CN102938061A - Convenient and electronic professional laptop and automatic page number identification method thereof - Google Patents
Convenient and electronic professional laptop and automatic page number identification method thereof Download PDFInfo
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- CN102938061A CN102938061A CN2012105171661A CN201210517166A CN102938061A CN 102938061 A CN102938061 A CN 102938061A CN 2012105171661 A CN2012105171661 A CN 2012105171661A CN 201210517166 A CN201210517166 A CN 201210517166A CN 102938061 A CN102938061 A CN 102938061A
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Abstract
The invention provides a convenient and electronic professional laptop and an automatic page number identification method thereof. The method comprises the following steps of: photographing a paper page image of the convenient and electronic professional laptop; determining the type of a paper page according to the paper page image, so as to obtain the position of a page number labeling area printed on the paper page of the professional laptop in the paper page; determining four edge lines of the paper page image through using a linear detection method in the image, correcting a page area defined by the four edge lines into a square area, and determining the accurate position of the page number labeling area in the square area; and identifying the page number content in the page number labeling area, and adding the content into an electronic file of the paper page. The page number labeling area is printed on the laptop paper page, the laptop paper page is electronized through a CamScanner and other application software, and the page number contents in the page number labeling area are automatically identified, so that the management and the query of the electronic file are convenient.
Description
Technical field
The invention belongs to the electronic computer technology field, relate to a kind of page number recognition methods of electronic document, particularly relate to the electronic professional notebook of a kind of convenience and page number automatic identifying method thereof.
Background technology
In daily life, people often need to take paper document, preserve into the photo of jpeg format, or generate the document of PDF, thereby realize the electronization of paper document, convenient management.Smart mobile phone be exactly commonly use by one of instrument of paper document electronization.Because generally all with camera, utilize the camera on mobile phone can take paper document on smart mobile phone, and the electronic document that shooting is obtained carries out after certain image is processed converting the photo of jpeg format to again, or generates the document of PDF.The application software that possesses above-mentioned functions is also more universal, as the application CamScanner in apple application shop and *** application shop.These application software can be from the image of taking automatic monitoring measure the four edges of captured document, excise the background of document areas outside in image as benchmark, and document areas is proofreaied and correct and the processing such as figure image intensifying, obtain an effect that is similar to the shipshape electronic document obtained by scanner scanning, with the form of user's appointment, preserved and manage.
It is the paper part notebook page that common needs carry out electronic paper document, people did various records originally through the notes of common paper part for a long time, as minutes, memorandum transaction record etc., have dozens or even hundreds of page paper in a paper part notebook, and the notebook of same type, they are all, and to be used for the pattern of page of record be generally unified.Being printed on the page number on some notebook page, but on the general notebook page being printed page code not, below minute line in the bottom printed on the notebook page, until the lower limb of the page is all blank, is for attractive in appearance, there is no practical function.By application software such as CamScanner, the notebook page is carried out to electronization, after being saved in the electronic equipments such as smart mobile phone and going with the form of the form of jpeg image or PDF document, along with the increase of electronic page quantity, to its manage and the retrieval meeting more and more difficult.Such as, when people see the item recorded on the notebook page of a papery, want to find the electronic document of this page, when watching the annotations and comments of once doing on this electronic document, just may in thousands of electronic documents of hundreds of, search for one by one, very trouble.
Summary of the invention
The shortcoming of prior art in view of the above, the object of the present invention is to provide the electronic professional notebook of a kind of convenience and page number automatic identifying method thereof, for solving the order confusion of electronic document of the prior art papery page, be difficult for realizing the problem of management and the inquiry of content.
Reach for achieving the above object other relevant purposes, the invention provides the electronic professional notebook of a kind of convenience and page number automatic identifying method thereof.
The professional notebook that a kind of convenience is electronic, be printed with page number tab area on the papery page of the professional notebook that described convenience is electronic.
Preferably, described page number tab area is fixed at the assigned address on the described papery page.
The page number automatic identifying method of the professional notebook that a kind of convenience is electronic, the page number automatic identifying method of the professional notebook that described convenience is electronic comprises:
Shooting facilitates the papery page-images of electronic professional notebook;
Determine the type of the described papery page according to described papery page-images, thereby obtain the position of page number tab area in the described papery page on the papery page that is printed on described professional notebook;
Determine the four edges edge line of described papery page-images by the line detection method in image, and the page area that four edges edge line is limited proofreaies and correct as square region, determine the accurate location of page number tab area in described square region;
The page number content of identifying in described page number tab area joins in the electronic document of the described papery page.
Preferably, the type of the described papery page is by size and the format determination of this papery page; The form of the described papery page comprises the number of minute line printed on the papery page, or/and whether page number tab area is arranged or/and the size of page number tab area and position.
Preferably, described page number tab area is fixed at the assigned address on the described papery page.
Preferably, in the situation that the type of the described papery page is known in advance, determine that according to described papery page-images the specific implementation of the type of the described papery page is: the type of manually specifying the described papery page.
Preferably, in the situation that the type of the described papery page is known in advance, determine that according to described papery page-images the specific implementation of the type of the described papery page is: the place, fixed position on the described papery page is printed with a type mark; Detect the type mark on described papery page-images, the type mark that this is detected compares one by one with known in advance type mark, finds out the affiliated type of the described papery page.
Preferably, in the situation that the type of the described papery page is not for to know in advance, the specific implementation of determining the type of the described papery page according to described papery page-images is: create the type of the new papery page, input size and the form of this unknown papery page.
Preferably, described page number tab area is printing type face zone or hand-written script zone.
Preferably, when described page number tab area is the hand-written script zone, judge whether described page number tab area is blank, if not carry out page number identification, otherwise do not carry out page number identification; Concrete determination methods is: the image block to described page number tab area carries out binary conversion treatment, detect the wherein number of the foreground point pixel of representative of consumer person's handwriting, if this number shared ratio in whole page number tab area surpasses predetermined threshold value, described page number tab area is not blank, otherwise is blank.
As mentioned above, the professional notebook that convenience of the present invention is electronic and page number automatic identifying method thereof have following beneficial effect:
The present invention is by printing page number tab area on the notebook papery page, and in the page number content of by application software such as CamScanner, the notebook papery page being carried out in electronic automatically identifying this page number tab area, solve the problem of order confusion of the electronic document of the papery page, facilitated electronic document management and inquiry.
The accompanying drawing explanation
Fig. 1 is shown as a kind of structural representation of the electronic professional notebook of convenience of the present invention.
Fig. 2 is shown as the another kind of structural representation of the electronic professional notebook of convenience of the present invention.
Fig. 3 is shown as the schematic flow sheet of the page number automatic identifying method of the electronic professional notebook of convenience of the present invention.
The element numbers explanation
The 100 papery pages;
101 page number tab area.
Embodiment
Below, by specific instantiation explanation embodiments of the present invention, those skilled in the art can understand other advantages of the present invention and effect easily by the disclosed content of this instructions.The present invention can also be implemented or be applied by other different embodiment, and the every details in this instructions also can be based on different viewpoints and application, carries out various modifications or change not deviating under spirit of the present invention.
Refer to accompanying drawing.It should be noted that, the diagram provided in the present embodiment only illustrates basic conception of the present invention in a schematic way, satisfy in graphic and only show with assembly relevant in the present invention but not component count, shape and size drafting while implementing according to reality, during its actual enforcement, kenel, quantity and the ratio of each assembly can be a kind of random change, and its assembly layout kenel also may be more complicated.
Below in conjunction with embodiment and accompanying drawing, the present invention is described in detail.
Embodiment mono-
The present embodiment provides a kind of convenience electronic professional notebook, as shown in Figure 1, on the papery page 100 of the professional notebook that described convenience is electronic, is printed with page number tab area 101.Particularly, described page number tab area 101 is fixed at the assigned address on the described papery page 100.Just can accurate scanning arrive page number tab area 101 like this in these papery page 100 electronizations, the page number content extracted in page number tab area 101 is added in the electronic document of this page number.Above-mentioned assigned address can be the optional position of the papery page, as the header position of the papery page, or the footer position etc., referring to Fig. 1 and Fig. 2.
The present embodiment also provides the page number automatic identifying method of the electronic professional notebook of a kind of convenience, the electronic professional notebook of wherein said convenience is the electronic professional notebook of convenience that the present embodiment provides, as shown in Figure 3, the page number automatic identifying method of the electronic professional notebook of described convenience comprises:
Shooting facilitates the papery page-images of electronic professional notebook.In the present embodiment, on the papery page of the professional notebook that described convenience is electronic, be printed with page number tab area.Described page number tab area is fixed at the assigned address on the described papery page.Just can accurate scanning arrive page number tab area like this in this papery page electronization, extract the page number content in page number tab area.Described page number tab area is used for user writing or the printing page number, such as, below the last item of the notebook page divides line, with a rectangular area of dotted line printing, the prompting user can write the page number therein.This page number can be digital form, can be also alphabetical form, or any form that can tell sequencing.
Determine the type of the described papery page according to described papery page-images, thereby obtain the position of page number tab area in the described papery page on the papery page that is printed on described professional notebook.In the present embodiment, the type of the described papery page is by size and the format determination of this papery page; The form of the described papery page comprises the number of minute line printed on the papery page, or/and whether page number tab area is arranged or/and the size of page number tab area and position.That is to say, the form of the described papery page can be any number of situation, such as only being printed with minute line on this papery page or only being printed with page number tab area and the features such as the size of this page number tab area and position, or both be printed with minute line and also be printed with page number tab area.
Determine the four edges edge line of described papery page-images by the line detection method in image, and the page area that four edges edge line is limited proofreaies and correct as square region, determine the accurate location of page number tab area in described square region.In the present embodiment, obtain four outer peripheral straight lines of representing pages in page-images by the straight-line detection in image, cut away the scope background area in addition that in image, these four representing pages outward flange straight lines limit, and take these four representing pages outward flange straight lines as the correct image of benchmark to taking, the page area that these four outer peripheral straight lines of representing pages are limited is corrected into square region, can be rectangular region, can be also square area.Can determine the accurate location of page number tab area in the papery page according to the type of the described papery page and the page area after correction, thereby obtain exactly the page number of this papery page.
The page number content of identifying in described page number tab area joins in the electronic document of the described papery page.In the present embodiment, from correction the papery page-images extract page number tab area, identify printed in page tab area or the hand-written page number content got on, this page number content is added in the electronic document of this papery page, after can being provided with, manage and inquire about.Wherein, described page number tab area is printing type face zone or hand-written script zone.When described page number tab area is the hand-written script zone, judge whether described page number tab area is blank, if not carry out page number identification, otherwise do not carry out page number identification; Concrete determination methods is: the image block to described page number tab area carries out binary conversion treatment, detect the wherein number of the foreground point pixel of representative of consumer person's handwriting, if this number shared ratio in whole zone surpasses predetermined threshold value, described page number tab area is not blank, otherwise is blank.Particularly, because prior known needs identification is the page number, therefore the accuracy rate of identification can be greatly enhanced.Two kinds of situations are now arranged, and a kind of is that the page number is printing, and the page number of this type is generally arabic numeral, and easily, accuracy rate is also very high in identification, another kind is that to be that the user is hand-written fill in the page number, need in this case first to judge the whether hand-written page number in this zone of user, the method of judgement has a variety of, the example that provides a judgement at this illustrates technical feasibility, as the image block to representing the page number tab area that this extracts carries out binary conversion treatment, check the wherein number of the foreground point pixel of representative of consumer person's handwriting, if this number shared ratio in whole page number tab area has surpassed a predefined threshold value, think that described page number tab area is not blank, otherwise think that it is blank that the described page number is write zone, if it is blank described page number tab area being detected, do not carry out the identification of the page number, if it is not blank described page number tab area being detected, in this zone, carry out the identification of the hand-written page number.
The present invention is by printing page number tab area on the notebook papery page, and by application software such as CamScanner, the notebook papery page is being carried out in electronic automatically identifying the page number content of this page number tab area, thereby facilitate electronic document management and inquiry.Utilize the method that increases page number tab area to be determined the order of electronic document, not only facilitated management and the inquiry of electronic document, also make and understand faster, clearer to the reading of electronic document.
Embodiment bis-
The present embodiment provides the page number automatic identifying method of the electronic professional notebook of a kind of convenience, the difference of the page number automatic identifying method of the professional notebook that itself and the described convenience of embodiment mono-are electronic is: the type of the known described papery page in advance, determine that according to described papery page-images the specific implementation of the type of the described papery page is: the type of manually specifying the described papery page; Be the user before photographic images, or before processing image after photographic images, manually specify the type under the papery page of notebook, such as in a series of notebook page types the application software such as camScanner from pre-save, selecting one.
Embodiment tri-
The present embodiment provides the page number automatic identifying method of the electronic professional notebook of a kind of convenience, the difference of the page number automatic identifying method of the professional notebook that itself and embodiment mono-and two described convenience are electronic is: the type of the known described papery page in advance, determine that according to described papery page-images the specific implementation of the type of the described papery page is:
Place, fixed position on the described papery page is printed with a type mark; Described type mark can be word, symbol, figure or any two or three s' combination.
Detect the type mark on described papery page-images, the type mark that this is detected compares one by one with known in advance type mark, finds out the affiliated type of the described papery page.Place, fixed position on the described papery page is printed with a type mark, an i.e. pre-designed mark (being type mark) in the assigned address printing of each papery page of notebook in advance, obtained the image of the papery page of notebook in shooting after, first in image, detect four outward flanges of the papery page of notebook, take these four outward flanges as the approximate location with reference to definite described mark in the image of the papery page, thereby realize the described detection be marked in image, then the mark detected, the mark with the papery page of a plurality of dissimilar notebooks of representing of pre-save compares one by one, find out the affiliated type of the papery page of captured notebook.Mark by the mark that detects with a plurality of dissimilar notebook papery pages of representing of pre-save compares one by one, find out the affiliated type of the papery page of captured notebook, this step relates to handwriting recognition, word identification, mature technology in this areas such as images match, therefore not to repeat here.
Embodiment tetra-
The present embodiment provides the page number automatic identifying method of the electronic professional notebook of a kind of convenience, the difference of the page number automatic identifying method of the professional notebook that itself and the described convenience of embodiment mono-are electronic is: the type of not knowing in advance the described papery page, in such cases, determine that according to described papery page-images the specific implementation of the type of the described papery page is:
Create the type of the new papery page, input size and the form of this unknown papery page.
If the i.e. papery page of the captured notebook overstriking that do not belonged to the in advance known printing of the application software such as CamScanner or/and minute line lengthened or/and parse line or/and the type of the papery page of Title area, after first the type of the unknown papery page is added in the type of the papery page of new establishment by this in follow-up step, then carry out follow-up processing.
The present invention need to be in the application software such as CamScanner known notebook type of having printed the page number or page number tab area in advance, and the corresponding page number or the position of page number tab area in the notebook page, could realize accurately adding the page number in the electronic document to the notebook page (being the above-mentioned papery page).If the notebook page just had a printing before electronization or the hand-written page number of user oneself, can identify the page number preserve after electronization by method of the present invention, the retrieval of follow-up needs being carried out to electronic document is highly beneficial.The present invention is by printing page number tab area on the notebook page, and by application software such as CamScanner, the notebook page is carried out electronic in the identification page number automatically, thereby facilitate the method for electronic document management.
In sum, the present invention has effectively overcome various shortcoming of the prior art and the tool high industrial utilization.
Above-described embodiment is illustrative principle of the present invention and effect thereof only, but not for limiting the present invention.Any person skilled in the art scholar all can, under spirit of the present invention and category, be modified or be changed above-described embodiment.Therefore, such as in affiliated technical field, have and usually know that the knowledgeable, not breaking away from all equivalence modifications that complete under disclosed spirit and technological thought or changing, must be contained by claim of the present invention.
Claims (10)
1. the professional notebook that convenience is electronic, is characterized in that, on the papery page of the professional notebook that described convenience is electronic, is printed with page number tab area.
2. the electronic professional notebook of convenience according to claim 1, it is characterized in that: described page number tab area is fixed at the assigned address on the described papery page.
3. the page number automatic identifying method of the electronic professional notebook of a convenience, is characterized in that, the page number automatic identifying method of the professional notebook that described convenience is electronic comprises:
Shooting facilitates the papery page-images of electronic professional notebook;
Determine the type of the described papery page according to described papery page-images, thereby obtain the position of page number tab area in the described papery page on the papery page that is printed on described professional notebook;
Determine the four edges edge line of described papery page-images by the line detection method in image, and the page area that four edges edge line is limited proofreaies and correct as square region, determine the accurate location of page number tab area in described square region;
The page number content of identifying in described page number tab area joins in the electronic document of the described papery page.
4. the page number automatic identifying method of the electronic professional notebook of convenience according to claim 3, it is characterized in that: the type of the described papery page is by size and the format determination of this papery page; The form of the described papery page comprises the number of minute line printed on the papery page, or/and whether page number tab area is arranged or/and the size of page number tab area and position.
5. the page number automatic identifying method of the electronic professional notebook of convenience according to claim 3, it is characterized in that: described page number tab area is fixed at the assigned address on the described papery page.
6. the page number automatic identifying method of the electronic professional notebook of convenience according to claim 3, it is characterized in that: in the situation that the type of the described papery page determines that according to described papery page-images the specific implementation of the type of the described papery page is: the type of manually specifying the described papery page for known in advance.
7. the page number automatic identifying method of the electronic professional notebook of convenience according to claim 3, it is characterized in that: in the situation that the type of the described papery page determines according to described papery page-images that for known in advance the specific implementation of the type of the described papery page is:
Place, fixed position on the described papery page is printed with a type mark;
Detect the type mark on described papery page-images, the type mark that this is detected compares one by one with known in advance type mark, finds out the affiliated type of the described papery page.
8. the page number automatic identifying method of the electronic professional notebook of convenience according to claim 3, it is characterized in that: in the situation that the type of the described papery page for not know in advance, determines according to described papery page-images that the specific implementation of the type of the described papery page is:
Create the type of the new papery page, input size and the form of this unknown papery page.
9. the page number automatic identifying method of the electronic professional notebook of convenience according to claim 3, it is characterized in that: described page number tab area is printing type face zone or hand-written script zone.
10. the page number automatic identifying method of the electronic professional notebook of convenience according to claim 9, it is characterized in that: when described page number tab area is the hand-written script zone, judge whether described page number tab area is blank, if not carry out page number identification, otherwise do not carry out page number identification; Concrete determination methods is: the image block to described page number tab area carries out binary conversion treatment, detect the wherein number of the foreground point pixel of representative of consumer person's handwriting, if this number shared ratio in whole page number tab area surpasses predetermined threshold value, described page number tab area is not blank, otherwise is blank.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105171661A CN102938061A (en) | 2012-12-05 | 2012-12-05 | Convenient and electronic professional laptop and automatic page number identification method thereof |
| PCT/CN2013/088425 WO2014086277A1 (en) | 2012-12-05 | 2013-12-03 | Professional notebook convenient for electronization and method for automatically identifying page number thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105171661A CN102938061A (en) | 2012-12-05 | 2012-12-05 | Convenient and electronic professional laptop and automatic page number identification method thereof |
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| CN102938061A true CN102938061A (en) | 2013-02-20 |
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| CN2012105171661A Pending CN102938061A (en) | 2012-12-05 | 2012-12-05 | Convenient and electronic professional laptop and automatic page number identification method thereof |
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| CN (1) | CN102938061A (en) |
| WO (1) | WO2014086277A1 (en) |
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| WO2014086277A1 (en) * | 2012-12-05 | 2014-06-12 | 上海合合信息科技发展有限公司 | Professional notebook convenient for electronization and method for automatically identifying page number thereof |
| WO2014086265A1 (en) * | 2012-12-05 | 2014-06-12 | 上海合合信息科技发展有限公司 | Special notebook convenient to be electronized and electronizing method thereof |
| WO2014086266A1 (en) * | 2012-12-05 | 2014-06-12 | 上海合合信息科技发展有限公司 | Professional notebook convenient for electronization and method for displaying electronic thumbnail thereof |
| CN104484397A (en) * | 2014-12-16 | 2015-04-01 | 上海合合信息科技发展有限公司 | Automatic image document sequencing method and automatic image document sequencing device |
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| WO2014086265A1 (en) * | 2012-12-05 | 2014-06-12 | 上海合合信息科技发展有限公司 | Special notebook convenient to be electronized and electronizing method thereof |
| WO2014086266A1 (en) * | 2012-12-05 | 2014-06-12 | 上海合合信息科技发展有限公司 | Professional notebook convenient for electronization and method for displaying electronic thumbnail thereof |
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