WO2008026286A1 - Paper sheet identification device and paper sheet identification method - Google Patents
Paper sheet identification device and paper sheet identification method Download PDFInfo
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- WO2008026286A1 WO2008026286A1 PCT/JP2006/317233 JP2006317233W WO2008026286A1 WO 2008026286 A1 WO2008026286 A1 WO 2008026286A1 JP 2006317233 W JP2006317233 W JP 2006317233W WO 2008026286 A1 WO2008026286 A1 WO 2008026286A1
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- WIPO (PCT)
- Prior art keywords
- paper sheet
- detection target
- contamination
- unit
- area
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Classifications
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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
- G07D7/20—Testing patterns thereon
- G07D7/202—Testing patterns thereon using pattern matching
- G07D7/2041—Matching statistical distributions, e.g. of particle sizes orientations
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
- G06T7/0004—Industrial image inspection
-
- 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
- G07D7/181—Testing mechanical properties or condition, e.g. wear or tear
- G07D7/187—Detecting defacement or contamination, e.g. dirt
Definitions
- the present invention relates to a paper sheet identification device and a paper sheet identification method for detecting the presence or absence of paper sheet contamination.
- banknotes to be circulated and not collected and circulated! / are distinguished from banknotes based on whether or not the banknotes are torn and the amount of stains on the printed area of the banknotes.
- the banknote serial number reading device described in Patent Document 1 reads and recognizes the character of each digit of the image data force serial number in the serial number area by reading the portion on which the banknote serial number is printed.
- the correct character is replaced with an error character indicating a recognition error, the error character is added to the recognized character, and the recognition result is output.
- Patent Document 1 Japanese Patent Application Laid-Open No. 2004-213559
- the present invention has been made in view of the above, and for a predetermined print area of a paper sheet. It is an object of the present invention to obtain a paper sheet identification device and a paper sheet identification method capable of easily detecting contamination.
- a first invention of the present invention is a paper sheet identification device for detecting a contamination of a paper sheet and identifying the contamination state of the paper sheet.
- an area storage unit that preliminarily stores an area that is subject to detection of contamination on the paper sheet as a detection target area, and a reference for comparing the number of pixels of an image printed in the detection target area
- a pixel number storage unit that stores in advance as a reference pixel number to be a value, and an image reading unit that reads an image on the detection target area based on the detection target area stored in the area storage unit;
- a pixel number detection unit that detects the number of pixels of the image read by the image reading unit as a reading pixel number, a read pixel number detected by the pixel number detection unit, and a reference pixel number stored in the pixel number storage unit
- the inspection of the paper sheet A calculating unit that calculates a fouling value indicating a fouling state in the target area.
- a reference fouling value is stored that prestores a reference fouling value that is a criterion for fouling presence or absence when determining the presence or absence of fouling on the detection target area.
- the third invention according to the first invention further includes a paper sheet type determining unit that determines the type of the paper sheet, and the image reading unit includes the paper sheet type determining unit.
- the image of the detection target area according to the type of the paper sheet determined by is read from the paper sheet, and the calculation unit includes a reference according to the type of the paper sheet determined by the paper sheet type determination unit.
- the contamination value is calculated by comparing the number of pixels with the number of read pixels.
- the determination unit is configured to provide a reference according to a fouling value calculated by the calculation unit and a paper sheet type determined by the paper sheet type determination unit. The presence or absence of contamination on the detection target area is determined based on the contamination value and the contamination value.
- the detection target area is on the paper sheet. It is an area where a portrait is drawn.
- the determination unit when the image reading unit reads an image corresponding to each detection target area from a plurality of detection target areas, the determination unit includes the detection unit. It is characterized in that the presence or absence of contamination on each detection target area is determined according to the importance for each target area.
- the seventh invention according to the first invention further comprises a display unit for displaying the identification result of the contamination state of the paper sheet, wherein the display unit is an identification result of the contamination state of the paper sheet As a result, the result of determination of the presence or absence of contamination on the detection target area is displayed.
- an eighth invention is characterized in that, in the seventh invention, the display section displays a fouling value calculated by the calculation section.
- the ninth invention is characterized in that, in the first invention, the detection target area is an area set with reference to a printing origin on the paper sheet.
- the tenth invention is a method for identifying contamination of a paper sheet by detecting the contamination of the paper sheet and identifying the contamination state of the paper sheet.
- a setting step for presetting an area as a detection target area and setting a reference pixel number as a reference value when comparing the number of pixels of an image printed in the detection target area; Based on the detection target area, an image reading step of reading an image on the detection target area from the paper sheet, a pixel number detection step of detecting the number of pixels of the read image as a read pixel number, and a detection And a calculation step of calculating a contamination value indicating a contamination state of the paper sheet on the detection target area by comparing the number of read pixels with a preset reference pixel number.
- the number of pixels of the image of the detection target area that is the detection target of the stain on the paper sheet is compared with the reference pixel number stored in advance, and the paper sheet Since the contamination state on the detection target area is calculated as the contamination value, it is possible to easily detect the contamination on the detection target area of paper sheets!
- the image of the detection target area corresponding to the type of the paper sheet is read from the paper sheet, and the reference pixel number and the read pixel number corresponding to the type of the paper sheet are determined. Therefore, it is possible to easily detect the stain on the detection target area according to the type of the paper sheet.
- the presence or absence of contamination on the detection target area is determined based on the calculated contamination value and the reference contamination value corresponding to the type of paper sheet.
- the detection target area is an area on which the portrait is drawn on the paper sheet, it is possible to easily detect the stain on the area on which the portrait is drawn. It has the effect of becoming.
- the contamination on each detection target area is determined according to the importance for each detection target area. Since the presence / absence is determined, it is possible to easily determine the presence / absence of contamination according to the importance for each detection target area.
- the determination result of the presence or absence of the contamination on the detection target area is displayed as the identification result of the contamination state of the paper sheet, the presence or absence of the contamination on the detection target area is displayed.
- the detection target area is set with reference to the printing origin on the paper sheet, so that the paper sheet when determining whether the detection target area is contaminated or not is determined. This makes it possible to reduce the influence of misalignment of the printed portion on the class, and to accurately determine whether or not the force to be detected has a stain on the print area to be detected.
- the detection target area to be detected for contamination on the paper sheet The number of pixels of the image is compared with the reference number of pixels stored in advance, and the contamination state on the detection target area of the paper sheet is calculated as a contamination value. When the loss can be easily detected, the effect is obtained.
- FIG. 1 is a block diagram showing a configuration of a paper sheet identification apparatus according to an embodiment.
- FIG. 2 is a flowchart showing an operation procedure of the paper sheet identification apparatus according to the embodiment.
- FIG. 3 is a diagram for explaining an image extraction process.
- FIG. 4 is a diagram for explaining a determination area for the presence or absence of fouling based on graffiti tendency.
- FIG. 1 is a block diagram showing a configuration of a paper sheet identification apparatus that can be used in the embodiment of the present invention. is there.
- the paper sheet identification device 1 is a device that detects the contamination of a paper sheet and identifies the contamination state of the paper sheet.
- the paper sheet type discriminating unit 18 uses a paper sheet from an image of a paper sheet (banknote, business card, gift certificate, securities, etc.) to be an identification object (contamination judgment object) read by the image reading unit 13. Determine the type (type, direction, etc.). The paper sheet type discriminating unit 18 discriminates the type of paper sheet based on, for example, the design, size, magnetic data, etc. of the paper sheet. The paper sheet type determination unit 18 inputs the determination result of the paper sheet type to the image reading unit 13, the calculation unit 15, and the determination unit 16.
- the area storage unit 12 is an area (coordinates of an area on which an image is printed) (detection target area) (hereinafter referred to as a detection target print area) that is a detection target of the presence or absence of contamination (such as graffiti) on paper sheets. Is stored for each type of paper sheet.
- the detection target print area is set using a distance (vector) from the print origin on the paper sheet (the origin in the area where the image is printed on the paper sheet).
- the area storage unit 12 stores, for example, an area where a portrait is drawn on a banknote as a detection target print area.
- the pixel number storage unit 11 stores the number of pixels in the detection target print area (the number of pixels serving as a reference when detecting the presence or absence of contamination) (hereinafter referred to as the reference pixel number) for each type of paper sheet. To do.
- the reference fouling value storage unit 19 stores a reference value (hereinafter referred to as a reference fouling value) for determining the presence or absence of fouling for each type of paper sheet or for each detection target print area.
- the image reading unit 13 reads an image (such as a banknote image) from the paper sheet to be identified, and inputs the read image to the paper sheet type determining unit 18. Further, the image reading unit 13 extracts the print area to be detected according to the type of the paper sheet from the area storage unit 12 based on the paper sheet type (discrimination result) determined by the paper sheet type determining unit 18. To do. Based on the detection target print area extracted from the area storage unit 12, the image reading unit 13 also detects a predetermined area force of the paper sheet to be detected for the presence or absence of fouling as an image of the detection target print area (such as an image in the portrait area). ) Is extracted and read.
- the image reading unit 13 includes a sensor that extracts and reads a predetermined region force image. The sensor reads a detection region print region force image and reads it. The image reading unit 13 uses, for example, visible light reflection data to generate an image of the detection target print area. read.
- the pixel number detection unit 14 includes a sensor (for example, a sensor included in the image reading unit 13) that detects pixels (for example, black dot pixels) of the image (image of the detection target print region) read by the image reading unit 13. It is provided and counts the number of pixels such as black spots (the number of pixels is read and detected as the number of pixels).
- a sensor for example, a sensor included in the image reading unit 13
- the sensor of the image reading unit 13 sensor that reads an image
- the sensor of the pixel number detection unit 14 sensor that detects the number of pixels
- the calculation unit 15 calculates the reference pixel number corresponding to the paper sheet type from the pixel number storage unit 11. Extract. The calculation unit 15 calculates the difference between the number of pixels counted by the pixel number detection unit 14 and the reference pixel number extracted from the pixel number storage unit 11. The calculation unit 15 calculates a value (hereinafter referred to as a “stain value”) indicating the presence or absence of the stain in the print target detection area of the paper based on the calculation result of the difference in the number of pixels.
- a stain value indicating the presence or absence of the stain in the print target detection area of the paper based on the calculation result of the difference in the number of pixels.
- the determination unit 16 determines a reference contamination value corresponding to the type of paper sheet as a reference contamination value storage unit 19 Extract from Based on the stain value calculated by the calculator 15 and the reference stain value extracted from the reference stain value storage unit 19, the judgment unit 16 determines whether there is any stain (such as graffiti) in the print target print area. Determine.
- the display unit 17 outputs the determination result of the presence / absence of contamination determined by the determination unit 16.
- the display unit 17 includes display means such as a liquid crystal monitor, for example, and outputs the determination result of the presence or absence of contamination by causing the display means to display the determination result.
- the control unit 20 includes a pixel number storage unit 11, an area storage unit 12, an image reading unit 13, a pixel number detection unit 14, a calculation unit 15, a determination unit 16, a display unit 17, a paper sheet type determination unit 18, a reference contamination value.
- the storage unit 19 is controlled.
- FIG. 2 is a flowchart showing an operation procedure of the paper sheet identification apparatus according to the embodiment of the present invention.
- the image reading unit 13 of the paper sheet identification apparatus 1 obtains an image of a paper sheet (such as a banknote image) from a paper sheet to be identified (a paper sheet that is a detection target for the presence or absence of contamination). Read (step S10).
- the paper sheet type discriminating unit 18 reads the paper sheet from the banknote image read by the image reading unit 13.
- the denomination (including direction) is discriminated (step S20), and the discrimination result is input to the image reading unit 13, the calculating unit 15, and the judging unit 16.
- the image reading unit 13 Based on the denomination and direction (discrimination result) of the paper sheet determined by the paper sheet type determination unit 18, the image reading unit 13 sets the area to be detected to be detected according to the type of paper sheet. Extracted from storage unit 12. The image reading unit 13 is based on the detection target print area (coordinates) extracted from the area storage unit 12! /, Based on the predetermined area of the paper sheet (banknote, etc.), the image of the detection target print area (portrait painter rear). ) And read the image of the print area to be detected (Step S30)
- FIG. 3 is a diagram for explaining the image extraction process.
- the area storage unit 12 stores a detection target print area (such as an area on which a sculpture is drawn) A1 for each type of banknote.
- This area A1 is set using, for example, the distance from the printing origin P on the paper sheet, the printing origin P (position), and the outer area.
- the image reading unit 13 here detects the printing origin P (printing edge) and performs correction (zero point correction) with the printing origin P as the origin at the time of image reading. Then, area A1 is extracted with print origin P as a reference.
- the X direction of the area A1 (the horizontal direction of the banknote) is set to the distance XI to the distance X2 from the printing origin P
- the Y direction of the area A1 (the vertical direction of the banknote) is set from the printing origin P.
- the case where distance Y1 to distance Y2 are set is shown. Therefore, after detecting the printing origin P, the image reading unit 13 uses the area Al ((XI, Yl), (XI, ⁇ 2), ( ⁇ 2, Yl), ( ⁇ 2, ⁇ 2) based on the printing origin P. Read the image in the enclosed area.
- the pixel number detection unit 14 detects, for example, a black point from the image of the detection target print area read by the image reading unit 13, and outputs the number of pixels of the black point (step S40).
- the calculation unit 15 calculates the reference pixel number corresponding to the paper sheet type from the pixel number storage unit 11. Extract.
- the calculation unit 15 calculates the difference between the number of pixels counted by the pixel number detection unit 14 and the reference pixel number extracted from the pixel number storage unit 11 (step S50), and based on the calculation result, calculates the contamination value of the paper sheet. Calculate (step S60).
- the contamination value is, for example, the number of pixels counted by the pixel number detection unit 14 Pixel number storage unit 11 Force This is the difference in the number of extracted reference pixels, and is a value related to the presence or absence of contamination in the print area to be detected.
- the stain value the more dirty the image in the print area to be detected. That is, for example, if a letter is drawn in an area where a portrait of a banknote is drawn, the number of pixels in the print area to be detected increases, and the contamination value also increases.
- the determination unit 16 determines a reference contamination value corresponding to the type of paper sheet as a reference contamination value storage unit 19. Extract from Based on the stain value calculated by the calculator 15 and the reference stain value extracted from the reference stain value storage unit 19, the judgment unit 16 determines whether there is any stain (such as graffiti) in the print target print area. Is determined (step S70).
- the determination unit 16 determines that the detection target print area is contaminated when the difference between the contamination value calculated by the calculation unit 15 and a preset reference contamination value is greater than a predetermined value.
- the difference between the fouling value calculated by the calculating unit 15 and a preset reference fouling value is equal to or smaller than a predetermined value, it is determined that there is no fouling in the detection target print area.
- the display unit 17 outputs the determination result of the presence or absence of contamination determined by the determination unit 16.
- the display unit 17 displays the determination result on a display unit such as a liquid crystal monitor (step S80).
- the display unit 17 may display the fouling value calculated by the calculation unit 15 as a determination result of whether or not the detection target print area is fouled. This allows the user of the paper sheet identification device 1 to determine whether the detection target print area is contaminated. In this case, it is not necessary to set a reference fouling value in advance for the paper sheet identification device 1.
- a preset reference fouling value may be displayed. This makes it possible for the user of the paper sheet identification apparatus 1 to easily determine whether or not the detection target print area has a stain based on the reference stain value.
- the image of the print area to be detected read by the image reading unit 13 may be stored in a predetermined storage unit. This makes it possible to reset the appropriate reference pixel count and reference fouling value for the paper sheet identification device 1 based on the record of writing on the image.
- the serial number of the paper sheet may be read by the image reading unit 13, and the serial number read by the image reading unit 13 and the contamination value calculated by the calculation unit 15 may be stored in association with each other. ,. to this Thus, it becomes possible to notify the user which paper sheet has which fouling value.
- FIG. 4 is a diagram for explaining the setting of the detection target print area based on the graffiti tendency. For example, a person's face (portrait) tends to be drawn as a scribble. For this reason, the detection target print area may be set only in an area where wrinkles are likely to be drawn on a human face.
- the area (area A2) that is likely to be graffitied is different from the entire area (area A1) where the image is drawn. Set it. Then, the paper sheet identification device 1 determines whether or not there is a stain (graffiti) in the area (area A2) that is likely to be graffitied. This makes it possible to determine the presence or absence of contamination in detail according to the graffiti tendency.
- the detection target print area is not limited to the area where the portrait is drawn on the paper sheet, and may be set to a print area other than the area where the portrait is drawn.
- the detection target print area may be set to the entire print area on the paper sheet.
- the paper sheet identification device 1 determines the presence or absence of contamination for each detection target print area.
- a plurality of detection target print areas may be set on the same surface (front or back) on the paper sheet, or may be set on both the front and back surfaces.
- the pixel number storage unit 11, the area storage unit 12, and the reference stain value storage unit 19 each have a reference pixel number for each detection target print area.
- the detection target print area and the reference stain value are stored.
- the image reading unit 13, the pixel number detection unit 14, the calculation unit 15, and the determination unit 16 read the image for each detection target print area, count the number of pixels, calculate the contamination value, and check for contamination. Determine.
- the display unit 17 may output the presence / absence of the contamination for each detection target print area, or the contamination for each paper sheet. The presence or absence of may be output.
- a fouling determination according to the importance of each detection target print area may be given to each detection target print area. For example, if two detection target print areas are set, the value obtained by doubling one stain value and the other stain value are added, and the added stain value is compared with the reference stain value to determine the presence or absence of stain. judge. As a result, it is possible to make a detailed determination of stains on important portions of the print area to be detected.
- the pixel number detection unit 14 counts the number of black dots (the number of black pixels) in the image read by the image reading unit 13.
- the image read by the image reading unit 13 You may count the number of pixels of colors other than black dots (for example, red, green, blue).
- the pixel number storage unit 11 stores the number of pixels other than black dots as the reference pixel number of the detection target print area. Then, the contamination value is calculated using the reference pixel number of the color other than the black spot, and the presence or absence of the contamination is determined. Further, the number of pixels of a plurality of colors may be counted from the image read by the image reading unit 13.
- the pixel number storage unit 11 stores the number of pixels of a plurality of colors as the reference pixel number of the detection target print area. Then, a fouling value is calculated using the reference number of pixels of the plurality of colors, and the presence or absence of fouling is determined.
- the difference between the number of pixels counted by the pixel number detection unit 14 and the reference number of pixels extracted from the pixel number storage unit 11 is used as a contamination value. It may be calculated.
- the calculation unit 15 may use the value obtained by dividing the difference between the number of pixels counted from the paper sheet and the reference pixel number by the reference pixel number (the ratio of the pixel number difference to the reference pixel number) as the contamination value.
- the calculation unit 15 may use a value obtained by dividing the difference between the number of pixels in which the paper sheet power is counted and the reference number of pixels by the counted number of pixels (ratio of the difference in the number of pixels with respect to the counted number of pixels) as the contamination value.
- the calculation unit 15 may use the ratio of the number of pixels counted from the paper sheet and the reference number of pixels as a contamination value.
- the paper sheet identification device 1 includes the paper sheet type determination unit 18, and the paper sheet type determination unit 18 determines the type of the paper sheet that is subject to contamination determination.
- the paper sheet identification device 1 may be configured not to include the paper sheet type determination unit 18. In this case, the user of the paper sheet identification apparatus 1 causes the paper sheet identification apparatus 1 (information input means such as a mouse, a keyboard, and a button) to input the type of the paper sheet.
- the type of the paper sheet input by the user is input to the image reading unit 13, the calculation unit 15, and the determination unit 16.
- the paper sheet identification apparatus 1 does not include the paper sheet type determination unit 18, the paper sheet identification apparatus 1 is contaminated in the print area to be detected according to the type of the paper sheet. It is possible to determine whether or not it exists.
- the contamination value (a value indicating the presence or absence of contamination) of the print area to be detected can be calculated based on the number of pixels of the image read by the image reading unit 13 and the reference number of pixels. Therefore, it is possible to easily determine whether or not the detection target print area has stains (written letters, etc.) based on the calculated stain value and the reference stain value.
- the configuration can be simplified according to the resolution of the sensor that detects the number of pixels.
- the number of pixels in the detection target print area can be easily acquired, and it is possible to easily determine whether or not the detection target print area is fouled.
- the contamination value is calculated using the number of pixels such as black dots (addition value of data determined to be a black pixel) and the presence or absence of the contamination is determined, the detection target print region is easily contaminated. It is possible to determine whether or not it exists.
- the detection target print area (area A1) is set based on the print origin P on the paper sheet, and the paper sheet force is detected based on the print origin P as the detection target print area (area A1). Therefore, it is possible to reduce the influence of the deviation of the printed portion on the paper sheet when determining whether or not the detection target print area is fouled. Therefore, it is possible to more accurately determine whether or not the detection target print area has a stain than when determining whether or not the detection target print area is dirty based on the edge portion of the paper sheet. Become.
- the paper sheet identification device and the paper sheet identification method according to the present invention are: Suitable for detecting the presence or absence of soiling.
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- General Physics & Mathematics (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Quality & Reliability (AREA)
- Theoretical Computer Science (AREA)
- Inspection Of Paper Currency And Valuable Securities (AREA)
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- Image Processing (AREA)
Description
Claims
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP06797193.7A EP2058770B1 (en) | 2006-08-31 | 2006-08-31 | Paper sheet identification device and paper sheet identification method |
| JP2008531940A JPWO2008026286A1 (ja) | 2006-08-31 | 2006-08-31 | 紙葉類識別装置および紙葉類の識別方法 |
| US12/439,369 US8606013B2 (en) | 2006-08-31 | 2006-08-31 | Paper sheet identification device and paper sheet identification method |
| PCT/JP2006/317233 WO2008026286A1 (en) | 2006-08-31 | 2006-08-31 | Paper sheet identification device and paper sheet identification method |
| CN200680055611XA CN101506851B (zh) | 2006-08-31 | 2006-08-31 | 纸张识别装置以及纸张的识别方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2006/317233 WO2008026286A1 (en) | 2006-08-31 | 2006-08-31 | Paper sheet identification device and paper sheet identification method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2008026286A1 true WO2008026286A1 (en) | 2008-03-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2006/317233 Ceased WO2008026286A1 (en) | 2006-08-31 | 2006-08-31 | Paper sheet identification device and paper sheet identification method |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US8606013B2 (ja) |
| EP (1) | EP2058770B1 (ja) |
| JP (1) | JPWO2008026286A1 (ja) |
| CN (1) | CN101506851B (ja) |
| WO (1) | WO2008026286A1 (ja) |
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| JP2009251800A (ja) * | 2008-04-03 | 2009-10-29 | Glory Ltd | 紙葉類の汚れ検出装置及び汚れ検出方法 |
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| CN108460900A (zh) * | 2018-03-02 | 2018-08-28 | 深圳怡化电脑股份有限公司 | 一种计算纸币污损等级的方法、装置、设备及存储介质 |
| CN114460075B (zh) * | 2021-12-30 | 2023-12-19 | 南京华鼎纳米技术研究院有限公司 | 一种基于图像识别的纸张修补方法 |
| CN116523846A (zh) * | 2023-04-10 | 2023-08-01 | 北京谊安医疗系统股份有限公司 | 一种试纸整洁度检测方法及系统 |
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- 2006-08-31 WO PCT/JP2006/317233 patent/WO2008026286A1/ja not_active Ceased
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Also Published As
| Publication number | Publication date |
|---|---|
| US8606013B2 (en) | 2013-12-10 |
| EP2058770B1 (en) | 2014-04-16 |
| EP2058770A4 (en) | 2009-09-02 |
| CN101506851A (zh) | 2009-08-12 |
| JPWO2008026286A1 (ja) | 2010-01-14 |
| CN101506851B (zh) | 2012-02-29 |
| EP2058770A1 (en) | 2009-05-13 |
| US20090263020A1 (en) | 2009-10-22 |
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