CN115314232B - Data processing method based on artificial intelligence and intelligent parking lot - Google Patents
Data processing method based on artificial intelligence and intelligent parking lot Download PDFInfo
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- CN115314232B CN115314232B CN202111662696.0A CN202111662696A CN115314232B CN 115314232 B CN115314232 B CN 115314232B CN 202111662696 A CN202111662696 A CN 202111662696A CN 115314232 B CN115314232 B CN 115314232B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07B—TICKET-ISSUING APPARATUS; FARE-REGISTERING APPARATUS; FRANKING APPARATUS
- G07B15/00—Arrangements or apparatus for collecting fares, tolls or entrance fees at one or more control points
- G07B15/02—Arrangements or apparatus for collecting fares, tolls or entrance fees at one or more control points taking into account a variable factor such as distance or time, e.g. for passenger transport, parking systems or car rental systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/06—Network architectures or network communication protocols for network security for supporting key management in a packet data network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
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- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
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- H—ELECTRICITY
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- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/12—Applying verification of the received information
- H04L63/123—Applying verification of the received information received data contents, e.g. message integrity
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- H—ELECTRICITY
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
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Abstract
The invention discloses a data processing method based on artificial intelligence and intelligent parking lots, which mainly solves the problem that the existing parking lot vehicle charging system is unreliable. The method comprises the following steps: acquiring the information of vehicle in-out warehouse and generating the information of vehicle charge settlement; establishing a charging settlement information storage block chain and a block chain data authentication center module; the charge settlement information encryption database uses an encryption algorithm to carry out encryption calculation on the stored data to generate ciphertext data; the charge settlement information encryption database calls and authorizes the vehicle charge system; and the vehicle charging system calls the encrypted charging settlement information when the fees are settled, and the vehicle charging settlement is completed after verification. The invention carries out encryption storage processing on the information data of the vehicle entering the parking lot, and the characteristics of the block chain that the vehicle can not be counterfeited and traced are utilized to ensure that the charging calculation of the vehicle in and out of the parking lot can not be changed, so that the operation reliability of the charging system of the intelligent parking lot is improved.
Description
Technical Field
The invention belongs to the technical field of intelligent parking lots, and particularly relates to a data processing method based on artificial intelligence and intelligent parking lots.
Background
With the improvement of living standard, the possession proportion of private cars is increased year by year, and how to solve or improve the congestion of a parking lot is a technical problem which needs to be considered at present. The purpose in wisdom parking area is to let the car owner find the parking stall more conveniently, includes the wisdom of off-line, on-line two aspects. The intelligent on-line implementation is that a car owner uses a mobile phone APP, weChat and payment treasury to acquire parking lots, parking space vacant information, charging standards, whether reservation is possible, whether charging, sharing and other services at a specified place, and the functions of pre-payment and on-line checkout are realized. Off-line intelligent is embodied in order to enable a parking person to better park in a parking space. Firstly, pass fast, avoid the past parking area to lean on the people's pipe, charge opaque, get in and out the parking area consuming time great problem. And secondly, diversified and personalized consumption upgrading services such as a special parking space, a large vehicle type parking space, a novice driver parking space, a charging pile parking space and the like are provided. Thirdly, more vehicles are parked in the same space. For example, a three-dimensional parking garage can expand the parking quantity of a unit space; the shared parking can solve the problem of vehicle parking in time-division.
However, the existing intelligent parking lot is not perfect in terms of processing the vehicle charging information, the parking lot charging and settlement system is easy to tamper with data, and the problem that the charging data is not matched with the actually generated cost frequently occurs in vehicle parking and charging and settlement.
Disclosure of Invention
The invention aims to provide a data processing method based on artificial intelligence and intelligent parking lots, which mainly solves the problem that the existing parking lot vehicle charging system is unreliable.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
a data processing method based on artificial intelligence and intelligent parking lot comprises the following steps:
(S1) the vehicle entrance recognition system performs identity recognition and information input on the entering vehicle to acquire vehicle charge settlement initial data;
(S2) the vehicle exit recognition system performs identity recognition and information input on the outgoing vehicle to acquire vehicle charging settlement cut-off data;
(S3) generating charge settlement information according to the identified vehicle information and charge settlement starting data and charge settlement cut-off data corresponding to the vehicle information;
(S4) establishing a charging settlement information storage block chain in a vehicle charging system, carrying out uplink storage on charging calculation information to form a charging settlement information encryption database, and establishing a block chain data authentication center module for confirming vehicle information call;
(S5) the charge settlement information encryption database performs encryption calculation on the stored data by using an encryption algorithm to generate ciphertext data;
(S6) the charge settlement information encryption database calls and authorizes the vehicle charge system;
and (S7) the vehicle charging system calls the encrypted charging settlement information when the fees are settled, and the vehicle charging settlement is completed after verification.
Further, in the present invention, in the step (S5), the specific method for generating ciphertext data is as follows: in the process of the secret state calculation, the data are subjected to sub-packet storage, and the sub-packet storage data are disassembled into a first data subset and a second data subset, wherein the bit number of the first data subset is larger than that of the second data subset; the first data subset and the second data subset are encrypted through a preset key.
Further, in the present invention, in the step (S6), the authorization invoking method of the charge settlement information encryption database performs node authorization for the first data subset and the second data subset for the charge settlement information encryption database; the authorization nodes of the first data subset and the second data subset have the authority to view the first data subset and the second data subset; the authorization node stores the secret key; the key is obtained through mutual negotiation between the client and the authorization node.
Further, in the present invention, in the step (S5), the process of storing the data packets is as follows:
(S51) the charge settlement information encryption database acquiring an initial value of the number of data bits of the charge settlement information in the memory block chain at a current settlement period;
(S52) generating a predicted value of the number of data bits at the current settlement period based on the historical data of the resource utilization of the memory blockchain;
(S53) judging whether an absolute value of a difference between the initial value and the predicted value exceeds a first threshold; if the first threshold value is exceeded, adjusting the target value of the data bit number in the current settlement period to the predicted value; otherwise, keeping the data bit number at the target value of the current settlement period as the initial value;
(S54) averaging the historical resource utilization of the memory blockchains, multiplying the average by a constant to obtain a corresponding product of each memory blockchain;
and (S55) averaging products corresponding to the historical resource utilization rate of the storage block chain, and calculating to obtain a second average value serving as a predicted value of the data bit number in the current settlement period.
Further, in the invention, in the charge settlement information encryption database, a double SHA256 hash function is adopted to convert the vehicle information data stored on the blockchain into binary digits with 256 bits in length through two hash operations to serve as vehicle identification encryption information, and the binary digits are uniformly stored.
Further, in the present invention, in the step (S6), the key is obtained by:
(S61) the charge settlement information encryption database randomly generating a first demand parameter;
(S62) generating first key data according to the first demand parameters and preset global parameters;
(S63) transmitting the first key data to the authorizing node; the global parameter is used for generating the first key data by the storage blockchain and is also used for generating second key data by the authorization node;
(S64) receiving second key data transmitted by the authorizing node; the second key data is generated by the authorization node according to a second demand parameter, the first key data and the global parameter which are randomly generated;
(S65) determining the key from the first key data and the second key data.
Further, in the present invention, in the step (S7), a specific settlement method is as follows: the vehicle charging system calls the encrypted charging settlement information when the fees are settled, firstly, the payment information is compared and verified with the stored vehicle information, if the verification is consistent, the payment information is fed back, the corresponding charging settlement encryption information is extracted from the charging settlement information encryption database by utilizing the blockchain data authentication center module according to license plate numbers, the charging settlement encryption information is decrypted, the decrypted charging calculation information is settled, if the charging settlement information is inconsistent, the payment information is not fed back, and the vehicle charging settlement information is ensured not to be tampered.
Compared with the prior art, the invention has the following beneficial effects:
(1) The invention carries out encryption storage processing on the information data of the vehicle entering the parking lot, and the characteristics of the block chain that the vehicle can not be counterfeited and traced are utilized to ensure that the charging calculation of the vehicle in and out of the parking lot can not be changed, so that the operation reliability of the charging system of the intelligent parking lot is improved.
(2) According to the encryption method, a double SHA256 hash function is adopted, binary digits which are stored in the blockchain and are converted into binary digits with the length of 256 bits through two hash operations are used as vehicle identification encryption information and are stored in a unified mode, the number of nodes is reduced when data with the same size are stored, and therefore occupation of storage space is reduced in the data encryption process, system operation efficiency is improved, and data encryption efficiency is further improved.
Drawings
FIG. 1 is a schematic flow chart of the method of the present invention.
FIG. 2 is a flow chart of the method of the present invention.
Fig. 3 is a schematic flow chart of key generation in the method of the present invention.
Detailed Description
The invention will be further illustrated by the following description and examples, which include but are not limited to the following examples.
Examples
As shown in fig. 1 to 3, according to the data processing method based on the artificial intelligence and the intelligent parking lot, a vehicle entrance recognition system in intelligent parking firstly performs identity recognition and information input on an entering vehicle to acquire vehicle charge settlement initial data; the method is mainly used for recording the warehousing time of the vehicle. The vehicle exit recognition system performs identity recognition and information input on the outgoing vehicle to acquire vehicle charging settlement cut-off data; the method is mainly used for recording the delivery time of the vehicle.
Meanwhile, the system determines vehicle information according to the identified vehicle information mainly through the identified license plate number, and then generates charging settlement information according to the time of entering and exiting the vehicle recorded by the system.
After the charging calculation information is generated, the charging calculation information is stored in a block chain by a charging calculation information storage block chain in a vehicle charging system in a uplink manner to form a charging calculation information encryption database, and a block chain data authentication center module for confirming vehicle information call is established.
The charge settlement information encryption database uses an encryption algorithm to carry out encryption calculation on the stored data to generate ciphertext data; in the process of the secret state calculation, the data are subjected to sub-packet storage, and the sub-packet storage data are disassembled into a first data subset and a second data subset, wherein the bit number of the first data subset is larger than that of the second data subset; the first data subset and the second data subset are encrypted through a preset key.
In this embodiment, in the encryption method, a double SHA256 hash function is adopted, binary digits stored in the blockchain and converted into binary digits with a length of 256 bits through two hash operations are used as vehicle identification encryption information and are stored in a unified manner, and the number of nodes is reduced when data with the same size are stored, so that occupation of storage space is reduced in a data encryption process, system operation efficiency is improved, and data encryption efficiency is further improved.
The data packetization and storage process is as follows:
the charge settlement information encryption database acquires an initial value of the number of data bits of the charge settlement information in the memory block chain in a current settlement period. And generating a predicted value of the data bit number in the current settlement period according to the historical data of the resource utilization rate of the storage block chain. Judging whether the absolute value of the difference value between the initial value and the predicted value exceeds a first threshold value; if the first threshold value is exceeded, adjusting the target value of the data bit number in the current settlement period to the predicted value; otherwise, the data bit number is kept as the initial value at the target value of the current settlement period. And averaging the historical resource utilization rate of the storage block chains, and multiplying the average value by a constant to obtain a corresponding product of each storage block chain. And taking an average value of products corresponding to the historical resource utilization rate of the storage block chain, and calculating to obtain a second average value which is used as a predicted value of the data bit number in the current settlement period. The sub-package storage is to split and store the data, so that the security of the data can be improved.
The charge settlement information encryption database calls and authorizes the vehicle charge system: the charge settlement information encryption database performs node authorization on the first data subset and the second data subset; the authorization nodes of the first data subset and the second data subset have the authority to view the first data subset and the second data subset; the authorization node stores the secret key; the key is obtained through mutual negotiation between the client and the authorization node.
Wherein the key is obtained by:
the charge settlement information encryption database randomly generates a first demand parameter; generating first key data according to the first demand parameters and preset global parameters; transmitting the first key data to the authorizing node; the global parameter is used for generating the first key data by the storage blockchain and is also used for generating second key data by the authorization node; receiving second key data sent by the authorization node; the second key data is generated by the authorization node according to a second demand parameter, the first key data and the global parameter which are randomly generated; and determining the key according to the first key data and the second key data.
And finally, when the fees are settled, the vehicle charging system calls the encrypted fee settlement information, firstly, the fee payment information is compared with the stored vehicle information, if the fee payment information is consistent with the stored vehicle information, the fee payment information is fed back, the corresponding fee settlement encryption information is extracted from the fee settlement information encryption database by utilizing the blockchain data authentication center module according to the license plate number, the fee settlement encryption information is decrypted, the decrypted fee calculation information is settled, and if the fee payment information is inconsistent, the fee payment information is not fed back, so that the fee settlement information of the vehicle is ensured not to be tampered.
Through the design, the vehicle in-out and in-in information data of the parking lot are encrypted and stored, the unchangeable charging calculation of the vehicle in-out and in-in of the parking lot is ensured by utilizing the characteristics of the block chain, which can not be forged and traced, and the operation reliability of a charging system of the intelligent parking lot is improved. Thus, the present invention provides a significant and substantial advance over the prior art.
The above embodiment is only one of the preferred embodiments of the present invention, and should not be used to limit the scope of the present invention, but all the insubstantial modifications or color changes made in the main design concept and spirit of the present invention are still consistent with the present invention, and all the technical problems to be solved are included in the scope of the present invention.
Claims (5)
1. The data processing method based on the artificial intelligence and the intelligent parking lot is characterized by comprising the following steps of:
(S1) the vehicle entrance recognition system performs identity recognition and information input on the entering vehicle to acquire vehicle charge settlement initial data;
(S2) the vehicle exit recognition system performs identity recognition and information input on the outgoing vehicle to acquire vehicle charging settlement cut-off data;
(S3) generating charge settlement information according to the identified vehicle information and charge settlement starting data and charge settlement cut-off data corresponding to the vehicle information;
(S4) establishing a charging settlement information storage block chain in a vehicle charging system, carrying out uplink storage on charging calculation information to form a charging settlement information encryption database, and establishing a block chain data authentication center module for confirming vehicle information call;
(S5) the charge settlement information encryption database performs encryption calculation on the stored data by using an encryption algorithm to generate ciphertext data; the specific method for generating ciphertext data comprises the following steps: in the process of the secret state calculation, the data are subjected to sub-packet storage, and the sub-packet storage data are disassembled into a first data subset and a second data subset, wherein the bit number of the first data subset is larger than that of the second data subset; encrypting the first data subset and the second data subset through a preset key;
the data packetization and storage process is as follows:
(S51) the charge settlement information encryption database acquiring an initial value of the number of data bits of the charge settlement information in the memory block chain at a current settlement period;
(S52) generating a predicted value of the number of data bits at the current settlement period based on the historical data of the resource utilization of the memory blockchain;
(S53) judging whether an absolute value of a difference between the initial value and the predicted value exceeds a first threshold; if the first threshold value is exceeded, adjusting the target value of the data bit number in the current settlement period to the predicted value; otherwise, keeping the data bit number at the target value of the current settlement period as the initial value;
(S54) averaging the historical resource utilization of the memory blockchains, multiplying the average by a constant to obtain a corresponding product of each memory blockchain;
(S55) taking an average value of products corresponding to the historical resource utilization rate of the storage block chain, and calculating to obtain a second average value which is used as a predicted value of the data bit number in the current settlement period;
(S6) the charge settlement information encryption database calls and authorizes the vehicle charge system;
and (S7) the vehicle charging system calls the encrypted charging settlement information when the fees are settled, and the vehicle charging settlement is completed after verification.
2. The method for processing data based on artificial intelligence and smart parking lot according to claim 1, wherein in the step (S6), the authorization invoking method of the charge settlement information encryption database authorizes the first data subset and the second data subset for the charge settlement information encryption database; the authorization nodes of the first data subset and the second data subset have the authority to view the first data subset and the second data subset; the authorization node stores the secret key; the key is obtained through mutual negotiation between the client and the authorization node.
3. The data processing method based on artificial intelligence and intelligent parking lot according to claim 2, wherein in the charge settlement information encryption database, a double SHA256 hash function is adopted to convert the vehicle information data stored in the blockchain into binary digits with 256 bits in length through two hash operations to serve as vehicle identification encryption information, and the binary digits are uniformly stored.
4. A data processing method based on artificial intelligence and smart parking lots according to claim 3, characterized in that in said step (S6), said key is obtained by:
(S61) the charge settlement information encryption database randomly generating a first demand parameter;
(S62) generating first key data according to the first demand parameters and preset global parameters;
(S63) transmitting the first key data to the authorizing node; the global parameter is used for generating the first key data by the storage blockchain and is also used for generating second key data by the authorization node;
(S64) receiving second key data transmitted by the authorizing node; the second key data is generated by the authorization node according to a second demand parameter, the first key data and the global parameter which are randomly generated;
(S65) determining the key from the first key data and the second key data.
5. The method for processing data based on artificial intelligence and smart parking lot according to claim 4, wherein in the step (S7), the specific settlement method is as follows: the vehicle charging system calls the encrypted charging settlement information when the fees are settled, firstly, the payment information is compared and verified with the stored vehicle information, if the verification is consistent, the payment information is fed back, the corresponding charging settlement encryption information is extracted from the charging settlement information encryption database by utilizing the blockchain data authentication center module according to license plate numbers, the charging settlement encryption information is decrypted, the decrypted charging calculation information is settled, if the charging settlement information is inconsistent, the payment information is not fed back, and the vehicle charging settlement information is ensured not to be tampered.
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| CN108615402A (en) * | 2018-06-14 | 2018-10-02 | 山东交通学院 | A kind of intelligent parking and parking stall shared system based on block chain technology |
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