CN113421079A - Borrowing and returning shared charger baby method based on shared charger baby rental cabinet - Google Patents

Borrowing and returning shared charger baby method based on shared charger baby rental cabinet Download PDF

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CN113421079A
CN113421079A CN202110690865.5A CN202110690865A CN113421079A CN 113421079 A CN113421079 A CN 113421079A CN 202110690865 A CN202110690865 A CN 202110690865A CN 113421079 A CN113421079 A CN 113421079A
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CN113421079B (en
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张明亮
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Shenzhen Tianpan Industrial Co ltd
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Abstract

The invention relates to a charge pal borrowing and returning method based on a shared charge pal rental cabinet. After a user inputs a payment account, triggering a camera of the shared charger rental cabinet to acquire facial information of the user, identifying the facial information of the user, acquiring identity information of the user, and authenticating the identity information of the user and the identity information of the payment account input by the user; after the identity information authentication is successful, determining the current state of the charge pal according to an input instruction of a user on a preset platform of the shared charge pal rental cabinet, and recording the borrowing and returning operation of the user on the charge pal on the preset platform; after the user returns the charge pal, a payment list is generated and sent to a payment account of the user for settlement, so that the user can borrow the charge pal without scanning a code.

Description

Borrowing and returning shared charger baby method based on shared charger baby rental cabinet
Technical Field
The invention relates to the field of charge pal borrowing and sharing, in particular to a charge pal borrowing and sharing method based on a shared charge pal rental cabinet.
Background
Along with the change of consumption modes, the shared charge pal rental cabinet is more and more appeared in the life of people. The shared treasured that charges leases cabinet can fully supply the not enough of manpower resources, adapts to the change of consumption environment and consumption mode. The shared charger baby rental cabinet can be operated for 24 hours in all weather, the investment capital is small, the area is small, the novel shopping mode is adopted, and the convenient and fast charging mode attracts a large number of young people.
Traditional sharing treasured lease cabinet that charges is in the operation process, has following not enough: when the shared charger rental cabinet is borrowed, codes need to be scanned, and when the mobile phone is not powered on, the codes cannot be scanned, so that poor experience is brought to users, and the borrowing mode is not convenient and efficient;
therefore, the invention provides a charge pal borrowing and returning sharing method based on a shared charge pal rental cabinet.
Disclosure of Invention
The invention provides a charge pal borrowing and returning method based on a shared charge pal rental cabinet, which is used for solving the technical problems.
The embodiment of the invention provides a charge pal borrowing and returning sharing method based on a shared charge pal rental cabinet, which comprises the following steps:
step 1: after a user inputs a payment account, triggering a camera of the shared charger rental cabinet to acquire facial information of the user, identifying the facial information of the user, acquiring identity information of the user, and authenticating the identity information of the user and the identity information of the payment account input by the user;
step 2: after the identity information authentication is successful, determining the current state of the charge pal according to an input instruction of a user on a preset platform of the shared charge pal rental cabinet, and recording the borrowing and returning operation of the user on the charge pal on the preset platform;
and step 3: and after the user returns the charger, generating a payment list and sending the payment list to a payment account of the user for payment.
In a possible implementation manner, in step 1, after the user inputs the payment account, triggering a camera of the shared treasured rental cabinet to collect facial information of the user, identifying the facial information of the user, obtaining identity information of the user, and authenticating the identity information of the user and identity information of the payment account input by the user, the method includes:
after a user inputs a payment account, carrying out video acquisition on a preset area to obtain face video data of the user;
dividing each subimage in the face video data respectively based on a preset segmentation method to obtain a plurality of sub-divided images, and meanwhile, selecting a key image from the plurality of sub-divided images based on symmetrical rotation;
performing brightness detection on a key image to obtain the brightness value of each pixel point in the key image, calculating to obtain the average brightness value of the key image based on the brightness value of each pixel point in the image, and determining the brightness adjustment proportion value of the key image based on the difference between the average brightness value and a preset target brightness value;
setting a weight value of the brightness adjustment proportion value based on the brightness value of each pixel point in the key image to obtain a specific brightness adjustment proportion value of the brightness value of each pixel point, and adjusting the brightness of each pixel point in the key image based on the specific brightness adjustment proportion value to obtain a second key image;
performing face detection on the second key image, acquiring a face key point, positioning the key point, acquiring positioning information, performing feature extraction on the key point based on the positioning information, acquiring a feature vector corresponding to the key point, establishing a corresponding relation between the feature vector and the positioning information corresponding to the key point, thereby acquiring a face feature of a face in the second key image, retrieving in a preset database based on the face feature of the face in the second key image, acquiring identity information of a user, and performing first matching authentication with identity information corresponding to a payment account:
if the identity information of the user is matched with the identity information corresponding to the payment account, prompting the user to blink to obtain blink video data of the user;
if the identity information of the user is not matched with the identity information corresponding to the payment account, prompting the user to re-input the payment account, further obtaining the identity information corresponding to the re-input payment account, and performing second matching authentication on the identity information corresponding to the re-input payment account and the identity information of the user:
if the identity information corresponding to the re-input payment account is matched with the identity information of the user, the user is instructed to blink, and blink video data of the user are obtained;
and if the identity information corresponding to the re-input payment account is not matched with the identity information of the user, controlling the rental cabinet to return to a preset initial interface.
In one possible implementation manner, performing second matching authentication on the identity information corresponding to the re-input payment account and the identity information of the user includes:
marking preset point positions of each sub-picture of blink video data of a user to obtain sub-mark frame images, projecting the sub-mark frame images to a preset coordinate system, and obtaining coordinates of the sub-preset point positions in each sub-mark frame image;
determining the variation of the preset point location in the blinking video data based on the coordinates of the preset point location in each sub-marker frame image, and performing second matching authentication according to the relationship between the variation of the preset point location and the preset value:
if the variation of the preset point location is smaller than the preset value, the second matching authentication is not passed, and the rental cabinet is controlled to return to a preset initial interface;
and if the variation of the preset point location is not less than the preset value, the second matching authentication is passed, and the subsequent operation is continued.
In one possible implementation, step 2: after the identity information authentication succeeds, determining the current state of the charge pal according to an input instruction of a user on a preset platform of the shared charge pal rental cabinet, and recording the borrowing and returning operation of the user on the charge pal on the preset platform, wherein the step comprises the following steps:
when a user inputs a charge pal borrowing instruction, scanning the residual electric quantity of charge pal in a shared charge pal rental cabinet, randomly selecting a charge pal with full electric quantity to pop out when a plurality of charge pal with full electric quantity exist in the rental cabinet, recording the number of the pop-up charge pal, selecting the charge pal with the most residual electric quantity to pop out when the rental cabinet does not have the charge pal with full electric quantity, recording the number of the pop-up charge pal, binding the number of the pop-up charge pal with the identity information of the user, generating a borrowing record, and storing the borrowing record in a database;
calculating the precious quantity of charging in the sharing precious lease cabinet that charges based on the record of borrowing, obtaining the precious theoretical precious quantity of charging in the sharing precious lease cabinet that charges to detecting the sharing precious lease cabinet that charges, obtaining the precious actual quantity of charging in the sharing precious lease cabinet that charges, and judging theoretical precious quantity of charging with it is unanimous to charge precious actual quantity:
if the quantity of the electric power supplies is consistent with the quantity of the electric power supplies, updating data in the database based on the theoretical quantity of the electric power supplies;
if the difference is not consistent, the shared charger rental cabinet gives an alarm;
when a user inputs a charge pal returning instruction, image acquisition is carried out on the pre-returned charge pal to obtain a first image of the charge pal;
performing graying processing on the first image, performing parallel line detection on the processed first image to obtain a parallel line pair of an area image, fitting a rectangular outline of the charge pal on the basis of the parallel line pair, cutting the grayed first image on the basis of a cover outline to obtain a surface image of the charge pal, and correcting the surface image of the charge pal to obtain a corrected surface image of the charge pal;
carrying out texture detection on the corrected surface image of the charge pal based on a preset texture extraction algorithm to obtain a text region of the cover image;
detecting gaps in the text region to obtain the gaps in the text region, segmenting the text region based on the gaps to obtain sub-single character images, and performing character recognition on the sub-single character images based on a preset recognition algorithm to obtain numbers of the pre-returning charge pal;
performing pattern extraction on the corrected surface image of the charge pal to obtain a pattern image, performing global analysis on the pattern image to obtain first feature points of the pattern image, performing local analysis on the pattern image based on the first feature points to extract lines of the pattern, and obtaining second feature points of the lines;
the pattern image is segmented according to preset rules to obtain a plurality of local regions, regions with second feature points in the local regions are selected as key regions based on the second feature points, the key regions are input into a stability judging model, feature stable values of the key regions are determined, the key regions with the feature stable values larger than the preset stable values are selected as stable regions, feature coding is carried out on the stable regions, and a first coding result is obtained;
based on the serial number of the pre-returning charge pal, obtaining a standard coding result of the pre-returning charge pal and carrying out similarity judgment on the standard coding result and a first coding result:
if the similarity between the standard coding result of the number of the pre-returning charge pal and the first coding result is greater than the preset value, the number of the pre-returning charge pal is consistent with the first coding result, and the function of the pre-returning charge pal is detected;
if the similarity between the standard coding result of the number of the pre-returned charge pal and the first coding result is not greater than the preset value, the number of the pre-returned charge pal is not consistent with the first coding result, and the shared charge pal rental cabinet is controlled to carry out abnormal state reminding.
In one possible implementation, step 2: after the identity information authentication is successful, determining the current state of the charge pal according to an input instruction of a user on a preset platform of the shared charge pal rental cabinet, and recording the borrowing and returning operation of the user on the charge pal on the preset platform, wherein the method comprises the following steps:
the method comprises the steps of charging the pre-returning charge pal, detecting the residual electric quantity of the pre-returning charge pal, if the residual electric quantity of the pre-returning charge pal is increased, indicating that the pre-returning charge pal has complete functions, returning the pre-returning charge pal, recording the number of the return charge pal, binding the number of the ejection charge pal with the identity information of a user, generating a return record, and storing the return record in a database.
In one possible implementation, step 3: the method is used for generating a payment list and sending the payment list to a payment account of a user for payment after the user returns the power bank, and comprises the following steps:
and determining the lending duration of the charge pal based on the lending record and the returning record, so as to generate a payment list and send the payment list to a payment account of the user for payment.
In one possible implementation, step 3: after the user returns the power bank, a payment list is generated and sent to the payment account of the user for checkout, and the method further comprises the following steps:
based on the data in the database, calculating the charge pal deletion degree of the shared charge pal rental cabinet at the position:
Figure BDA0003126673110000061
wherein Q is the charge pal deletion degree, epsilon, of the shared charge pal rental cabinet1Average lending time of full charge pal, S1Number of borrowing times of full charge charger, epsilon2Average lending duration of medium-power charge pal, S2Lending times of medium electric charge pal, epsilon3For the average lending duration of the low-power charge pal, S3Borrowing times of the low-power charge pal, wherein kappa is the average retention degree of the charge pal in the shared charge pal rental cabinet, and n is the number of the charge pal in the shared charge pal rental cabinet; m represents a storage position aiming at the charge pal in the shared charge pal rental cabinet, and m is more than or equal to n;
the precious lease cabinet that charges based on sharing precious lease cabinet that charges the position of locating is judged whether need add the precious lease cabinet that charges of sharing:
if the charge pal missing degree is greater than the preset value, indicating that the charge pal at the position of the shared charge pal rental cabinet is relatively deficient, and additionally arranging a shared charge pal rental cabinet;
if the charge pal deletion degree is not greater than the preset value, it is indicated that the charge pal at the position of the shared charge pal rental cabinet is relatively sufficient, and the shared charge pal rental cabinet does not need to be additionally arranged.
In one possible implementation, step 2: after the identity information authentication is successful, determining the current state of the charge pal according to an input instruction of a user on a preset platform of the shared charge pal rental cabinet, and recording the borrowing and returning operation process of the user on the charge pal on the preset platform, the method further comprises the following steps:
according to the precious surface image that charges determine the sharing precious lease cabinet that charges when discerning the treasured that charges, concrete step includes:
according to the precious surface image that charges determine the sharing precious lease cabinet that charges when discerning the treasured that charges, concrete step includes:
calculating the theoretical definition of the surface image of the charge pal according to the following formula:
Figure BDA0003126673110000062
wherein K represents the theoretical definition of the surface image of the charge pal; i represents the number of pixel points in the surface image of the charge pal; c represents the total number of the image pixel points on the surface of the charge pal; s represents the total number of pixel points in the text area; a represents the number of pixel points in the text region; f. ofiExpressing the gray value of the ith pixel point in the surface image; f. ofaRepresenting the gray value of the a-th pixel point in the text region; x represents the average distance value between the ith pixel point and the surrounding adjacent pixel points a in the text region;
calculating the actual accuracy of the shared charger baby rental cabinet in recognizing the charger baby according to the following formula:
Figure BDA0003126673110000071
wherein L represents the actual accuracy rate of the shared charger rental cabinet in identifying the charger, and the value range is (0, 1);
Figure BDA0003126673110000072
the average value of theoretical definition of the historical images acquired by the shared charger rental cabinet is represented; theta represents the number of the charge pal accurately identified by the shared charge pal rental cabinet;
Figure BDA0003126673110000073
the total number of the identified charge pal rental cabinets is represented; p represents a conversion coefficient for sharpness;
comparing the calculated accuracy with a preset accuracy;
if the calculated accuracy is smaller than the preset accuracy, judging that the surface image of the charger baby acquired by the shared charger rental cabinet at this time is unqualified, and acquiring the image of the pre-returned charger baby again until the calculated accuracy is larger than or equal to the preset accuracy;
otherwise, judging that the surface image of the charge pal acquired by the shared charge pal rental cabinet at this time is qualified.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a flowchart of a method for sharing a rental housing of a portable electronic device and borrowing and returning the shared portable electronic device according to an embodiment of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example 1
The embodiment of the invention provides a treasured borrowing and returning method based on a shared treasured rental cabinet, which comprises the following steps of:
step 1: after a user inputs a payment account, triggering a camera of the shared charger rental cabinet to acquire facial information of the user, identifying the facial information of the user, acquiring identity information of the user, and authenticating the identity information of the user and the identity information of the payment account input by the user;
step 2: after the identity information authentication is successful, determining the current state of the charge pal according to an input instruction of a user on a preset platform of the shared charge pal rental cabinet, and recording the borrowing and returning operation of the user on the charge pal on the preset platform;
and step 3: and after the user returns the charger, generating a payment list and sending the payment list to a payment account of the user for payment.
In this embodiment, the preset platform is an operation interface of the shared charger rental cabinet;
the working principle and the beneficial effects of the scheme are as follows: through the authentication of the face information of the user and the identity information of the input payment account, the current state of the charge pal is detected, the borrowing and returning operation of the charge pal by the user is recorded, and after the charge pal is returned, the payment list is directly sent to the payment account of the user, so that the user can borrow and return the charge pal without a mobile phone, and the user experience is improved.
Example 2
The embodiment of the invention provides a treasured borrowing and returning method based on a shared treasured rental cabinet, which comprises the following steps:
in step 1, after a user inputs a payment account, triggering a camera of the shared treasured rental cabinet to collect facial information of the user, identifying the facial information of the user, obtaining identity information of the user, and authenticating the identity information of the user and the identity information of the payment account input by the user, including:
after a user inputs a payment account, carrying out video acquisition on a preset area to obtain face video data of the user;
dividing each subimage in the face video data respectively based on a preset segmentation method to obtain a plurality of sub-divided images, and meanwhile, selecting a key image from the plurality of sub-divided images based on symmetrical rotation;
performing brightness detection on a key image to obtain the brightness value of each pixel point in the key image, calculating to obtain the average brightness value of the key image based on the brightness value of each pixel point in the image, and determining the brightness adjustment proportion value of the key image based on the difference between the average brightness value and a preset target brightness value;
setting a weight value of the brightness adjustment proportion value based on the brightness value of each pixel point in the key image to obtain a specific brightness adjustment proportion value of the brightness value of each pixel point, and adjusting the brightness of each pixel point in the key image based on the specific brightness adjustment proportion value to obtain a second key image;
performing face detection on the second key image, acquiring a face key point, positioning the key point, acquiring positioning information, performing feature extraction on the key point based on the positioning information, acquiring a feature vector corresponding to the key point, establishing a corresponding relation between the feature vector and the positioning information corresponding to the key point, thereby acquiring a face feature of a face in the second key image, retrieving in a preset database based on the face feature of the face in the second key image, acquiring identity information of a user, and performing first matching authentication with identity information corresponding to a payment account:
if the identity information of the user is matched with the identity information corresponding to the payment account, prompting the user to blink to obtain blink video data of the user;
if the identity information of the user is not matched with the identity information corresponding to the payment account, prompting the user to re-input the payment account, further obtaining the identity information corresponding to the re-input payment account, and performing second matching authentication on the identity information corresponding to the re-input payment account and the identity information of the user:
if the identity information corresponding to the re-input payment account is matched with the identity information of the user, the user is instructed to blink, and blink video data of the user are obtained;
and if the identity information corresponding to the re-input payment account is not matched with the identity information of the user, controlling the rental cabinet to return to a preset initial interface.
In this embodiment, the sub-divided image is an image obtained by randomly or uniformly dividing each sub-image in the face video data;
in this embodiment, the preset classifier corresponding to the symmetric rotation feature includes eight classification models, and the image conforming to the eight classification models has symmetric rotation feature;
in this embodiment, the key points are edge points of the face and edge points of the eyes, mouth, and nose;
in this embodiment, the positioning information is coordinates of each sub-key point in a coordinate system with the central point of the second key image as the origin;
in this embodiment, the brightness adjustment is to adjust the brightness of the key image based on the brightness adjustment ratio value;
in this embodiment, the feature vector is the coordinate and gradient value of the key point;
the beneficial effects of the above technical scheme are: acquiring face video data of a user by acquiring an image of a preset area; and divide, detect, adjustment, authentication, carry out first matching authentication to the identity information of user and the identity information that the payment account corresponds, when the identity information that user information and payment account correspond does not match, do not lend for the operation, prevent that someone from falsely borrowing the treasured that charges with other people's identity, protected and borrowed the safety of still process, also make the user can borrow the treasured that charges without the cell-phone.
Example 3
The embodiment of the invention provides a treasured borrowing and returning method based on a shared treasured rental cabinet, which comprises the following steps:
and performing second matching authentication on the identity information corresponding to the re-input payment account and the identity information of the user, wherein the second matching authentication comprises the following steps:
marking preset point positions of each sub-picture of blink video data of a user to obtain sub-mark frame images, projecting the sub-mark frame images to a preset coordinate system, and obtaining coordinates of the sub-preset point positions in each sub-mark frame image;
determining the variation of the preset point location in the blinking video data based on the coordinates of the preset point location in each sub-marker frame image, and performing second matching authentication according to the relationship between the variation of the preset point location and the preset value:
if the variation of the preset point location is smaller than the preset value, the second matching authentication is not passed, and the rental cabinet is controlled to return to a preset initial interface;
and if the variation of the preset point location is not less than the preset value, the second matching authentication is passed, and the subsequent operation is continued.
The beneficial effects of the above technical scheme are: the preset point positions of each sub-picture of the blink video data of the user are marked, and the variation of the preset point positions in the blink video data is detected, so that whether a person impersonates other people to borrow the charge pal is judged, and the safety of the borrowing and returning process is protected.
Example 4
The embodiment of the invention provides a treasured borrowing and returning method based on a shared treasured rental cabinet, which comprises the following steps:
step 2: after the identity information authentication succeeds, determining the current state of the charge pal according to an input instruction of a user on a preset platform of the shared charge pal rental cabinet, and recording the borrowing and returning operation of the user on the charge pal on the preset platform, wherein the step comprises the following steps:
when a user inputs a charge pal borrowing instruction, scanning the residual electric quantity of charge pal in a shared charge pal rental cabinet, randomly selecting a charge pal with full electric quantity to pop out when a plurality of charge pal with full electric quantity exist in the rental cabinet, recording the number of the pop-up charge pal, selecting the charge pal with the most residual electric quantity to pop out when the rental cabinet does not have the charge pal with full electric quantity, recording the number of the pop-up charge pal, binding the number of the pop-up charge pal with the identity information of the user, generating a borrowing record, and storing the borrowing record in a database;
calculating the precious quantity of charging in the sharing precious lease cabinet that charges based on the record of borrowing, obtaining the precious theoretical precious quantity of charging in the sharing precious lease cabinet that charges to detecting the sharing precious lease cabinet that charges, obtaining the precious actual quantity of charging in the sharing precious lease cabinet that charges, and judging theoretical precious quantity of charging with it is unanimous to charge precious actual quantity:
if the quantity of the electric power supplies is consistent with the quantity of the electric power supplies, updating data in the database based on the theoretical quantity of the electric power supplies;
if the difference is not consistent, the shared charger rental cabinet gives an alarm;
when a user inputs a charge pal returning instruction, image acquisition is carried out on the pre-returned charge pal to obtain a first image of the charge pal;
performing graying processing on the first image, performing parallel line detection on the processed first image to obtain a parallel line pair of an area image, fitting a rectangular outline of the charge pal on the basis of the parallel line pair, cutting the grayed first image on the basis of a cover outline to obtain a surface image of the charge pal, and correcting the surface image of the charge pal to obtain a corrected surface image of the charge pal;
carrying out texture detection on the corrected surface image of the charge pal based on a preset texture extraction algorithm to obtain a text region of the cover image;
detecting gaps in the text region to obtain the gaps in the text region, segmenting the text region based on the gaps to obtain sub-single character images, and performing character recognition on the sub-single character images based on a preset recognition algorithm to obtain numbers of the pre-returning charge pal;
performing pattern extraction on the corrected surface image of the charge pal to obtain a pattern image, performing global analysis on the pattern image to obtain first feature points of the pattern image, performing local analysis on the pattern image based on the first feature points to extract lines of the pattern, and obtaining second feature points of the lines;
the pattern image is segmented according to preset rules to obtain a plurality of local regions, regions with second feature points in the local regions are selected as key regions based on the second feature points, the key regions are input into a stability judging model, feature stable values of the key regions are determined, the key regions with the feature stable values larger than the preset stable values are selected as stable regions, feature coding is carried out on the stable regions, and a first coding result is obtained;
based on the serial number of the pre-returning charge pal, obtaining a standard coding result of the pre-returning charge pal and carrying out similarity judgment on the standard coding result and a first coding result:
if the similarity between the standard coding result of the number of the pre-returning charge pal and the first coding result is greater than the preset value, the number of the pre-returning charge pal is consistent with the first coding result, and the function of the pre-returning charge pal is detected;
if the similarity between the standard coding result of the pre-returned charge pal and the first coding result is not greater than the preset value, the number of the pre-returned charge pal is not consistent with the first coding result, and the shared charge pal rental cabinet is controlled to remind of the abnormal state.
In this embodiment, the first feature point is a point where the pixel value of the pixel point is within a preset range;
in this embodiment, the second feature point is a first feature point located on the pattern image;
in this embodiment, the preset rule is to perform segmentation according to the texture of the pattern image;
in the embodiment, the stable region is subjected to characteristic coding, the first coding result is obtained by compensating the key region, the stable value of the key region is obtained, and the image of the key region with the stable value larger than the preset stable value is converted into digital information;
in this embodiment, the standard encoding result is the digital information of the image obtained by converting the image of the charge pal with the corresponding number obtained at the time of factory shipment, and the digital information is complete.
The working principle and the beneficial effects of the scheme are as follows: through returning in advance and charging precious and carry out image acquisition to the analysis, judge whether the precious serial number that charges matches with the precious pattern that charges to judge whether the treasured that charges is changed, report to the police when the treasured that charges is changed, improved the property security of sharing treasured lease cabinet that charges.
Example 5
The embodiment of the invention provides a treasured borrowing and returning method based on a shared treasured rental cabinet, which comprises the following steps:
step 2: after the identity information authentication is successful, determining the current state of the charge pal according to an input instruction of a user on a preset platform of the shared charge pal rental cabinet, and recording the borrowing and returning operation of the user on the charge pal on the preset platform, wherein the method comprises the following steps:
the method comprises the steps of charging the pre-returning charge pal, detecting the residual electric quantity of the pre-returning charge pal, if the residual electric quantity of the pre-returning charge pal is increased, indicating that the pre-returning charge pal has complete functions, returning the pre-returning charge pal, recording the number of the return charge pal, binding the number of the ejection charge pal with the identity information of a user, generating a return record, and storing the return record in a database.
The beneficial effect of above-mentioned scheme does: the precious treasured that charges that returns in advance carries out functional detection, prevents that the user from returning the treasured that charges of damage to generate the record of returning after returning, make things convenient for the sharing to charge precious lease cabinet and generate the payment list, improved the practicality of sharing the precious lease cabinet that charges.
Example 6
The embodiment of the invention provides a treasured borrowing and returning method based on a shared treasured rental cabinet, which comprises the following steps:
and step 3: the method is used for generating a payment list and sending the payment list to a payment account of a user for payment after the user returns the power bank, and comprises the following steps:
and determining the lending duration of the charge pal based on the lending record and the returning record, so as to generate a payment list and send the payment list to a payment account of the user for payment.
The beneficial effect of above-mentioned scheme does: after the mobile power bank is returned, payment is carried out through the payment account bound by the user, the payment mode is convenient and efficient, and the use experience of the user is improved.
Example 7
The embodiment of the invention provides a treasured borrowing and returning method based on a shared treasured rental cabinet, which comprises the following steps:
and step 3: after the user returns the power bank, a payment list is generated and sent to the payment account of the user for checkout, and the method further comprises the following steps:
based on the data in the database, calculating the charge pal deletion degree of the shared charge pal rental cabinet at the position:
Figure BDA0003126673110000141
wherein Q is the charge pal deletion degree, epsilon, of the shared charge pal rental cabinet1Average lending time of full charge pal, S1Number of borrowing times of full charge charger, epsilon2Average lending duration of medium-power charge pal, S2Lending times of medium electric charge pal, epsilon3For the average lending duration of the low-power charge pal, S3Borrowing times of the low-power charge pal, wherein kappa is the average retention degree of the charge pal in the shared charge pal rental cabinet, and n is the number of the charge pal in the shared charge pal rental cabinet; m represents a storage position aiming at the charge pal in the shared charge pal rental cabinet, and m is more than or equal to n;
the precious lease cabinet that charges based on sharing precious lease cabinet that charges the position of locating is judged whether need add the precious lease cabinet that charges of sharing:
if the charge pal missing degree is greater than the preset value, indicating that the charge pal at the position of the shared charge pal rental cabinet is relatively deficient, and additionally arranging a shared charge pal rental cabinet;
if the charge pal deletion degree is not greater than the preset value, it is indicated that the charge pal at the position of the shared charge pal rental cabinet is relatively sufficient, and the shared charge pal rental cabinet does not need to be additionally arranged.
The beneficial effect of above-mentioned scheme does: through calculating the treasured disappearance that charges of sharing treasured lease cabinet position that charges, judge whether the treasured that charges of sharing treasured lease cabinet position is lacked, if deficient then add the treasured lease cabinet that charges that shares, convenience of customers borrows the treasured that charges, improves user's use and experiences and feel.
Example 8
The embodiment of the invention provides a treasured borrowing and returning method based on a shared treasured rental cabinet, which comprises the following steps:
step 2: after the identity information authentication is successful, determining the current state of the charge pal according to an input instruction of a user on a preset platform of the shared charge pal rental cabinet, and recording the borrowing and returning operation process of the user on the charge pal on the preset platform, the method further comprises the following steps:
according to the precious surface image that charges confirm the sharing precious lease cabinet that charges and discern the actual rate of accuracy when precious that charges, concrete step includes:
calculating the theoretical definition of the surface image of the charge pal according to the following formula:
Figure BDA0003126673110000151
wherein K represents the theoretical definition of the surface image of the charge pal; i represents the number of pixel points in the surface image of the charge pal; c represents the total number of the image pixel points on the surface of the charge pal; s represents the total number of pixel points in the text area; a represents the number of pixel points in the text region; f. ofiExpressing the gray value of the ith pixel point in the surface image; f. ofaRepresenting the gray value of the a-th pixel point in the text region; x represents the average distance value between the ith pixel point and the surrounding adjacent pixel points a in the text region；
Calculating the actual accuracy of the shared charger baby rental cabinet in recognizing the charger baby according to the following formula:
Figure BDA0003126673110000152
wherein L represents the actual accuracy rate of the shared charger rental cabinet in identifying the charger, and the value range is (0, 1);
Figure BDA0003126673110000153
the average value of theoretical definition of the historical images acquired by the shared charger rental cabinet is represented; theta represents the number of the charge pal accurately identified by the shared charge pal rental cabinet;
Figure BDA0003126673110000154
the total number of the identified charge pal rental cabinets is represented; p represents a conversion coefficient for sharpness;
comparing the actual accuracy rate obtained by calculation with a preset accuracy rate;
if the actual accuracy obtained through calculation is smaller than the preset accuracy, judging that the surface image of the charger baby acquired by the shared charger rental cabinet at this time is unqualified, and acquiring the image of the pre-returned charger baby again until the actual accuracy obtained through calculation is larger than or equal to the preset accuracy;
otherwise, judging that the surface image of the charge pal acquired by the shared charge pal rental cabinet at this time is qualified.
In this embodiment, the shared treasured rental cabinet is qualified to acquire the historical images, and the corresponding average value is greater than or equal to the theoretical definition of the qualified boundary;
the p value in this embodiment is associated with a translation map based on
Figure BDA0003126673110000161
Is specifically obtained by the table.
The beneficial effect of above-mentioned scheme does: through calculating the theoretical definition of precious surface image that charges, and then obtain the actual rate of accuracy when sharing precious lease cabinet that charges discerns the precious that charges to judge whether need carry out image acquisition to the precious that charges of returning again based on the relation of actual rate of accuracy and preset rate of accuracy, improved the discernment ability of sharing precious lease cabinet that charges.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (8)

1. A method for borrowing and returning a shared charger baby based on a shared charger baby rental cabinet is characterized by comprising the following steps:
step 1: after a user inputs a payment account, triggering a camera of the shared charger rental cabinet to acquire facial information of the user, identifying the facial information of the user, acquiring identity information of the user, and authenticating the identity information of the user and the identity information of the payment account input by the user;
step 2: after the identity information authentication is successful, determining the current state of the charge pal according to an input instruction of a user on a preset platform of the shared charge pal rental cabinet, and recording the borrowing and returning operation of the user on the charge pal on the preset platform;
and step 3: and after the user returns the charger, generating a payment list and sending the payment list to a payment account of the user for payment.
2. The method for sharing a treasured rental that charges cabinet and borrowing and returning the shared treasured of claim 1, wherein in step 1, after the user inputs the payment account, trigger the camera of the shared treasured rental that charges cabinet to gather the facial information of the user, and discern the facial information of the user, obtain the identity information of the user, and authenticate the identity information of the user and the identity information of the payment account that the user inputs, include:
after a user inputs a payment account, carrying out video acquisition on a preset area to obtain face video data of the user;
dividing each subimage in the face video data respectively based on a preset segmentation method to obtain a plurality of sub-divided images, and meanwhile, selecting a key image from the plurality of sub-divided images based on symmetrical rotation;
performing brightness detection on a key image to obtain the brightness value of each pixel point in the key image, calculating to obtain the average brightness value of the key image based on the brightness value of each pixel point in the image, and determining the brightness adjustment proportion value of the key image based on the difference between the average brightness value and a preset target brightness value;
setting a weight value of the brightness adjustment proportion value based on the brightness value of each pixel point in the key image to obtain a specific brightness adjustment proportion value of the brightness value of each pixel point, and adjusting the brightness of each pixel point in the key image based on the specific brightness adjustment proportion value to obtain a second key image;
performing face detection on the second key image, acquiring a face key point, positioning the key point, acquiring positioning information, performing feature extraction on the key point based on the positioning information, acquiring a feature vector corresponding to the key point, establishing a corresponding relation between the feature vector and the positioning information corresponding to the key point, thereby acquiring a face feature of a face in the second key image, retrieving in a preset database based on the face feature of the face in the second key image, acquiring identity information of a user, and performing first matching authentication with identity information corresponding to a payment account:
if the identity information of the user is matched with the identity information corresponding to the payment account, prompting the user to blink to obtain blink video data of the user;
if the identity information of the user is not matched with the identity information corresponding to the payment account, prompting the user to re-input the payment account, further obtaining the identity information corresponding to the re-input payment account, and performing second matching authentication on the identity information corresponding to the re-input payment account and the identity information of the user:
if the identity information corresponding to the re-input payment account is matched with the identity information of the user, the user is instructed to blink, and blink video data of the user are obtained;
and if the identity information corresponding to the re-input payment account is not matched with the identity information of the user, controlling the rental cabinet to return to a preset initial interface.
3. The method for sharing a treasured rental cabinet and borrowing and returning a shared treasured according to claim 2, wherein the second matching authentication of the identity information corresponding to the re-entered payment account and the identity information of the user comprises:
marking preset point positions of each sub-picture of blink video data of a user to obtain sub-mark frame images, projecting the sub-mark frame images to a preset coordinate system, and obtaining coordinates of the sub-preset point positions in each sub-mark frame image;
determining the variation of the preset point location in the blinking video data based on the coordinates of the preset point location in each sub-marker frame image, and performing second matching authentication according to the relationship between the variation of the preset point location and the preset value:
if the variation of the preset point location is smaller than the preset value, the second matching authentication is not passed, and the rental cabinet is controlled to return to a preset initial interface;
and if the variation of the preset point location is not less than the preset value, the second matching authentication is passed, and the subsequent operation is continued.
4. The method for sharing a rental charger baby cabinet and borrowing and returning a shared charger baby according to claim 1, wherein the step 2: after the identity information authentication succeeds, determining the current state of the charge pal according to an input instruction of a user on a preset platform of the shared charge pal rental cabinet, and recording the borrowing and returning operation of the user on the charge pal on the preset platform, wherein the step comprises the following steps:
when a user inputs a charge pal borrowing instruction, scanning the residual electric quantity of charge pal in a shared charge pal rental cabinet, randomly selecting a charge pal with full electric quantity to pop out when a plurality of charge pal with full electric quantity exist in the rental cabinet, recording the number of the pop-up charge pal, selecting the charge pal with the most residual electric quantity to pop out when the rental cabinet does not have the charge pal with full electric quantity, recording the number of the pop-up charge pal, binding the number of the pop-up charge pal with the identity information of the user, generating a borrowing record, and storing the borrowing record in a database;
calculating the precious quantity of charging in the sharing precious lease cabinet that charges based on the record of borrowing, obtaining the precious theoretical precious quantity of charging in the sharing precious lease cabinet that charges to detecting the sharing precious lease cabinet that charges, obtaining the precious actual quantity of charging in the sharing precious lease cabinet that charges, and judging theoretical precious quantity of charging with it is unanimous to charge precious actual quantity:
if the quantity of the electric power supplies is consistent with the quantity of the electric power supplies, updating data in the database based on the theoretical quantity of the electric power supplies;
if the difference is not consistent, the shared charger rental cabinet gives an alarm;
when a user inputs a charge pal returning instruction, image acquisition is carried out on the pre-returned charge pal to obtain a first image of the charge pal;
performing graying processing on the first image, performing parallel line detection on the processed first image to obtain a parallel line pair of an area image, fitting a rectangular outline of the charge pal on the basis of the parallel line pair, cutting the grayed first image on the basis of a cover outline to obtain a surface image of the charge pal, and correcting the surface image of the charge pal to obtain a corrected surface image of the charge pal;
carrying out texture detection on the corrected surface image of the charge pal based on a preset texture extraction algorithm to obtain a text region of the cover image;
detecting gaps in the text region to obtain the gaps in the text region, segmenting the text region based on the gaps to obtain sub-single character images, and performing character recognition on the sub-single character images based on a preset recognition algorithm to obtain numbers of the pre-returning charge pal;
performing pattern extraction on the corrected surface image of the charge pal to obtain a pattern image, performing global analysis on the pattern image to obtain first feature points of the pattern image, performing local analysis on the pattern image based on the first feature points to extract lines of the pattern, and obtaining second feature points of the lines;
the pattern image is segmented according to preset rules to obtain a plurality of local regions, regions with second feature points in the local regions are selected as key regions based on the second feature points, the key regions are input into a stability judging model, feature stable values of the key regions are determined, the key regions with the feature stable values larger than the preset stable values are selected as stable regions, feature coding is carried out on the stable regions, and a first coding result is obtained;
based on the serial number of the pre-returning charge pal, obtaining a standard coding result of the pre-returning charge pal and carrying out similarity judgment on the standard coding result and a first coding result:
if the similarity between the standard coding result of the number of the pre-returning charge pal and the first coding result is greater than the preset value, the number of the pre-returning charge pal is consistent with the first coding result, and the function of the pre-returning charge pal is detected;
if the similarity between the standard coding result of the number of the pre-returned charge pal and the first coding result is not greater than the preset value, the number of the pre-returned charge pal is not consistent with the first coding result, and the shared charge pal rental cabinet is controlled to carry out abnormal state reminding.
5. The method for sharing a rental charger baby cabinet and borrowing and returning a shared charger baby according to claim 4, wherein the step 2: after the identity information authentication is successful, determining the current state of the charge pal according to an input instruction of a user on a preset platform of the shared charge pal rental cabinet, and recording the borrowing and returning operation of the user on the charge pal on the preset platform, wherein the method comprises the following steps:
the method comprises the steps of charging the pre-returning charge pal, detecting the residual electric quantity of the pre-returning charge pal, if the residual electric quantity of the pre-returning charge pal is increased, indicating that the pre-returning charge pal has complete functions, returning the pre-returning charge pal, recording the number of the return charge pal, binding the number of the ejection charge pal with the identity information of a user, generating a return record, and storing the return record in a database.
6. The method for sharing a rental charger baby cabinet and borrowing and returning a shared charger baby according to claim 1, wherein the step 3: the method is used for generating a payment list and sending the payment list to a payment account of a user for payment after the user returns the power bank, and comprises the following steps:
and determining the lending duration of the charge pal based on the lending record and the returning record, so as to generate a payment list and send the payment list to a payment account of the user for payment.
7. The method for sharing a rental charger baby cabinet and borrowing and returning a shared charger baby according to claim 1, wherein the step 3: after the user returns the power bank, a payment list is generated and sent to the payment account of the user for checkout, and the method further comprises the following steps:
based on the data in the database, calculating the charge pal deletion degree of the shared charge pal rental cabinet at the position:
Figure FDA0003126673100000051
wherein Q is the charge pal deletion degree, epsilon, of the shared charge pal rental cabinet1Average lending time of full charge pal, S1Number of borrowing times of full charge charger, epsilon2Average lending duration of medium-power charge pal, S2Lending times of medium electric charge pal, epsilon3For the average lending duration of the low-power charge pal, S3Borrowing times of the low-power charge pal, wherein kappa is the average retention degree of the charge pal in the shared charge pal rental cabinet, and n is the number of the charge pal in the shared charge pal rental cabinet; m represents a storage position aiming at the charge pal in the shared charge pal rental cabinet, and m is more than or equal to n;
the precious lease cabinet that charges based on sharing precious lease cabinet that charges the position of locating is judged whether need add the precious lease cabinet that charges of sharing:
if the charge pal missing degree is greater than the preset value, indicating that the charge pal at the position of the shared charge pal rental cabinet is relatively deficient, and additionally arranging a shared charge pal rental cabinet;
if the charge pal deletion degree is not greater than the preset value, it is indicated that the charge pal at the position of the shared charge pal rental cabinet is relatively sufficient, and the shared charge pal rental cabinet does not need to be additionally arranged.
8. The method for sharing a rental charger baby cabinet and borrowing and returning a shared charger baby according to claim 1, wherein the step 2: after the identity information authentication is successful, determining the current state of the charge pal according to an input instruction of a user on a preset platform of the shared charge pal rental cabinet, and recording the borrowing and returning operation process of the user on the charge pal on the preset platform, the method further comprises the following steps:
according to the precious surface image that charges confirm the sharing precious lease cabinet that charges and discern the actual rate of accuracy when precious that charges, concrete step includes:
calculating the theoretical definition of the surface image of the charge pal according to the following formula:
Figure FDA0003126673100000061
wherein K represents the theoretical definition of the surface image of the charge pal; i represents the number of pixel points in the surface image of the charge pal; c represents the total number of the image pixel points on the surface of the charge pal; s represents the total number of pixel points in the text area; a represents the number of pixel points in the text region; f. ofiExpressing the gray value of the ith pixel point in the surface image; f. ofaRepresenting the gray value of the a-th pixel point in the text region; x represents the average distance value between the ith pixel point and the surrounding adjacent pixel points a in the text region;
calculating the actual accuracy of the shared charger baby rental cabinet in recognizing the charger baby according to the following formula:
Figure FDA0003126673100000062
wherein L represents the actual accuracy rate of the shared charger rental cabinet in identifying the charger, and the value range is (0, 1);
Figure FDA0003126673100000063
the average value of theoretical definition of the historical images acquired by the shared charger rental cabinet is represented; theta represents the number of the charge pal accurately identified by the shared charge pal rental cabinet; theta represents the total number of the identified charge pal of the shared charge pal rental cabinet; p represents a conversion coefficient for sharpness;
comparing the actual accuracy rate obtained by calculation with a preset accuracy rate;
if the actual accuracy obtained through calculation is smaller than the preset accuracy, judging that the surface image of the charger baby acquired by the shared charger rental cabinet at this time is unqualified, and acquiring the image of the pre-returned charger baby again until the actual accuracy obtained through calculation is larger than or equal to the preset accuracy;
otherwise, judging that the surface image of the charge pal acquired by the shared charge pal rental cabinet at this time is qualified.
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