CN117371785A - Safety judgment method based on multidimensional factor identity recognition and escort service system - Google Patents
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Abstract
The invention relates to the technical field of identity recognition, in particular to a security judgment method based on multidimensional factor identity recognition and a escort service system, which comprises the following steps: setting each identification factor as a first type identification factor, a second type identification factor and a third type identification factor according to the difficulty in obtaining the multidimensional factors; acquiring an identity recognition checkpoint in the escort route; acquiring an initial escort route and a route reference value; when the route reference value changes, acquiring an actual escort route and counting identity recognition checkpoints passing through the actual escort route; intercepting a pre-running route from the current escort route; taking a first type of identification checkpoint closest to the position of the escort on the actual escort route and the pre-running route; calculating a safety coefficient according to a formula; and judging whether the current escort process has risks according to the safety coefficient, and sending out an alarm. The invention can analyze the pre-running route of the escort, thereby judging the escort risk.
Description
Technical Field
The invention relates to the technical field of identity recognition, in particular to a security judgment method based on multidimensional factor identity recognition and a escort service system.
Background
The multidimensional factor identity recognition is an advanced identity verification method and aims to improve the security of a system and service. It verifies the identity of the user simultaneously based on a number of different factors to ensure that only legitimate users can access sensitive data or resources while reducing the risk of fraud and impersonation of the identity. The authentication method uses a plurality of factors including knowledge factors such as passwords or PIN codes, physical factors such as fingerprints, irises, voiceprints, facial recognition and the like, possession factors such as hardware tokens or smart cards, position factors such as the physical positions of users and behavior factors such as abnormal activity detection and the like.
The multidimensional factor identity recognition is a safer system in escort systems, and aims to ensure safe transportation of goods, cash or other valuables. Such systems utilize a variety of authentication factors to confirm the identity of the escort to prevent identity theft, or other potential risks. For example: the escort needs to provide a variety of authentication factors including biometric features (such as fingerprints or irises), smart cards, PIN codes, time stamps, location data, etc., which, in combination, ensure that only legitimate escort can access and manipulate the goods.
However, the multi-dimensional factor recognition technology is mostly used in the initial stage of escort to recognize the identity of the escort, thereby ensuring that only legal escort can access and control the goods. However, after the escort formally starts, the goods and escort personnel are in a motion state, and the security of the escort process is difficult to judge and control according to the multidimensional factors.
Disclosure of Invention
The invention aims to provide a safety judgment method based on multi-dimensional factor identity recognition and a escort service system, which solve the technical problems.
The aim of the invention can be achieved by the following technical scheme:
the safety judgment method based on the multi-dimensional factor identity recognition comprises the following steps:
setting each identification factor as a first type identification factor, a second type identification factor and a third type identification factor according to the difficulty in obtaining the multidimensional factors;
acquiring an identity recognition checkpoint S in a escort route in Wherein S is in Representing the nth identity card in the ith escort route and said bodyThe identification checkpoints comprise a first type identification checkpoint, a second type identification checkpoint and a third type identification checkpoint which are respectively used for providing first type identification, second type identification or third type identification;
acquiring an initial escort route and a route reference value K, wherein the initial escort route represents a escort route selected when escort starts; the route reference value K represents the change times of escort route, and the initial value is 0;
when the route reference value K changes, acquiring an actual escort route and counting identity recognition checkpoints passing through the actual escort route, wherein the actual escort route represents an actual travelling route of a escort person;
taking the position of the escort and the route node closest to the escort as the end point, intercepting a pre-running route from the escort route where the escort is currently located, wherein the route node represents the intersection point of the escort route where the escort is currently located and other escort routes;
acquiring an actual escort route and a pre-running route, combining the actual escort route and the pre-running route into a verification route, acquiring an identity recognition checkpoint on the verification route, and acquiring a first type recognition checkpoint S closest to the escort on the actual escort route and the pre-running route and located at the position of the escort y1 And S is y2 ；
The safety coefficient M is calculated according to the formula, wherein the formula specifically comprises the following steps:；
wherein lambda is 1 And lambda (lambda) 2 Representing a preset assignment, lambda 1 ＞λ 2 ；S 2 Representing a first class identification checkpoint S y1 And S is y2 The number of second class identification checkpoints in between; s is S 3 Representing a first class identification checkpoint S y1 And S is y2 The number of third class identification checkpoints in between; l (L) 1 Representing the current position of the escort and the first type of recognition checkpoint S y1 Is a distance of (2); l (L) 2 Representing the current position of the escort and the first type of recognition checkpoint S y2 Is a distance of (2);
and when the safety coefficient M is smaller than or equal to a preset safety threshold, judging that the risk exists in the current escort process, and sending out an alarm.
As a further scheme of the invention: when a certain identity identification checkpoint S in When two identification modes can be provided simultaneously, the identity identification checkpoints are equivalent to two adjacent identity identification checkpoints and are respectively marked as S in And S is i（n+1） The method comprises the steps of carrying out a first treatment on the surface of the When a certain identity identification checkpoint S in When three identification modes can be provided simultaneously, the identity identification checkpoints are equivalent to three continuous identity identification checkpoints and are respectively marked as S in 、S i（n+1） And S is i（n+2） 。
As a further scheme of the invention: the first type of recognition factors represent recognition factors with high acquisition difficulty, including veins, irises and faces; the second type of recognition factors represent recognition factors with medium acquisition difficulty, including safety question answers, signatures and voices; the third type of recognition factors represent recognition factors with low acquisition difficulty, including a portable smart card, a preset password and dressing.
As a further scheme of the invention: when the first type identification checkpoint S does not exist on the pre-route y2 And entering an early warning mode, and executing the following steps in the early warning mode:
acquiring a first type identification checkpoint S nearest to an escort person in a escort route where the escort person is currently located x Is a part of the position information of the mobile terminal;
acquiring the position information of a route node closest to an escort in a current escort route;
acquiring a first identification checkpoint S nearest to the route node in other escort routes having intersection with the route node x ' location information;
computing a first class identification checkpoint S x And S is x ' distance from route node L x And L x '；
When L x '≥L x +d, if the escort switches to the first identification checkpoint S at the route node x When the escort route is in, judging that the current escort process has risk and sending out an alarm, whereind represents a preset security verification distance.
As a further scheme of the invention: in the early warning mode, if L is not present x '≥L x In the case of +d, then no alarm is given when the escort passes the route node.
As a further scheme of the invention: and when the safety coefficient M is larger than a preset safety threshold, exiting the early warning mode.
As a further scheme of the invention: when the safety coefficient M is calculated, when the route reference value k=0, it is determined that the escort process is not at risk.
A escort service system based on a security judgment method of multidimensional factor identity recognition comprises:
the multidimensional factor setting module: setting each identification factor as a first type identification factor, a second type identification factor and a third type identification factor according to the difficulty in obtaining the multidimensional factors;
and the identification checkpoint setting module: acquiring an identity recognition checkpoint S in a escort route in Wherein S is in The method comprises the steps of representing an nth identity recognition checkpoint in an ith escort route, wherein the identity recognition checkpoint comprises a first type recognition checkpoint, a second type recognition checkpoint and a third type recognition checkpoint which are respectively used for providing first type recognition, second type recognition or third type recognition;
route change detection module: acquiring an initial escort route and a route reference value K, wherein the initial escort route represents a escort route selected when escort starts; the route reference value K represents the change times of escort route, and the initial value is 0;
and a safety judging module: when the route reference value K changes, acquiring an actual escort route and counting identity recognition checkpoints passing through the actual escort route, wherein the actual escort route represents an actual travelling route of a escort person;
taking the position of the escort and the route node closest to the escort as the end point, intercepting a pre-running route from the escort route where the escort is currently located, wherein the route node represents the intersection point of the escort route where the escort is currently located and other escort routes;
acquiring an actual escort route and a pre-running route, combining the actual escort route and the pre-running route into a verification route, acquiring an identity recognition checkpoint on the verification route, and acquiring a first type recognition checkpoint S closest to the escort on the actual escort route and the pre-running route and located at the position of the escort y1 And S is y2 ；
The safety coefficient M is calculated according to the formula, wherein the formula specifically comprises the following steps:；
wherein lambda is 1 And lambda (lambda) 2 Representing a preset assignment, lambda 1 ＞λ 2 ；S 2 Representing a first class identification checkpoint S y1 And S is y2 The number of second class identification checkpoints in between; s is S 3 Representing a first class identification checkpoint S y1 And S is y2 The number of third class identification checkpoints in between; l (L) 1 Representing the current position of the escort and the first type of recognition checkpoint S y1 Is a distance of (2); l (L) 2 Representing the current position of the escort and the first type of recognition checkpoint S y2 Is a distance of (2);
and when the safety coefficient M is smaller than or equal to a preset safety threshold, judging that the risk exists in the current escort process, and sending out an alarm.
The invention has the beneficial effects that: in the invention, the identity recognition is applied to the corresponding escort service, and people can know that the escort route is set in advance in the escort process through common knowledge, and the identity recognition checkpoint in the invention is set in the escort route and is used as the identity recognition in the escort process; the first type of recognition checkpoints are used as main measurement standards, and because the operability or the possibility of falsification of the first type of recognition checkpoints is low, whether suspicions of deliberately avoiding the first type of recognition checkpoints and selecting routes with low identity recognition difficulty exist in a preformed route which is driven during escort in a period of time or not is analyzed, so that the risk of escort is judged, and the safety is improved.
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The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a flow chart of a security judgment method based on multi-dimensional factor identity recognition.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, the present invention is a security judgment method based on multi-dimensional factor identity recognition, comprising the following steps:
setting each identification factor as a first type identification factor, a second type identification factor and a third type identification factor according to the difficulty in obtaining the multidimensional factors;
acquiring an identity recognition checkpoint S in a escort route in Wherein S is in The method comprises the steps of representing an nth identity recognition checkpoint in an ith escort route, wherein the identity recognition checkpoint comprises a first type recognition checkpoint, a second type recognition checkpoint and a third type recognition checkpoint which are respectively used for providing first type recognition, second type recognition or third type recognition;
acquiring an initial escort route and a route reference value K, wherein the initial escort route represents a escort route selected when escort starts; the route reference value K represents the change times of escort route, and the initial value is 0;
when the route reference value K changes, acquiring an actual escort route and counting identity recognition checkpoints passing through the actual escort route, wherein the actual escort route represents an actual travelling route of a escort person;
taking the position of the escort and the route node closest to the escort as the end point, intercepting a pre-running route from the escort route where the escort is currently located, wherein the route node represents the intersection point of the escort route where the escort is currently located and other escort routes;
acquiring an actual escort route and a pre-running route, combining the actual escort route and the pre-running route into a verification route, acquiring an identity recognition checkpoint on the verification route, and acquiring a first type recognition checkpoint S closest to the escort on the actual escort route and the pre-running route and located at the position of the escort y1 And S is y2 ；
The safety coefficient M is calculated according to the formula, wherein the formula specifically comprises the following steps:；
wherein lambda is 1 And lambda (lambda) 2 Representing a preset assignment, lambda 1 ＞λ 2 ；S 2 Representing a first class identification checkpoint S y1 And S is y2 The number of second class identification checkpoints in between; s is S 3 Representing a first class identification checkpoint S y1 And S is y2 The number of third class identification checkpoints in between; l (L) 1 Representing the current position of the escort and the first type of recognition checkpoint S y1 Is a distance of (2); l (L) 2 Representing the current position of the escort and the first type of recognition checkpoint S y2 Is a distance of (2);
and when the safety coefficient M is smaller than or equal to a preset safety threshold, judging that the risk exists in the current escort process, and sending out an alarm.
In the present invention, the identification of multi-dimensional factors is involved, wherein the multi-dimensional factors refer to a multi-level identification method, and the method generally comprises:
biometric authentication:
fingerprint identification: identity is confirmed by analyzing the fingerprint pattern.
Face recognition: facial features such as eyes, nose, mouth, etc. are used to verify identity.
Voiceprint recognition: the identity is confirmed by sound features.
Iris scan: the iris texture is analyzed to verify identity.
Palmprint recognition: the individual is identified by palm texture.
And (3) physiological characteristic authentication:
electrocardiographic (ECG) identification: the identity is verified by analyzing the electrical signals of the heart.
Electroencephalogram (EEG) recognition: the identity is confirmed by analyzing the electrical signals of the brain.
Smart card technology:
smart card or Near Field Communication (NFC): authentication is performed using smart cards or near field communication technology, such as NFC chips in cell phones.
Password and PIN code:
the user must provide the correct password, PIN code or password to verify the identity.
These factors authenticate the identity of a person from a number of aspects, and among these factors are biometric features such as iris, palm print, etc., which are relatively difficult for outsiders to obtain or counterfeit; there are some answers to the security questions, signatures, sounds, etc. that are moderately difficult to obtain; there are also some smart cards, preset passwords, dressing, etc. which are easy to forge and have low acquisition difficulty; in the present invention, different factors are set by the acquisition of identification factors or the counterfeit difficulty, and the specific classification setting method can be used for reference to technical means in the prior art, such as multiple identification of a bank warehouse, etc., and specific details are not described herein.
It is also worth noting that in the present invention, the identity recognition is applied in the corresponding escort service, and through common knowledge we can know that the escort route is set in advance in the escort process, while the identity recognition checkpoint in the present invention is set in the escort route as the identity recognition in the escort process; the first type of recognition checkpoints are used as main measurement standards, and because the operability or the possibility of falsification of the first type of recognition checkpoints is low, whether suspicions of deliberately avoiding the first type of recognition checkpoints and selecting routes with low identity recognition difficulty exist in a preformed route which is driven during escort in a period of time or not is analyzed, so that the risk of escort is judged, and the safety is improved.
In a preferred embodiment of the present invention, when one of said identity checkpoints S in When two identification modes can be provided simultaneously, the bodyThe identity recognition checkpoints are equivalent to two adjacent identity recognition checkpoints and are respectively marked as S in And S is i（n+1） The method comprises the steps of carrying out a first treatment on the surface of the When a certain identity identification checkpoint S in When three identification modes can be provided simultaneously, the identity identification checkpoints are equivalent to three continuous identity identification checkpoints and are respectively marked as S in 、S i（n+1） And S is i（n+2） 。
In a preferred embodiment of the present invention, when the first type identification checkpoint S is not present on the pre-route y2 And entering an early warning mode, and executing the following steps in the early warning mode:
acquiring a first type identification checkpoint S nearest to an escort person in a escort route where the escort person is currently located x Is a part of the position information of the mobile terminal;
acquiring the position information of a route node closest to an escort in a current escort route;
acquiring a first identification checkpoint S nearest to the route node in other escort routes having intersection with the route node x ' location information;
computing a first class identification checkpoint S x And S is x ' distance from route node L x And L x '；
When L x '≥L x +d, if the escort switches to the first identification checkpoint S at the route node x When the escort route is in, judging that the current escort process has risk, and sending out an alarm, wherein d represents a preset safety verification distance.
In a preferred embodiment of the present invention, in the early warning mode, if L is not present x '≥L x In the case of +d, then no alarm is given when the escort passes the route node.
In a preferred embodiment of the present invention, when the safety factor M is greater than a preset safety threshold, the early warning mode is exited.
In a preferred embodiment of the invention, when calculating the safety factor M, it is determined that there is no risk in the escort process when the route reference value k=0.
In this embodiment, it is noted that when k=0, the escort route is not switched in the escort process, and a complete escort route is distributed with a reasonable identity recognition checkpoint, so that the identity recognition checkpoint disposed on the route can ensure that the identity of the escort is correct in the process of not switching the route, which is known by the staff in the field.
A escort service system based on a security judgment method of multidimensional factor identity recognition comprises:
the multidimensional factor setting module: setting each identification factor as a first type identification factor, a second type identification factor and a third type identification factor according to the difficulty in obtaining the multidimensional factors;
and the identification checkpoint setting module: acquiring an identity recognition checkpoint S in a escort route in Wherein S is in The method comprises the steps of representing an nth identity recognition checkpoint in an ith escort route, wherein the identity recognition checkpoint comprises a first type recognition checkpoint, a second type recognition checkpoint and a third type recognition checkpoint which are respectively used for providing first type recognition, second type recognition or third type recognition;
route change detection module: acquiring an initial escort route and a route reference value K, wherein the initial escort route represents a escort route selected when escort starts; the route reference value K represents the change times of escort route, and the initial value is 0;
and a safety judging module: when the route reference value K changes, acquiring an actual escort route and counting identity recognition checkpoints passing through the actual escort route, wherein the actual escort route represents an actual travelling route of a escort person;
taking the position of the escort and the route node closest to the escort as the end point, intercepting a pre-running route from the escort route where the escort is currently located, wherein the route node represents the intersection point of the escort route where the escort is currently located and other escort routes;
acquiring an actual escort route and a pre-running route, combining the actual escort route and the pre-running route into a verification route, acquiring an identity recognition checkpoint on the verification route, and acquiring the actual escortFirst-type identification checkpoint S closest to escort location on route and pre-route y1 And S is y2 ；
The safety coefficient M is calculated according to the formula, wherein the formula specifically comprises the following steps:；
wherein lambda is 1 And lambda (lambda) 2 Representing a preset assignment, lambda 1 ＞λ 2 ；S 2 Representing a first class identification checkpoint S y1 And S is y2 The number of second class identification checkpoints in between; s is S 3 Representing a first class identification checkpoint S y1 And S is y2 The number of third class identification checkpoints in between; l (L) 1 Representing the current position of the escort and the first type of recognition checkpoint S y1 Is a distance of (2); l (L) 2 Representing the current position of the escort and the first type of recognition checkpoint S y2 Is a distance of (2);
and when the safety coefficient M is smaller than or equal to a preset safety threshold, judging that the risk exists in the current escort process, and sending out an alarm.
The foregoing describes one embodiment of the present invention in detail, but the description is only a preferred embodiment of the present invention and should not be construed as limiting the scope of the invention. All equivalent changes and modifications within the scope of the present invention are intended to be covered by the present invention.
Claims (8)
1. The safety judgment method based on the multi-dimensional factor identity recognition is characterized by comprising the following steps of:
setting each identification factor as a first type identification factor, a second type identification factor and a third type identification factor according to the difficulty in obtaining the multidimensional factors;
acquiring an identity recognition checkpoint S in a escort route in Wherein S is in The n-th identity recognition checkpoint in the ith escort route is represented, and the identity recognition checkpoints comprise a first type recognition checkpoint, a second type recognition checkpoint and a third type recognition checkpoint which are respectively used for providing the first type recognition and the second type recognition checkpointIdentification or a third type of identification;
acquiring an initial escort route and a route reference value K, wherein the initial escort route represents a escort route selected when escort starts; the route reference value K represents the change times of escort route, and the initial value is 0;
when the route reference value K changes, acquiring an actual escort route and counting identity recognition checkpoints passing through the actual escort route, wherein the actual escort route represents an actual travelling route of a escort person;
taking the position of the escort and the route node closest to the escort as the end point, intercepting a pre-running route from the escort route where the escort is currently located, wherein the route node represents the intersection point of the escort route where the escort is currently located and other escort routes;
acquiring an actual escort route and a pre-running route, combining the actual escort route and the pre-running route into a verification route, acquiring an identity recognition checkpoint on the verification route, and acquiring a first type recognition checkpoint S closest to the escort on the actual escort route and the pre-running route and located at the position of the escort y1 And S is y2 ；
The safety coefficient M is calculated according to the formula, wherein the formula specifically comprises the following steps:wherein lambda is 1 And lambda (lambda) 2 Representing a preset assignment, lambda 1 ＞λ 2 ；S 2 Representing a first class identification checkpoint S y1 And S is y2 The number of second class identification checkpoints in between; s is S 3 Representing a first class identification checkpoint S y1 And S is y2 The number of third class identification checkpoints in between; l (L) 1 Representing the current position of the escort and the first type of recognition checkpoint S y1 Is a distance of (2); l (L) 2 Representing the current position of the escort and the first type of recognition checkpoint S y2 Is a distance of (2);
and when the safety coefficient M is smaller than or equal to a preset safety threshold, judging that the risk exists in the current escort process, and sending out an alarm.
2. The base of claim 1The safety judging method of multi-dimensional factor identity recognition is characterized in that when a certain identity recognition checkpoint S in When two identification modes can be provided simultaneously, the identity identification checkpoints are equivalent to two adjacent identity identification checkpoints and are respectively marked as S in And S is i（n+1） The method comprises the steps of carrying out a first treatment on the surface of the When a certain identity identification checkpoint S in When three identification modes can be provided simultaneously, the identity identification checkpoints are equivalent to three continuous identity identification checkpoints and are respectively marked as S in 、S i（n+1） And S is i（n+2） 。
3. The safety judgment method based on multi-dimensional factor identity recognition according to claim 1, wherein the first type of recognition factors represent recognition factors with high acquisition difficulty, including veins, irises and faces; the second type of recognition factors represent recognition factors with medium acquisition difficulty, including safety question answers, signatures and voices; the third type of recognition factors represent recognition factors with low acquisition difficulty, including a portable smart card, a preset password and dressing.
4. The security judgment method based on multi-dimensional factor identity recognition according to claim 1, wherein when the first type recognition checkpoint S does not exist on the pre-route y2 And entering an early warning mode, and executing the following steps in the early warning mode:
acquiring a first type identification checkpoint S nearest to an escort person in a escort route where the escort person is currently located x Is a part of the position information of the mobile terminal;
acquiring the position information of a route node closest to an escort in a current escort route;
acquiring a first identification checkpoint S nearest to the route node in other escort routes having intersection with the route node x ' location information;
computing a first class identification checkpoint S x And S is x ' distance from route node L x And L x '；
When L x '≥L x +d, if the escort switches to the first identification checkpoint S at the route node x When the escort route is in, judging that the current escort process has risk, and sending out an alarm, wherein d represents a preset safety verification distance.
5. The method for security determination based on multi-dimensional factor identification as defined in claim 4, wherein in the early warning mode, if L is not present x '≥L x In the case of +d, then no alarm is given when the escort passes the route node.
6. The safety judgment method based on multi-dimensional factor identity recognition according to claim 5, wherein the early warning mode is exited when the safety coefficient M is greater than a preset safety threshold.
7. The security judgment method based on multi-dimensional factor identity recognition according to claim 1, wherein when the security coefficient M is calculated, the escort process is judged to be free of risk when the route reference value k=0.
8. The escort service system based on the security judgment method of the multidimensional factor identity recognition is characterized by comprising:
the multidimensional factor setting module: setting each identification factor as a first type identification factor, a second type identification factor and a third type identification factor according to the difficulty in obtaining the multidimensional factors;
and the identification checkpoint setting module: acquiring an identity recognition checkpoint S in a escort route in Wherein S is in The method comprises the steps of representing an nth identity recognition checkpoint in an ith escort route, wherein the identity recognition checkpoint comprises a first type recognition checkpoint, a second type recognition checkpoint and a third type recognition checkpoint which are respectively used for providing first type recognition, second type recognition or third type recognition;
route change detection module: acquiring an initial escort route and a route reference value K, wherein the initial escort route represents a escort route selected when escort starts; the route reference value K represents the change times of escort route, and the initial value is 0;
and a safety judging module: when the route reference value K changes, acquiring an actual escort route and counting identity recognition checkpoints passing through the actual escort route, wherein the actual escort route represents an actual travelling route of a escort person;
taking the position of the escort and the route node closest to the escort as the end point, intercepting a pre-running route from the escort route where the escort is currently located, wherein the route node represents the intersection point of the escort route where the escort is currently located and other escort routes;
acquiring an actual escort route and a pre-running route, combining the actual escort route and the pre-running route into a verification route, acquiring an identity recognition checkpoint on the verification route, and acquiring a first type recognition checkpoint S closest to the escort on the actual escort route and the pre-running route and located at the position of the escort y1 And S is y2 ；
The safety coefficient M is calculated according to the formula, wherein the formula specifically comprises the following steps:wherein lambda is 1 And lambda (lambda) 2 Representing a preset assignment, lambda 1 ＞λ 2 ；S 2 Representing a first class identification checkpoint S y1 And S is y2 The number of second class identification checkpoints in between; s is S 3 Representing a first class identification checkpoint S y1 And S is y2 The number of third class identification checkpoints in between; l (L) 1 Representing the current position of the escort and the first type of recognition checkpoint S y1 Is a distance of (2); l (L) 2 Representing the current position of the escort and the first type of recognition checkpoint S y2 Is a distance of (2);
and when the safety coefficient M is smaller than or equal to a preset safety threshold, judging that the risk exists in the current escort process, and sending out an alarm.
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| CN202311296977.8A CN117371785B (en) | 2023-10-09 | 2023-10-09 | Safety judgment method based on multidimensional factor identity recognition and escort service system |
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| CN202311296977.8A CN117371785B (en) | 2023-10-09 | 2023-10-09 | Safety judgment method based on multidimensional factor identity recognition and escort service system |
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