CN105320951A - Optical character recognition apparatus and optical character recognition method - Google Patents
Optical character recognition apparatus and optical character recognition method Download PDFInfo
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- CN105320951A CN105320951A CN201410772788.8A CN201410772788A CN105320951A CN 105320951 A CN105320951 A CN 105320951A CN 201410772788 A CN201410772788 A CN 201410772788A CN 105320951 A CN105320951 A CN 105320951A
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Abstract
Provided are an optical character recognition apparatus and an optical character recognition method which ensure character recognition precision even settings of a read area are different. In the optical character recognition apparatus, when a central calculation part (16) determines that character recognition rate is less than a threshold value of specified character recognition rate, and a display terminal part (12) displays a warning display frame for warning reduction of the character recognition rate, displays item information of bill dimension, cutting position, recognition character type, bar code type and reading rate which are based on reading area coordinates and serve as reduction reason of the character recognition rate, and displays some item selected from the item information and change schemes of format definition parameters of the item when the some item of the displayed item information is selected, the format definition parameters being changed based on the change schemes when reflecting the displayed change schemes is determined.
Description
Technical field
Even if optical character recognition device and the optical character recognition method of character recognition precision also can be guaranteed when the present invention relates to the printing dislocation of the upper generation characters such as a kind of bill in reading object (Japanese: Account ticket), bill cutting deviation.
Background technology
In general, the optical character recognition device being identified in the character that the bill of regulation layout is recorded or printed to be optically is configured to: character write frame (read area) information of the character printed at the assigned position place being used for being written in bill etc., printable character font form are stored as form defined parameters, identifies the character of the definition position of bill according to this character write frame information.As this form defined parameters, the vertical and level of read area in bill that can list in bill size, this bill reads coordinate, printable character font form, the reading object character types (English and numeral, assumed name, katakana, Chinese character, other foreign character) of starting position and end position.
But, about this bill, change bill printing trader sometimes or use the universal printer in oneself company to print, in this case, according to the difference of bill physical dimension, sheet trimming deviation, the printing precision of printer, there is character write frame (read area), the situation that bar code is different from the content preset, in this case, there is following problem: bill physical dimension, read area position, character types in read area, character font form, the setting of figure place etc. is different from the definition of the form defined parameters predetermined, reading accuracy reduces.
As the document describing the character recognition device technology preventing reading accuracy from reducing, following patent documentation 1 can be listed, following technology is described: be provided with suitable resolution detection unit and suitable resolution determination section in this patent documentation 1, this suitable resolution detection unit determines whether to have carried out image input with suitable input resolution based on the character code after optical character recognition process, this suitable resolution determination section determines suitable input resolution to input picture, wherein, to be considered as in the setting of input resolution in in-problem situation by suitable resolution detection unit, give the alarm, impel and again carry out image input with above-mentioned suitable input resolution, or by image processing part by the conversion of resolution of input picture for suitably to input resolution, thus, obtain the image of suitable resolution efficiently, even if when not setting suitable input resolution when carrying out image input, also the reduction of reading accuracy is prevented.
Patent documentation 1: Japanese Unexamined Patent Publication 2008-244545 publication
Summary of the invention
the problem that invention will solve
Even if the technology recorded in above-mentioned patent documentation also can prevent the reduction of reading accuracy when not setting suitable input resolution to input picture, but there is following problem: character write frame (read area) position is different from the position preset in the printing precision of the above-mentioned difference due to bill physical dimension, sheet trimming deviation, printer, only control inputs resolution is the reduction that cannot prevent reading accuracy.
The object of the invention is to the problem wanting to solve above-mentioned conventional art, even if provide a kind of optical character recognition device and the optical character recognition method that also can guarantee character recognition precision when the bill physical dimension that form defined parameters defines, read area position etc. are different.
for the scheme of dealing with problems
In order to achieve the above object, invention described in 1st scheme is a kind of optical character recognition device, possesses central operation portion, this central operation portion uses and comprises bill physical dimension, for cutting the read area coordinate of character row from character row image, identify font type, the form defined parameters of the threshold value of bar code type and regulation read rate, read the character row component-part diagram picture of bill to be optically, from the character row composition image zooming-out character row image read out, character is cut character by character to carry out character recognition and to be presented at display terminal portion from this character row image extracted, the feature of this optical character recognition device is, central operation portion comprises with lower module: the first module, when being judged to be the threshold value of character identification rate lower than regulation discrimination, in display terminal portion, display is used for the warning display frame of the reduction of warning character discrimination, second module, projects information of show the bill size based on read area coordinate of the reduction reason as above-mentioned character identification rate, cut position, identify font type, bar code type and read rate, 3rd module, when the bill size shown by this second module, the some projects cut in position, identification font type, bar code type and read rate are selected, show the change scheme of selected some projects of above-mentioned projects information and the form defined parameters for this project, and four module, when being judged to reflect the change scheme by the 3rd module display, form defined parameters is changed based on this change scheme, the feature of the invention described in the 2nd scheme is, above-mentioned central operation portion is when the reduction reason being judged to be above-mentioned character identification rate is the difference of read area coordinate, make to cut regional location with the unit predetermined upwards based on the read area coordinate defined in above-mentioned form defined parameters, under, left, right, on a left side is oblique, under a left side is oblique, on the right side is oblique, right tiltedly lower mobile, character recognition is carried out based on the character row image that position, region cuts that cuts after movement, determine whether to carry out character recognition, selected can carry out character recognition cut region.
In addition, invention described in 3rd scheme is a kind of optical character recognition method of optical character recognition device, this optical character recognition device possesses central operation portion, this central operation portion uses and comprises bill physical dimension, for cutting the read area coordinate of character row from character row image, identify font type, the form defined parameters of the threshold value of bar code type and regulation read rate, read the character row component-part diagram picture of bill to be optically, from the character row composition image zooming-out character row image read out, character is cut character by character to carry out character recognition and to be presented at display terminal portion from this character row image extracted, the feature of this optical character recognition method is, comprise the following steps: first step, central operation portion is when being judged to be the threshold value of character identification rate lower than regulation discrimination, in display terminal portion, display is used for the warning display frame of the reduction of warning character discrimination, second step, then this first step, the bill size based on read area coordinate that the display of central operation portion becomes the reduction reason of above-mentioned character identification rate, projects information cutting position, identify font type, bar code type and read rate, third step, when the bill size shown by this second step, the some projects cut in position, identification font type, bar code type and read rate are selected, central operation portion shows the change scheme of selected some projects of above-mentioned projects information and the form defined parameters for this project, and the 4th step, central operation portion is when being judged to reflect the change scheme shown by this third step, form defined parameters is changed based on this change scheme, the feature of the invention described in the 4th scheme is, above-mentioned central operation portion is when the reduction reason being judged to be above-mentioned character identification rate is the difference of read area coordinate, make to cut regional location with the unit predetermined upwards based on the read area coordinate defined in above-mentioned form defined parameters, under, left, right, on a left side is oblique, under a left side is oblique, on the right side is oblique, right tiltedly lower mobile, character recognition is carried out based on the character row image that position, region cuts that cuts after movement, determine whether to carry out character recognition, selected can carry out character recognition cut region.
the effect of invention
Optical character recognition device of the present invention and optical character recognition method are when being judged to be the threshold value of character identification rate lower than regulation discrimination, display is used for the warning display frame of the reduction of warning character discrimination, and display becomes the bill size based on read area coordinate of the reduction reason of character identification rate, cut position, identify font type, projects information of bar code type and read rate, when some projects of this shown project information are selected, show the change scheme of selected some projects of above-mentioned projects information and the form defined parameters for this project, when being judged to reflect this shown change scheme, form defined parameters is changed based on this change scheme, even if the bill physical dimension defined in form defined parameters thus, also character recognition precision can be guaranteed when read area position etc. are different.
Accompanying drawing explanation
Fig. 1 is the figure of the basic structure of the optical character recognition device represented based on embodiments of the present invention.
Fig. 2 is the figure of the elemental motion flow process of the optical character recognition device represented based on present embodiment.
Fig. 3 is the figure of the deflection treatment scheme of the optical character recognition device represented based on present embodiment.
Fig. 4 is the figure of the suggestion treatment scheme of the optical character recognition device represented based on present embodiment.
Fig. 5 be represent based on present embodiment read area and suggestion display figure.
Fig. 6 is the figure of the multiple suggestion indication examples represented based on present embodiment.
Fig. 7 is the figure of the hunting action of the read area position represented based on present embodiment.
description of reference numerals
10: image pickup section; 11: operating terminal portion; 12: display terminal portion; 13: sorting (sorter) portion; 14: exterior storage portion; 15: storer; 16: central operation portion; 17: Department of Communication Force.
Embodiment
Below, the embodiment realized based on the optical character recognition device of optical character recognition method of the present invention is described in detail with reference to accompanying drawing.
[structure]
As shown in Figure 1, the optical character recognition device based on present embodiment possesses: sorting portion 13, and stacked bill is one by one extracted out and carried by it; Image pickup section 10, it reads the character of the bill carried by this sorting portion 13 to be optically; Storer 15, it preserves the bill images etc. that this image pickup section 10 reads out temporarily; Exterior storage portion 14, it preserves form defined parameters, bill images, character picture and identification character etc.; Central operation portion 16, its character recognition to character picture, the suggestion based on present embodiment (suggest) function control; Display terminal portion 12, its display character picture, identification character, picture etc.; Operating terminal portion 11, it operates for the picture observed by operator shown by this display terminal portion 12; And Department of Communication Force 17, identification character etc. is sent to other computing machine by it, wherein, this optical character recognition device is configured to: by the control in this central operation portion 16, image pickup section 10 reads the character that the bill carried by sorting portion 13 prints, and carries out character recognition and is saved in exterior storage portion 14.
Above-mentioned form defined parameters comprises bill physical dimension, for cutting the read area coordinate (cutting position) of character row from character row image, identifying the threshold value of font type, bar code type and regulation read rate, for following purposes: central operation portion 16 uses these information to cut character row image from character row component-part diagram picture (comprising the image of the wide scope of the character row image be only made up of multiple character), from this character row image of cutting cut character character by character and carry out character recognition.
The elemental motion of the optical character recognition device of such formation as shown in Figure 2, by a bill process start perform following steps, carry out action thus to identify the bill character carried: step S21, central operation portion 16 receives the form defined parameters preserved in exterior storage portion 14; Step S22, detects the front-end and back-end of the bill carried by sorting portion 13 by not shown sensor; Step S23, detects the left and right end of bill, cuts the character zone image recording character; Step S24, from the character zone image zooming-out character row component-part diagram picture cut out by this step S23; Step S25, in order to cut character row image from the character row component-part diagram picture extracted by this step S24, go up up and down to row distribute; Step S26, distributes in left and right from by the character row image of this step S25 after distributing up and down by each character; Step S27, cuts the character picture into each character by character; Step S28, is identified by the character picture that this step S27 cuts out, when being judged to be to turn back to above-mentioned steps S24 when there is character late image; And step S29, be conveyed through the character that this step S28 identifies, judge whether the character recognition of a bill terminates, and ends process, at the end of being judged to be not, turning back to above-mentioned steps S23 at the end of being judged to be.
This optical character recognition device have extracted by above-mentioned steps S24 character row component-part diagram as time function that the deflection (skew) of character row image is corrected, the deflection of this character row image be when the conveying of the bill be transferred or printable character time printer conveying time inclination conveying and cause character row relative to bill end obliquely by scanning caused by, from width W as shown in (a) as Fig. 3, the left upper end of the bill of height L rises with coordinate (x, y) be starting point setting width ω, the read area (region) of height t also prints and has numeral " 5793 ", and character row component-part diagram as shown in (b) of Fig. 3 as due to the conveying bill that tilts etc., read area is scanned with the state tilting angle θ when, this skew correction function carries out action in the mode performing following steps: the front end detecting the bill in character row component-part diagram picture, rear end, left end, right-hand member, deflection (angle θ) is detected based on the difference between the value specified, character row image rotation angle "-θ " is extracted the character row image shown in (c) of Fig. 3, a character is cut from this character row image based on the character size specified as shown in (d) of Fig. 3, and the numeral " 5 " shown in (e) of Fig. 3 is identified based on this character picture cut.
Particularly, optical character recognition device based on present embodiment possesses the suggestion function (proposal function) that the supervision according to character identification rate or the instruction from operator when a character recognition process carry out additional character identification, this suggestion function carries out action as shown in Figure 4 to perform following steps: step S41, starts calibrating process by central operation portion; Step S42, by monitoring character identification rate, judging whether have problems with current form defined parameters according to discrimination lower than regulation discrimination etc., ending process when being judged to not have problems; Step S43, when being judged to be existing problems in this step S42, carries out showing with warning content (cut position difference, difference that font/bar code difference, read rate, bill define content) corresponding warning picture described later to operator; Step S44, then this step S43 carries out detailed suggestion display; And step S45, when being changed setting (cutting the difference of position, font/bar code, bill definition content) by this step S44, reflect the corrected value of this setting content.
In the warning picture display undertaken by above-mentioned steps S43, such as warning content be cut position difference and as shown in Fig. 5 (a) sheet width be W, be highly L, the left upper end coordinate of read area is (Xs, Ys), bottom righthand side coordinate is (Xe, Ye) when, as shown in (b) of Fig. 5, show the read area 52 as setting in the character row image 51 of bill scanning result and form defined parameters, the difference of the position thus both diagram, and definition value is shown together with pull-down menu (△ ▽) with the corrected value that can change, can by operating this pull-down menu to make the position consistency of position based on the read area 52 of form defined parameters and character row image 51.
Show about this warning, character font shows in in-problem situation definition font, approximate font and result of determination as shown in (a) of Fig. 6, and show by the button pressing parameter reflection the picture changing to approximate font, on discrimination in in-problem situation as shown in (b) of Fig. 6 viewing area name, read rate and result of determination, the bill such as bill size definition content will " be judged to that bill defines when content and bill design differ widely in in-problem situation as shown in (c) of Fig. 6." the display stipulated time; as shown in (d) of Fig. 6, menu display is carried out to projects of " bill size ", " cutting position ", " font/bar code ", " read rate " by the details button pressing (c) of this Fig. 6; such as when pressing bill size button, the definition value of presentation of bill size, actual average value, difference and result of determination as shown in (e) of Fig. 6.
In addition, in the above-described embodiment, describe the example manually being adjusted the position cutting region when showing the warning display frame cutting position difference by operator, but the present invention is not limited thereto, also automatically can adjust when detecting and cutting position difference and cut position, this embodiment also can be configured to following structure: even if central operation portion is judged to come same to cut character row image according to the definition of form defined parameters as shown in (a) as Fig. 7, when accuracy of identification does not reach setting yet, as shown in (b) of Fig. 7, central operation portion makes to cut regional location with upper to shown in arrow 70 to 77 of the unit predetermined with the central authorities shown in # shape, under, left, right, on a left side is oblique, under a left side is oblique, on the right side is oblique, right tiltedly lower mobile, character recognition is carried out based on the character row image that position, region cuts that cuts after movement, determine whether to carry out character recognition, selected can carry out character recognition cut region, adjust and propose to cut the position in region thus.
Like this, in the present embodiment, central operation portion 16 uses and comprises bill physical dimension, for cutting the read area coordinate (cutting position) of character row from character row image, identify font type, the form defined parameters of the threshold value of bar code type and regulation read rate, the character row component-part diagram picture of the bill carried by sorting portion 13 is read to be optically by image pickup section 10, from the character row composition image zooming-out character row image read out, character is cut character by character to carry out character recognition and to be presented at display terminal portion 12 from this character row image extracted, in this optical character recognition device and optical character recognition method, by performing following steps, even if the bill physical dimension defined in form defined parameters, also character recognition precision can be guaranteed: first step when read area position etc. are different, above-mentioned central operation portion 16 is when being judged to be the threshold value of character identification rate lower than regulation discrimination, in display terminal portion 12, display is used for the warning display frame of the reduction of warning character discrimination, second step, then this first step, the bill size based on read area coordinate that above-mentioned central operation portion 16 shows the reduction reason as above-mentioned character identification rate, projects information cutting position, identify font type, bar code type and read rate, third step, when the bill size shown by this second step, the some projects cut in position, identification font type, bar code type and read rate are selected, above-mentioned central operation portion 16 shows the change scheme of selected some projects of above-mentioned projects information and the form defined parameters for this project, and the 4th step, above-mentioned central operation portion 16, when being judged to reflect the change scheme shown by this third step, changes form defined parameters based on this change scheme.
Claims (4)
1. an optical character recognition device, possesses central operation portion, this central operation portion uses and comprises bill physical dimension, for cutting the read area coordinate of character row from character row image, identify font type, the form defined parameters of the threshold value of bar code type and regulation read rate, read the character row component-part diagram picture of bill to be optically, from the character row composition image zooming-out character row image read out, character is cut character by character to carry out character recognition and to be presented at display terminal portion from this character row image extracted, the feature of this optical character recognition device is, above-mentioned central operation portion comprises with lower module:
First module, when being judged to be the threshold value of character identification rate lower than regulation discrimination, in display terminal portion, display is used for the warning display frame of the reduction of warning character discrimination;
Second module, projects information of show the bill size based on read area coordinate of the reduction reason as above-mentioned character identification rate, cut position, identify font type, bar code type and read rate;
3rd module, when the bill size shown by this second module, the some projects cut in position, identification font type, bar code type and read rate are selected, show the change scheme of selected some projects of above-mentioned projects information and the form defined parameters for this project; And
Four module, when being judged to reflect the change scheme by the 3rd module display, changes form defined parameters based on this change scheme.
2. optical character recognition device according to claim 1, is characterized in that,
Above-mentioned central operation portion is when the reduction reason being judged to be above-mentioned character identification rate is the difference of read area coordinate, make based on the read area coordinate defined in above-mentioned form defined parameters cut regional location with the unit predetermined up and down, left and right, left tiltedly on, left tiltedly under, right tiltedly on, right tiltedly lower mobile, character recognition is carried out based on the character row image that position, region cuts that cuts after movement, determine whether to carry out character recognition, selected can carry out character recognition cut region.
3. the optical character recognition method of an optical character recognition device, this optical character recognition device possesses central operation portion, this central operation portion uses and comprises bill physical dimension, for cutting the read area coordinate of character row from character row image, identify font type, the form defined parameters of the threshold value of bar code type and regulation read rate, read the character row component-part diagram picture of bill to be optically, from the character row composition image zooming-out character row image read out, character is cut character by character to carry out character recognition and to be presented at display terminal portion from this character row image extracted, the feature of this optical character recognition method is, comprise the following steps:
First step, central operation portion is when being judged to be the threshold value of character identification rate lower than regulation discrimination, and in display terminal portion, display is used for the warning display frame of the reduction of warning character discrimination;
Second step, then this first step, the display of central operation portion as the reduction reason of above-mentioned character identification rate the bill size based on read area coordinate, cut position, identify projects information of font type, bar code type and read rate;
Third step, when the bill size shown by this second step, the some projects cut in position, identification font type, bar code type and read rate are selected, central operation portion shows the change scheme of selected some projects of above-mentioned projects information and the form defined parameters for this project; And
4th step, central operation portion, when being judged to reflect the change scheme shown by this third step, changes form defined parameters based on this change scheme.
4. optical character recognition method according to claim 3, is characterized in that,
Above-mentioned central operation portion is when the reduction reason being judged to be above-mentioned character identification rate is the difference of read area coordinate, make based on the read area coordinate defined in above-mentioned form defined parameters cut regional location with the unit predetermined up and down, left and right, left tiltedly on, left tiltedly under, right tiltedly on, right tiltedly lower mobile, character recognition is carried out based on the character row image that position, region cuts that cuts after movement, determine whether to carry out character recognition, selected can carry out character recognition cut region.
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| JP2014127811A JP6300663B2 (en) | 2014-06-23 | 2014-06-23 | Optical character recognition device and optical character recognition method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105956590A (en) * | 2016-04-27 | 2016-09-21 | 泰合鼎川物联科技（北京）股份有限公司 | Character recognition method and character recognition system |
| CN106096601A (en) * | 2016-06-06 | 2016-11-09 | 深圳辰通智能股份有限公司 | The method and system of character types in a kind of automatic detection bill |
| CN107016363A (en) * | 2017-03-30 | 2017-08-04 | 理光图像技术（上海）有限公司 | Bill images managing device, bill images management system and method |
| CN109426815A (en) * | 2017-08-22 | 2019-03-05 | 顺丰科技有限公司 | A kind of rotation of document field and cutting method, system, equipment |
| CN110785773A (en) * | 2018-05-25 | 2020-02-11 | 福冈金融集团株式会社 | Bill recognition system |
| CN112308056A (en) * | 2019-07-26 | 2021-02-02 | 深圳怡化电脑股份有限公司 | Method, device and equipment for acquiring note characteristic region and storage medium |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6614186B2 (en) * | 2017-03-21 | 2019-12-04 | カシオ計算機株式会社 | Book document processing apparatus, book document processing method, and program |
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| JP7486954B2 (en) | 2020-01-08 | 2024-05-20 | Tis株式会社 | Form processing program, form processing device, and form processing method |
| CN111291741B (en) * | 2020-05-13 | 2020-11-03 | 太平金融科技服务（上海）有限公司 | Receipt identification method and device, computer equipment and storage medium |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102222289A (en) * | 2011-08-02 | 2011-10-19 | 浙江大学 | Optical character recognition (OCR)-based mobile phone financial management method and system |
| CN202584267U (en) * | 2012-06-12 | 2012-12-05 | 丰豪盈彩（北京）科技有限公司 | Ticket automatic identification system applying to mobile terminal |
| CN202694374U (en) * | 2012-05-15 | 2013-01-23 | 深圳长城开发科技股份有限公司 | Portable device for invoice identification |
| CN103208004A (en) * | 2013-03-15 | 2013-07-17 | 北京英迈杰科技有限公司 | Automatic recognition and extraction method and device for bill information area |
| EP2660692A1 (en) * | 2012-04-30 | 2013-11-06 | BlackBerry Limited | Configurable touchscreen keyboard |
| CN103440507A (en) * | 2013-09-03 | 2013-12-11 | 北京中电普华信息技术有限公司 | Bill information verifying device and method for verifying bill information |
| US20140064620A1 (en) * | 2012-09-05 | 2014-03-06 | Kabushiki Kaisha Toshiba | Information processing system, storage medium and information processing method in an infomration processing system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6102156B2 (en) * | 2012-09-28 | 2017-03-29 | オムロン株式会社 | Image processing system and image processing method |
-
2014
- 2014-06-23 JP JP2014127811A patent/JP6300663B2/en active Active
- 2014-12-12 CN CN201410772788.8A patent/CN105320951B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102222289A (en) * | 2011-08-02 | 2011-10-19 | 浙江大学 | Optical character recognition (OCR)-based mobile phone financial management method and system |
| EP2660692A1 (en) * | 2012-04-30 | 2013-11-06 | BlackBerry Limited | Configurable touchscreen keyboard |
| CN202694374U (en) * | 2012-05-15 | 2013-01-23 | 深圳长城开发科技股份有限公司 | Portable device for invoice identification |
| CN202584267U (en) * | 2012-06-12 | 2012-12-05 | 丰豪盈彩（北京）科技有限公司 | Ticket automatic identification system applying to mobile terminal |
| US20140064620A1 (en) * | 2012-09-05 | 2014-03-06 | Kabushiki Kaisha Toshiba | Information processing system, storage medium and information processing method in an infomration processing system |
| CN103208004A (en) * | 2013-03-15 | 2013-07-17 | 北京英迈杰科技有限公司 | Automatic recognition and extraction method and device for bill information area |
| CN103440507A (en) * | 2013-09-03 | 2013-12-11 | 北京中电普华信息技术有限公司 | Bill information verifying device and method for verifying bill information |
Non-Patent Citations (1)
| Title |
|---|
| 张小军: "票据字符识别方法与应用的研究", 《中国优秀硕士学位论文全文数据库信息科技辑》 * |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105956590A (en) * | 2016-04-27 | 2016-09-21 | 泰合鼎川物联科技（北京）股份有限公司 | Character recognition method and character recognition system |
| CN106096601A (en) * | 2016-06-06 | 2016-11-09 | 深圳辰通智能股份有限公司 | The method and system of character types in a kind of automatic detection bill |
| CN106096601B (en) * | 2016-06-06 | 2019-06-18 | 深圳辰通智能股份有限公司 | The method and system of character types in a kind of automatic detection bill |
| CN107016363A (en) * | 2017-03-30 | 2017-08-04 | 理光图像技术（上海）有限公司 | Bill images managing device, bill images management system and method |
| CN107016363B (en) * | 2017-03-30 | 2020-06-05 | 理光图像技术（上海）有限公司 | Bill image management device, bill image management system, and bill image management method |
| CN109426815A (en) * | 2017-08-22 | 2019-03-05 | 顺丰科技有限公司 | A kind of rotation of document field and cutting method, system, equipment |
| CN109426815B (en) * | 2017-08-22 | 2022-05-10 | 顺丰科技有限公司 | Bill region rotating and splitting method, system and equipment |
| CN110785773A (en) * | 2018-05-25 | 2020-02-11 | 福冈金融集团株式会社 | Bill recognition system |
| CN110785773B (en) * | 2018-05-25 | 2023-09-05 | 福冈金融集团株式会社 | Bill identification system |
| CN112308056A (en) * | 2019-07-26 | 2021-02-02 | 深圳怡化电脑股份有限公司 | Method, device and equipment for acquiring note characteristic region and storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6300663B2 (en) | 2018-03-28 |
| CN105320951B (en) | 2018-11-20 |
| JP2016009223A (en) | 2016-01-18 |
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