CN213659511U - Attendance checking equipment and attendance checking system based on face and finger vein fusion recognition - Google Patents
Attendance checking equipment and attendance checking system based on face and finger vein fusion recognition Download PDFInfo
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- CN213659511U CN213659511U CN202023225751.3U CN202023225751U CN213659511U CN 213659511 U CN213659511 U CN 213659511U CN 202023225751 U CN202023225751 U CN 202023225751U CN 213659511 U CN213659511 U CN 213659511U
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Abstract
The utility model discloses an attendance equipment based on face and finger vein fusion discernment. The method comprises the following steps: the image acquisition device is used for acquiring a face and finger vein image of a target user; the image recognition device is used for recognizing the corresponding identity information in the face and the finger vein image of the target user; the infrared temperature measuring device is used for detecting the body temperature of a target user; and the voice broadcasting device is used for broadcasting the basic information of the target user and the data processing and storage controller. The utility model also provides an attendance system based on face and finger vein fusion discernment, include: the system comprises a biological information acquisition system, a body temperature detection system, a data processing and storing system, a man-machine interaction system and a network communication system. The utility model discloses can effectively solve the low, poor scheduling problem of environment adaptability of the rate of recognition that single biological feature discernment attendance leaded to, and then can improve attendance efficiency and attendance authenticity to provide healthy monitoring of assisting.
Description
Technical Field
The utility model relates to an attendance technical field. More specifically speaking, the utility model relates to an attendance equipment and attendance system based on face and finger vein fuse discernment.
Background
The attendance checking mode mainly comprises the following development stages: the early attendance mode is paper attendance, the attendance time is checked in and confirmed by a person, a special person is required to be responsible for supervision, manual statistics is required in the later period, time and labor are wasted, and the efficiency is low. With the development of radio frequency technology, non-contact induction card attendance systems such as magnetic cards, IC cards, laser bar code cards and the like replace early paper attendance, and the non-contact induction card attendance mode generally has the defects of human-card separation, easy loss, easy replacement and swiping, high maintenance cost and the like. In recent years, biometric identification technology has been developed unprecedentedly, so that biometric identification technologies such as fingerprint identification, face identification, iris identification, finger vein identification and the like are widely applied to attendance systems. The attendance system only adopting the single biological characteristics as the identification technology has some limitations in aspects of characteristic acquisition, identification rate and the like, and can not meet all requirements in practical application. For example, when a finger of a person to be checked is stained with dirt and water, or the finger is injured, the identification of the fingerprint and the finger vein is affected; when the attendance checking person wears a mask or wears glasses, the recognition of the face and the iris can fail.
Aiming at the problems of low recognition rate, poor environmental adaptability and the like of a single biometric feature recognition attendance system, no effective solution is provided at present.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides an attendance equipment and attendance system based on people's face fuses discernment with finger vein to solve the low, poor scheduling problem of environmental adaptability of the rate of recognition that single biological feature discernment attendance caused.
In order to achieve the above object, according to one aspect of the present application, an attendance checking apparatus based on face and finger vein fusion recognition is provided.
Attendance equipment based on face and finger vein fusion discernment according to this application includes: the face image acquisition device is used for acquiring a face image of a target user; the finger vein image acquisition device is used for acquiring a finger vein image of a target user; the image recognition device is used for recognizing the identity information corresponding to the face image and the finger vein image of the target user; the body temperature detection device is used for detecting the body temperature of a target user; the voice prompt device is used for broadcasting the basic information after the attendance of the user is successful; and the data processing and storage controller is connected with the face image and finger vein image acquisition device, the image recognition device and the body temperature detection device and is used for processing and storing the image information acquired by the acquisition device and the user body temperature information acquired by the body temperature detection device.
The utility model discloses in, face image acquisition device for acquire target user people face color image.
The utility model discloses, finger vein image acquisition device is used for acquiring finger vein image of target user; furthermore, according to the width of a common finger of a human body, a groove with the length of 1.5-2.5 cm is reserved in the finger vein image acquisition device for fixing the position of the finger, so that the finger vein image can be conveniently acquired; further, the finger vein image acquisition device is provided with a sun shield for shielding the finger vein image from being influenced by an external light source in the acquisition process.
The utility model discloses in, body temperature detection device is when detecting that there is the user to be close to for detect target user body temperature.
The utility model discloses in, voice prompt device for target user identity information and body temperature information that obtain after the voice broadcast discernment.
The utility model discloses in, still include high definition electric capacity touch display screen for target user identity information and body temperature information that obtain after the demonstration discernment.
In order to achieve the above object, according to another aspect of the present application, an attendance system based on face and finger vein fusion recognition is provided.
The attendance system based on face and finger vein fusion recognition comprises: the system comprises a biological information acquisition system, a body temperature detection system, a data processing and storing system, a man-machine interaction system and a network communication system.
In this application embodiment, adopt the attendance mode based on face and finger vein fusion discernment, through face image acquisition device, finger vein image acquisition device, image recognition device, body temperature detection device and other devices combine together, not only can reach right user's face corresponds identification purpose of identity information with the finger vein image, but also can reach right user's body temperature detects's purpose to can effectively solve because the low, poor scheduling problem of environmental adaptability of the rate of recognition that single biological feature discernment attendance leads to, and then can realize right user's health condition detects and record.
The utility model has the advantages that:
(1) the human face and the finger veins are fused, namely, the body surface biological characteristic information and the body biological characteristic information are fused, so that the recognition speed and the attendance efficiency are improved, the attendance authenticity is ensured, and the attendance counterfeit condition is effectively prevented;
(2) non-contact body temperature detection is adopted, and the system is combined with an attendance system, so that the body temperature information of a user is effectively recorded, and health auxiliary monitoring is provided;
(3) the finger vein collection device is provided with the groove and the shading plate, so that the user experience is improved, and meanwhile, the effectiveness of finger vein image collection is guaranteed.
Drawings
Fig. 1 is the overall structure diagram of the attendance system of the utility model;
fig. 2 is an appearance diagram of the attendance checking device;
FIG. 3 is a flow chart of the acquisition of the facial image and the finger vein image of the present invention;
fig. 4 is the flow chart of the matching between the face image and the finger vein image of the present invention.
Reference numerals:
1. a high-definition capacitive touch display screen of the attendance checking equipment; 2. a human face image acquisition camera; 3. an infrared temperature measuring sensor; 4. a finger vein image acquisition shading plate; 5. a finger vein image acquisition device; 6. attendance equipment speaker.
Detailed Description
In order to make the person skilled in the art better understand the present invention, the following description is given with reference to the accompanying drawings in the embodiments of the present invention, and the detailed technical solutions in the embodiments of the present invention are clearly and completely described. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without any creative effort shall fall within the protection scope of the present application.
Example (b):
as shown in fig. 1, the utility model provides an attendance system based on people's face fuses discernment with finger vein, include: the biological information acquisition system is used for acquiring a face image and a finger vein image of a target user; the body temperature detection system is used for detecting body temperature information of a target user; the data processing and storing system is used for processing and storing the acquired image information and the acquired body temperature information; the matching identification system is used for matching and identifying the face image and the finger vein image information of the target user; the man-machine interaction system is used for displaying and broadcasting basic information of the target user in a language; and the network communication system is used for networking communication.
The target user of the embodiment specifically refers to an employee to be checked in.
Further, the biological acquisition system in the embodiment includes face image acquisition, and adopts a distortion-free high-definition camera; finger vein image acquisition adopts undistorted infrared high definition digtal camera. The finger of the target user stretches into the acquisition device, and after the finger touches the touch switch, the infrared camera can be started to acquire finger vein images. The target user is close to the attendance machine, and can be firstly sensed by the infrared temperature measuring sensor, and then the face recognition camera can be started. When the touch switch is not touched or the infrared temperature sensor does not sense a target user, the undistorted high-definition camera and the undistorted infrared high-definition camera are both in a standby state.
Furthermore, the body temperature detection system in this embodiment adopts an infrared temperature measurement sensor, performs infrared body temperature detection while acquiring and identifying a face image of a target user, and transmits detected body temperature information to the data processing and storage system.
Further, the data processing and storage system in this embodiment is used for extracting image features from the acquired face image and finger vein image through digital image processing and convolutional neural network, if the user uses the system for the first time, the extracted features need to form a registration template, so that the registration template is matched with the user when attendance is facilitated, and the data processing and storage system is further used for storing the identity information of the user, including name, gender, age, position, department, job number and body temperature information when attendance is facilitated, and a data report can be formed when later needs are facilitated.
Further, the matching identification system in this embodiment is configured to perform template matching on the image information acquired by the undistorted high-definition camera and the undistorted infrared high-definition camera in this embodiment with a registration template in the data processing and storage system, and if the matching is successful, the attendance is successful.
Further, the human-computer interaction system in this embodiment displays the basic information of the user through a high-definition capacitive touch display screen, including: name, sex, department, job number, body temperature, the basic information can be added and deleted according to the needs. Whether attendance is successful or not is reported through a loudspeaker in a voice mode.
Further, the network communication system described in this embodiment supports connection of wireless transmission networks such as a WiFi wireless network, bluetooth, and ZigBee.
As shown in fig. 2, the utility model provides an attendance equipment based on people's face fuses discernment with finger vein, including liquid display screen 1, face image acquisition camera 2, infrared temperature sensor 3, finger vein image acquisition light screen 4, finger vein image acquisition device 5, attendance equipment speaker 6.
Further, the finger vein image capturing light shielding plate 4 described in this embodiment is used for shielding the target from being affected by an external light source when capturing the vein of the mobile phone.
Further, finger vein image acquisition device 5 in this embodiment reserves 1.5 ~ 2.5 cm's recess for fixed finger position avoids because of finger rotary offset leads to finger vein image to gather inaccurately.
As shown in fig. 3, the flow chart of the facial image and finger vein image acquisition of the present invention is shown. The acquisition process comprises face image acquisition and finger vein image acquisition, the acquired face image and finger vein image are subjected to feature extraction, and only the image with sufficient features can form a registration template. The acquisition process of the present application is described below with reference to fig. 2:
1. the target user brings the face close to the infrared temperature measuring sensor 3 to detect the body temperature; a face image is collected through the face image collecting camera 2; a finger is inserted into the finger vein image acquisition device 5 and touches the touch switch to acquire a finger vein image;
2. the collected image information is processed by a data processing and storing system to obtain image characteristic information, the characteristic information can fully form a registration template, and relevant information is stored, so that the characteristic information is matched with the registration template when attendance checking is facilitated;
3. if the characteristic information is not clear or insufficient, the high-definition capacitive touch display screen 1 of the attendance checking equipment prompts the realization of characteristic extraction and needs to acquire image information again;
4. and after the target user finishes the process, the obtained body temperature data, image data and basic identity information are stored in a data processing and storing system.
Fig. 4 shows a flow chart of the matching between the face image and the finger vein image of the present invention. In the matching process, a face image and a finger vein image are collected firstly, and body temperature information is recorded; then, respectively matching the collected face image and finger vein image with a registration template to respectively obtain a matching score; and adding the matching score of the face image and the matching score of the finger vein image, if the total matching score is more than 1.5, judging that the matching is successful, marking the matching as attendance, and storing the information. The matching process of the present application is described below with reference to fig. 2:
1. the target user brings the face close to the infrared temperature measuring sensor 3 to detect the body temperature; a face image is collected through the face image collecting camera 2; a finger is inserted into the finger vein image acquisition device 5 and touches the touch switch to acquire a finger vein image;
2. respectively matching the characteristic information of the face image and the finger vein image with corresponding registration templates to obtain a face image matching score and a finger vein image matching score;
3. adding the matching scores, when the total matching score is larger than 1.5, judging that the matching is successful, marking the matching as attendance, and when the total matching score is smaller than 1.5, returning to the first step again for image acquisition;
4. the successful matching shows that the attendance successfully goes out in the high-definition capacitive touch display screen 1 of the attendance equipment, and the loudspeaker 6 of the attendance equipment can carry out voice broadcast and successfully goes out.
It should be understood that the above-described embodiments of the present invention are merely examples provided for clearly illustrating the present invention, and the description thereof is in more detail, but not intended to limit the embodiments of the present invention. It will be apparent to those skilled in the art that various changes and modifications can be made in the above-described embodiments without departing from the spirit and scope of the invention, and it is intended to cover in the appended claims all such modifications, equivalents, and improvements as fall within the true spirit and scope of the invention.
Claims (10)
1. An attendance checking device based on face and finger vein fusion recognition is characterized by comprising a face image acquisition device, a face image acquisition device and a finger vein fusion recognition device, wherein the face image acquisition device is used for acquiring a face image of a target user; the finger vein image acquisition device is used for acquiring a finger vein image of a target user; the image recognition device is used for recognizing the identity information corresponding to the face image and the finger vein image of the target user; the body temperature detection device is used for detecting the body temperature of a target user; the voice prompt device is used for broadcasting the basic information after the attendance of the user is successful; and the data processing and storage controller is connected with the face image and finger vein image acquisition device, the image recognition device and the body temperature detection device and is used for processing and storing the image information acquired by the acquisition device and the user body temperature information acquired by the body temperature detection device.
2. The attendance checking device based on face and finger vein fusion recognition of claim 1, wherein the face image acquisition device is a distortion-free high-definition camera for acquiring a face image of a target user.
3. The attendance checking equipment based on the face and finger vein fusion recognition of claim 1, wherein the finger vein image acquisition device is an undistorted infrared camera and is used for acquiring a finger vein image of a target user.
4. The attendance checking equipment based on the face and finger vein fusion recognition of claim 1, wherein a touch switch is arranged in the finger vein image acquisition device, and the attendance checking equipment is in a standby state when the touch switch is not touched.
5. The attendance checking equipment based on the face and finger vein fusion recognition of claim 1, wherein the finger vein image acquisition device is provided with a groove of 1.5-2.5 cm for fixing the position of a finger and avoiding inaccurate finger vein image acquisition caused by finger rotation deviation.
6. The attendance checking equipment based on the face and finger vein fusion recognition is characterized in that a shading plate is arranged outside the finger vein image acquisition device and used for shading a target to be influenced by an external light source when a mobile phone vein is acquired.
7. The attendance checking device based on the face and finger vein fusion recognition of claim 1, wherein the body temperature detection device is an infrared temperature measurement sensor and is used for detecting the body temperature when a target user approaches.
8. The attendance checking equipment based on the face and finger vein fusion recognition as claimed in claim 1, wherein the voice prompt device is a loudspeaker for voice broadcasting attendance checking live.
9. The attendance checking device based on face and finger vein fusion recognition of claim 1, further comprising one of a WiFi wireless network module, a wireless Bluetooth module and a ZigBee wireless transmission module.
10. The utility model provides an attendance system based on face and finger vein fusion discernment which characterized in that includes: the attendance device of any one of claims 1-9, further comprising a biological information acquisition system, a body temperature detection system, a data processing and storage system, a human-computer interaction system, and a network communication system, wherein,
the biological information acquisition system comprises human face image acquisition and finger vein image acquisition; the body temperature detection system is used for detecting the body temperature of a target user; the data processing and storing system comprises biological image information processing, facial image and finger vein image feature extraction, body temperature information storage and target user basic identity information storage; the human-computer interaction system comprises: basic information and body temperature data of a target user are displayed through a screen, and attendance checking live conditions are broadcasted through a loudspeaker.
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| CN112465999A (en) * | 2020-12-29 | 2021-03-09 | 天津科技大学 | Attendance checking equipment and attendance checking system based on face and finger vein fusion recognition |
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| CN112465999A (en) * | 2020-12-29 | 2021-03-09 | 天津科技大学 | Attendance checking equipment and attendance checking system based on face and finger vein fusion recognition |
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