CN101533317A - Fast recording device with handwriting identifying function and method thereof - Google Patents
Fast recording device with handwriting identifying function and method thereof Download PDFInfo
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- CN101533317A CN101533317A CN200810082937A CN200810082937A CN101533317A CN 101533317 A CN101533317 A CN 101533317A CN 200810082937 A CN200810082937 A CN 200810082937A CN 200810082937 A CN200810082937 A CN 200810082937A CN 101533317 A CN101533317 A CN 101533317A
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Abstract
The invention discloses a fast recording method with handwriting identifying function, which comprises the steps of collecting handwriting data that is hand input by a user, displaying the handwriting that is hand input by the user, identifying multiple handwritings that are hand input by the user, and editing identified results. The picture and text recording speed by using the fast recording method and the device thereof is almost same with the human recording speed when using papers and pens, and the fast recording method and the device thereof can realize novel automatic identifying and differentiating as well as late stage editing of the handwritings such as characters, diagrams and the like.
Description
Technical field
The present invention relates to mode identification technology, particularly possess the fast recording apparatus and method of hand-write recognition function.
Background technology
Nowadays, portable terminals such as mobile phone and PDA are quite universal, become people's IT instrument used in everyday.Be equipped with various input methods in these terminals, comprised inputting method, phonitic entry method and hand-writing input method etc.
On the one hand owing to exist the restriction of keyboard, the restriction of applied environment, the constraint conditions such as restriction of accuracy of identification and speed, thereby caused these input methods in input speed mostly less than the speed of directly on paper, writing;
On the other hand, though people can skillfully use under the situation of Standard PC keyboard, the speed of character might surpass writing speed on the paper by a keyboard entry, but with regard to the mankind's cognition and study habit, people more wish directly record on terminal device of the enough modes of writing of energy, and often need the content stores of record is got off, be convenient to put in order in the future.
For example, in session or carry out record at any time when listening report; Write down friend's name and contact method rapidly; Make a copy of one section advertising message; Record stretch line chart or the like.These information not only will be noted apace, and are further being edited probably in the future.
As mentioned above, but people press for a kind of fast recording, storage and the quick-moving speed recording apparatus and method that can carry out editing operation, replace existing by the keyboard input, the apparatus and method of phonetic entry or traditional handwriting recognition input.
Pen recorder in the existing portable terminal comprises common notepad, memo, and p.m.entry, document editor etc., people can only import with methods such as traditional inputting method, phonitic entry method and handwriting inputs.
Because custom, recognition speed and environmental limit, input speed is slow under some scene, particularly need under the situation of while typing literal and chart, then can't be applicable to the real time record situation that needs, for example in session or need fast recording when listening report, depend on traditional paper and pen with regard to having to and carry out hand-written record, perhaps be similar to the record that drawing tools carries out the person's handwriting pattern.Handle if the information that the former notes is carried out electronization, need again artificial again or (OCR: optical character identification) be input in the computing machine, process is too loaded down with trivial details and complicated like this by means of the OCR device; The latter is subjected to the restriction of the input space, and recorded content is limited, and note be the person's handwriting image, in the future editor and processing capacity automatically are not provided.
At present in the test of conventional sample, in the handwriting recognition to the recognition accuracy of alphabetic character to one than higher level, wherein the recognition accuracy for Chinese characters in common use character (Chinese character of stipulating among the GB2312) can reach more than 90% greatly.Now handwriting input has become a kind of common input method in the real life, for example, imports having on the mobile phone of touch-screen.But this technology still is not suitable for the situation of quick real time record:
On the one hand, because the recognition accuracy of alphabetic character can not reach 100%, the application of existing handwriting input is word for word to discern according to the person's handwriting of input, the situation that character-recognition errors can often occur, and the handwriting data after handling is not carried out complete documentation, cause the data disappearance, so just can not check the correction of searching in the future;
On the other hand, because prior art can not be treated the input of literal and non-legible character with a certain discrimination, if in shorthand, can not distinguish the figure of Freehandhand-drawing like this, the figure of Freehandhand-drawing also can be identified engine and be used as alphabetic character and discern, thereby obtain wrong recognition result, graph data just can not be stored.
Though have independent handwriting input respectively and be stored as the device of graphic file and the device that the handwriting input alphabetic character is discerned editor at present, can not discern and distinguish handwriting or handwritten patterns automatically but still do not exist, and carry out the method and apparatus of input editing simultaneously.Thereby the user still needs to change input media or carry out blocked operation when writing the variety classes content, is not easy to the user like this and uses.
In view of this, how to realize that quick handwriting input and the automatic handwriting of handling are that prior art needs further place of improving.
Summary of the invention
The purpose of this invention is to provide a kind of brand-new fast recording apparatus and method that possess hand-write recognition function, thereby realization is write down real-time and picture and text automatic distinguishing and editor's function.
According to an aspect of of the present present invention, a kind of method that possesses the fast recording of hand-write recognition function comprises step:
(a) handwriting data of collection user handwriting input;
(b) person's handwriting to user's handwriting input shows;
(c) a plurality of person's handwritings of user's handwriting input are discerned;
(d) recognition result is edited.
According to another aspect of the present invention, a kind of device that possesses the fast recording of hand-write recognition function comprises:
Interactive unit is used to receive and the hand-written symbol track and the operation information of explicit user input, the information of user's input of receiving is sent to operation processing unit, and receive and display message from operation processing unit;
Operation processing unit is discerned the handwriting tracks that receives, and the result who identifies is carried out kind judge, and according to demonstration and the editor of different kind control interactive unit to recognition result;
Storage unit is used to store interactive unit and the required information of operation processing unit operation.
Communication unit is used to manage the message exchange between the correlation unit of message exchange between each unit and different physical platforms.
Use apparatus and method of the present invention to carry out the speed of graphic record and people are about the same with the speed of paper and pen record, and can realize the automatic identification differentiation and the later stage compilation of handwritings such as brand-new alphabetic character, chart.
Description of drawings
Fig. 1 is the fast recording schematic representation of apparatus that possesses hand-write recognition function according to the embodiment of the invention;
The synoptic diagram of Fig. 2 display unit when carrying out the typing state;
The synoptic diagram of Fig. 3 display unit when carrying out the identification editing operation;
Fig. 4 is the process flow diagram according to the realization fast recording function of the embodiment of the invention;
Fig. 5 is the process flow diagram according to the identification editting function of the embodiment of the invention;
Fig. 6 is an operation physical platform example of the present invention.
Embodiment
Below, describe the preferred embodiments of the present invention with reference to the accompanying drawings in detail.In the following description, for clear and for simplicity, omitted detailed description to known function or structure.
This instructions for embodiment only be a kind of application of the present invention, and do not mean that enforcement of the present invention only is confined to this a kind of form.
In this manual, the term of use " unit " is made of assembly, and " assembly " refers to the entity relevant with system of the present invention, or hardware, the combination of hardware and software, software, or executory software.For example, assembly can be, but is not limited to, and operates in thread, program and the computing machine of process on the processor, processor, object, the thing that can carry out, execution.As example, the application program that operates on the portable terminal can be an assembly.Assembly can comprise one or more assemblies in addition.
Term " comprises ", " comprising " or the similar terms meaning is that nonexclusion comprises, thereby comprises that the method for a row assembly or equipment not only comprise these assemblies, also comprise the assembly that other are unlisted.
In of the present invention, for convenience of description, handwriting is divided into handwriting character, hand-written operational character and three big classes of hand-drawing graphics, wherein the handwriting character comprises various spoken and written languages and special character, Chinese character for example, English, the Latin alphabet and mathematical formulae symbol; Hand-written operational character, also in area of pattern recognition and character code standard, also be called the gesture symbol, it comprises deletion, and carriage return is returned and deleted, line feed, roll screen insert to wait the hand-written symbol that refers to certain editting function, can be defined by the user also can be by preestablishing or according to the default configuration of later standard as this device. Hand-drawing graphics also comprises the figure that other handwriting of non-legible character such as Freehandhand-drawing form and cartographical sketching and operational character forms.
In of the present invention, candidate set refers to the combination that the character and the figure of change are imported in Gong user selection that identification obtains, and it is including but not limited to the candidate character character, candidate's figure and operational character.
Fig. 1 is the fast recording schematic representation of apparatus that possesses hand-write recognition function according to the embodiment of the invention.
With reference to Fig. 1, comprise according to the fast recording device that possesses hand-write recognition function of the embodiment of the invention: interactive unit 101, operation processing unit 102, storage unit 103 and communication unit 104.
Interactive unit 101 comprises input block 110 and display unit 120.Input block 110 is used to be received in this handwriting write and user's selection operation, wherein, handwriting is divided into handwriting character, hand-written operational character and three big classes of hand-drawing graphics, wherein the handwriting character comprises various spoken and written languages and special character, Chinese character for example, English, the Latin alphabet and mathematical formulae symbol; Hand-written operational character comprises deletion, carriage return, and line feed, roll screen is inserted and is waited the hand-written symbol that refers to certain editting function; Hand-drawing graphics also comprises the figure that other handwriting of non-legible character such as Freehandhand-drawing form and cartographical sketching and operational character forms.
In the present embodiment, for the convenience of describing, display unit is described by Fig. 2 and Fig. 3.Fig. 2 is the synoptic diagram of display unit when carrying out the typing state in the device described in the invention.Fig. 3 is the synoptic diagram of display unit when carrying out the identification editing operation.
Example is divided into display unit 120 as lower area as shown in Figures 2 and 3: handwriting viewing area 201 is used to show handwriting; Handwriting thumbnail viewing area 202 is used to show the thumbnail image of the person's handwriting of handwriting input, the handwriting information of input before can being used for showing; With other mutual required demonstration, for example scroll bar 203 and page-turning button 204 among the figure.Wherein handwriting thumbnail viewing area 202 is optional viewing area, scroll bar 203 can be by different display format with page-turning button 204 among the figure, its effect is in order to solve the problem under the screen demonstration not, so both can select one, situation about running under writing not in the following example directly is described with page turning, not at any settling mode of the concrete use of explanation.In handwriting viewing area 201, two zones that surround with frame are respectively hand-drawing graphics 303 and the handwriting character 304 that writes, and only for illustrating, the user can write different contents arbitrarily, content shown in limited subscriber does not only write here.
In the editor viewing area 301 among Fig. 3, can show the recognition result that recognition unit 220 provides, as hand-drawing graphics 302, alphabetic character 303, when focus (as cursor 304) moves on on certain alphabetic character,, proofread for the user just candidate set 305 can show, when the first-selected result who provides in identification is error result like this, can change very easily.The triggering mode of candidate set can comprise for a long time to be pushed, and clicks and multiple mode of operation commonly used such as function button, is not limited in the mode of automatic ejection.
As shown in Figures 2 and 3, the form that the display unit in the device described in the invention also comprises thumbnail 202 shows, its function is the person's handwriting figure of handwriting input before can checking without page turning or roll screen.This display mode is an option.When screen when not showing, can adopt the form of screen scroll or page turning up and down to continue typing, this screen before data can display with the form of thumbnail, can not show yet, only show the person's handwriting of current input screen.
Adopting touch-screen is under the situation of interactive component, also is display module so touch-screen is an input module, and this moment, input block 110 and display unit 120 can shared physical interfaces.Here need to prove that above viewing area can be subjected to the restriction of actual screen and share the actual physics zone.In the smaller situation of screen, the screen of mobile phone for example, this moment is in the process of carrying out input, above-mentioned viewing area can be replaced in the identical position of physical screen respectively and be shown, and the position of viewing area is not limited to Fig. 2 and the described position of Fig. 3 in the example of the present invention, and this is conspicuous for this area person skilled.
Operation processing unit 102 is used for data computation and logic determines, comprises arithmetic logic unit 210 and recognition unit 220.Arithmetic logic unit 210 is used to handle the selection operation information that input block receives, provide corresponding results according to the result of person's handwriting identification and user's operation execution, for example receive the candidate result that the user selects from candidate set, the data that it is corresponding with storage unit are delivered to display unit 120 and are shown.Recognition unit 220 is used for that input block is received handwriting to be discerned, and provides a candidate set, the figure candidate that this candidate set can comprise alphabetic character and segment.
As shown in Figure 4, when discerning the postedit operation, comprise in the display unit 120 and show picture and text editing area 301, wherein, can hand-drawing graphics 302 and the alphabetic character 303 that identify be shown, when cursor 304 is fallen on certain alphabetic character or other targets in the video text editing district, just have candidate set 305 candidate set of this destination object correspondence is shown, select correction for the user.
Storage unit 103 is used to store the required relevant information of each unit operation, and it comprises: the handwriting information of writing, the reference information of video text editing, apparatus and method information needed such as the candidate set information of recognition result.Wherein the reference information of video text editing comprises the handwriting that is syncopated as and its corresponding relative position information that recognition unit provides.
Communication unit 104 is used to manage the message exchange between each unit, because each unit can be on same platform, perhaps on different physical platforms, so the content of communication unit management also comprises the message exchange between the correlation unit of each platform.
Fig. 4 is the part according to the process flow diagram of the fast recording method that possesses quick hand-write recognition function of the embodiment of the invention, the main process flow diagram of realizing the fast recording function of describing; Fig. 5 is the another part of process flow diagram that possesses the fast recording method of quick hand-write recognition function according to an embodiment of the invention, the main process flow diagram of describing the identification editting function.
As shown in Figure 4 and Figure 5, determining step S404 wherein, S405, S406, S502, S506 and S511 can carry out in arithmetic logic unit 210.
Below in conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5 each operating process that possesses the fast recording apparatus and method of hand-write recognition function of the present invention is described.
With reference to Fig. 4, at step S401, the user is by handwriting input unit 110 at least one handwriting of input.Execution in step S402 notes the handwriting data of input, and at step S403 handwriting data is passed to display unit 120 and show, as 203 among Fig. 2,204, be the handwriting display effect, this is giving an example of a kind of demonstration, can use other not influence the various display effects of its statement content, change in color for example, embossment or chalk effect etc.The execution sequence of step S402 and step S403 can exchange.
Step S404 judges whether the user needs to use the identification editting function, if do not use this function to continue handwriting input, then execution in step S406 judges whether input is finished, if then finish.If do not finish, will continue to carry out S401, S402 and S403 so.Select to carry out identification edit step S501 if in step S404, judge the user, then enter identification editor's treatment scheme.Judge that user's method of operating comprises the user and directly undertaken by multiple modes such as selection function button or double-click screens, the present invention also only limits to a certain judgment mode, below in conjunction with Fig. 5 the method step of identification editting function is described in detail:
In step S501, execution in step S502 searches whether there is the result who has discerned from storage unit 103, if have, then execution in step S504 reads recognition result, and execution determining step S506 judges whether it is to be hand-written operational character, if recognition result is illustrated can carry out corresponding operational order when it is hand-written operational character, for example common deletion, carriage return is returned and is deleted, line feed, operations such as insertion.If be other handwritings, execution in step S507 shows recognition result in display unit 120 so, and the S301 zone in Fig. 3 can show recognition result.Step S508 is used for explaining recognition result and judges user's operational order, edits recognition result and execution in step S509, upgrades the demonstration in the editing area.In editor's process, cursor or other designated symbols are fallen on the character that certain identification obtains, then the candidate of its candidate's correspondence and candidate's figure and candidate operations display, can be for user's selection operation, and the user can select different input methods to carry out replenishing of literal and input simultaneously.
Execution in step S511 judges whether editor finishes, and for finishing then to continue execution in step S508, S509 selects to finish editing operation as if the user, and then this flow process finishes.
As shown in Figure 4, the user can also not select execution in step S501 and step S405. and after input is finished, carry out identification edit step flow process shown in Figure 5 separately, and the handwriting data in the storage unit 103 is handled.
Record can be separated on the different physical platforms with editor's process, as importing on portable terminal, edits at the other end of computing machine or internet.These all are the applied concrete physical platforms of device described in the invention.
Claims (17)
1. method that possesses the fast recording of hand-write recognition function comprises step:
(a) handwriting data of collection user handwriting input;
(b) person's handwriting to user's handwriting input shows;
(c) a plurality of person's handwritings of user's handwriting input are discerned;
(d) recognition result is edited.
2. method according to claim 1 is characterized in that described step (d) comprises the show candidate group.
3. method according to claim 2 is characterized in that described candidate set comprises original input person's handwriting.
4。Method according to claim 2 is characterized in that described candidate set comprises candidate character character, candidate's figure and operational character.
5. method according to claim 1 is characterized in that step (a) and (b) can carry out repeatedly.
6. method according to claim 1 is characterized in that described handwriting data comprise single or multiple alphabetic characters, hand-written operational character or hand-drawing graphics.
7. method according to claim 6 is characterized in that described alphabetic character comprises spoken and written languages and special character.
8. method according to claim 6 is characterized in that described hand-written operational character comprises deletion, carriage return, line feed, roll screen, insertion.
9. method according to claim 6 is characterized in that described hand-drawing graphics comprises form and sketch.
10. device that possesses the fast recording of hand-write recognition function comprises:
Interactive unit is used to receive and the hand-written symbol track and the operation information of explicit user input, the information of user's input of receiving is sent to operation processing unit, and receive and display message from operation processing unit;
Operation processing unit is discerned the handwriting tracks that receives, and the result who identifies is carried out kind judge, and according to demonstration and the editor of different kind control interactive unit to recognition result;
Storage unit is used to store interactive unit and the required information of operation processing unit operation.
Communication unit is used to manage the message exchange between the correlation unit of message exchange between each unit and different physical platforms.
11. device according to claim 10 is characterized in that described interactive unit comprises:
Input block is used to receive the alphabetic character person's handwriting write and user's selection operation;
Display unit is used to show the candidate set that the person's handwriting write and recognition unit identify.
12. device according to claim 11 is characterized in that described display unit comprises:
Input person's handwriting viewing area is used to show handwriting;
The recognition result viewing area is used to the candidate character character and the candidate's figure that show that identification obtains;
The video text editing viewing area is used to the picture and text result who shows that identification obtains;
The candidate set viewing area is used for the show candidate group.
13. device according to claim 12 is characterized in that also comprising:
The thumbnail viewing area is used to show the thumbnail of the handwriting of input.
14. device according to claim 11 is characterized in that described input block and display unit can shared physical interfaces.
15. device according to claim 14 is characterized in that described physical interface comprises the touch-screen with demonstration and inducing function.
16. device according to claim 10 is characterized in that described operation processing unit comprises:
Recognition unit is discerned the handwriting that receives from input block, and provides candidate set;
Arithmetic logic unit is handled editing operation order and execution.
17. use mobile phone, PDA or the portable terminal of claim 1-9 method of the present invention.
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| CN200810082937A CN101533317A (en) | 2008-03-13 | 2008-03-13 | Fast recording device with handwriting identifying function and method thereof |
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| CN200810082937A CN101533317A (en) | 2008-03-13 | 2008-03-13 | Fast recording device with handwriting identifying function and method thereof |
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