CN106373256B - The method and system of RMB version identification - Google Patents
The method and system of RMB version identification Download PDFInfo
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- CN106373256B CN106373256B CN201610704638.2A CN201610704638A CN106373256B CN 106373256 B CN106373256 B CN 106373256B CN 201610704638 A CN201610704638 A CN 201610704638A CN 106373256 B CN106373256 B CN 106373256B
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- Prior art keywords
- rmb
- metal wire
- data channel
- wave crest
- version
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07D—HANDLING OF COINS OR VALUABLE PAPERS, e.g. TESTING, SORTING BY DENOMINATIONS, COUNTING, DISPENSING, CHANGING OR DEPOSITING
- G07D7/00—Testing specially adapted to determine the identity or genuineness of valuable papers or for segregating those which are unacceptable, e.g. banknotes that are alien to a currency
- G07D7/16—Testing the dimensions
- G07D7/164—Thickness
Abstract
The present invention provides a kind of method and systems of RMB version identification, are related to currency recognition method field.This method comprises: extract RMB effective thickness data in the row direction；Along the column direction of effective thickness data, the metal wire wave crest in each data channel is detected respectively；According in each data channel, there are the quantitative determination of the metal wire wave crest data channel, there are metal wires；According to the version of the location determination RMB of metal wire.The metal wire wave crest data that recognition methods provided by the invention passes through detection RMB safety line region, to determine metal wire position and version, it is substantially not subject to the influence of the RMB self characters such as bank note sample abrasion, easy to operate, identification RMB version is faster.
Description
Technical field
The invention belongs to the method and systems that currency recognition technical field more particularly to a kind of RMB version identify.
Background technique
People's Bank of China has issued two editions RMB respectively at 2005 and 2015, and now two editions RMB are same in the market
When circulating.Because being related to the identification of RMB version during money-checking, version identification is correct to be just conducive to the subsequent other knowledges of progress
Do not judge, thus it is necessary to identify to version.The algorithm that existing neural network algorithm identifies RMB version, it is first
First RMB image is pre-processed, eliminates some unfavorable information and noise, then RMB sequence number is split and
Normalization, and the feature vector of character is extracted, finally character is emulated using neural network.Existing neural network algorithm pair
The dependence of RMB sample is stronger, such as the sample of different temperatures, is split and normalized convergence to RMB sequence number
Speed is slow, and quantity of parameters is needed to participate in calculating, and such as the initial value of network topology structure, weight and threshold value, increases identification
Complexity.
The above problem is urgently to be resolved.
Summary of the invention
It is slow compared with strong, convergence rate to the identification sample dependence of RMB version for the prior art and identification process is multiple
Miscellaneous defect, the embodiment of the present invention provide a kind of method and system of RMB version identification.
The present invention provides a kind of RMB version knowledge method for distinguishing, comprising:
Extract RMB effective thickness data in the row direction；
Along the column direction of the effective thickness data, the metal wire wave crest in each data channel is detected respectively；
According in each channel, there are the quantitative determination of the metal wire wave crest data channel, there are metal wires；
According to the version of the location determination RMB of the metal wire.
Preferably, the RMB institute effective thickness data in the row direction of extracting include: before
The background data on line direction where removal RMB.
Preferably, the column direction along the effective thickness data, detects the metal wire in each data channel respectively
Wave crest specifically includes:
The quantity of the metal wire wave crest in each data channel is obtained by the thickness map of RMB.
It is preferably, described that according in each channel, there are the quantitative determination of the metal wire wave crest data channel there is gold
Belong to line to specifically include:
There are the data channel serial numbers of the metal wire wave crest for record, and
There are there are the quantity of metal wire wave crest in the data channel of metal wire wave crest.
Preferably, the version of the location determination RMB according to the metal wire specifically includes:
The data channel is ten, successively carries out channel number along length of paper currency direction；
If existing metal wire wave crest number is more than or equal to 3 in certain data channel, and the data channel belongs in No. 1-3
Some data channel or No. 8-10 in some data channel, then be 2015 editions RMB；
If existing metal wire wave crest number is greater than 3 in certain data channel, and the data channel belongs to certain in No. 4-7
One data channel is then 2005 editions RMB.
Also a kind of system of RMB version identification of the present invention, comprising:
Extraction module, for extract RMB effective thickness data in the row direction；
Detection module detects the metal in each data channel for the column direction along the effective thickness data respectively
Line wave crest；
First determination module, for according to there are the quantitative determination of the metal wire wave crest data channel in each channel
There are metal wires；
Second determination module, for the version according to the location determination RMB of the metal wire.
Preferably, the system also includes:
Module is removed, for removing the background data on the line direction where RMB.
Preferably, the detection module is specifically used for:
The quantity of the metal wire wave crest in each data channel is obtained by the thickness map of RMB.
Preferably, first determination module is specifically used for:
There are the data channel serial numbers of the metal wire wave crest for record, and
There are there are the quantity of metal wire wave crest in the data channel of metal wire wave crest.
Preferably, second determination module is specifically used for:
The data channel is ten, successively carries out channel number along length of paper currency direction；
If existing metal wire wave crest number is more than or equal to 3 in certain data channel, and the data channel belongs in No. 1-3
Some data channel or No. 8-10 in some data channel, then be 2015 editions RMB；
If existing metal wire wave crest number is greater than 3 in certain data channel, and the data channel belongs to certain in No. 4-7
One data channel is then 2005 editions RMB.
The utility model has the advantages that metal wire wave crest of the recognition methods provided by the invention by detection RMB safety line region
Data are substantially not subject to the influence of the RMB self characters such as bank note sample abrasion to determine metal wire position and version,
Easy to operate, identification RMB version is faster.
Detailed description of the invention
Fig. 1 is the method and step figure of RMB version provided in an embodiment of the present invention identification；
Fig. 2 be another embodiment of the present invention provides RMB version identification method and step figure；
Fig. 3 is the method and step figure for the RMB version identification that yet another embodiment of the invention provides；
Fig. 4 is the system construction drawing of RMB version provided in an embodiment of the present invention identification；
Fig. 5 is the system construction drawing for the RMB version identification that further embodiment of this invention provides.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
The present invention provides a kind of RMB version knowledge method for distinguishing, as shown in Figure 1, comprising:
S100, extract RMB effective thickness data in the row direction；
S200, along the column direction of the effective thickness data, detect the metal wire wave crest in each data channel respectively；
S300, according in each channel, there are the quantitative determination of the metal wire wave crest data channel, there are metal wires；
S400, the version according to the location determination RMB of the metal wire.
Specifically, for the metal wire of RMB using white, width is not less than 60mm, and a Zhang Renmin according to national regulation
About 0.1 millimeter of coin thickness, the position of about 20 microns of a wires thickness, the two superposition will be omited than the thickness of RMB
It is thick.There are metal wire wave crests in metal wire, can determine that the people of different editions according to metal wire wave crest and effective thickness data
People's coin.
Preferably, as shown in Fig. 2, the RMB institute effective thickness data in the row direction of extracting include: before
The background data on line direction where S500, removal RMB.
Specifically, background data numerical value is less than normal substantially zeroed, effective thickness data are true banknote thickness data, numerical value
It is bigger than normal, background and effective thickness data separation can be come by the way that threshold value is arranged.Such as, 25 can be set a threshold to, wherein background
For the value in region essentially less than 10, the width regions value of effective thickness data is the width of general effective thickness data greater than 40
Regional value is 50-60.
Preferably, the column direction along the effective thickness data, detects the metal wire in each data channel respectively
Wave crest specifically includes:
The quantity of the metal wire wave crest in each data channel is obtained by the thickness map of RMB.
Specifically, setting effective thickness data herein, along column direction, there are ten channels, for by the hardware controls detected
It, can also be according to the quantity in different detection hardware adaptive mechanism adjustment channels, to measure belonging to metal wire set by mechanical structure
Channel range.
Preferably, as shown in figure 3, it is described according to there are the quantitative determination of the metal wire wave crest data in each channel
There are metal wires to specifically include in channel:
S301, there are the data channel serial numbers of the metal wire wave crest for record, and
There are there are the quantity of metal wire wave crest in the data channel of metal wire wave crest.
Specifically, can identify the bank note of different editions according to the position difference of metal wire, pass through of wave crest in channel
Number can determine whether channel is position where metal wire.
Preferably, the version of the location determination RMB according to the metal wire specifically includes:
The data channel is ten, successively carries out channel number along length of paper currency direction；
If existing metal wire wave crest number is more than or equal to 3 in certain data channel, and the data channel belongs in No. 1-3
Some data channel or No. 8-10 in some data channel, then be 2015 editions RMB；
If existing metal wire wave crest number is greater than 3 in certain data channel, and the data channel belongs to certain in No. 4-7
One data channel is then 2005 editions RMB.
Specifically, being set in different location in the horizontal direction according to two editions RMB characteristic metal lines itself to determine people
The version of people's coin.
Recognition methods provided by the invention passes through the metal wire wave crest data of detection RMB safety line region, to sentence
Determine metal wire position and version, is substantially not subject to the influence of the RMB self characters such as bank note sample abrasion, it is easy to operate,
Identify that RMB version is faster.
The present invention also provides a kind of systems of RMB version identification, as shown in Figure 4, comprising:
Extraction module 100, for extract RMB effective thickness data in the row direction；
Detection module 200 detects the gold in each data channel for the column direction along the effective thickness data respectively
Belong to line wave crest；
First determination module 300, for according to there are the quantitative determination of the metal wire wave crest data in each channel
There are metal wires in channel；
Second determination module 400, for the version according to the location determination RMB of the metal wire.
Preferably, the system also includes:
Module 500 is removed, for removing the background data on the line direction where RMB.
Preferably, the detection module is specifically used for:
The quantity of the metal wire wave crest in each data channel is obtained by the thickness map of RMB.
Preferably, first determination module is specifically used for:
There are the data channel serial numbers of the metal wire wave crest for record, and
There are there are the quantity of metal wire wave crest in the data channel of metal wire wave crest.
Preferably, second determination module is specifically used for:
The data channel is ten, successively carries out channel number along length of paper currency direction；
If existing metal wire wave crest number is more than or equal to 3 in certain data channel, and the data channel belongs in No. 1-3
Some data channel or No. 8-10 in some data channel, then be 2015 editions RMB；
If existing metal wire wave crest number is greater than 3 in certain data channel, and the data channel belongs to certain in No. 4-7
One data channel is then 2005 editions RMB.
It should be noted that modules in above system provided in an embodiment of the present invention, due to real with the method for the present invention
It applies example and is based on same design, bring technical effect is identical as embodiment of the present invention method, and particular content can be found in the present invention
Narration in embodiment of the method, details are not described herein again.
Identifying system provided by the invention passes through the metal wire wave crest data of detection RMB safety line region, to sentence
Determine metal wire position and version, is substantially not subject to the influence of the RMB self characters such as bank note sample abrasion, it is easy to operate,
Identify that RMB version is faster.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (8)
1. a kind of RMB version knows method for distinguishing characterized by comprising
Extract RMB effective thickness data in the row direction；
Along the column direction of the effective thickness data, the metal wire wave crest in each data channel is detected respectively；
According in each channel, there are the quantitative determination of the metal wire wave crest data channel, there are metal wires；
According to the version of RMB described in the location determination of the metal wire；Wherein, the version of the RMB is version in 2005
100 yuans and 2015 100 yuans of version；
It is described that according in each channel, there are the quantitative determination of the metal wire wave crest data channel, there are metal wires specifically to wrap
It includes:
There are the data channel serial numbers of the metal wire wave crest for record, and
There are there are the quantity of metal wire wave crest in the data channel of metal wire wave crest.
2. the method as described in claim 1, which is characterized in that it is described extract RMB effective thickness number in the row direction
According to including: before
The background data on line direction where removal RMB.
3. method according to claim 2, which is characterized in that the column direction along the effective thickness data is examined respectively
The metal wire wave crest surveyed in each data channel specifically includes:
The quantity of the metal wire wave crest in each data channel is obtained by the thickness map of RMB.
4. the method as described in claim 1, which is characterized in that the version of the location determination RMB according to the metal wire
Originally it specifically includes:
The data channel is ten, successively carries out channel number along length of paper currency direction；
If existing metal wire wave crest number is more than or equal to 3 in certain data channel, and the data channel belongs to certain in No. 1-3
Some data channel in one channel or No. 8-10, then be 2015 editions RMB；
If existing metal wire wave crest number is greater than 3 in certain data channel, and the data channel belongs to some in No. 4-7
Data channel is then 2005 editions RMB.
5. a kind of system of RMB version identification characterized by comprising
Extraction module, for extract RMB effective thickness data in the row direction；
Detection module detects the metal wire wave in each data channel for the column direction along the effective thickness data respectively
Peak；
First determination module, for there are the presence of the quantitative determination of the metal wire wave crest data channel according in each channel
Metal wire；
Second determination module, for the version according to the location determination RMB of the metal wire；Wherein, the version of the RMB
This for 100 yuans of version in 2005 and 2015 100 yuans of version；
First determination module is specifically used for:
There are the data channel serial numbers of the metal wire wave crest for record, and
There are there are the quantity of metal wire wave crest in the data channel of metal wire wave crest.
6. system as claimed in claim 5, which is characterized in that the system also includes:
Module is removed, for removing the background data on the line direction where RMB.
7. system as claimed in claim 6, which is characterized in that the detection module is specifically used for:
The quantity of the metal wire wave crest in each data channel is obtained by the thickness map of RMB.
8. system as claimed in claim 5, which is characterized in that second determination module is specifically used for:
The data channel is ten, successively carries out channel number along length of paper currency direction；
If existing metal wire wave crest number is more than or equal to 3 in certain data channel, and the data channel belongs to certain in No. 1-3
Some data channel in one data channel or No. 8-10, then be 2015 editions RMB；
If existing metal wire wave crest number is greater than 3 in certain data channel, and the data channel belongs to some in No. 4-7
Data channel is then 2005 editions RMB.
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| CN101536047A (en) * | 2006-11-06 | 2009-09-16 | 光荣株式会社 | Papers discriminating device, and papers discriminating method |
| CN102176262A (en) * | 2011-01-17 | 2011-09-07 | 广州广电运通金融电子股份有限公司 | Thickness detecting method and device for slice medium |
| CN105184955A (en) * | 2015-08-18 | 2015-12-23 | 深圳怡化电脑股份有限公司 | Method and device for identifying paper money |
| CN105719385A (en) * | 2014-12-18 | 2016-06-29 | 起山电子株式会社 | Paper currency processing device and control method thereof |
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2016
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS63247895A (en) * | 1987-04-03 | 1988-10-14 | オムロン株式会社 | Paper money discriminator |
| CN1538353A (en) * | 2003-04-17 | 2004-10-20 | 株式会社日立制作所 | Paper kind discriminating device |
| CN101536047A (en) * | 2006-11-06 | 2009-09-16 | 光荣株式会社 | Papers discriminating device, and papers discriminating method |
| CN101504781A (en) * | 2009-03-10 | 2009-08-12 | 广州广电运通金融电子股份有限公司 | Valuable document recognition method and apparatus |
| CN102176262A (en) * | 2011-01-17 | 2011-09-07 | 广州广电运通金融电子股份有限公司 | Thickness detecting method and device for slice medium |
| CN105719385A (en) * | 2014-12-18 | 2016-06-29 | 起山电子株式会社 | Paper currency processing device and control method thereof |
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