the reminding information includes one or more of the following combinations, but is not limited to: schedule reminders, task reminders, meeting reminders, to-do reminders, notification reminders, and the like. Therefore, the user can be reminded of not forgetting the items in a personalized way.
For example, the intelligent mirror 1 is installed at an entrance position of a company, when a company employee looks at the mirror 112, the employee is identified and authenticated, attendance is recorded, an automatic attendance function is realized, and the employee can pay attention to his/her appearance meter according to the mirror 112. In addition, when the employee is identified, the schedule, meeting, backlog, and the like of the employee are displayed on the mirror display unit 111 to remind the employee of work items and the like that need to be followed up in time. Because the camera device embedded in the mirror is small, personalized information related to the user can be pushed while the user looking into the mirror is not influenced.
For example, the intelligent mirror 1 is installed at the doorway of a cell, when a proprietor looks at the mirror 112, the intelligent mirror automatically identifies and authenticates, closes the door for the proprietor, displays the non-office items of the property of the proprietor on the mirror display unit 111, timely reminds the proprietor of handling the non-office items, and makes the proprietor pay attention to his or her appearance meter according to the mirror 112 when the proprietor goes in and out of the doorway every day, so that the daily life is more spiritual, and the like.
Further, the blessing date includes, but is not limited to: birthday dates, wedding anniversaries, and other important holidays. For example, the intelligent mirror is installed at an entrance guard position of a company, when an employee of the company walks into a monitoring area of the intelligent mirror, the employee is identified and authenticated, attendance is recorded, an automatic attendance function is realized, and a blessing is given at the first time when the employee enters the company when the employee is birthday, so that humanistic care is embodied, and the employee is more surprised.
In an alternative embodiment of the invention, the method further comprises: acquiring an interactive signal; through the interactive signal, the information associated with the user displayed on the mirror display unit 111 is operated. Therefore, the interactive function can be added, and the user can conveniently check the advertisement information.
Further, the interaction signals include, but are not limited to: voice signals, gesture signals, touch signals, and the like. Therefore, the interactive function can be added, and the user can conveniently check the advertisement information.
Further, the mirror display 11 includes: the device comprises a voice recognition component, a gesture recognition component and a touch recognition component.
The intelligent mirror 1 recognizes voice signals through a voice recognition component, and a user can interact with the mirror display 11 through voice. The intelligent mirror recognizes the gesture signal through the gesture recognition component, and a user can interact with the mirror display 11 through a gesture. The intelligent mirror 1 recognizes the touch signal through the touch recognition component, and the user can interact with the mirror display 11 through touch.
For example, it is displayed on the mirror display unit 111 that the user has an urgent task, the user can input a "turn on task" voice, the voice recognition component recognizes the voice, and the urgent task is displayed on the mirror display unit 111 so that the user can deal with an urgent matter in time.
In an alternative embodiment of the present invention, when the intelligent mirror 1 detects that the user leaves the monitoring area of the intelligent mirror 1, the intelligent mirror 1 turns off the mirror display unit 111, and the mirror display unit 111 can form a complete mirror by the first part and the second part. Therefore, when no one is in front of the mirror, the mirror is completely displayed, and a user can conveniently look at the mirror.
In an optional embodiment of the present invention, when a trigger signal of the switch of the mirror display unit 111 is acquired and the switch triggering the mirror display unit 111 is in an off state, the mirror display unit is turned off, and the mirror display unit 111 may form a complete mirror by the first part and the second part. Therefore, when no one is in front of the mirror, the mirror is completely displayed, and a user can conveniently look at the mirror.
The trigger signals include, but are not limited to: voice signals, gesture signals, touch signals, and the like.
For example, the user inputs a voice "turn off the switch of the mirror display", the voice recognition component recognizes the voice, and triggers the switch of the mirror display unit 111 to be in an off state. For example, a user inputs a hand-left waving gesture, and the gesture recognition component recognizes the hand-left waving gesture and triggers the switch of the mirror display unit 111 to be in an off state. And touching a switch of the mirror display unit 111 on the mirror display unit 111 to enable the mirror display unit 111 to be in an off state, and the like.
In the present invention, the application of the intelligent mirror 1 is not limited to the above-mentioned application examples, but can be applied to other scenes, such as a conference entrance, an examination room entrance, and the like. The invention does not limit the application scene of the intelligent mirror.
The intelligent mirror comprises the mirror surface display, the mirror surface display comprises at least one camera device, a mirror surface display unit and a mirror, a first part of the mirror corresponds to the mirror surface display unit, and the mirror surface display unit displays information through the first part. When monitoring that a user looks at the mirror, shooting the user through the at least one camera device to obtain a shot picture; determining a face image of the user from the shot picture; authenticating the face image of the user; when the face image of the user is successfully authenticated, recording the user; displaying information associated with the user on a mirror display unit of the mirror display. The invention can realize the relevant application of authentication through the mirror display, can lead a user to pay attention to own appearance instrument, simultaneously provides the personalized customization function of the user, provides the item reminding and the humanistic care information relevant to the user, is suitable for all users, can authenticate the user without matching with the mirror display when the user appears in the monitoring area of the mirror display, and improves the user experience.
Fig. 3 is a functional block diagram of a face authentication device according to a preferred embodiment of the present invention. The face authentication device 31 includes an obtaining module 300, a determining module 301, an authentication module 302, a recording module 303, a display module 304, an interaction module 305, and a control module 306. The unit referred to in the present invention refers to a series of computer program segments that can be executed by the processor of the face authentication device 31 and that can perform a fixed function, and that are stored in the memory. In the present embodiment, the functions of the units will be described in detail in the following embodiments.
When it is detected that the user is looking at the mirror 112, the acquiring module 300 photographs the user through the at least one camera device 110 to acquire a photographed picture.
Preferably, when the acquisition module 300 detects that a user is in the monitoring area of the intelligent mirror 1 and that a user is looking at the mirror 112, i.e., the mirror 112 can mirror the face of the user. The at least one camera 110 may take a picture of the user, the picture having the user's face.
It should be noted that in a specific occasion where the emphasis is placed on appearance, or in a workplace where a specific garment needs to be worn, a mirror needs to be installed for appearance arrangement. In this embodiment, the camera 110 is rotatably embedded in the mirror 112, and when the user finishes his or her appearance against the mirror 112, the camera 110 can take a picture of the user. The picture has a face.
In the present invention, there are many ways in which the acquisition module 300 monitors that a user enters the monitored area of the intelligent mirror 1. And is not limited in the manner described below.
Preferably, there are a plurality of the at least one camera device 110, the obtaining module 300 captures the monitoring area of the intelligent mirror 1 through the at least one camera device 110, determines whether there is a pedestrian from the captured picture, and when there is a pedestrian in the captured picture, the intelligent mirror 1 monitors that there is a user entering the monitoring area of the intelligent mirror 1; when no pedestrian is in the captured picture, the intelligent mirror 1 detects that no user is looking at the mirror 112.
Optionally, the intelligent mirror 1 is in communication with a pedestrian detection sensor, the pedestrian detection sensor is used for detecting whether a person is in a monitoring area of the intelligent mirror 1, and the intelligent mirror 1 obtains a detection result of the pedestrian detection sensor. For example, the pedestrian detection sensors include, but are not limited to: ultrasonic-based pedestrian detection sensors, far-infrared-based pedestrian detection sensors, laser scanning pedestrian detectors, and the like.
In the present invention, there are many ways in which the acquisition module 300 monitors whether the user is looking at the mirror 112. And is not limited in the manner described below.
Preferably, there are a plurality of the at least one camera device 110, the obtaining module 300 captures the monitored area of the intelligent mirror 1 through the at least one camera device 110, determines whether there is a front portrait from the captured picture, and when there is a front portrait in the captured picture, the intelligent mirror 1 monitors that there is a user looking at the mirror 112; when no frontal portrait is in the captured picture, then no user of the intelligent mirror 1 is looking at the mirror 112.
In the present invention, when the obtaining module 300 monitors that a user enters the monitoring area of the intelligent mirror 1, the intelligent mirror 1 needs to call a suitable camera device 110 to shoot the user, so as to obtain a face image of the user.
Therefore, the acquiring module 300 captures the user through the at least one image capturing device 110, and acquiring the captured picture includes:
(a1) when it is detected that a user is looking at the mirror 112, the height of the user is calculated.
Optionally, the calculating the height of the user comprises:
(a11) when it is detected that a user is looking at the mirror 112, an image is acquired by the at least one camera 110.
(a12) Determining a camera device for acquiring a whole body image from the at least one camera device 110 when the user image in the acquired images has a whole body image; a distance between the user and the determined lens of the image capture device is determined.
(a13) Acquiring the distance between the lens of the determined camera device and the image sensor of the determined camera device and the imaging height of the user on the image sensor of the determined camera device.
(a14) And calculating the height of the user according to the distance between the user and the lens of the determined camera device, the distance between the lens of the determined camera device and the image sensor of the determined camera device and the imaging height of the user on the image sensor of the determined camera device.
Further, there are various ways of determining the distance between the user and the lens of the determined image pickup device, such as a distance measurement method based on binocular matching, and the like, and the present invention is not limited in any way.
(a2) According to the corresponding relation between the height and the image pickup range of the image pickup device 110, the target image pickup range corresponding to the height of the user is determined, and the target image pickup device to which the target image pickup range belongs is determined.
(a3) And shooting the user by using the target shooting device to obtain a shot picture.
Through the embodiment, the invention can acquire the face images of users with different heights. For example, three cameras, a first imaging device, a second imaging device, and a second imaging device are arranged on the mirror display, and the mounting height of each imaging device is different and the imaging range of each imaging device is different. The camera shooting range of the first camera shooting device is used for shooting users with the height of 1 m 2-1.5 m, the camera shooting range of the second camera shooting device is used for shooting users with the height of 1 m 5-1.8 m, and the camera shooting range of the third camera shooting device is used for shooting users with the height of 18 m-2 m. When a user enters the monitoring area of the intelligent mirror, the height 1.65 of the user is calculated, and then a second camera device is called to shoot the user so as to capture the face image of the user. Therefore, users with different heights can be captured, and the users do not need to be matched with the camera device. The invention can identify the characteristics of users with different heights, and is convenient for subsequent display of personalized information and the like.
The determining module 301 determines a face image of the user from the captured picture.
In this embodiment of the present invention, the determining module 301 determines a face image of the user from the captured picture by using a face detection method. The face detection method is the prior art, and the invention does not limit at all.
The authentication module 302 authenticates the face image of the user.
In an optional embodiment of the present invention, the authentication module 302 reads a pre-stored face data set, matches the face image of the user with the face data in the pre-stored face data set, and determines whether the face image of the user belongs to the face data in the pre-stored face data set. For example, the pre-stored face data set may be face data of all employees of a certain company, face data of members of a certain shop, and the like.
When the similarity between the face image of the user and one of the face data in the pre-stored face data set is greater than or equal to a similarity threshold, the authentication module 302 determines that the face image of the user is successfully authenticated.
When the similarity between none of the pre-stored face data sets and the face image of the user is greater than or equal to the similarity threshold, the authentication module 302 determines that the authentication of the face image of the user fails, lights the mirror display unit, and displays the authentication failure information.
When the face image of the user is successfully authenticated, the recording module 303 records the user.
In an optional embodiment of the present invention, when the authentication of the face image of the user is successful, the recording module 303 records that the user includes one or more of the following combinations:
(b1) and when the face image of the user is successfully authenticated, acquiring the current time, and recording the current time and the information of the user. Thus, the intelligent mirror can be used for attendance checking function, entrance and exit registration and the like.
(b2) And when the face image of the user is successfully authenticated, sending a control instruction to an access control device communicated with the intelligent mirror 1 to control the access control device to be opened. In this way the intelligent mirror 1 can be used as an access monitoring device or the like to automatically open the door for an authenticated user.
The display module 304 displays information associated with the user on the mirror display unit 111 of the mirror display 11.
In an alternative implementation of the present invention, the displaying module 304 displays the information associated with the user on the mirror display unit 111 of the mirror display 11, including one or more of the following: displaying the reminding information of the user on a mirror display unit 111 of the mirror display 11; when the current time matches the user's blessing date, blessing information is displayed on the mirror display unit 111 of the mirror display 11. Therefore, personalized information push is realized according to the identity of the user.
Further, the reminding information includes one or more of the following combinations, but is not limited to: schedule reminders, task reminders, meeting reminders, to-do reminders, notification reminders, and the like. Therefore, the user can be reminded of not forgetting the items in a personalized way.
For example, the intelligent mirror 1 is installed at an entrance position of a company, when a company employee looks at the mirror 112, the employee is identified and authenticated, attendance is recorded, an automatic attendance function is realized, and the employee can pay attention to his/her appearance meter according to the mirror 112. In addition, when the employee is identified, the schedule, meeting, backlog, and the like of the employee are displayed on the mirror display unit 111 to remind the employee of work items and the like that need to be followed up in time. Because the camera device embedded in the mirror is small, personalized information related to the user can be pushed while the user looking into the mirror is not influenced.
For example, the intelligent mirror 1 is installed at the doorway of a cell, when a proprietor looks at the mirror 112, the intelligent mirror automatically identifies and authenticates, closes the door for the proprietor, displays the non-office items of the property of the proprietor on the mirror display unit 111, timely reminds the proprietor of handling the non-office items, and makes the proprietor pay attention to his or her appearance meter according to the mirror 112 when the proprietor goes in and out of the doorway every day, so that the daily life is more spiritual, and the like.
Further, the blessing date includes, but is not limited to: birthday dates, wedding anniversaries, and other important holidays. For example, the intelligent mirror is installed at an entrance guard position of a company, when an employee of the company walks into a monitoring area of the intelligent mirror, the employee is identified and authenticated, attendance is recorded, an automatic attendance function is realized, and a blessing is given at the first time when the employee enters the company when the employee is birthday, so that humanistic care is embodied, and the employee is more surprised.
In an alternative embodiment of the present invention, the interaction module 305 is configured to: acquiring an interactive signal; through the interactive signal, the information associated with the user displayed on the mirror display unit 111 is operated.
Further, the interaction signals include, but are not limited to: voice signals, gesture signals, touch signals, and the like.
Further, the mirror display 11 includes: the device comprises a voice recognition component, a gesture recognition component and a touch recognition component.
The interaction module 305 recognizes the voice signal through a voice recognition component, and the user can interact with the mirror display 11 through voice. The interaction module 305 recognizes the gesture signal through the gesture recognition component, and the user can interact with the mirror display 11 through a gesture. The interaction module 305 recognizes the touch signal through a touch recognition component, and a user can interact with the mirror display 11 through touch.
For example, it is displayed on the mirror display unit 111 that the user has an urgent task, the user can input a "turn on task" voice, the voice recognition component recognizes the voice, and the urgent task is displayed on the mirror display unit 111 so that the user can deal with an urgent matter in time.
In an alternative embodiment of the present invention, when it is detected that the user leaves the monitoring area of the intelligent mirror 1, the control module 306 turns off the mirror display unit 111, and the mirror display unit 111 may form a complete mirror by the first part and the second part.
In an optional embodiment of the present invention, when a trigger signal of the switch of the mirror display unit 111 is acquired and the switch triggering the mirror display unit 111 is in an off state, the control module 306 turns off the mirror display unit, and the mirror display unit 111 may form a complete mirror by the first part and the second part.
The trigger signals include, but are not limited to: voice signals, gesture signals, touch signals, and the like.
For example, the user inputs a voice "turn off the switch of the mirror display", the voice recognition component recognizes the voice, and triggers the switch of the mirror display unit 111 to be in an off state. For example, a user inputs a hand-left waving gesture, and the gesture recognition component recognizes the hand-left waving gesture and triggers the switch of the mirror display unit 111 to be in an off state. And touching a switch of the mirror display unit 111 on the mirror display unit 111 to enable the mirror display unit 111 to be in an off state, and the like.
In the present invention, the application of the intelligent mirror 1 is not limited to the above-mentioned application examples, but can be applied to other scenes, such as a conference entrance, an examination room entrance, and the like. The invention does not limit the application scene of the intelligent mirror.
The intelligent mirror comprises the mirror surface display, the mirror surface display comprises at least one camera device, a mirror surface display unit and a mirror, a first part of the mirror corresponds to the mirror surface display unit, and the mirror surface display unit displays information through the first part. When monitoring that a user looks at the mirror, shooting the user through the at least one camera device to obtain a shot picture; determining a face image of the user from the shot picture; authenticating the face image of the user; when the face image of the user is successfully authenticated, recording the user; displaying information associated with the user on a mirror display unit of the mirror display. The invention can realize the relevant application of authentication through the mirror display, can lead a user to pay attention to own appearance instrument, simultaneously provides the personalized customization function of the user, provides the item reminding and the humanistic care information relevant to the user, is suitable for all users, can authenticate the user without matching with the mirror display when the user appears in the monitoring area of the mirror display, and improves the user experience.
The integrated unit implemented in the form of a software functional module may be stored in a computer-readable storage medium. The software functional module is stored in a storage medium and includes several instructions to enable a computer device (which may be a personal computer, a server, or a network device) or a processor (processor) to execute some steps of the method according to each embodiment of the present invention.
Fig. 4 is a schematic frame diagram of another structure of the intelligent mirror of the present invention. The intelligent mirror 1 further comprises at least one transmitting device 41, at least one memory 42, at least one processor 43, at least one receiving device 44 and at least one communication bus. Wherein the communication bus is used for realizing connection communication among the components.
The smart mirror 1 is a device capable of automatically performing numerical calculation and/or information processing according to a preset or stored instruction, and the hardware thereof includes, but is not limited to, a microprocessor, an Application Specific Integrated Circuit (ASIC), a Programmable Gate Array (FPGA), a Digital Signal Processor (DSP), an embedded device, and the like. The intelligent mirror 1 may also be incorporated in an electronic device, including a network device and/or a user device. Wherein the network device includes, but is not limited to, a single network server, a server group consisting of a plurality of network servers, or a Cloud Computing (Cloud Computing) based Cloud consisting of a large number of hosts or network servers, wherein Cloud Computing is one of distributed Computing, a super virtual computer consisting of a collection of loosely coupled computers.
The intelligent mirror 1 can be, but is not limited to, any electronic product capable of performing man-machine interaction with a user through a keyboard, a touch pad, a voice control device or the like. The electronic device may be, but is not limited to, any electronic product that can interact with a user through a keyboard, a touch pad, a voice control device, or the like. For example, a terminal such as a tablet computer, a smartphone, a Personal Digital Assistant (PDA), a smart wearable device, an imaging device, a monitoring device, and a display device.
The intelligent mirror 1 and the Network where the electronic device is located include, but are not limited to, the internet, a wide area Network, a metropolitan area Network, a local area Network, a Virtual Private Network (VPN), and the like.
The receiving device 44 and the transmitting device 41 may be wired transmitting ports, or may be wireless devices, for example, including antenna devices, for performing data communication with other devices.
The memory 42 is used for storing program codes. The Memory 42 may be a circuit without any physical form in the integrated circuit and having a Memory function, such as a RAM (Random-Access Memory), a FIFO (First InFirst Out), and the like. Alternatively, the memory 42 may be a memory in a physical form, such as a memory Card, a TF Card (Trans-flash Card), a smart media Card (smart media Card), a secure digital Card (secure digital Card), a flash memory Card (flash Card), and so on.
The processor 43 may comprise one or more microprocessors, digital processors. The processor 43 may call program code stored in the memory 42 to perform the associated functions. For example, the units shown in fig. 3 are program codes stored in the memory 42 and executed by the processor 43 to implement a face authentication method. The processor 43 is also called a Central Processing Unit (CPU), and is an ultra-large scale integrated circuit, which is an operation Core (Core) and a Control Core (Control Unit).
Embodiments of the present invention also provide a computer readable storage medium having stored thereon computer instructions which, when executed by the intelligent mirror 1 comprising one or more processors, cause the intelligent mirror 1 to perform a method of face authentication as described in the above method embodiments.
Referring to fig. 1 and 2, the intelligent mirror 1 includes the mirror display 11, the mirror display 11 includes at least one camera 110, a mirror display unit 111 and a mirror 112, the mirror display unit displays information through a first portion of the mirror, a second portion of the mirror is used for imaging, and the at least one camera is embedded in the second portion. The memory 42 in the intelligent mirror 1 stores a plurality of instructions to implement a merchandise recommendation method, and the processor 43 is executable to implement: when monitoring that a user looks at the mirror, shooting the user through the at least one camera device to obtain a shot picture; determining a face image of the user from the shot picture; authenticating the face image of the user; when the face image of the user is successfully authenticated, recording the user; displaying information associated with the user on a mirror display unit of the mirror display.
In an optional embodiment of the present invention, the at least one camera device is plural, the camera ranges of different camera devices are different, and when it is monitored that a user is looking at the mirror, the user is photographed by the at least one camera device, and acquiring a photographed picture includes:
when it is monitored that a user looks at the mirror, calculating the height of the user;
determining a target shooting range corresponding to the height of the user according to the corresponding relation between the height and the shooting range of the shooting device, and determining a target shooting device to which the target shooting range belongs;
and shooting the user by using the target shooting device to obtain a shot picture.
In an optional embodiment of the present invention, the calculating the height of the user when the user is monitored to enter the preset range of the intelligent mirror comprises:
when it is monitored that a user looks at the mirror, an image is obtained through the at least one camera device;
when the user image in the acquired images has a whole-body image, determining a camera device for acquiring the whole-body image from the at least one camera device;
determining a distance between the user and the determined lens of the camera device;
acquiring the distance from the lens of the determined camera device to the image sensor of the determined camera device and the imaging height of a user on the image sensor of the determined camera device;
and calculating the height of the user according to the distance between the user and the lens of the determined camera device, the distance between the lens of the determined camera device and the image sensor of the determined camera device and the imaging height of the user on the image sensor of the determined camera device.
In an optional embodiment of the present invention, when the authentication of the face image of the user is successful, the recording of the user includes one or more of the following combinations:
when the face image of the user is successfully authenticated, acquiring the current time, and recording the current time and the information of the user;
and when the face image of the user is successfully authenticated, sending a control instruction to the access control equipment communicated with the intelligent mirror to control the access control equipment to be opened.
In an alternative embodiment of the present invention, the displaying of the information associated with the user on the mirror display unit of the mirror display comprises one or more of the following in combination:
displaying the reminding information of the user on a mirror display unit of the mirror display; or
Displaying blessing information on a mirror display unit of the mirror display when the current time matches the blessing date of the user.
In an alternative embodiment of the present invention, the plurality of instructions executed by the processor 43 further comprises:
when the user is monitored to leave the monitoring area of the intelligent mirror, the mirror surface display unit and the second part of the mirror form a complete mirror surface;
and when a trigger signal of the switch of the mirror display unit is acquired and the switch triggering the mirror display unit is in a closed state, closing the mirror display unit, wherein the mirror display unit forms a complete mirror through the first part and the second part of the mirror.
In an alternative embodiment of the present invention, the plurality of instructions executed by the processor 43 further comprises:
acquiring an interactive signal;
and operating the information related to the user displayed on the mirror display unit of the mirror display through the interactive signal.
It should be noted that, for simplicity of description, the above-mentioned method embodiments are described as a series of acts or combination of acts, but those skilled in the art will recognize that the present invention is not limited by the order of acts, as some steps may occur in other orders or concurrently in accordance with the invention. Further, those skilled in the art should also appreciate that the embodiments described in the specification are preferred embodiments and that the acts and modules referred to are not necessarily required by the invention.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
In the embodiments provided in the present application, it should be understood that the disclosed apparatus may be implemented in other manners. For example, the above-described embodiments of the apparatus are merely illustrative, and for example, the division of the units is only one type of division of logical functions, and there may be other divisions when actually implementing, for example, a plurality of units or components may be combined or may be integrated into another system, or some features may be omitted, or not implemented. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection of some interfaces, devices or units, and may be an electric or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic or optical disk, and other various media capable of storing program codes.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (8)
1. A face authentication method is applied to an intelligent mirror, and is characterized in that the intelligent mirror comprises a mirror display, the mirror display comprises at least one camera device, a mirror display unit and a mirror, the mirror display unit displays information through a first part of the mirror, a second part of the mirror is used for imaging, the at least one camera device is embedded in the second part, the number of the at least one camera device is multiple, and the camera ranges of different camera devices are different, and the method comprises the following steps:
calculating the average height, the lowest height and the highest height of all users;
configuring the installation height of each camera device according to the average height, the lowest height and the highest height, and obtaining the corresponding relation between the height and the camera shooting range of the camera device;
calculating the height of the user when the user is monitored to look at the mirror;
determining a target shooting range corresponding to the height of the user according to the corresponding relation between the height and the shooting range of the shooting device, and determining a target shooting device to which the target shooting range belongs;
shooting the user by using the target shooting device to obtain a shot picture;
determining a face image of the user from the shot picture;
authenticating the face image of the user;
when the facial image authentication of the user is successful, recording the user, wherein the recording comprises one or more of the following combinations: when the face image of the user is successfully authenticated, acquiring the current time, and recording the current time and the information of the user; when the face image of the user is successfully authenticated, sending a control instruction to the access control equipment communicated with the intelligent mirror to control the access control equipment to be opened;
displaying information associated with the user on a mirror display unit of the mirror display.
2. The face authentication method of claim 1, wherein the calculating the height of the user when the user is monitored looking at the mirror comprises:
when it is monitored that a user looks at the mirror, an image is obtained through the at least one camera device;
when the user image in the acquired images has a whole-body image, determining a camera device for acquiring the whole-body image from the at least one camera device;
determining a distance between the user and the determined lens of the camera device;
acquiring the distance from the lens of the determined camera device to the image sensor of the determined camera device and the imaging height of a user on the image sensor of the determined camera device;
and calculating the height of the user according to the distance between the user and the lens of the determined camera device, the distance between the lens of the determined camera device and the image sensor of the determined camera device and the imaging height of the user on the image sensor of the determined camera device.
3. The face authentication method according to any one of claims 1 to 2, wherein the displaying of the information associated with the user on the mirror display unit of the mirror display comprises one or a combination of:
displaying the reminding information of the user on a mirror display unit of the mirror display;
displaying blessing information on a mirror display unit of the mirror display when the current time matches the blessing date of the user.
4. The face authentication method according to any one of claims 1 to 2, further comprising:
when the situation that the user leaves a monitoring area of a camera device on the intelligent mirror is monitored, the mirror surface display unit is closed, and the mirror surface display unit and the second part of the mirror form a complete mirror surface through the first part;
and when a trigger signal of the switch of the mirror display unit is acquired and the switch triggering the mirror display unit is in a closed state, closing the mirror display unit, wherein the mirror display unit forms a complete mirror through the first part and the second part of the mirror.
5. The face authentication method according to any one of claims 1 to 2, further comprising:
acquiring an interactive signal;
and operating the information related to the user displayed on the mirror display unit of the mirror display through the interactive signal.
6. The face authentication method of claim 5, wherein the interactive signal comprises a voice signal, a gesture signal, a touch signal.
7. An intelligent mirror, comprising the mirror display, a memory and a processor, wherein the mirror display comprises at least one camera, a mirror display unit and a mirror, wherein the mirror display unit displays information through a first portion of the mirror, wherein a second portion of the mirror is used for imaging, and wherein the at least one camera is embedded in the second portion, the intelligent mirror further comprising a memory and a processor, wherein the memory is used for storing at least one instruction, and wherein the processor is used for executing the at least one instruction to implement the face authentication method according to any one of claims 1 to 6.
8. A computer-readable storage medium storing at least one instruction which, when executed by a processor, implements a face authentication method as recited in any one of claims 1 to 6.
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| CN110874133B (en) * | 2018-08-31 | 2023-04-21 | 阿里巴巴集团控股有限公司 | Interaction method based on intelligent display device, intelligent display device and storage medium |
| CN109936695A (en) * | 2019-02-22 | 2019-06-25 | 深圳市一加多科技有限公司 | A kind of intelligence self-photography mirror and intelligent self-timer box |
| CN110572906B (en) * | 2019-09-06 | 2022-04-29 | 渲美美健（深圳）科技股份有限公司 | Brightness adjusting method for mirror, mirror and storage medium |
| CN111665728A (en) * | 2020-05-11 | 2020-09-15 | 广州日顺电子科技有限公司 | Hotel intelligent comprehensive management method, electronic equipment, storage medium and system |
| CN111736725A (en) * | 2020-06-10 | 2020-10-02 | 京东方科技集团股份有限公司 | Intelligent mirror and intelligent mirror awakening method |
| CN114098385A (en) * | 2021-10-29 | 2022-03-01 | 北京瞰瞰智能科技有限公司 | Intelligent traveling mirror device, control method thereof and controller |
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