CN1279443A - Method and device for correcting faults in symbols identification - Google Patents
Method and device for correcting faults in symbols identification Download PDFInfo
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- CN1279443A CN1279443A CN00118477A CN00118477A CN1279443A CN 1279443 A CN1279443 A CN 1279443A CN 00118477 A CN00118477 A CN 00118477A CN 00118477 A CN00118477 A CN 00118477A CN 1279443 A CN1279443 A CN 1279443A
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Abstract
When the character string of the result of character recognition depending on optical or handwriting input is displayed by a recognized result display part 2, since one part (all parts) desiring the correction of the recognized result character string is designated from a user by a range designating part 3, at least one candidate character string related to the character string of the designated part is displayed by any selected one of segmenting position fixed and variable recognition candidate display parts 8 and 5. Then, a character string, which is judged proper by the user, is selected out of candidate character strings by any corresponding one of segmenting position fixed and variable recognition candidate selecting parts 9 and 6 and while using the selected character string, the recognized result character string is corrected.
Description
The present invention relates to a kind ofly to be applicable to optical character recognition device or online handwriting character recognition device, be used for revising the character-recognition errors modification method and the device of the identification error of character identification result, particularly a kind of can be efficiently and revise the character-recognition errors modification method and the device of identification error simply.
In the method for utilizing optical character recognition or online handwriting character, the identification error that makes mistake and produce by cutting can take place.So-called cut to make mistake promptly for example utilizing optical or online input “ Recognize Knowledge " during the character row of writing across the page like this, produce the disjunction mistake of the character of recognition unit, recognition result is identified as the situation of " Yan Ren Knowledge " mistakenly.At this moment, should Zai “ Recognize with the position that cuts of character " front and back, “ Knowledge " front-back direction disconnected Yu “ Recognize Knowledge mistakenly " the front and back, the front and back, “ Knowledge of " bearing " by the right avertence of other " speech " of left avertence " front and back.
The identification error that is cut out the mistake generation of position by described such character exists tangible problem especially in optical character recognition field, researched and proposed various sections up to now and gone out means.But can corresponding relate to the character of like this huge kind of Chinese character or hiragana, English digital or symbol or the contact of the intercharacter in the type, go out reality now also less than realization by like this high-precision section of the diversified distortion of hand-written generation.
The identification that utilizes the hand-written character of online input mainly is to utilize common graphic tablet etc. that character is charged to mode in specified frame by each character.Under the condition of no frame during handwriting characters, character also takes place continually cut out the character-recognition errors that does not meet actual generation.In addition, even with the situation of character handwriting input in specified frame, for example " は " with " ° " charge to each frame and desire to make its situation that is identified as " ぱ " or in identical frame, charge to " I ゃ " and desire to make its situation that is identified as " I " " ゃ " etc. also to need to revise the mistake of character in cutting out.
There is the spy to open the technology that discloses in the flat 2-82379 communique as the technology of cutting associated with described character.The result who utilizes the boundary rectangle character display to cut out in this communique carries out the demonstration of corresponding therewith recognition result simultaneously., the user revises or revises the input again of character as long as need just selecting suitable character from shown a plurality of identification candidate characters.But even this mode produces the situation of character separation or combination owing to cutting to make mistake, the identification candidate characters will become nonsensical character.In this case, the user must import identical character again, thereby exists operational sequence to repeat the problem of many troubles.
The object of the present invention is to provide a kind of can be simply and correctly revise the character-recognition errors modification method and the device of the mistake of character identification result.
To achieve these goals, the character-recognition errors modification method of part correlation of the present invention is made of following steps, that is, be used to show the recognition result step display of the recognition result character row that the recognition result of the character row that contains more than one character at least is represented, specify the given step of the error character row in the shown recognition result character row, generation is used to revise the more than one candidate characters row of specified character row and the candidate characters column-generation step display that shows, by utilizing the desirable candidate characters in the shown candidate characters row to be listed as the correction step that the character row that corrects mistakes is used to revise the recognition result character row.And, have following feature, promptly the limit will show form in the error character row or the set positions of cutting that is contained in the disjunction of the recognition unit in each characters of this error character row be that variable, limit generates more than one candidate characters row.
Under situation according to described character-recognition errors modification method correction recognition result character row, utilize candidate characters column-generation step display to generate and prompting have this recognition result character row mistake 1 character row or cut out the more than one candidate characters row that difference produced of position for full character row, use wherein desirable candidate characters row to revise the mistake of recognition result character row by revising step.
Therefore, revise character row owing to importing, only use desirable candidate characters row can revise the identification error that mistake produced that cuts the position in the recognition result character row, so can carry out high efficiency correction apace.
The candidate characters column-generation step display of the character-recognition errors modification method that the present invention is correlated with in described method also can be made of following characteristics.That is, candidate characters column-generation step display contains candidate's given step, the 1st candidate characters column-generation step display and candidate and revises step and constitute therefrom.Wherein candidate's given step be used to specify error character row in each candidate characters row, the 1st candidate characters column-generation step display for generation and candidate characters row, the candidate more than 1 that are shown as the error character row that are used for revising this appointment revise step and revise by the specified error character of candidate's given step at the desirable candidate characters row of the candidate characters row that this generated for use and be listed as.
, in candidate characters column-generation step display, be rank and layeredly specify repeatedly and handle according to described character-recognition errors modification method.Wherein specify is to specify by the error character row in the candidate characters row of candidate's given step; Processing is to revise step according to the 1st candidate by column-generation step display and candidate to be listed as, to utilize desirable candidate characters to be listed as the processing that corrects mistakes to specified error character row and then generation candidate characters.
So utilize the repeated treatments of such stratum's shape, in the row of the candidate characters more than 1, can carry out the optimal candidate characters row that the mistake of final correction recognition result character row is included on the error correction limit in the limit.Therefore, though for contain in many places wrong recognition result character row also once more input character suitably revise apace.
The character-recognition errors modification method that the present invention is correlated with also can have following characteristics in described method.That is, with in the error character row or these error character row in the position of cutting of disjunction of recognition unit in each character of being comprised be made as fixing and generate candidate characters row more than 1.
Under situation according to described character-recognition errors modification method correction recognition result character row, utilize candidate characters column-generation step display to generate and point out this recognition result character row mistake 1 character row or be made as the fixing candidate characters row more than 1 about the position of maybe will cutting out that difference produced that full character row cuts out the position, utilize and revise that step is used desirable candidate characters row wherein and the mistake of revising the recognition result character row.
Therefore utilize and will cut out the position and be made as fixing candidate characters row or cut the position and be made as variable candidate characters row, needn't import revise character row and rapidly and efficiently rand make the candidate characters row have the change limit to revise identification error in the recognition result character row.
The character-recognition errors modification method that the present invention is correlated with also can have the selection step in described method.Utilize to select step will cut out the position be made as the generation of the fixing candidate characters row more than 1 and will cut out the position be made as can select among these two generation means of generation of the variable candidate characters row more than 1 desirable any one, generate candidate characters row more than 1 according to method selected.
The character-recognition errors modification method that the present invention is correlated with also can constitute like this, selects the selection in the step to carry out with the indication of giving by the outside in described method.
Described character-recognition errors modification method, utilize to select step generate the identification candidate characters be listed in cut the position be made as fixing situation and will cut out the position be made as optionally carry out in the variable situation desirable any one.
Therefore, the user carries out a side who cuts stationkeeping in the mistake of recognition result character row so long as only discern its selection that just makes that produces by mistake, so long as the mistake identification that is produced by the mistake of cutting the position just makes it select to carry out a side who cuts position changeable, thereby can access the candidate characters row more than 1.Therefore, needn't import any character, utilize to judge and be chosen as and be fit to candidate characters that the user carries out the program of error correction and kind and be listed as the mistake in the recognition result character row can be revised exactly.
Described any one described character-recognition errors modification method also can have the processing invalidation step.Utilize and handle invalidation step according to the invalid indication that the outside gave, it is invalid to be set at the contents processing that gives to be carried out before this invalid indication.
Described method is when giving invalid indication, and it is invalid that the processing that the processing that the appointment of the error character row of carrying out before this is relevant or the selection of candidate characters row are relevant or the relevant processing of retouch of recognition result character row just are set to being forced to property.
So even the user carries out the situation of the error correction of recognition result character row, also can only ineffectually handle according to the desirable a series of contents processings that give invalid indication, will carry out before this.Therefore, can avoid handling the repeatable operation that is taken place, thereby can revise operation effectively according to the operation of original user's mistake or the appointment of original mistake.
The character-recognition errors correcting device that the present invention is correlated with is made of recognition result display device, specified device, candidate characters column-generation display device and correcting device.Wherein, the recognition result display device is to be used to show that expression contains result's the recognition result character row of identification of the character row of the character more than at least 1; Specified device is generation and shows the candidate characters row more than 1 that are used to revise specified character row for specifying error character row, candidate characters column-generation display device in the shown recognition result character row; Correcting device is for to be used to revise the recognition result character row by the character row that corrects mistakes.And, the limit will show in the error character row or these error character row in the set positions of cutting of disjunction of recognition unit in each character of comprising be that variable limit generates the candidate characters row more than 1.
Utilize described device under the situation of revising the recognition result character row, utilize candidate characters column-generation display device to generate and point out this recognition result character row mistake certain 1 character row or cut out the difference of position and the candidate characters row more than 1 that produce for full character row, utilize correcting device to use desirable candidate characters row wherein and revise the mistake of recognition result character row.
Therefore, needn't import and revise character row and only use desirable candidate characters row just can revise the identification error that mistake produced that section goes out the position in the recognition result character row, so can carry out high efficiency correction apace.
Utilization records the recording medium that the computing machine that is used to make computing machine to carry out the character-recognition errors revision program of the character-recognition errors modification method that the present invention is correlated with can read and has following feature.Just, the character-recognition errors modification method that utilizes the character-recognition errors revision program to carry out has recognition result step display, given step, candidate characters column-generation step display and revises step.Wherein the recognition result step display is the recognition result character row that is used to show the recognition result of the character row contain the character more than at least 1, given step is for specifying the error character row in the shown recognition result character row, candidate characters column-generation step display is used to revise the candidate characters row more than 1 of specified character row for generation and demonstration, revise step and be used to revise the recognition result character row for the desirable candidate characters in the shown candidate characters row of use is listed as by the character row that corrects mistakes.And have following characteristics, be about to be presented in the error character row or the limit, position of cutting of the disjunction of the recognition unit in each character that is contained in these error character row is set at variable limit and generates candidate characters row more than 1.
Utilize under the situation of the program correction recognition result character row that in utilizing described recording medium, is write down candidate characters generate step display generate and point out this recognition result character row mistake 1 character row or cut out the different candidate characters row more than 1 that produce in position about full character row, and utilize and revise step and use wherein desirable candidate characters row to revise the mistake of recognition result character row.
Therefore, needn't import and revise character row and only use desirable candidate characters row can revise the identification error that mistake produced that cuts the position in the recognition result character row, so can carry out high efficiency correction apace.
The simple declaration of accompanying drawing
Fig. 1 is the function pie graph that is applicable to the character-recognition errors correcting device of various embodiments of the present invention.
Fig. 2 is the hardware structure diagram that is applicable to the character-recognition errors correcting device of various embodiments of the present invention.
Fig. 3 is the process flow diagram that is applicable to the character-recognition errors correcting process of various embodiments of the present invention.
Fig. 4 A-Fig. 4 E is the figure that is used to illustrate the error correction routine that is undertaken by embodiments of the invention 1.
Fig. 5 A-Fig. 5 F is the figure that is used to illustrate the error correction routine that is undertaken by embodiments of the invention 2.
Fig. 6 A-Fig. 6 F is the figure that is used to illustrate the error correction routine that is undertaken by embodiments of the invention 3.
Fig. 7 A-Fig. 7 J is the figure that is used to illustrate the error correction routine that is undertaken by embodiments of the invention 4.
Fig. 8 A-Fig. 8 J is the figure that is used to illustrate the error correction routine that is undertaken by embodiments of the invention 5.
Fig. 9 A-Fig. 9 N is the figure that is used to illustrate the error correction routine that is undertaken by embodiments of the invention 6.
Figure 10 A-Figure 10 L is the figure that is used to illustrate the error correction routine that is undertaken by embodiments of the invention 7.
Figure 11 A-Figure 11 L is the figure that is used to illustrate the error correction routine that is undertaken by embodiments of the invention 7.
Figure 12 A is associated for making various embodiments of the present invention, and the figure of the character identification result example of cutting the position generation is described.
The preferred embodiment explanation
Below with reference to figure various embodiments of the present invention are described.
Fig. 1 is the function pie graph that is applicable to the character-recognition errors correcting device of various embodiments of the present invention.Fig. 2 is the hardware structure diagram that is applicable to the character-recognition errors correcting device of various embodiments of the present invention.Fig. 3 is the processing flow chart that is applicable to the character-recognition errors correction of various embodiments of the present invention.Fig. 4 A-Fig. 4 E to Figure 11 A-Figure 11 L is respectively the figure that is used to illustrate the error correction routine that is undertaken by embodiments of the invention 1-7.
In addition, in each figure of Fig. 4 A-Fig. 4 E to Figure 11 A Figure 11 L, the thick arrow of blacking is used for the flow process of display process.Figure 12 is the figure of the character identification result example of cutting the position generation of explanation various embodiments of the present invention.
What include character in the character identification result that is suitable in the various embodiments of the present invention cuts positional information and the corresponding identification candidate information that cuts the position.
So-called information of cutting positional information for the candidate who cuts the position in the character row that shows input is for cutting the information that obtains in the processing module etc. by the recognition system of prime.But, in cutting positional information, be set with utilize recognition system cut the priority that processing module etc. sequences in advance.
So-called identification candidate information is listed as for the identification character sign indicating number that each section goes out correspondence in the positional information, is the information that is obtained by the recognition processing module of recognition system etc.But, be set with the priority that the recognition processing module that utilizes recognition system etc. sequences in advance in the candidate information in identification.
Show among Figure 12 and utilize character input medium optics or online, when the character row that user's input " Recognize Knowledge " is write across the page, because the recognition result that difference produces that section goes out of character has difference how.The identification candidate of stationkeeping " cut " of using in various embodiments of the present invention reach " cuts the identification candidate that position changeable (cutting the difference of position) produces and shows that respectively Figure 12 (1) reaches the recognition result shown in (2).
The situation of Figure 12 (1) is disposing the character code row that are similar to the input character row in identification candidate characters row.So cut the position because the not change of fixing recognition result number of characters.
On the other hand, the situation in Figure 12 (2), identification candidate characters row are similar to the input character row, and are disposing and cutting the different identification character sign indicating numbers row that produce in position.This situation is so cut the position because the number of characters change of variable formation recognition result character row.
In Fig. 2, the hardware configuration of character-recognition errors correcting device is made up of CPU (writing a Chinese character in simplified form of central processing unit) 100, the input part 200 that contains the coordinate indicating devices 201 such as Genius mouse that are useful on operating pen or cursor, the storer 300 that contains ROM (writing a Chinese character in simplified form of ROM (read-only memory)), the efferent 400, the communication network 600 that contain display device 401 such as display or graphic tablet, the I/F portion 500 that is used to communicate to connect communication network 600 and this device.On communication network 600, can be suitable for for example various communication network such as Internet.
In Fig. 1, the functional structure of character-recognition errors correcting device by recognition result storage part 1, recognition result display part 2, scope specifying part 3, cut the selection portion 4 of position changeable/fixedly, cut position changeable identification candidate display portion 5, cut position changeable identification candidate selection portion 6, cut position changeable recognition result renewal portion 7, cut stationkeeping identification candidate display portion 8, cut stationkeeping identification candidate selection portion 9, cut stationkeeping recognition result renewal portion 10, reach invalidation portion 11 and form.
Recognition result storage part 1 is to be used to make the character identification result of the assumed name that can revise suitably to be stored in device on the storer 300.In the recognition result cut that positional information and identification candidate information are served as reasons this character-recognition errors correcting device associated and the recognition system (not having diagram) of the prime that is provided with cut the information that processing module (not having diagram) and recognition processing module (not having diagram) etc. obtain.Utilize described later section to go out position changeable recognition result renewal portion 7 or cut stationkeeping recognition result renewal portion 10 renewal recognition results, the just input replacement in storer 300 of the priority of the recognition result that is upgraded (cutting positional information and corresponding identification candidate information) is so handled.
Recognition result display part 2 is by following processing: utilize recognition result storage part 1 will be stored in the priority of cutting positional information and identification candidate information of recognition result of storer 300 with the highest being shown on the display device 401.Being provided in the character row shown on display device 401 of scope specifying part 3 utilizes coordinate indicating device 200 to specify the scope (partly or entirely) of the character row of user's desire correction.
Cut position changeable, fixedly the correcting process of the character row correspondence that is provided for the scope appointment that will be undertaken by scope specifying part 3 of selection portion 4 is selected to be appointed as and will section be gone out stationkeeping and carry out or be made as variable and carry out.This selection is specified by the user and is used the character row that utilizes the scope appointment that scope specifying part 3 carries out of coordinate indicating device 201, contact specific times to carry out.Cut the situation of stationkeeping, carry out the processing that the such number of characters shown in Figure 12 (1) not have the identification candidate characters of change to be listed as for the character row of scope appointment.Cut the situation of position changeable, for the character row of scope appointment carry out shown in Figure 12 (2) like that by the processing of the identification candidate characters row of the kinds of characters number change that cuts the position.
Cut position changeable identification candidate display portion 5 and be to be used for relatively the scope appointment carried out with scope specifying part 3 character row, will cut out the different identification candidate characters in position and be listed as the device that is shown on the display device 401.
Cut position changeable identification candidate selection portion 6 is to be provided with for this reason, that is: utilize coordinate indicating device 201 from being shown in the identification candidate characters row more than 1 on the display device 401 and selecting the desirable character of user by cutting position changeable identification candidate display portion 5.Cut position changeable recognition result renewal portion 7 is to be provided with for this reason, that is: so that identification candidate characters that position changeable identification candidate selection portion 6 selects is classified the basis as, more fresh character cuts positional information and the corresponding identification candidate information that cuts the position by cutting.These updated information are given on the recognition result storage part 1.
Cut stationkeeping identification candidate display portion 8 is to be provided with for this reason, that is: the character row of the scope appointment of being undertaken by scope specifying part 3 relatively, the identification candidate characters row more than 1 that will cut out stationkeeping are shown on the display device 401.Cut stationkeeping identification candidate selection portion 9 is to be provided with for this reason, that is: the user utilizes coordinate indicating device 201 from being shown in the identification candidate characters row more than 1 on the display device 401 and selecting desirable character by cutting stationkeeping identification candidate display portion 8.Cut stationkeeping recognition result renewal portion 10 is to be provided with for this reason, that is: so that identification candidate characters that stationkeeping identification candidate selection portion 9 selects is classified the basis as, more fresh character cuts positional information and the corresponding identification candidate information that cuts the position by cutting.These updated information are given on the recognition result storage part 1.
The function of each several part shown in Figure 1 as program be stored in advance storer 300 in the fixed program storage area, read and carry out by CPU100.The function of each several part describes in each process flow diagram described later.
Below, embodiment 1 is described.Except the processing quilt of S2 in embodiment 1 among Fig. 3, S4, S5, S7 and S8.
The recognition result that is stored in the recognition result of the assumed name that can revise in the storer 300 in advance by recognition result storage part 1 or is updated in Fig. 3 utilizes recognition result display part 2 to be shown in (S1) on the display device 401.And being modified under the desirable situation of the character row of recognition result shown on the display device 401, the part of desired correction (or all) character row is specified (S3) by scope specifying part 3.And, be shown on the display device 401 by the different identification candidate characters row more than 1 that cut the position that cut 5 generations of position changeable identification candidate display portion for the character row of scope appointment.
And the user is situated between and selects desirable character (suitable character) by cutting the identification candidate characters row more than 1 of position changeable identification candidate selection portion 6 on being shown in display device 401.And with selecteed identification candidate characters classify as the basis, by cut position changeable recognition result renewal portion 7 and recognition result storage part 1 with on the storer 300 cut positional information and corresponding therewith identification candidate information is updated as recognition result.Be shown in the demonstration of identification candidate characters row 1 or more display device 401 on and the scope designated state of character row and be disengaged (S16, S17) thereafter.
Explanation utilizes the error correction routine of present embodiment with reference to Fig. 4 A-Fig. 4 F.At first the character row of the recognition result of the assumed name that may revise is shown in (with reference to Fig. 4 A) on the display device 401.Under this state, can obtain " ox Books I Wen Zi Recognize Knowledge " recognition result character row for " the hand Books I Wen Zi Recognize Knowledge " that import.At this state the identification error of " hand "-" ox " takes place and by the mistake that to produce of cutting of " Recognize Knowledge "-" Knowledge born in speech ".
Then, the user is shown in utilizing coordinate indicating device 201 in the recognition result character row on the display device 401, utilizes pen or cursor to specify the character row (with reference to Fig. 4 B) of the part of desired correction.Here, full character row is designated.Be listed as corresponding recognition result character row and carry out showing more than 1 (with reference to Fig. 4 C) for appointed character row, (cut position changeable produce) identification candidate characters of producing by the difference that cuts the position.And when the user uses coordinate indicating device 201 to select to select desirable character (character of thinking fit) from the shown identification candidate characters row more than 1, the recognition result character row that utilizes selecteed identification candidate characters row just will be presented on the display device 401 carries out update displayed (with reference to Fig. 4 E), end process.
Here, because difference shows the selection with appointment of the scope in the recognition result character row shown in the oblique line and identification candidate characters row, is marking the front of identification candidate characters row ● mark.The user is somebody's turn to do by using 201 operations (contact) of coordinate indicating device ● mark can be selected corresponding identification candidate characters row.
Like this when utilizing present embodiment actual correction character recognition wrong, the method that adopts is: make the part of recognition result character row or all identification candidate characters that is produced by the difference of cutting the position be listed as output more than 1, the character of therefrom selecting the user to think fit.The user needn't import once more and revise character, can carry out suitable correction simply like this.
Below, embodiment 2 is described.Except the processing quilt of S2 in embodiment 2 among Fig. 3, S4, S5, S7 and S8.
At first with described same, the character identification result character row is shown on the display device 401, is carried out the scope appointment (S1 and S3) of character row of part (all) of the recognition result character row that is shown of desired correction by the user.
And for the appointed character row of scope, the user utilizes the specific number of times of coordinate indicating device 201 contact, for example 1 time.The corresponding number of times that is contacted 1 time can be judged as the desirable state that is treated to that cuts position changeable.Begin the later processing (S5) that cuts position changeable of described S6.
With reference to the above-mentioned processing of Fig. 5 A-Fig. 5 F explanation.On display device 401, show and the same recognition result character row (ox Books I Wen Zi Recognize Knowledge) (with reference to Fig. 5 A) of Fig. 4 A.The user who sees this information uses coordinate indicating device 201 to specify the scope of the character row of revising.Here, full character row designated (with reference to Fig. 5 B).And, utilizing coordinate indicating device 201 contact 1 time (with pen contact 1 time, with click 1 time) for appointed character row user, (position changeable produces by cutting) the identification candidate characters row (Fig. 5 C and Fig. 5 D) that can show like this that the difference of cutting the position more than 1 produces.And when using coordinate indicating device 201 from the shown identification candidate characters row more than 1, to select desirable character (character of thinking fit) (with reference to Fig. 5 E), thereby utilize selecteed identification candidate characters row to upgrade recognition result character row end process (with reference to Fig. 5 F).
When the part of recognition result character produce to be cut and to be made mistake in the present embodiment, the part character row of scope specify error and when revising only, owing to can include identification candidate's change more effectively in, so can realize more suitable quick correction.
Below, embodiment 3 is described.In this embodiment among Fig. 3 the processing of S2, S4, S12 and S13 by except.
At first the recognition result character row is shown on the display device 401, specifies (S1 and S3) by the scope of character row that the user uses coordinate indicating device 201 to carry out the part of desired correction.
And, for the appointed character row of scope, the user operates coordinate indicating device 201 contact the different specific number of times of the number of times shown in the embodiment 2, for example 2 times, utilizes thus to cut that position changeable/fixedly selection portion 4 is selected a section processing (S5) that goes out stationkeeping.And, cut out stationkeeping identification candidate display portion 8 for the character row utilization of scope appointment and will cut out the identification candidate characters more than 1 that the position is made as fixing situation and be listed as corresponding recognition result character row and show (S11).
The user operates coordinate indicating device 201, utilizes to cut the identification candidate characters row of stationkeeping identification candidate selection portion 9 on being shown in display device 401 and select desirable (it is suitable to be judged as) character row.Selecteed character row cuts out 10 (S14) of stationkeeping recognition result renewal portion.And utilize to cut stationkeeping recognition result renewal portion 10 and recognition result storage part 1, upgrade recognition result information and corresponding therewith cut positional information (S15) according to selected identification candidate characters row.And the demonstration of the identification candidate characters row on display device 401 is disengaged, and the scope of the character row in the recognition result character row is specified and is disengaged (S16 and S17) simultaneously.
With reference to the above-mentioned processing of Fig. 6 A-Fig. 6 F explanation.At first same with Fig. 4 A, recognition result character row (ox Books I Wen Zi Recognize Knowledge) is shown in (with reference to Fig. 6 A) on the display device 401.Then, user's part character row (ox Books I) (with reference to Fig. 6 B) of utilizing coordinate indicating device 201 to specify in to revise in the recognition result character row.Utilize the pen contact 2 times of coordinate indicating device 201 or the click 2 times (with reference to Fig. 6 C) of use coordinate indicating device 201 for designated character row user then, the relevant identification candidate characters more than 1 that cuts stationkeeping of designated character row is listed as corresponding designated character row is shown in (with reference to Fig. 6 D) on the display device 401.When the user uses coordinate indicating device 201 to select desirable character (character of thinking fit) (with reference to Fig. 6 E) from shown identification candidate characters row, utilize selecteed character row to upgrade the designated character row, thus display update recognition result character row end process (with reference to Fig. 6 F) as a result.
In the present embodiment, when a part of character row of recognition result character row produces the situation of identification error of the character that is correctly cut out, the part character row of scope specify error and when revising only, owing to can include the change of identification candidate characters row more effectively in, so can realize more suitable quick correction.
Below, embodiment 4 is described.In this embodiment among Fig. 3 the processing of S2, S4 and S7 by except.
At first the recognition result character row is shown on the display device 401, and the scope of character row that the user who sees this information uses coordinate indicating device 201 to carry out the part of desired correction is specified (S1 and S3).And correspondence utilizes 201 contacts of coordinate indicating device by the character row of scope appointment, cuts out the processing of position changeable, thereby shows by cutting the identification candidate characters row (S6) more than 1 that position changeable produces.Thereby as long as by there being suitable character just to select to utilize selecteed candidate characters row to upgrade recognition result character row (S8, S9 and S10) in the identification candidate characters row more than 1 that cut the position changeable generation.
On the other hand, certain character row for the shown identification candidate characters row more than 1, when the user utilizes coordinate indicating device 201 that a part of or all character rows are carried out the scope appointment as the correction object, then return the processing of S3 once more, later processing is similarly carried out.
With reference to the above-mentioned processing of Fig. 7 A-Fig. 7 J explanation.
At first same with Fig. 4 A, the recognition result character row is shown in (with reference to Fig. 7 A) on the display device 401.And the user utilizes coordinate indicating device 201 to specify the part character row of revising.Here, the full character row of recognition result character row designated (with reference to Fig. 7 B).Character row for appointment, the user utilizes the pen contact 1 time of coordinate indicating device 201 or uses the click 1 time of coordinate indicating device 201, thus, (cut position changeable produce) the identification candidate characters more than 1 that cuts that the difference that the position produces is listed as corresponding recognition result character row and shows (with reference to Fig. 7 C and Fig. 7 D).
And, the user use coordinate indicating device 201 from shown identification candidate characters row, specify the character row of desired correction, for pen or 1 touch mouse of 1 contact of specified character row coordinate indicating device 201, thus (cut position changeable produce) the identification candidate characters row more than 1 that produce by the difference of cutting the position corresponding as desired correction character and the character row of appointment and be shown (with reference to Fig. 7 E-Fig. 7 G).When the user uses coordinate indicating device 201 to select to specify desirable character (character of thinking fit) (with reference to Fig. 7 H) from shown identification candidate characters row more than 1, the character row of having selected before using by the character row of 7E appointment and upgrade (with reference to Fig. 7 I).This result in identification candidate characters row owing to generate suitable character row, so the user is when utilizing the coordinate indicating device to reselect to be modified to suitable identification candidate characters row (with reference to Fig. 7 I), use selected character row to upgrade recognition result character row, end process (with reference to Fig. 7 J).
As mentioned above, present embodiment is suitable for summing up and revising the situation about making mistake of cutting in a plurality of places in the recognition result character row.At this moment, be appointed as at first maximum scope (with reference to Fig. 7 C) in advance Yi Bian, reduce the scope at leisure and revise and be chosen as the identification candidate characters of suitably revising and be listed as (with reference to Fig. 7 I), at this moment can realize suitable correction more quickly.
Below, embodiment 5 is described.In embodiment 5 among Fig. 2 the processing of S2, S4 and S12 by except.
At first the recognition result character row is shown on the display device 401, and the user operates part (or all scope appointments (S3) of) character row that coordinate indicating device 201 carries out desired correction.And, operate coordinate indicating device 201 for the appointed character row user of scope and carry out the contact of specific times, show thus and cut the identification candidate characters row (S5 and S11) more than 1 that stationkeeping produces.Part or all the scope of character row that the user uses coordinate indicating device 201 to carry out certain the identification candidate characters row in the shown identification candidate characters row more than 1 is specified (S13).From the shown identification candidate characters row more than 1, selecting under the situation of desirable (suitable) character row, utilize selecteed character row to upgrade recognition result character row (S14 and S15).
On the other hand, the character row that is listed as with regard to the scope appointment for the identification candidate characters of discerning the selection in the candidate characters row similarly carries out the later processing of S3.
With reference to the above-mentioned processing of Fig. 8 A-Fig. 8 J explanation.At first be shown in (with reference to Fig. 8 A) on the display device 401 with the same recognition result character row of Fig. 4 A.And the user utilizes coordinate indicating device 201 to specify the character row of revising " ox Books " (with reference to Fig. 8 B).And character row for appointment, the user utilizes the pen of coordinate indicating device 201 to contact 2 times or uses click 2 times, is presented at the identification candidate characters row (with reference to Fig. 8 C and Fig. 8 D) more than 1 that cut the stationkeeping generation corresponding in " ox Books " thus.And the user uses coordinate indicating device 201 to specify the character row " heat " (with reference to Fig. 8 E) of desired correction from the shown identification candidate characters row more than 1.The user carries out 2 contacts or uses click 2 times for specified character row, shows the identification candidate characters row (with reference to Fig. 8 F and 8G) more than 1 that cut stationkeeping thus.And, when the user uses coordinate indicating device 201 to select desirable character row (character of thinking fit) from shown identification candidate characters row more than 1, utilize selected character row and upgrade (with reference to figure H and 8I) by the identification candidate characters row of 8E appointment.The identification candidate characters that utilizes the result of these renewals suitably to revise is listed as by the user to be selected, and uses selecteed character row to upgrade identification candidate characters row, end process (with reference to Fig. 8 J) thus.
In the recognition result character row during scope specify error part, usually the identification error in blanket a plurality of places takes place and situation about revising.At this moment, present embodiment is effective.That is, be appointed as at first the maximum scope suitable character row of specify error and revising then in advance, at this moment can realize more suitable correction apace.
Embodiment 6
Below, embodiment 6 is described.
Except the quilt of the processing of the S2 of Fig. 3, S4, S7 and S12 in the present embodiment.
At first the recognition result character row is shown on the display device 401, the user operates the scope of character row that coordinate indicating device 201 carries out the part of desired correction and specifies, and the identification candidate characters of selecting to make its demonstration cut the identification candidate characters row of position changeable or making its demonstration cut stationkeeping for the appointed character row of scope is listed as (S1, S3 and S5).
When select to cut position changeable and the described processing of carrying out S6, S8-S10 equally.On the other hand, when select to cut stationkeeping and the described processing of carrying out S11, S13, S14 and S15 equally.
With reference to the above-mentioned processing of Fig. 9 A-Fig. 9 N explanation.At first show recognition result character row (with reference to Fig. 9 A) equally with Fig. 4 A.
Then, the user utilizes coordinate indicating device 201 to specify in the character row of wishing the part (all) of correction in the recognition result character row.For specified character row, at this moment with regard to " ox Books Wen Zi Recognize Knowledge ", the user utilizes the pen contact 1 time of coordinate indicating device 201 or uses the click 1 time of coordinate indicating device 201, and is corresponding and show by cutting the identification candidate characters row (with reference to Fig. 9 B and Fig. 9 C) more than 1 that position changeable produces with the recognition result character row thus.
In the show state of Fig. 9 C, because the user uses coordinate indicating device 201 to select desirable character row from the row of the identification candidate characters more than 1, so thereby use selected character row to upgrade the recognition result character row and finish a series of processing (with reference to Fig. 9 D and Fig. 9 E).
On the other hand, the user is from the show state of Fig. 9 C, use coordinate indicating device 201 is further specified desired correction from the shown identification candidate characters row more than 1 character row, carry out 1 contact with the pen of coordinate indicating device 201 or use the click 1 time of coordinate indicating device 201 for specified character row, corresponding thus (cutting position changeable) specified character row (with reference to Fig. 9 F and 9G) of identification candidate characters row more than 1 that shows that the difference of cutting the position produces.And, when the user uses the character row that coordinate indicating device 201 selects to think fit from shown identification candidate characters row more than 1, use the character row of selecting to upgrade before the character row of appointment (with reference to Fig. 9 H and 9I).Here, when the user used coordinate indicating device 201 character row that selection is thought fit from the row of the identification candidate characters more than 1, the recognition result character row upgraded with selecteed character row, finishes a series of processing (with reference to Fig. 9 J).
On the other hand, state user by Fig. 9 A uses coordinate indicating device 201 to specify the character row of desired correction, for 2 contact pens of specified character row user or click the mouse for 2 times, show the identification candidate characters row (with reference to Fig. 9 K and 9L) more than 1 that cut stationkeeping that the designated character row are relevant thus.
In the show state of Fig. 9 L, when the user uses coordinate indicating device 201 character row that selection is thought fit from the row of the identification candidate characters more than 1, use selecteed character row to upgrade identification candidate characters row, finish a series of processing (with reference to Fig. 9 M and 9N).
On the other hand, in the show state of Fig. 9 L, the user uses coordinate indicating device 201 to specify the character row of desired correction from the shown identification candidate characters row more than 1, for 1 contact pen of specified character row user or click the mouse for 1 time, (cutting position changeable) the identification candidate characters row that show thus that the difference of cutting the position more than 1 produces.And, the shown identification candidate characters row more than 1 are carried out following same processing repeatedly.
But, this situation in the show state of Fig. 9 L because in the identification candidate characters row more than 1 that shown, have that the user thinks fit the candidate characters row of " hand ", be omitted so further revise relevant processing here.
When the scope of carrying out wrong part in the recognition result character row was specified, the cutting of a plurality of places made mistake or blanket identification error and situation about will revise often takes place.In this case, present embodiment is effective.That is, be appointed as at first maximum scope in advance, the suitable character row of specify error and revising can be realized more suitable correction apace for the recognition result character row so then.
Below, embodiment 7 is described.The invalidation of the S2 of Fig. 3, S4, S7 and S12 is set at effectively in present embodiment 7.
In the processing of described embodiment 1-6, the part of user's no any demonstration on display device 401 can be ended the operation (S2) of (forcing to end) correcting process like this with 201 contacts of coordinate indicating device.
In addition, in the processing of described embodiment 1-6, the part of user's no any demonstration on display device 401 can be removed the designated state (S4) that is carried out the character row of scope appointment by S3 like this with 201 contacts of coordinate indicating device.
In addition, in embodiment 1,2,4 and 6, the part of user's no any demonstration on display device 401 can be removed (cancellation) demonstration by the identification candidate characters row of S6 demonstration like this with 201 contacts of coordinate indicating device.
In addition, in embodiment 3,5 and 6, the part of user's no any demonstration on display device 401 can be removed (cancellation) demonstration (S12) by the identification candidate characters row more than 1 of S11 demonstration like this with 201 contacts of coordinate indicating device.
With reference to Figure 10 A-Figure 10 L and the above-mentioned processing of Figure 11 A-Figure 11 L explanation.
Being treated to of Figure 10 A-L appended by the processing of embodiment 7 in Fig. 5 A-Fig. 5 F.Be in particular Figure 10 A-Figure 10 F correspondence and Fig. 5 A Fig. 5 F.Figure 10 G-Figure 10 L shows the processing that is produced by embodiment 7.At first show recognition result character row (with reference to Figure 10 A) equally with Fig. 4 A.In this show state, when the part of user's no any demonstration on display device 401 contacts with coordinate indicating device 201, handle (with reference to Figure 10 G and 10H) with regard to a series of error correction of compulsory commutation.
In addition, in the state that the part character row of the scope appointment of being undertaken by the processing of S3 is shown, the part of user's no any demonstration on display device 401 just forcibly finishes a series of processing (with reference to Figure 10 I and 10J) thus with 201 contacts of coordinate indicating device.
In addition, show in the state (with reference to Figure 10 D) that is listed as by the identification candidate characters more than 1 that cuts the position changeable generation at corresponding recognition result character row, when the user uses the part contact of coordinate indicating device 201 no any demonstration on display device 401, with regard to a series of correcting process of mandatory end (with reference to Figure 10 K and 10L).
Being treated to of Figure 11 A-11L appended by the processing of present embodiment in Fig. 6 A-Fig. 6 F.That concrete is Figure 11 A-Figure 11 F corresponding diagram 6A-Fig. 6 F, and Figure 11 G-Figure 11 L shows the processing of being undertaken by embodiment.At first show recognition result character row (with reference to Figure 11 A) equally with Fig. 4 A.In this show state, when the part of user's no any demonstration on display device 401 contacts with coordinate indicating device 201, just force to finish a series of correcting process (with reference to Figure 11 G and 11H).
In addition, carry out at the part character row of the recognition result character row of the desired correction of correspondence under the state of scope appointment (with reference to Figure 11 B), the part of user's no any demonstration on display device 401 just finishes a series of processing (with reference to Figure 11 I and 11J) thus with 201 contacts of coordinate indicating device.
In addition, cut out the identification candidate characters row more than 1 of stationkeeping and in the state (with reference to Figure 11 D) that shows at the character row of corresponding scope appointment in correspondence, when the user uses the part contact of coordinate indicating device 201 no any demonstration on display device 401, with regard to a series of correcting process of mandatory end (with reference to Figure 11 K and 11L).
When in by the recognition result character row, the part character row of mistake being specified corresponding scope or when from identification candidate characters row, selecting desirable identification candidate characters row, usually produce the mistake (scope is specified, selected) of finding operation and a series of operation is made as invalid situation or supspends the situation of correcting process operation.Under this kind situation, present embodiment is effective.Promptly, can carry out desirable according to the user, apace correction position is specified and the column selection of identification candidate characters is made as invalid or make the correcting process operation end (mandatory end), thereby while can avoid repetitive operation to carry out high efficiency correction.
Below, embodiment 8 is described.
The program that the character-recognition errors correcting device utilization of above-mentioned explanation has character-recognition errors correcting process function is realized.This program is stored in the recording medium that can read of being undertaken by computing machine.In each embodiment of this invention, as this recording medium be used for required no illustrated storer, for example ROM that Fig. 2 device shown handles such itself can be program record medium, in addition, also can be as external memory be provided with no illustrated program reading device, by inserting the program record medium wherein can read.In either event, but stored program can be the structure being handled and carried out by CPU100 or the structure reading and carry out for the fixed program storage area of the fixed program storage area of the device that is loaded into Fig. 2 in any situation also read routine, the program that is read out, for example storer 300, by CPU100.The program setting of this loading usefulness is for being stored in the structure of agent set in advance.
Here, described program memory medium is for constituting the recording medium that can separate with main body, also can be for containing by medium with the fixedly carrying program of the semiconductor memory of inferior generation, that is band such as tape or magnetic tape cassette class,, the dish class of disk such as flexible plastic disc or hard disk or CD (Compact disc writes a Chinese character in simplified form)-ROM/MO (writing a Chinese character in simplified form of photomagneto disk)/MD (Mini Disc writes a Chinese character in simplified form)/DVD CDs such as (DigitalVersatile Disc write a Chinese character in simplified form), the card class of IC (Integrated Circuit writes a Chinese character in simplified form) card (containing storage card)/light-card etc., or mask rom, EPROM (Erasableand Programmable ROM writes a Chinese character in simplified form), EEP ROM (Electrically EPROM writes a Chinese character in simplified form), flash ROM etc.
In addition, the device of the Fig. 2 that is suitable among each embodiment that the present invention is correlated with is because have and communication network 600 attachable structures, so also can be the medium of the program of carrying that is used for downloading from communication network 600 mobilely.In addition, under situation about downloading from communication network 600 like this, this download also can be for being stored in the apparatus main body or installing in advance from other recording medium in advance with program.
In addition, do not limited, can be data yet by program as the content that is stored in recording medium.
This disclosed embodiment is for illustrative aspect all and do not have a particular determination.Just, scope of the present invention is not above-mentioned explanation and being shown by patent request scope, comprises meaning that the scope with the patent request equates and all changes in the scope.
Claims (7)
1. character-recognition errors modification method, comprise recognition result step display, given step, candidate characters column-generation step display and revise step, wherein, the recognition result step display is to be used to show that expression contains the recognition result character row of recognition result of the character row of the character more than 1 at least;
Given step is for specifying the error character row in the described recognition result character row that is shown by described recognition result step display;
Candidate characters column-generation step display is for generating and showing that the candidate characters more than 1 that is used to revise by the specified character row of described given step is listed as;
Revise step for using the desirable candidate characters row in the described candidate characters row that show by described candidate characters column-generation step display, be used to revise described recognition result character row by revising described error character row;
It is characterized in that: the limit will be presented in the described error character row or the position of cutting of the disjunction of the recognition unit in each character that comprises in these error character row is made as the described candidate characters row of variable limit generation more than 1.
2. character-recognition errors modification method as claimed in claim 1, it is characterized in that: described candidate characters column-generation step display contains candidate's given step, the 1st candidate characters column-generation step display, candidate revises step, wherein, candidate's given step is the error character row that are used to specify in described each candidate characters row; The 1st candidate characters column-generation step display is for generating and showing that the more than one described candidate characters that is used to revise by the specified described error character row of described candidate's given step is listed as; The candidate revises step and is the desirable candidate characters row in the candidate characters row that use described the 1st candidate characters column-generation step display generation, revises the described error character row by the appointment of described candidate's given step.
3. character-recognition errors modification method as claimed in claim 1, it is characterized in that: will show the disjunction that forms the recognition unit in each character in the described error character row or that be contained in these error character row cut the position be made as fixing, thereby generate described candidate characters row more than 1.
4. character-recognition errors modification method as claimed in claim 3 is characterized in that: comprise with described section go out the position be made as fixing described candidate characters row more than 1 generation, and will described section go out that the position is made as among the generation of the variable described candidate characters row more than 1, selection desirable any one and the selection step carried out.
5. character-recognition errors modification method as claimed in claim 4 is characterized in that: the selection in the described selection step is according to being undertaken by the selection indication that the outside gave.
6. any one described character-recognition errors modification method as claimed in claim 1 is characterized in that: have correspondence and be made as invalid processing invalidation step by the invalid indication that the outside gave, the contents processing that is used for being carried out before giving in this invalid indication.
7. character-recognition errors correcting device, comprise recognition result display device, specified device, candidate characters column-generation display device and correcting device, wherein, the recognition result display device is to be used to show that expression contains the recognition result character row of recognition result of the character row of the character more than 1 at least;
Specified device is for specifying the error character row in the described recognition result character row that is shown by described recognition result display device;
Candidate characters column-generation display device is for generating and showing that the candidate characters more than 1 that is used to revise by the specified character row of described specified device is listed as;
Correcting device is used to revise described recognition result character row for using the desirable candidate characters row in the described candidate characters row that shown by described candidate characters column-generation display device by revising described error character row;
It is characterized in that: the limit will be presented in the described error character row or the position of cutting of the disjunction of the recognition unit in each character that comprises in these error character row is made as the described candidate characters row of variable limit generation more than 1.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18178499A JP3986708B2 (en) | 1999-06-28 | 1999-06-28 | Character recognition error correction device and computer-readable recording medium recording character recognition error correction program |
| JP181784/1999 | 1999-06-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1279443A true CN1279443A (en) | 2001-01-10 |
| CN1183476C CN1183476C (en) | 2005-01-05 |
Family
ID=16106824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB001184776A Expired - Fee Related CN1183476C (en) | 1999-06-28 | 2000-06-28 | Method and device for correcting faults in symbols identification |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP3986708B2 (en) |
| KR (1) | KR100351087B1 (en) |
| CN (1) | CN1183476C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100410966C (en) * | 2003-11-28 | 2008-08-13 | 诺基亚公司 | Modified hand-written Chinese character input recognition method |
| CN102981753A (en) * | 2003-11-28 | 2013-03-20 | 诺基亚公司 | Improved identification method for handwritten Chinese character input |
| CN111222320A (en) * | 2019-12-17 | 2020-06-02 | 共道网络科技有限公司 | Character prediction model training method and device |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4738777B2 (en) * | 2004-09-02 | 2011-08-03 | 株式会社リコー | Character recognition device, character recognition method, and character recognition program |
| EP2031486A1 (en) | 2007-08-31 | 2009-03-04 | Research In Motion Limited | Handheld electric device and associated method providing advanced text editing function in a text disambiguation environment |
| KR101291195B1 (en) * | 2007-11-22 | 2013-07-31 | 삼성전자주식회사 | Apparatus and method for recognizing characters |
| EP2851843A4 (en) | 2012-05-17 | 2016-04-27 | Sharp Kk | Display control device, control program and display device control method |
-
1999
- 1999-06-28 JP JP18178499A patent/JP3986708B2/en not_active Expired - Fee Related
-
2000
- 2000-06-27 KR KR1020000035590A patent/KR100351087B1/en not_active IP Right Cessation
- 2000-06-28 CN CNB001184776A patent/CN1183476C/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100410966C (en) * | 2003-11-28 | 2008-08-13 | 诺基亚公司 | Modified hand-written Chinese character input recognition method |
| CN102981753A (en) * | 2003-11-28 | 2013-03-20 | 诺基亚公司 | Improved identification method for handwritten Chinese character input |
| CN102981753B (en) * | 2003-11-28 | 2015-10-07 | 诺基亚公司 | The hand-written Chinese character input recognition method improved |
| CN111222320A (en) * | 2019-12-17 | 2020-06-02 | 共道网络科技有限公司 | Character prediction model training method and device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1183476C (en) | 2005-01-05 |
| KR20010015069A (en) | 2001-02-26 |
| KR100351087B1 (en) | 2002-09-05 |
| JP3986708B2 (en) | 2007-10-03 |
| JP2001014424A (en) | 2001-01-19 |
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