CN101149785A - Method for identifying paper medium government application file embedded screen coding - Google Patents
Method for identifying paper medium government application file embedded screen coding Download PDFInfo
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- CN101149785A CN101149785A CNA2007101500870A CN200710150087A CN101149785A CN 101149785 A CN101149785 A CN 101149785A CN A2007101500870 A CNA2007101500870 A CN A2007101500870A CN 200710150087 A CN200710150087 A CN 200710150087A CN 101149785 A CN101149785 A CN 101149785A
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Abstract
This invention relates to identification method of halftone screen code embedded in paper government request document, and its main technical features are: the method use optical scanning identification device to scan the government request document embedded with halftone screen code, read the image data of paper government request document, then analyze the image data and read halftone screen code in image data, convert halftone screen code into computer code and preserve it. This invention are mainly used in various transaction processing of paper government request, automatically read the paper government request documents by optical scanning identification device, achieve integral manage of paper government application documents and electronic document of application file, avoid artificial input and errors in the process of proofreading, greatly reduce the labor intensity of staff and improve the efficiency of government office.
Description
Technical field
The invention belongs to field of information processing, especially a kind of method of discerning paper medium government application file embedded screen coding.
Background technology
At present, the office automation level of office of the Chinese government constantly improves, in some government bodies even directly accept the public's online application, utilize the office automation network of government bodies inside to examine accordingly then, processing etc., this mode greatly the raising office efficiency.But, most government office still needs the public that paper medium application documents are provided, government bodies are for the ease of the management to these paper medium application documents, general adopt following two kinds of processing modes: a kind of to be government bodies be entered in the computing machine the content of these paper medium application documents is manual, examine processing accordingly in the network system of the interior office automation of office that just can join the civil service then, the workload of this manual typing mode is quite heavy, the while also makes mistakes easily; Another kind of processing mode is to use optical scanner that application documents are scanned, image after using literal identification OCR software or hardware to scanning then carries out literal identification, because the sharpness of paper medium application documents, literal size etc. all influence the effect of identification, literal after identification still needs manually to proofread and the processing of file layout, its processing procedure is still very complicated, and workload is also very big, goes wrong equally easily.More than two kinds of processing modes deposit all that the workload of bringing because of manual process is big, complex disposal process, problem such as go wrong easily, therefore, be badly in need of a kind of content of government's application documents can being embedded on the paper medium application documents, so that computing machine can carry out the method that quick identification, check and correction also can convert the generic text file automatically to the application documents content that is embedded on the paper medium automatically.
In order to address the above problem, the content of government's application documents to be embedded on the paper medium government application documents on the one hand, to discern effectively the information of imbedding that is embedded in paper medium government application documents on the other hand.At present, the up-to-date motion of imbedding at the document literal information of carrying out is by the disclosed patent that is called " information flush mounting; information detection device; information is imbedded checkout system; information is imbedded method; information method for detecting; information is imbedded the program of detecting and programmed recording medium [spy opens 2005-341493] " of Japan famous printer manufacturer, this method is added certain black pixel point by each row or column at character image, making its number become the odd-multiple or the even-multiple of a constant, is " 1 " or " 0 " according to odd-multiple or even-multiple decision.This method can solve the problem that the literal printing quality reduces after the information of imbedding to a certain extent, and still, the quantity of information of imbedding is considerably less, and if file and picture can cause the very fatal problem of difficulty of identification when occurring tilting.Therefore, at present also effectively do not discern the method for processing to being embedded in application content on the paper medium.
Summary of the invention
The purpose that the present invention solves is that the half-tone screen code that will be embedded on the paper medium government application documents carries out the conversion of quick identification, check and correction and computer code automatically, with the integrated processing of realization paper medium government application documents with the electronic document of application content.
The present invention solves its technical matters and takes following technical scheme to realize:
A kind of method of discerning paper medium government application file embedded screen coding is characterized in that: the method for identification paper medium government application file embedded screen coding, and its identification step is as follows:
(1). use the optical scanning recognition device that the paper medium government application documents of imbedding half-tone screen code are scanned, read the view data of paper medium government application documents;
(2). in view data, search the particular location of half-tone screen code information point correspondence in view data, discern the half-tone screen code in the recognition image according to each pixel gray-scale value that constitutes the screen image;
(3). half-tone screen code is transformed into computer code and preservation.
And described half-tone screen code is made up of the screen site that one or more geometry forms that comprise shape, direction, size and location distribute.
And described half-tone screen code is made up of the screen site that the physics form that comprises modulation system, spectral characteristic, frequency characteristic, optical characteristics, magnetic properties, mechanical characteristic and the direction of propagation distributes.
And described half-tone screen code is made up of screen sites of one or more printing screen characteristics of the shape of the position of the size of the distance between the gray-scale value that comprises the screen site, the screen site, screen site, screen site, screen site.
And the screen site of screen site that the screen site that described half-tone screen code is distributed by the geometry form, physics form distribute and printing screen characteristic is formed in the interior above screen of two specific characters site.
And described optical scanning recognition device is that scanner, digital camera, facsimile recorder, integral machine, mobile phone are at the interior device that printed images can be converted into electronic image.
Advantage of the present invention and good effect are:
1. the present invention has realized imbedding the automatic identification of the half-tone screen code with application content on the paper medium government application documents, it uses the optical scanning recognition device that paper medium government application documents are scanned and reads and analyze, identification is embedded in the half-tone screen code in the view data and half-tone screen code is transformed into computer code and is kept in the computing machine, realized of the integrated processing of paper medium government application documents with the electronic document of application content, the staff of government bodies is the literal in the typing application documents repeatedly, avoid manual entry and proofread the problem that goes wrong easily, thereby significantly reduced staff's labour intensity and work efficiency.
2. the present invention can convert the application content after the identification to the general format storage, can set up the corresponding database management system according to service needed then and be connected in the office automation network of government bodies, be convenient to staff's management and use, improved the office automation level of government bodies, this mode has important practical significance for the management of government information.
3. the present invention is mainly used in the reading automatically of various governments application documents, realized of the integrated processing of paper medium government application documents with the electronic document of application content, the problem of having avoided manual entry and check and correction to go wrong easily, significantly reduce staff's labour intensity and work efficiency, improved the office automation level of government bodies.
Description of drawings
Fig. 1 is a processing flow chart of the present invention;
Fig. 2 is the screen site synoptic diagram of geometry form;
Fig. 3 is the screen site synoptic diagram of first kind of physics form;
Fig. 4 is the screen site synoptic diagram of second kind of physics form;
Fig. 5 is the screen site synoptic diagram of the third physics form;
Fig. 6 is the screen site synoptic diagram of first kind of printing screen characteristic;
Fig. 7 is the screen site synoptic diagram of second kind of printing screen characteristic;
Fig. 8 is screen coding embedded basic principle schematic on the paper medium;
Fig. 9 is that the information of shading form is imbedded synoptic diagram;
Figure 10 is that the information of written form is imbedded synoptic diagram;
Figure 11 is that the information of graphic form is imbedded synoptic diagram;
Figure 12 is that the information of image format is imbedded synoptic diagram;
Figure 13 is that the paper medium that is embedded with half-tone screen code that the present invention discerns is imbedded government's application documents synoptic diagram.
Embodiment
Below in conjunction with accompanying drawing the embodiment of the invention is further described, but embodiment of the present invention is illustrative, rather than determinate:
Pixel described in the present invention is the least unit of composing images, the screen site is the pairing screen least unit of pixel with the least unit of composing images, dot matrix is the least unit of screen site, the least unit point that can be printed by printing equipment is formed, the screen site is made up of dot matrix, and half-tone screen code is made up of the screen site.
The image pixel dot characteristics is that the gray-scale value by image pixel is the number of the point on the unit area, the shape of image slices vegetarian refreshments is profile particularly, the position of image pixel is the center particularly, the spacing of image pixel, these five the parameter decisions of the size of image pixel.In the present embodiment, according to printing screen principle, when pixel is not on the gradation of image border,, can think that the pixel characteristic can not change even some variations take place for the shape of pixel or direction.In addition, when pixel was not on the gradation of image border, the center of pixel or size some variation a little can think that also the pixel characteristic can not change, and the spacing of image pixel is corresponding with the spacing of screen site.
The present invention with reference to the patent of " method of information embedded halftone screen code " (application number: 200610008124.X), the notion of half-tone screen code is described:
The definition of half-tone screen code is: be printed on the recording medium at least a form in image, literal, mark, the background form, in the media content of its printing is geometric by having considered simultaneously to comprise, or physical characteristic, or and the gray-scale value that comprises the screen site, the distance of screen site, the size of screen site forms different screens site form in interior printing screen characteristic, replace the screen site that forms by the queueing discipline of its above-mentioned characteristic, and this method has constituted the half-tone screen code that the print content information of carrying out is imbedded.
As shown in Figure 2: its screen site form can be different from the screen site form that geometric characteristic was constituted by more than one, as: the direction 204 of the position 203 of the size 202 of the shape 201 of different screen sites, different screen sites, different screen sites and different screen sites.
As shown in Figure 3: screen site form also can be different from the screen site form that physical characteristic was constituted by more than one, as: amplitude modulation screen site 301, frequency modulation screen site 302.
As shown in Figure 4: screen site form also can be different from the screen site form that physical characteristic was constituted by more than one, as: the position of different screen sites is the result of modulation mutually.Here dot matrix p is the dot matrix of fixed position, is used to demarcate the position of inside, screen site, can be described as location, screen site dot matrix, dot matrix d is the information dot matrix, utilize the various code informations of different expressions of dot matrix d and the phase place of location dot matrix p, their gray-scale value all is 3, all is made up of 3 dot matrix.401 expression codes " 0 ", 402 expression codes " 1 ", 403 expression codes " 2 ", 404 expression codes " 3 ", 405 expression codes " 4 ", 406 expression codes " 5 ", 407 expression codes " 6 ".
As shown in Figure 5: screen site form also can be different from screen site form that physical characteristic was constituted by more than one, as: with the screen site 501 of different spectral characteristics, the screen site 502 of different frequency characteristic, the screen site 503 of different optical characteristic, the screen site 506 of the direction of propagation of the screen site 504 of different magnetic properties and the screen site 505 of different mechanical characteristics and different electric waves.
Fig. 6 is the synoptic diagram of printing screen characteristic; In Fig. 6, the size dimension of 601 expression screen sites, 602 expression screen sites are apart from size, and 603 expression screen sites contain what of dot matrix, the i.e. gray-scale value of screen site.
Fig. 7 is the synoptic diagram of the orientation characteristic of printing screen site; In Fig. 7, the screen site arrangement mode of 701 expression positive dirctions, the screen site arrangement mode of 702 expression tilted directions, general characteristic according to human eye, human eye is more obvious than the screen site spacing sense of the screen site arrangement mode of tilted direction to the screen site spacing sense of the screen site arrangement mode of positive dirction, so the screen effect of the screen site arrangement mode of tilted direction will be got well.
Half-tone screen code screen used in the present invention site characteristic is based on: the shape, direction, size and location of having considered figure simultaneously are in the screen site of one or more interior geometry forms characteristic, or modulation system, spectral characteristic, frequency characteristic, optical characteristics, magnetic properties, mechanical characteristic and the direction of propagation are in the screen site of interior physics form characteristic; And or comprise one or more printing screen characteristics of the shape of the position of size, screen site of gray-scale value, the distance between the screen site, the screen site of screen site and screen site.The half-tone screen code that utilizes above-mentioned characteristic to constitute can be used as the computer code canned data, and what imbed the interior application content use of paper medium government application documents is exactly this half-tone screen code.
As shown in Figure 8, with the ultimate principle of the corresponding method at paper medium embedding government application file content of the present invention be: view data is comprised the analysis of the pixel form of pixel form and gray-scale value, be transformed into half-tone screen code according to the information data that will imbed pixel morphological analysis result then with same pixel form and characteristic, the constant principle of pixel form that original image press in above-mentioned each screen site with the half-tone screen code that generates with the pixel form is replaced each pixel of original image at last, the imbedding of realization half-tone screen code.
Fig. 9 is that the information of background shading form is imbedded synoptic diagram.801 is many those special screen sites among the figure, can modulate the numeral of expression 0 to 6 by the position mutually.
Figure 10 is that the information of written form is imbedded synoptic diagram.901 is data " 1 " among the figure, and 902 is data " 0 ".
Figure 11 is that the information of graphic form is imbedded synoptic diagram.1001 for imbedding the screen site of information among the figure.
Figure 12 is that the information of image format is imbedded synoptic diagram.1101 for imbedding the screen site of information among the figure.
The present invention can discern processing to the half-tone screen code that is embedded on the paper medium government application documents with background shading embedded mode, literal embedded mode, image embedded mode, figure embedded mode.Wherein the background shading embedded mode be with screen coding embedded in background, the literal embedded mode is in the stroke with screen coding embedded literal, the image embedded mode be with screen coding embedded on image, and the figure embedded mode be with screen coding embedded on figure.Government's application documents comprise various forms of e-files such as the form, report, application form, instructions of government bodies.
The present invention is example with the government's application documents that are embedded on the paper medium shown in Figure 13 and realizes idiographic flow of the present invention in conjunction with the system handles process flow diagram narration of Fig. 1.
The method of identification paper medium government application file embedded screen coding, be that the half-tone screen code recognition system that will realize the identification paper medium government application file embedded screen coding is installed in the computing machine, equipment such as main frame, display, keyboard, optical scanning recognition device linked together to realize automatic recognition function the half-tone screen code of being imbedded on the paper medium government application documents with application content.Optical scanning recognition device of the present invention can use scanner, digital camera, facsimile recorder, integral machine, mobile phone at the interior device that printed images can be converted into electronic image, in the present invention, employed optical scanning recognition device is a scanner.Its concrete identification step is as follows:
(1). use scanner that the paper medium government application documents of imbedding half-tone screen code are scanned, read the view data of paper medium government application documents; Half-tone screen code in this view data is to imbed in one or more interior modes with background shading embedded mode, literal embedded mode, image embedded mode, figure embedded mode;
(2). in view data, search the particular location of half-tone screen code information point correspondence in view data, discern the half-tone screen code in the recognition image according to each pixel gray-scale value that constitutes the screen image; The half-tone screen code that identifies can be to be made of in the screen site of interior geometry form shape, direction, size and location, also can be to be made of in the screen site of interior physics form concentrated dispersing mode, FMAM or position phase modulation system, the direction of propagation and mechanics center of gravity, half-tone screen code can also be that the gray-scale value, the distance between the screen site, the size of screen site, the position of screen site, the shape of screen site of screen site formed in screen sites of one or more interior printing screen characteristics; In addition, above-mentioned half-tone screen code also can be made up of in interior two or more screens site the screen site of geometry form, the screen site of physics form and the screen site of printing screen characteristic;
(3). half-tone screen code is transformed into computer code and preservation.
According to above-mentioned steps, can realize automatically to the half-tone screen code that is embedded in the government's application documents on the paper medium discern, inner automatic check and correction and the translation function of computer code.The present invention simultaneously can also convert the application content after the identification to the general format storage, can set up the corresponding database management system according to service needed then and be connected in the office automation network of government bodies the difference of adaptation government bodies.
Claims (6)
1. method of discerning paper medium government application file embedded screen coding is characterized in that: the method for identification paper medium government application file embedded screen coding, and its identification step is as follows:
(1). use the optical scanning recognition device that the paper medium government application documents of imbedding half-tone screen code are scanned, read the view data of paper medium government application documents;
(2). in view data, search the particular location of half-tone screen code information point correspondence in view data, discern the half-tone screen code in the recognition image according to each pixel gray-scale value that constitutes the screen image;
(3). half-tone screen code is transformed into computer code and preservation.
2. a kind of method of discerning paper medium government application file embedded screen coding according to claim 1 is characterized in that: described half-tone screen code is made up of the screen site that one or more geometry forms that comprise shape, direction, size and location distribute.
3. a kind of method of discerning paper medium government application file embedded screen coding according to claim 1 is characterized in that: described half-tone screen code is made up of the screen site that the physics form that comprises modulation system, spectral characteristic, frequency characteristic, optical characteristics, magnetic properties, mechanical characteristic and the direction of propagation distributes.
4. a kind of method of discerning paper medium government application file embedded screen coding according to claim 1 is characterized in that: described half-tone screen code is made up of screen sites of one or more printing screen characteristics of the shape of the position of the size of the distance between the gray-scale value that comprises the screen site, the screen site, screen site, screen site, screen site.
5. a kind of method of discerning paper medium government application file embedded screen coding according to claim 1 is characterized in that: the screen site of screen site that the screen site that described half-tone screen code is distributed by the geometry form, physics form distribute and printing screen characteristic is formed in the interior above screen of two specific characters site.
6. a kind of method of discerning paper medium government application file embedded screen coding according to claim 1 is characterized in that: described optical scanning recognition device is that scanner, digital camera, facsimile recorder, integral machine, mobile phone are at the interior device that printed images can be converted into electronic image.
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| Application Number | Priority Date | Filing Date | Title |
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| CNA2007101500870A CN101149785A (en) | 2007-11-06 | 2007-11-06 | Method for identifying paper medium government application file embedded screen coding |
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| CNA2007101500870A CN101149785A (en) | 2007-11-06 | 2007-11-06 | Method for identifying paper medium government application file embedded screen coding |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102215306A (en) * | 2010-04-06 | 2011-10-12 | 顾泽苍 | Method for forming printed matter with automatic reading function |
| CN102375969A (en) * | 2010-08-06 | 2012-03-14 | 手持产品公司 | System and method for document processing |
| CN101571916B (en) * | 2009-05-26 | 2012-06-13 | 天津市阿波罗信息技术有限公司 | Method for identifying screen code with uniform dot matrix |
| CN106803118A (en) * | 2016-12-30 | 2017-06-06 | 广东壮丽彩印股份有限公司 | Anti-counterfeiting mark and recognition methods based on stealthy private mark technology |
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2007
- 2007-11-06 CN CNA2007101500870A patent/CN101149785A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101571916B (en) * | 2009-05-26 | 2012-06-13 | 天津市阿波罗信息技术有限公司 | Method for identifying screen code with uniform dot matrix |
| CN102215306A (en) * | 2010-04-06 | 2011-10-12 | 顾泽苍 | Method for forming printed matter with automatic reading function |
| CN102375969A (en) * | 2010-08-06 | 2012-03-14 | 手持产品公司 | System and method for document processing |
| US9530040B2 (en) | 2010-08-06 | 2016-12-27 | Hand Held Products, Inc. | System and method for document processing |
| CN102375969B (en) * | 2010-08-06 | 2017-05-24 | 手持产品公司 | System and method for document processing |
| US9990527B2 (en) | 2010-08-06 | 2018-06-05 | Hand Held Products, Inc. | System and method for document processing |
| US11507767B2 (en) | 2010-08-06 | 2022-11-22 | Hand Held Products, Inc. | System and method for document processing |
| US11983599B2 (en) | 2010-08-06 | 2024-05-14 | Hand Held Products, Inc. | System and method for document processing |
| CN106803118A (en) * | 2016-12-30 | 2017-06-06 | 广东壮丽彩印股份有限公司 | Anti-counterfeiting mark and recognition methods based on stealthy private mark technology |
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Application publication date: 20080326 |