CN111797807A - Fusion identification method and device considering body temperature measurement and identity authentication - Google Patents
Fusion identification method and device considering body temperature measurement and identity authentication Download PDFInfo
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- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
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Abstract
The application discloses a fusion identification method and a fusion identification device for taking temperature measurement and identity authentication into consideration, wherein the method comprises the following steps: acquiring heat source information and image information of a palm at a preset distance away from the fusion recognition device; converting heat source information into human body temperature; and when the temperature of the human body is judged to be smaller than the preset temperature threshold value, carrying out identity authentication corresponding to the palm through the image information to obtain an identity authentication result. In this application, through the heat source information and the image information of palm, carry out body temperature measurement and authentication respectively, and just go on when human body temperature is less than preset temperature threshold value to authentication, reduced the consumption of device, in this application under the circumstances of ensureing personnel's safety and health, carry out measurement and authentication of personnel's body temperature to the current technical problem who does not compromise the fusion identification method of body temperature measurement and authentication has been solved.
Description
Technical Field
The application relates to the technical field of identity authentication, in particular to a fusion identification method and device considering body temperature measurement and identity authentication.
Background
In epidemic prevention and control war, wearing a mask, wearing goggles, having no contact, measuring body temperature become basic appeal, which also increases difficulty for personal identity authentication represented by face recognition and fingerprint recognition. How to accurately finish personal identity authentication and personal body temperature measurement while ensuring shielding and avoiding contact to ensure the safety and health of personnel becomes the current technical difficulty.
Therefore, it is an urgent need to solve the problem of providing a fusion identification method that effectively combines body temperature measurement and identity authentication.
Disclosure of Invention
The application provides a fusion identification method and a fusion identification device for taking temperature measurement and identity authentication into account, which are used for measuring the body temperature of a person and authenticating the identity of the person under the condition of ensuring the safety and health of the person, so that the technical problem that the existing fusion identification method taking temperature measurement and identity authentication into account is not available is solved.
In view of this, the first aspect of the present application provides a fusion identification method considering both body temperature measurement and identity authentication, which is applied to the operation or work of a fusion identification device considering both body temperature measurement and identity authentication, and includes:
acquiring heat source information and image information of a palm at a preset distance away from the fusion recognition device;
converting the heat source information into a human body temperature;
and when the human body temperature is judged to be smaller than the preset temperature threshold value, performing identity authentication corresponding to the palm through the image information to obtain an identity authentication result.
Optionally, the identity authentication corresponding to the palm is performed through the image information, and the method further includes:
and judging whether the image quality of the image information meets a preset identification requirement, if so, performing identity authentication through the image information.
Optionally, the method further comprises:
and when the image quality is judged not to meet the preset identification requirement, judging whether the placing position of the palm is correct or not according to the image information, and if not, outputting a position placing error signal.
Optionally, the method for acquiring heat source information and image information of the palm at a preset distance from the fusion recognition device further includes:
and judging whether the distance between the palm and the fusion recognition device is smaller than the preset distance, and if so, executing the subsequent steps.
Optionally, determining whether a distance between the palm and the fusion recognition device is smaller than the preset distance, if so, performing subsequent steps, and then further including:
and triggering a light supplement unit of the fusion recognition device, so that the light supplement unit supplements light to the palm.
This application second aspect provides a compromise body temperature measurement and authentication's fusion recognition device, includes: the device comprises a device main body, a temperature measuring module, an image acquisition module, a main control module and an output module;
the temperature measuring module, the image acquisition module and the main control module are all arranged on the device main body;
the temperature measuring module is used for acquiring heat source information of a palm at a preset distance away from the device main body;
the image acquisition module is used for acquiring image information of the palm at a preset distance from the device main body;
the main control module is used for converting the heat source information into a human body temperature and is also used for carrying out identity authentication through the image information when the human body temperature is judged to be less than a preset temperature threshold value;
the output module is used for outputting the human body temperature and the identity authentication result.
Optionally, before performing identity authentication through the image information, the main control module is further configured to determine whether the image quality of the image information meets a preset identification requirement, and if so, perform identity authentication through the image information.
Optionally, the main control module is further configured to, when it is determined that the quality does not meet the preset identification requirement, determine whether the placement position of the palm is correct according to the image information, and if not, send a position placement error signal to the output module;
the output module is further used for outputting the position placing error signal.
Optionally, the method further comprises: a distance measuring module;
the distance measuring module is arranged on the device main body and used for measuring whether a palm exists at the preset distance;
the main control module is further used for triggering the temperature measurement module and the image acquisition module when the distance measurement module measures that the palm is located at the preset distance.
Optionally, the method further comprises: a light supplement unit;
and the light supplementing unit is used for supplementing light to the palm positioned at the preset distance.
According to the technical scheme, the embodiment of the application has the following advantages:
the application provides a fusion identification method considering body temperature measurement and identity authentication, which comprises the following steps: acquiring heat source information and image information of a palm at a preset distance away from the fusion recognition device; converting heat source information into human body temperature; and when the temperature of the human body is judged to be smaller than the preset temperature threshold value, carrying out identity authentication corresponding to the palm through the image information to obtain an identity authentication result. In this application, through the heat source information and the image information of palm, carry out body temperature measurement and authentication respectively, and just go on when human body temperature is less than preset temperature threshold value to authentication, reduced the consumption of device, in this application under the circumstances of ensureing personnel's safety and health, carry out measurement and authentication of personnel's body temperature to the current technical problem who does not compromise the fusion identification method of body temperature measurement and authentication has been solved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a schematic flowchart of a first embodiment of a fusion identification method for taking account of body temperature measurement and identity authentication in the present embodiment;
fig. 2 is a schematic flowchart of a second embodiment of a fusion identification method for taking account of body temperature measurement and identity authentication in the embodiment of the present application;
fig. 3 is a schematic structural diagram of an embodiment of a fusion identification apparatus for taking account of body temperature measurement and identity authentication in an embodiment of the present application;
fig. 4 is a schematic usage diagram of a fusion identification apparatus for taking account of body temperature measurement and identity authentication in an embodiment of the present application.
Detailed Description
The embodiment of the application provides a fusion identification method and a fusion identification device for taking temperature measurement and identity authentication into account, which are used for measuring the body temperature of a person and authenticating the identity of the person under the condition of ensuring the safety and health of the person, so that the technical problem that the existing fusion identification method taking temperature measurement and identity authentication into account is not available is solved.
In order to make the technical solutions of the present application better understood, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, 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 application.
Referring to fig. 1, a schematic flow chart of a first embodiment of a fusion identification method for taking account of body temperature measurement and identity authentication in the embodiment of the present application is shown.
The fusion identification method considering both body temperature measurement and identity authentication in the embodiment is applied to the operation or work of a fusion identification device considering both body temperature measurement and identity authentication, and comprises the following steps:
In this embodiment, the body temperature measurement and the identity authentication of the palm image information are performed through the temperature corresponding to the palm, and contactless operation is also required. Therefore, in this embodiment, the collection of the heat source information and the image information of the palm is performed at a preset distance from the fusion recognition device.
It will be appreciated that the preset distance may be set as desired, for example 2cm, 5cm, 8cm or 10cm etc.
The heat source information can be of the right palm and the wrist, so that the instability of the outdoor environment is avoided, and the measurement accuracy of the human body temperature is ensured.
In this embodiment, the heat source information of the palm is converted into the human body temperature, and the human body temperature is subsequently determined.
It is understood that the conversion of the heat source information into the body temperature is described in the prior art and will not be described in detail herein.
And 103, when the human body temperature is judged to be smaller than the preset temperature threshold value, performing identity authentication corresponding to the palm through the image information to obtain an identity authentication result.
And in order to reduce the power consumption of the device as much as possible, after the heat source information is converted into the human body temperature, whether the human body temperature exceeds a preset temperature threshold value is judged firstly, and if the human body temperature is smaller than the preset temperature threshold value, corresponding identity authentication needs to be carried out at the moment. And when the human body temperature is higher than the preset temperature threshold, other measures related to health safety confirmation need to be taken.
When identity authentication is carried out through the image information, verification image information used for verification is preset in the fusion recognition device, and when identity authentication is carried out, an identity authentication result can be obtained by comparing the collected image information with the verification image information.
In the embodiment, the body temperature measurement and the identity authentication are respectively carried out through the heat source information and the image information of the palm, and the identity authentication is carried out when the temperature of the human body is smaller than the preset temperature threshold value, so that the power consumption of the device is reduced.
The above embodiment is a first embodiment of a fusion recognition method considering both body temperature measurement and identity authentication provided by the embodiment of the present application, and the following embodiment is a second embodiment of a fusion recognition method considering both body temperature measurement and identity authentication provided by the embodiment of the present application.
Referring to fig. 2, a flow chart of a second embodiment of a fusion identification method for taking account of body temperature measurement and identity authentication in the embodiment of the present application is shown.
In this embodiment, a fusion identification method that considers body temperature measurement and identity authentication includes:
In order to reduce the power consumption and the heat dissipation of the device as much as possible, the collector for collecting the palm heat source information and the image information is not always started but is similar to a standby state, the fusion recognition device firstly judges whether a palm exists in a preset distance range in real time, and if the palm exists, the palm needs to be subjected to body temperature measurement and identity authentication through the fusion recognition device.
When the distance between the palm and the fusion recognition device is smaller than the preset distance, it is indicated that the palm needs to carry out body temperature measurement and identity authentication, and the light supplement unit of the fusion recognition device is opened at the moment so that the light supplement unit supplements light to the palm.
And step 203, acquiring heat source information and image information of the palm at a preset distance away from the fusion recognition device.
It should be noted that the description of step 203 is the same as that of step 101 in the first embodiment, and reference may be specifically made to the above description, which is not repeated herein.
It should be noted that the description of step 204 is the same as that of step 102 in the first embodiment, and reference may be specifically made to the above description, which is not repeated herein.
And step 205, judging whether the human body temperature is smaller than a preset temperature threshold value, and if so, executing step 206.
It should be noted that, after the human body temperature is judged to be less than the preset temperature threshold, the image quality of the image information is also judged before the identity authentication is performed, so as to ensure the correctness of the identity authentication result during the subsequent identity authentication.
And step 207, performing identity authentication through the image information to obtain an identity authentication result.
And when the image quality of the image information meets the preset identification requirement, performing identity authentication through the image information to obtain an identity authentication result, and eliminating result misjudgment caused by the image quality.
And step 208, judging whether the placing position of the palm is correct according to the image information, and if not, outputting a position placing error signal.
And when the image quality is judged not to meet the preset identification requirement, judging whether the placing position of the palm is correct or not according to the image information, and if not, outputting a position error signal to remind personnel to place the palm again.
Judging whether the placing position is correct according to the image information can be as follows: and calculating the area ratio of the palm in the whole image in the acquired image and the position of the palm in the whole image, and judging that the placing position is correct when the position of the palm in the image is in the middle area and the area ratio is greater than the preset value.
In the embodiment, the body temperature measurement and the identity authentication are respectively carried out through the heat source information and the image information of the palm, and the identity authentication is carried out when the temperature of the human body is smaller than the preset temperature threshold value, so that the power consumption of the device is reduced.
The second embodiment of the fusion identification method combining body temperature measurement and identity authentication provided in the embodiment of the present application is as described above, and the following embodiment of the fusion identification device combining body temperature measurement and identity authentication provided in the embodiment of the present application is provided with reference to fig. 3.
Referring to fig. 3, a schematic structural diagram of an embodiment of a fusion identification apparatus for taking temperature measurement and identity authentication into account in an embodiment of the present application includes: the device comprises a device main body 1, a temperature measurement module 2, an image acquisition module 3, a main control module 4 and an output module 5; the temperature measuring module 2, the image acquisition module 3 and the main control module 4 are all arranged on the device main body 1; the temperature measuring module 2 is used for acquiring heat source information of a palm at a preset distance from the device main body 1; the image acquisition module 3 is used for acquiring image information of a palm at a preset distance from the device main body 1; the main control module 4 is used for converting the heat source information into a human body temperature and is also used for performing identity authentication through the image information when the human body temperature is judged to be less than a preset temperature threshold value; and the output module 5 is used for outputting the human body temperature and the identity authentication result.
Wherein, the temperature measuring module 2 and the image collecting module 3 have the same collecting surface; and the temperature measurement module 2 is integrated below the image acquisition module 3, so that the miniaturization of the device is realized. The temperature measuring module 2 can be a temperature measuring sensor, and the image acquisition module 3 can be an image sensor.
The included angle between the collection surface of the temperature measurement module 2 and the image collection module 3 and the floor surface is 0 degrees ≦ 21 degrees, and preferably equal to 10 degrees, so that the palm of the person is naturally positioned on the same horizontal plane as the collection surface, thereby ensuring the accuracy of palm recognition and the accuracy of temperature measurement.
The image acquisition module 3 comprises at least more than 1 image sensor and a corresponding camera shooting assembly; wherein, if for two above image sensor and its corresponding subassembly of making a video recording, form the contained angle between two arbitrary subassemblies of making a video recording in two at least subassemblies, the number of degrees of contained angle is greater than zero degree.
If the image acquisition module 3 is only 1 image sensor and the subassembly of making a video recording thereof, the contained angle between the range finding plane of range finding module and image acquisition module 3 is 0. The included angle between the temperature measurement module 2 and the distance measurement plane of the distance measurement module is not less than 0 degree and not more than 15 degrees.
If the image acquisition module 3 comprises at least more than 2 image sensors and corresponding camera modules, the included angle between the distance measurement module and the distance measurement plane of any image sensor of the image acquisition module 3 is more than 0 degree and less than or equal to 20 degrees. The included angle between the temperature measuring module 2 and the distance measuring plane of the distance measuring module is more than 0 degree and less than or equal to 15 degrees.
Further, before performing identity authentication through the image information, the main control module 4 is further configured to determine whether the image quality of the image information meets a preset identification requirement, and if so, perform identity authentication through the image information.
Further, the main control module 4 is further configured to, when it is determined that the image quality does not meet the preset identification requirement, determine whether the placement position of the palm is correct according to the image information, and if not, send a position placement error signal to the output module 5; and the output module 5 is also used for outputting a position placing error signal.
Further, still include: a distance measuring module; the distance measuring module is arranged on the device main body 1 and used for measuring whether a palm exists at a preset distance; the main control module 4 is also used for triggering the temperature measurement module 2 and the image acquisition module 3 when the distance measurement module measures that the preset distance has a palm. It is understood that the ranging module may be a ranging sensor.
The device main body 1 is provided with a temperature measuring hole, a distance measuring hole and an image measuring hole which respectively correspond to the temperature measuring module 2, the distance measuring module and the image acquisition module 3; one end of the temperature measurement module 2, the distance measurement module and the image acquisition module 3 is respectively abutted against the temperature measurement hole, the distance measurement hole and the camera shooting hole.
Specifically, the temperature measurement hole is not provided with the shielding object above the acquisition surface, so that the influence of the shielding object on the shooting of the temperature measurement module 2 is avoided, and the measurement accuracy is ensured. The distance measuring hole and the camera shooting hole are shielded by materials such as acrylic or glass above the collecting surface, wherein the shielding object above the camera shooting hole is fully transparent, so that clear palm images can be shot without influence on the definition of the camera by environmental dust or other interference substances. The transparent blue shielding object with high transmittance can be arranged above the distance measuring hole, so that the influence of environmental dust or other interference substances can be avoided, and the appearance is not influenced.
It can be understood that, in order to ensure the accuracy of the identity authentication result and the power consumption of the device, the distance measuring module may be configured to have a different triggering distance for triggering the temperature measuring module 2 and the image capturing module 3 and a different distance for capturing the heat source information and the image information, for example, the distance for triggering the temperature measuring module 2 is 15cm to 20cm, preferably 15cm, and the distance for capturing the heat source information and the image information is 10cm to 15 cm.
Further, still include: a light supplement unit; and the light supplementing unit is used for supplementing light to the palm positioned at the preset distance.
Preferably, the fusion recognition device in this embodiment further includes a light supplement unit. It can be understood that the fill light unit may be a near-infrared fill light. The near-infrared fill light includes at least 1, and the wavelength range of the near-infrared fill light is 750nm to 1100nm, such as 850nm or 940 nm. Be used for the 3 light fillings of image acquisition module, make it can gather clear palm image in different environment.
Preferably, the near-infrared light supplement lamp has a certain projection angle, so that the angle of the camera assembly of the image acquisition module 3 is better matched, and when the angle of the light supplement lamp does not meet the requirement, a lens or a light guide column with an angle is required to be fixedly arranged above the light supplement lamp according to the actual condition; when the angle of the light supplement lamp meets the requirement, a lens or a light guide column with an angle is not required to be fixedly arranged above the light supplement lamp; the supplementary lighting is more uniform, so that a better palm image is acquired.
As shown in fig. 4, the temperature measurement module 2 and the image acquisition module in this embodiment acquire heat source information and image information of the palm, and then respectively perform body temperature measurement and identity authentication through the heat source information and the image information of the palm, and for the identity authentication, the body temperature is measured and the identity authentication is performed only when the body temperature is less than a preset temperature threshold, so that the power consumption of the device is reduced.
It is clear to those skilled in the art that, for convenience and brevity of description, the specific working processes of the above-described apparatuses and units may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In the several embodiments provided in the present application, it should be understood that the disclosed apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of a unit is only one logical functional division, and there may be other divisions when implemented, for example, multiple units or components may be combined or integrated into another grid network to be installed, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical 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 the needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present application may be integrated into one processing unit, or 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 application may be substantially implemented or contributed to by the prior art, or all or part of the technical solution may be embodied in 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 embodiment of the present application. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-only memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and the like.
The above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should 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 such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.
Claims (10)
1. The utility model provides a take into account body temperature measurement and authentication's integration identification method, is applied to the integration identification apparatus operation or the work that take into account body temperature measurement and authentication, its characterized in that includes:
acquiring heat source information and image information of a palm at a preset distance away from the fusion recognition device;
converting the heat source information into a human body temperature;
and when the human body temperature is judged to be smaller than the preset temperature threshold value, performing identity authentication corresponding to the palm through the image information to obtain an identity authentication result.
2. The fusion recognition method combining body temperature measurement and identity authentication according to claim 1, wherein the identity authentication corresponding to the palm is performed through the image information, and the method further comprises:
and judging whether the image quality of the image information meets a preset identification requirement, if so, performing identity authentication through the image information.
3. The fusion recognition method combining body temperature measurement and identity authentication according to claim 2, further comprising:
and when the image quality is judged not to meet the preset identification requirement, judging whether the placing position of the palm is correct or not according to the image information, and if not, outputting a position placing error signal.
4. The fusion recognition method combining body temperature measurement and identity authentication according to claim 1, wherein the obtaining of the heat source information and the image information of the palm at a preset distance from the fusion recognition device further comprises:
and judging whether the distance between the palm and the fusion recognition device is smaller than the preset distance, and if so, executing the subsequent steps.
5. The fusion recognition method combining body temperature measurement and identity authentication according to claim 4, wherein it is determined whether the distance between the palm and the fusion recognition device is smaller than the preset distance, and if so, the subsequent steps are executed, and then the method further comprises:
and triggering a light supplement unit of the fusion recognition device, so that the light supplement unit supplements light to the palm.
6. The utility model provides a compromise body temperature measurement and authentication's fusion recognition device which characterized in that includes: the device comprises a device main body, a temperature measuring module, an image acquisition module, a main control module and an output module;
the temperature measuring module, the image acquisition module and the main control module are all arranged on the device main body;
the temperature measuring module is used for acquiring heat source information of the palm at a preset distance from the device main body;
the image acquisition module is used for acquiring image information of the palm at a preset distance from the device main body;
the main control module is used for converting the heat source information into a human body temperature and is also used for carrying out identity authentication through the image information when the human body temperature is judged to be less than a preset temperature threshold value;
the output module is used for outputting the human body temperature and the identity authentication result.
7. The fusion recognition device combining body temperature measurement and identity authentication according to claim 6, wherein before performing identity authentication through the image information, the main control module is further configured to determine whether the image quality of the image information meets a preset recognition requirement, and if so, perform identity authentication through the image information.
8. The fusion recognition device combining body temperature measurement and identity authentication according to claim 7, wherein the main control module is further configured to determine whether the palm placement position is correct according to the image information when it is determined that the image quality does not satisfy the preset recognition requirement, and if not, send a position placement error signal to the output module;
the output module is further used for outputting the position placing error signal.
9. The fusion recognition device for both body temperature measurement and identity authentication according to claim 6, further comprising: a distance measuring module;
the distance measuring module is arranged on the device main body and used for measuring whether a palm exists at the preset distance;
the main control module is further used for triggering the temperature measurement module and the image acquisition module when the distance measurement module measures that the palm is located at the preset distance.
10. The fusion recognition device for both body temperature measurement and identity authentication according to claim 9, further comprising: a light supplement unit;
and the light supplementing unit is used for supplementing light to the palm positioned at the preset distance.
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2020
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| WO2018233487A1 (en) * | 2017-06-22 | 2018-12-27 | 腾讯科技（深圳）有限公司 | Identity authentication method, terminal and storage medium |
| CN109448193A (en) * | 2018-11-16 | 2019-03-08 | 广东电网有限责任公司 | Identity information recognition methods and device |
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