CN111259678B - Automatic information reproducing method - Google Patents

Automatic information reproducing method Download PDF

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CN111259678B
CN111259678B CN201910316496.6A CN201910316496A CN111259678B CN 111259678 B CN111259678 B CN 111259678B CN 201910316496 A CN201910316496 A CN 201910316496A CN 111259678 B CN111259678 B CN 111259678B
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dimensional code
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CN111259678A (en
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王超锋
周凯
王飞
刘磊
宋尚安
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Shanghai Xixin Software Engineering Co ltd
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06KGRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K7/00Methods or arrangements for sensing record carriers, e.g. for reading patterns
    • G06K7/10Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
    • G06K7/10544Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
    • G06K7/10821Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
    • G06K7/10861Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices sensing of data fields affixed to objects or articles, e.g. coded labels
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01DMEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
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    • G01D21/02Measuring two or more variables by means not covered by a single other subclass
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
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    • G06Q50/26Government or public services
    • G06Q50/265Personal security, identity or safety
    • GPHYSICS
    • G07CHECKING-DEVICES
    • G07FCOIN-FREED OR LIKE APPARATUS
    • G07F17/00Coin-freed apparatus for hiring articles; Coin-freed facilities or services
    • G07F17/0042Coin-freed apparatus for hiring articles; Coin-freed facilities or services for hiring of objects
    • G07F17/0057Coin-freed apparatus for hiring articles; Coin-freed facilities or services for hiring of objects for the hiring or rent of vehicles, e.g. cars, bicycles or wheelchairs

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Abstract

The present invention relates to an automated information reproduction method including using an automated information reproduction system to determine whether to perform on-site display of a standard two-dimensional code pattern based on a result of surrounding human voice detection in a case where it is detected that a two-dimensional code pattern printed on a shared bicycle is scratched.

Description

Automatic information reproducing method
Technical Field
The invention relates to the field of information processing, in particular to an automatic information reproduction method.
Background
Information is neither material nor energy, and is a general term for a human being to exchange content with an external environment when adapting to the external environment and when making coordination when perceiving the external environment. Therefore, it can be considered that information is a kind of signal quantity of interactive communication of a person with the outside. Information is what can be used to remove uncertainty and is the negative of the logarithm of the probability of an event occurring. Information processing is the reception, storage, conversion, transmission, distribution, etc. of information. The information is indistinguishable from our daily routine.
Information (information) is both an abstract concept and a ubiquitous real event. The founder of the control theory, Wiener (Norbert Wiener), believes that information is neither material nor energy, and is a general term for human beings to exchange content with an external environment when adapting to the external environment and when making coordination while perceiving the external environment. Therefore, it can be considered that information is a kind of signal quantity of interactive communication of a person with the outside.
The information processing is to carry out the processes of removing false and true, removing coarse and fine, from the outside to the inside and from the outside to the inside of the collected information. The method is an activity process for producing secondary information which has high value content and is convenient for users to utilize on the basis of original information. This process will add value to the information. Only upon appropriate processing of the information can new, effective information or knowledge be generated to guide the decision.
Disclosure of Invention
The invention needs to have the following key invention points:
(1) under the condition that the two-dimensional code pattern printed on the shared bicycle is detected to be scratched, whether the on-site display of the standard two-dimensional code pattern is executed or not is determined based on the result of the surrounding voice detection, so that the shared bicycle is prevented from being stolen as private by a lawbreaker;
(2) determining a subsequently adopted image smoothing strategy according to the similarity analysis result of each shape of each object in the image to be processed, thereby realizing the self-adaptive image processing operation based on the image content;
(3) and selecting subsequent processing equipment with corresponding power consumption capability based on the analysis result of the power consumption level of the front-end equipment so as to avoid adverse effects on the quality of the processed image caused by severe change of the real-time power consumption level of the whole system.
According to an aspect of the present invention, there is provided an automated information reproduction method including using an automated information reproduction system to determine whether to perform live display of a standard two-dimensional code pattern based on a result of surrounding human voice detection in a case where it is detected that a two-dimensional code pattern printed on a shared bicycle is scraped, the automated information reproduction system including:
the damage detection device is connected with the color correction device and used for identifying a two-dimensional code area in a color correction image based on two-dimensional code imaging characteristics, comparing the two-dimensional code area with a standard two-dimensional code pattern to determine the goodness of fit of the two-dimensional code areas, and sending a first detection signal when the goodness of fit exceeds a limited amount, otherwise, sending a second detection signal;
the human voice analysis equipment is positioned on a seat of the shared bicycle, is connected with the damage detection equipment and is used for carrying out human voice analysis on the sensed ambient environment sound so as to send a display driving instruction when the human voice audio component is determined to exist and the second detection signal is received, or else, send a display stopping instruction;
the liquid crystal display screen is connected with the voice analysis equipment, is used for displaying the standard two-dimensional code pattern when receiving the display driving instruction, and is also used for interrupting the display of the standard two-dimensional code pattern when receiving the display stopping instruction;
the needle point camera is positioned on a seat of the shared bicycle and is used for shooting a two-dimensional code pattern printed on the shared bicycle so as to obtain and output a corresponding field acquisition image;
the electric quantity identification device is connected with a power input terminal of the needle tip camera and used for analyzing the power utilization level of the needle tip camera based on the voltage input by the power input terminal every hour and the current input every hour;
the field timer is connected with the electric quantity identification equipment and used for providing a timing reference signal for the electric quantity identification equipment;
in the power amount recognition apparatus, performing the analysis of the power level of the needle tip camera based on the voltage input per hour and the current input per hour by the power input terminal includes: multiplying the voltage input every hour by the current input every hour to obtain power consumed every hour, and determining the power utilization level of the corresponding needle point camera based on the power consumed every hour;
in the electric quantity identification equipment, the higher the power consumption per hour is, the higher the power consumption level of the corresponding needle point camera is;
and the power supply switching equipment is connected with the electric quantity identification equipment and used for supplying power to the statistical sorting filtering equipment when the received power utilization level exceeds the limit and supplying power to the alpha mean value filtering equipment when the received power utilization level does not exceed the limit.
The automatic information reproduction method is effective in theft prevention and convenient to use. When the fact that the two-dimensional code pattern printed on the shared bicycle is scraped is detected, whether the on-site display of the standard two-dimensional code pattern is executed or not is determined based on the result of the surrounding human voice detection, and therefore the fact that the shared bicycle is stolen as private use by lawbreakers is avoided.
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Embodiments of the invention will now be described with reference to the accompanying drawings, in which:
fig. 1 is a schematic view showing an outer shape of a two-dimensional code used in an automated information reproducing system according to an embodiment of the present invention.
Detailed Description
An embodiment of the automated information reproducing method of the present invention will be described in detail below with reference to the accompanying drawings.
The two-dimensional Code is also called as a two-dimensional Bar Code, a common two-dimensional Code is a QR Code, and QR is known as Quick Response, which is an ultra-popular coding mode on mobile equipment in recent years, and compared with the traditional Bar Code, the two-dimensional Code can store more information and represent more data types.
The two-dimensional bar code/two-dimensional code (2-dimensional bar code) records data symbol information by using black and white alternate graphs which are distributed on a plane (two-dimensional direction) according to a certain rule by using a certain specific geometric figure; the concept of '0' and '1' bit stream which forms the internal logic base of computer is skillfully utilized in coding, a plurality of geometric shapes corresponding to binary system are used for representing literal numerical information, and the information is automatically read by an image input device or an optoelectronic scanning device so as to realize the automatic processing of the information: it has some commonality of barcode technology: each code system has its specific character set; each character occupies a certain width; has certain checking function and the like. Meanwhile, the method also has the function of automatically identifying information of different rows and processing the graph rotation change points.
At present, shared bicycles are commonly used, however, with the popularization of shared bicycles, some defects also emerge on the water surface, for example, in order to steal the shared bicycle for use, some lawbreakers scrape a cutter on a two-dimensional code pattern printed on the shared bicycle, so that others cannot scan the two-dimensional code, and obviously, the economic benefit of the shared bicycle operator is seriously damaged by the behavior.
In order to overcome the above-mentioned disadvantages, the present invention sets up an automated information reproduction method that includes using an automated information reproduction system to determine whether to perform on-site display of a standard two-dimensional code pattern based on a result of surrounding human voice detection in a case where it is detected that a two-dimensional code pattern printed on a shared bicycle is scratched. The automatic information reproduction system can effectively solve the corresponding technical problems.
Fig. 1 is a schematic view showing an outer shape of a two-dimensional code used in an automated information reproducing system according to an embodiment of the present invention.
An automated information reproduction system according to an embodiment of the present invention includes:
the damage detection device is connected with the color correction device and used for identifying a two-dimensional code area in a color correction image based on two-dimensional code imaging characteristics, comparing the two-dimensional code area with a standard two-dimensional code pattern to determine the goodness of fit of the two-dimensional code areas, and sending a first detection signal when the goodness of fit exceeds a limited amount, otherwise, sending a second detection signal;
the human voice analysis equipment is positioned on a seat of the shared bicycle, is connected with the damage detection equipment and is used for carrying out human voice analysis on the sensed ambient environment sound so as to send a display driving instruction when the human voice audio component is determined to exist and the second detection signal is received, or else, send a display stopping instruction;
the liquid crystal display screen is connected with the voice analysis equipment, is used for displaying the standard two-dimensional code pattern when receiving the display driving instruction, and is also used for interrupting the display of the standard two-dimensional code pattern when receiving the display stopping instruction;
the needle point camera is positioned on a seat of the shared bicycle and is used for shooting a two-dimensional code pattern printed on the shared bicycle so as to obtain and output a corresponding field acquisition image;
the electric quantity identification device is connected with a power input terminal of the needle tip camera and used for analyzing the power utilization level of the needle tip camera based on the voltage input by the power input terminal every hour and the current input every hour;
the field timer is connected with the electric quantity identification equipment and used for providing a timing reference signal for the electric quantity identification equipment;
in the power amount recognition apparatus, performing the analysis of the power level of the needle tip camera based on the voltage input per hour and the current input per hour by the power input terminal includes: multiplying the voltage input every hour by the current input every hour to obtain power consumed every hour, and determining the power utilization level of the corresponding needle point camera based on the power consumed every hour;
in the electric quantity identification equipment, the higher the power consumption per hour is, the higher the power consumption level of the corresponding needle point camera is;
the power supply switching equipment is connected with the electric quantity identification equipment, and is used for supplying power to the statistical sorting filtering equipment when the received power utilization level exceeds the limit, and also used for supplying power to the alpha mean value filtering equipment when the received power utilization level does not exceed the limit;
the statistical sorting filtering equipment is respectively connected with the power supply switching equipment and the electric quantity identification equipment and is used for executing statistical sorting filtering processing on the received field collected images in a power-on state so as to obtain and output corresponding real-time filtering images;
the alpha mean value filtering equipment is respectively connected with the power supply switching equipment and the electric quantity identification equipment and is used for executing alpha mean value filtering processing on the received field collected image in a power-on state so as to obtain and output a corresponding real-time filtering image;
the color correction device is respectively connected with the statistical sorting filtering device and the alpha mean value filtering device and is used for executing color correction processing on the real-time filtering image sent by the statistical sorting filtering device or the alpha mean value filtering device so as to obtain and output a corresponding color correction image;
the liquid crystal display screen comprises a transparent metal outer cover and is used for resisting the impact of external force on the liquid crystal display screen.
Next, the detailed structure of the automated information reproduction system of the present invention will be further described.
In the automated information reproduction system:
the power supply switching equipment is also used for stopping providing power supply for the statistical sorting filtering equipment when the received power utilization level exceeds the limit;
and the power supply switching equipment is also used for stopping providing power supply for alpha mean value filtering when the received power utilization level is not exceeded.
The automated information reproduction system may further include:
and the static random access memory device is connected with the color correction device and is used for receiving and temporarily storing the color correction image.
The automated information reproduction system may further include:
the noise analysis device is connected with the color correction device and used for receiving the color correction image, acquiring the pixel value and the coordinate position of each pixel point in the color correction image, and determining the sharpness grade of the color correction image based on the pixel value and the coordinate position of each pixel point in the color correction image; in the noise analysis device, determining the sharpness level of the color corrected image based on the pixel values and the coordinate positions of the respective pixel points in the color corrected image comprises: and determining pixel points of which the pixel values exceed the mean value of all the pixel values of the field pixel points in the color correction image to serve as abrupt change pixel points, taking a plurality of abrupt change pixel points forming a continuous curve as an acute curve, and counting the number of the acute curves in the color correction image.
The automated information reproduction system may further include:
and the parameter extraction equipment is connected with the noise analysis equipment and is used for performing time-frequency conversion on the color correction image to obtain a corresponding frequency domain matrix, receiving the sharpness grade and determining a corresponding frequency threshold value based on the sharpness grade.
The automated information reproduction system may further include:
and the coordinate processing device is respectively connected with the parameter extraction device and the noise analysis device and is used for calculating the square sum of the abscissa and the ordinate of each point in the frequency domain matrix, keeping the original frequency domain value of the point when the square value of the square sum is less than or equal to the frequency threshold value, and setting the frequency domain value of the point to be zero when the square value of the square sum is greater than the frequency threshold value.
The automated information reproduction system may further include:
and the frequency-time conversion equipment is respectively connected with the damage detection equipment and the coordinate processing equipment and is used for receiving the frequency domain value of each point in the frequency domain matrix processed by the coordinate processing equipment, forming a processed data matrix based on the frequency domain value processed by each point, performing frequency-time conversion on the data matrix to obtain a frequency-time conversion image corresponding to the color correction image, and replacing the color correction image with the frequency-time conversion image and sending the frequency-time conversion image to the damage detection equipment.
In the automated information reproduction system:
in the parameter extraction equipment, the determined corresponding frequency threshold value is in direct proportion to the sharpness grade;
wherein the noise analysis device is further configured to send out an image smoothing signal when the number of sharp curves is zero;
wherein the noise analysis device, the parameter extraction device, and the coordinate processing device are integrated on the same integrated circuit board;
wherein, in the noise analysis device, determining the sharpness level of the color correction image based on the pixel values and the coordinate positions of the respective pixel points in the color correction image further comprises: determining a sharpness level of the color corrected image based on a number of sharpness curves in the color corrected image, the number of sharpness curves in the color corrected image being proportional to the sharpness level of the color corrected image.
In addition, the alpha mean filtering device may be implemented using a CPLD. The CPLD has the characteristics of flexible programming, high integration level, short design and development period, wide application range, advanced development tool, low design and manufacturing cost, low requirement on hardware experience of designers, no need of testing standard products, strong confidentiality, popular price and the like, can realize large-scale circuit design, and is widely applied to prototype design and product production (generally less than 10,000) of products. CPLD devices are used in almost all applications where small-scale, general-purpose digital integrated circuits are used. The CPLD device has become an indispensable component of electronic products, and its design and application become a necessary skill for electronic engineers.
The CPLD is a digital integrated circuit in which a user constructs logic functions according to his or her own needs. The basic design method is to generate corresponding target files by means of an integrated development software platform and methods such as schematic diagrams, hardware description languages and the like, and to transmit codes to a target chip through a download cable (programming in the system) so as to realize the designed digital system.
It should be understood that portions of the present invention may be implemented in hardware, software, firmware, or a combination thereof. In the above embodiments, the various steps or methods may be implemented in software or firmware stored in memory and executed by a suitable instruction execution system. For example, if implemented in hardware, as in another embodiment, any one or combination of the following techniques, which are known in the art, may be used: a discrete logic circuit having a logic gate circuit for implementing a logic function on a data signal, an application specific integrated circuit having an appropriate combinational logic gate circuit, a Programmable Gate Array (PGA), a Field Programmable Gate Array (FPGA), or the like.
It will be understood by those skilled in the art that all or part of the steps carried by the method for implementing the above embodiments may be implemented by hardware related to instructions of a program, which may be stored in a computer readable storage medium, and when the program is executed, the program includes one or a combination of the steps of the method embodiments.
The storage medium mentioned above may be a read-only memory, a magnetic or optical disk, etc. Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims (5)

1. An automated information reproduction method including using an automated information reproduction system to determine whether to perform live display of a standard two-dimensional code pattern based on a result of surrounding human voice detection in a case where it is detected that a two-dimensional code pattern printed on a shared bicycle is scraped, the automated information reproduction system comprising:
the damage detection device is connected with the color correction device and used for identifying a two-dimensional code area in a color correction image based on two-dimensional code imaging characteristics, comparing the two-dimensional code area with a standard two-dimensional code pattern to determine the goodness of fit of the two-dimensional code areas, and sending a first detection signal when the goodness of fit exceeds a limited amount, otherwise, sending a second detection signal;
the human voice analysis equipment is positioned on a seat of the shared bicycle, is connected with the damage detection equipment and is used for carrying out human voice analysis on the sensed ambient environment sound so as to send a display driving instruction when the human voice audio component is determined to exist and the second detection signal is received, or else, send a display stopping instruction;
the liquid crystal display screen is connected with the voice analysis equipment, is used for displaying the standard two-dimensional code pattern when receiving the display driving instruction, and is also used for interrupting the display of the standard two-dimensional code pattern when receiving the display stopping instruction;
the needle point camera is positioned on a seat of the shared bicycle and is used for shooting a two-dimensional code pattern printed on the shared bicycle so as to obtain and output a corresponding field acquisition image;
the electric quantity identification device is connected with a power input terminal of the needle tip camera and used for analyzing the power utilization level of the needle tip camera based on the voltage input by the power input terminal every hour and the current input every hour;
the field timer is connected with the electric quantity identification equipment and used for providing a timing reference signal for the electric quantity identification equipment;
in the power amount recognition apparatus, performing the analysis of the power level of the needle tip camera based on the voltage input per hour and the current input per hour by the power input terminal includes: multiplying the voltage input every hour by the current input every hour to obtain power consumed every hour, and determining the power utilization level of the corresponding needle point camera based on the power consumed every hour;
in the electric quantity identification equipment, the higher the power consumption per hour is, the higher the power consumption level of the corresponding needle point camera is;
the power supply switching equipment is connected with the electric quantity identification equipment, and is used for supplying power to the statistical sorting filtering equipment when the received power utilization level exceeds the limit, and also used for supplying power to the alpha mean value filtering equipment when the received power utilization level does not exceed the limit;
the statistical sorting filtering equipment is respectively connected with the power supply switching equipment and the electric quantity identification equipment and is used for executing statistical sorting filtering processing on the received field collected images in a power-on state so as to obtain and output corresponding real-time filtering images;
the alpha mean value filtering equipment is respectively connected with the power supply switching equipment and the electric quantity identification equipment and is used for executing alpha mean value filtering processing on the received field collected image in a power-on state so as to obtain and output a corresponding real-time filtering image;
the color correction device is respectively connected with the statistical sorting filtering device and the alpha mean value filtering device and is used for executing color correction processing on the real-time filtering image sent by the statistical sorting filtering device or the alpha mean value filtering device so as to obtain and output a corresponding color correction image;
the liquid crystal display screen comprises a transparent metal outer cover and a transparent metal outer cover, wherein the transparent metal outer cover is used for resisting the impact of external force on the liquid crystal display screen;
the frequency-time conversion equipment is respectively connected with the damage detection equipment and the coordinate processing equipment and is used for receiving the frequency domain value of each point in the frequency domain matrix processed by the coordinate processing equipment, forming a processed data matrix based on the frequency domain value processed by each point, performing frequency-time conversion on the data matrix to obtain a frequency-time conversion image corresponding to the color correction image, and replacing the color correction image with the frequency-time conversion image and sending the frequency-time conversion image to the damage detection equipment;
in the parameter extraction equipment, the determined corresponding frequency threshold value is in direct proportion to the sharpness grade;
the noise analysis equipment is used for sending out an image smoothing signal when the number of the sharp curves is zero;
wherein the noise analysis device, the parameter extraction device, and the coordinate processing device are integrated on the same integrated circuit board;
wherein, in the noise analysis device, determining the sharpness level of the color correction image based on the pixel values and the coordinate positions of the respective pixel points in the color correction image further comprises: determining a sharpness level of the color corrected image based on a number of sharpness curves in the color corrected image, the number of sharpness curves in the color corrected image being proportional to the sharpness level of the color corrected image.
2. The method of claim 1, wherein:
the power supply switching equipment is also used for stopping providing power supply for the statistical sorting filtering equipment when the received power utilization level exceeds the limit;
and the power supply switching equipment is also used for stopping providing power supply for alpha mean value filtering when the received power utilization level is not exceeded.
3. The method of claim 2, wherein the system further comprises:
and the static random access memory device is connected with the color correction device and is used for receiving and temporarily storing the color correction image.
4. The method of claim 3, wherein the system further comprises:
the noise analysis device is connected with the color correction device and used for receiving the color correction image, acquiring the pixel value and the coordinate position of each pixel point in the color correction image, and determining the sharpness grade of the color correction image based on the pixel value and the coordinate position of each pixel point in the color correction image; in the noise analysis device, determining the sharpness level of the color corrected image based on the pixel values and the coordinate positions of the respective pixel points in the color corrected image comprises: and determining pixel points of which the pixel values exceed the mean value of all the pixel values of the field pixel points in the color correction image to serve as abrupt change pixel points, taking a plurality of abrupt change pixel points forming a continuous curve as an acute curve, and counting the number of the acute curves in the color correction image.
5. The method of claim 4, wherein the system further comprises:
and the parameter extraction equipment is connected with the noise analysis equipment and is used for performing time-frequency conversion on the color correction image to obtain a corresponding frequency domain matrix, receiving the sharpness grade and determining a corresponding frequency threshold value based on the sharpness grade.
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