CN101907943A - Method and system for correcting software keyboard input as well as computer program product using method - Google Patents
Method and system for correcting software keyboard input as well as computer program product using method Download PDFInfo
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Abstract
The invention relates to a method and a system for correcting software keyboard input as well as a computer program product using the method, wherein the method for correcting the software keyboard input comprises the following steps of: obtaining the coordinates of a first touch-control landing point input by a user; obtaining a correction horizontal model and a correction vertical correction by a self-correcting database; respectively mechanically applying the horizontal coordinate of the first landing point and the vertical coordinate of the first landing point to the correction horizontal model and the correction vertical correction to compute correction landing point coordinates; and comparing the correction landing point coordinates with the coordinates of a central point to judge whether the value is the key value to be input by the user or not.
Description
Technical field
Method, the system of the relevant a kind of software keyboard input of the present invention and the computer program that uses the method, and particularly about a kind of method, system of fixed software keyboard input and the computer program that uses the method.
Background technology
On handheld device, the software keyboard of touch often is used as the man-machine interface of input data, and the software keyboard of touch is to draw button in the mode of software on picture.The user presses the button of these draftings in the mode of touch-control, the drop point site when detecting user's touch-control, and with the key position drawn on touch-control drop point site and the picture relatively after, can judge button that the user desired to press at that time is why.
But because the custom difference of user's button, may be because used finger difference, the mode or the not first-class factor of direction of gripping device when individual parallax, button, and the key position of drawing has different errors on the drop point when making touch-control and the picture, this can make software keyboard can't correctly judge the user why really to desire the button pressed, and cause input error.
Therefore, designing a kind of new method comes the input of fixed software keyboard to improve above-mentioned shortcoming.
Summary of the invention
Therefore purpose of the present invention just provides a kind of method, system of fixed software keyboard input and the computer program that uses the method, proofreaies and correct as the touch-control landing point coordinates of software keyboard when importing data, uses and improves the accuracy that button is judged.
The method of fixed software keyboard input according to an aspect of the present invention comprises: obtain the first touch-control landing point coordinates of user's input, the first touch-control landing point coordinates comprises the first drop point horizontal coordinate and the first drop point vertical coordinate; The self-correcting database is obtained the level of corrections model and is proofreaied and correct vertical mould; The first drop point horizontal coordinate and the first drop point vertical coordinate are applied mechanically the level of corrections model respectively and proofreaied and correct vertical mould to calculate the correction landing point coordinates; Relatively proofread and correct landing point coordinates and center point coordinate to judge the key value of user institute desire input.
The system of fixed software keyboard input according to a further aspect of the invention comprises: first coordinate is obtained module, in order to obtain the first touch-control landing point coordinates of user's input, wherein the first touch-control landing point coordinates comprises the first drop point horizontal coordinate and the first drop point vertical coordinate; Model is obtained module, obtains the level of corrections model and proofreaies and correct vertical mould in order to the self-correcting database; Computing module is in order to apply mechanically the first drop point horizontal coordinate and the first drop point vertical coordinate respectively on the level of corrections model and to proofread and correct vertical mould to calculate the correction landing point coordinates; And comparison module, in order to relatively to proofread and correct landing point coordinates and center point coordinate to judge the key value of user institute desire input.
Computer program according to another aspect of the invention has comprised that programmed instruction is in order to carry out: obtain the first touch-control landing point coordinates of user's input, the first touch-control landing point coordinates comprises the first drop point horizontal coordinate and the first drop point vertical coordinate; The self-correcting database is obtained the level of corrections model and is proofreaied and correct vertical mould; The first drop point horizontal coordinate and the first drop point vertical coordinate are applied mechanically the level of corrections model respectively and proofreaied and correct vertical mould to calculate the correction landing point coordinates; Relatively proofread and correct landing point coordinates and center point coordinate to judge the key value of user institute desire input.
Description of drawings
For above and other objects of the present invention, feature, advantage can be become apparent, below conjunction with figs. is elaborated to preferred embodiment of the present invention, wherein:
Fig. 1 is a kind of method flow diagram that utilizes the regional fixed software keyboard input of calibration model according to one embodiment of the invention.
Fig. 2 is a kind of method flow diagram that utilizes the regional fixed software keyboard input of calibration model according to another embodiment of the present invention.
Fig. 3 A is a kind of synoptic diagram of system of fixed software keyboard input.
Fig. 3 B is that correction database is built and put system schematic.
Embodiment
Next please refer to the detailed description of the embodiment of the invention, wherein the example of being mentioned can together describe together with accompanying drawing.In the case of any possible, employed same numeral has all been represented identical or similar elements in accompanying drawing and the explanation.
With reference to Fig. 1, it is the method flow diagram according to a kind of fixed software keyboard input of one embodiment of the invention.The computer program of another embodiment of the present invention can programmed instruction be carried out each step of the method.The method of this fixed software keyboard input may further comprise the steps (should be appreciated that mentioned in the present embodiment step except that chatting bright its order person especially, all can be adjusted its front and back order according to actual needs, even possibility while or part execution simultaneously):
(1) obtain the first touch-control landing point coordinates that the user imports, wherein the first touch-control landing point coordinates comprises the first drop point horizontal coordinate and the first drop point vertical coordinate (step 112).
(2) the self-correcting database is obtained the level of corrections model and is proofreaied and correct vertical mould (step 114).
(3) the first drop point horizontal coordinate and the first drop point vertical coordinate are applied mechanically the level of corrections model respectively and proofreaied and correct vertical mould to calculate correction landing point coordinates (step 116).
(4) relatively proofread and correct landing point coordinates and center point coordinate to judge the key value (step 118) of user institute desire input.
Implement in the aspect one, when the user imports certain button in the mode of touch-control on picture, if the button landing point coordinates that the user presses is (xt, yt), xt is applied mechanically level and vertical Linear Regression Model in One Unknown respectively with yt (independent variable in the linear regression model (LRM)), with the landing point coordinates (dependent variable in the linear regression model (LRM)) after obtaining proofreading and correct, then just relatively, and then judge button that the user desired to press at that time why with the key position drawn on this calibration coordinate and the picture.
In addition, when using software keyboard to import, because use the difference of situation, some regional button may need to distinguish to some extent with other regional button in software keyboard (zone that software keys distributed), and then must apply mechanically different Linear Regression Model in One Unknown.For instance, at the user who grips mobile phone simultaneously with two hands, he may be simultaneously with right-hand man's thumb manipulation software keyboard input characters.In general; when importing with the hand thumb touch-control; drop point can tend to drop on the lower right corner of button usually; and when importing with left hand thumb touch-control; drop point then can tend to drop on the lower left corner of button; because the drop point difference of right-hand man's thumb when touch-control, so, may produce very big error if all buttons on the keyboard are all applied mechanically with identical linear regression correction coordinate.
In addition, this method also can comprise provides a correction database to build the step in the stage of putting, so that fixed software keyboard required correction database of when input to be provided, correction database is built the stage of putting and be may further comprise the steps and (should be appreciated that, mentioned in the present embodiment step, except that chatting bright its order person especially, all can adjust its front and back order according to actual needs, even possibility while or part execution simultaneously):
(1) obtain the second touch-control landing point coordinates that the user imports, wherein the second touch-control landing point coordinates comprises the second drop point horizontal coordinate and the second drop point vertical coordinate (step 104).With regard to each input, for example, when the second touch-control landing point coordinates that obtains was (101,42), this represented that the second drop point horizontal coordinate is that 101, the second drop point vertical coordinates are 42.A kind of aspect of may implementing is, requires the user according to button indicated in the picture, presses corresponding button in the software input keyboard.Program will be write down the landing point coordinates of user's touch-control one by one in this process.Suppose that the user is required to press n time button, and the coordinate of this n time touch-control drop point be respectively (x1, y1), (x2, y2), (x3, y3) ... (xn-1, yn-1), (xn yn), can obtain two following X and Y sequence respectively thus:
Horizontal coordinate X={x1, x2, x3 ..., xn-1, xn}
Vertical coordinate Y={y1, y2, y3 ..., yn-1, yn}
(2) utilize the second drop point horizontal coordinate and central point horizontal coordinate to set up level of corrections model (step 106).The second drop point horizontal coordinate will be brought with the central point horizontal coordinate of this button of pressing at that time does computing, draws the relative position of the second drop point horizontal coordinate and central point horizontal coordinate, sets up the level of corrections model with this again.
(3) utilize the second drop point vertical coordinate and central point vertical coordinate to set up and proofread and correct vertical mould (step 108).The second drop point vertical coordinate will be brought with the central point vertical coordinate of this button of pressing at that time does computing, draws the relative position of the second drop point vertical coordinate and central point vertical coordinate, sets up the correction vertical mould with this again.A kind of aspect of may implementing of level of corrections model and correction vertical mould is monobasic line style regression model (UnaryLinear Regression Model), the simple linear regression analysis predicted method is the correlationship according to independent variable X and dependent variable Y, and the equation of linear regression of setting up X and Y is to carry out forecast method.For instance, utilize the second drop point horizontal coordinate and central point horizontal coordinate can try to achieve parameter a, the b of one-variable linear regression equation Yt=a+bxt, again with parameter a, b substitution, just can set up the level of corrections model, same Using such method is set up and is proofreaied and correct vertical mould, so, set up two groups Linear Regression Model in One Unknown respectively according to different coordinate directions at this.Enforcement aspect of the present invention is not limited to the line style regression model, can use various suitable methods and set up calibration model.
(4) store level of corrections model and correction vertical mould (step 110) in correction database.Respectively set up independently Linear Regression Model in One Unknown at level and vertical two different directions this moment, deposits database in for use.
With reference to Fig. 2, it is the method flow diagram according to a kind of fixed software keyboard input of another embodiment of the present invention.In aforesaid use situation, build when putting the stage at correction database, can earlier software keyboard be cut into several zones, can repeat each step that correction database is built the stage of putting then, think that each zone sets up the level of corrections model respectively and proofread and correct vertical mould.In this embodiment, two zones (step 204) about earlier software keyboard being cut into, after the touch-control landing point coordinates that obtains user's input (step 206), judge the zone (step 208) at touch-control landing point coordinates place, independently calculate the affiliated linear regression model (LRM) (step 210) in each zone separately, and store the affiliated linear regression model (LRM) in each zone in correction database (step 202).
Then when using the method for this fixed software keyboard input, after obtaining user's touch-control landing point coordinates (step 212), judge the zone (step 214) at touch-control landing point coordinates place, the self-correcting database is obtained the linear regression model (LRM) (step 216) in the zone that corresponding touch-control landing point coordinates is positioned at again, applies mechanically corresponding linear regression model (LRM) then respectively and is revised (step 218).
Area dividing on this keyboard configuration can be designed according to actual state, may be cut into about two zones, or be distinguished into four blocks of field word, or be designed to nine palace lattice pieces of well word, in fact dividing region can further design according to the demand of using.
Further embodiment of this invention will be described a kind of system of fixed software keyboard input, and with reference to Fig. 3 A and Fig. 3 B, Fig. 3 A is a kind of synoptic diagram of system 350 of fixed software keyboard input, and Fig. 3 B is the synoptic diagram that correction database is built the system of putting 310.The system 350 of fixed software keyboard input comprises that software keyboard 312, correction database 320, first coordinate are obtained module 314, model is obtained module 362, computing module 364 and comparison module 366.After the touch inputting interface that the user is provided by software keyboard 312 is imported data, the module 314 that obtains first coordinate obtains the first touch-control landing point coordinates of user's input, and wherein the first touch-control landing point coordinates comprises the first drop point horizontal coordinate and the first drop point vertical coordinate.
In addition, the system 350 of fixed software keyboard input also can comprise determination module 342.When software keyboard is cut into several zones, determination module 342 can be obtained the zone that is used for judging the first touch-control landing point coordinates place after module 314 obtains the first touch-control landing point coordinates at first coordinate, and this moment model obtain module 362 can self-correcting databases 320 obtain zone that the corresponding first touch-control landing point coordinates is positioned at the level of corrections model and proofread and correct vertical mould.Then, computing module 364 can be applied mechanically the first drop point horizontal coordinate and the first drop point vertical coordinate respectively on the level of corrections model and proofread and correct vertical mould to calculate the correction landing point coordinates according to the zone at the first touch-control landing point coordinates place.At last, comparison module 366 is relatively proofreaied and correct landing point coordinates and the key value of center point coordinate to judge that user institute desire is imported.
With reference to Fig. 3 B, it is that correction database is built and put system schematic.Correction database is built the system of putting 310 and comprised: software keyboard 312, second coordinate obtain module 324, level of corrections model building module 316, proofread and correct vertical mould sets up module 318 and correction database 320.Software keyboard 312 is in order to provide the user a kind of touch inputting interface.Second coordinate is obtained module 324 in order to obtain the second touch-control landing point coordinates of user's input, and wherein the second touch-control landing point coordinates comprises the second drop point horizontal coordinate and the second drop point vertical coordinate.Level of corrections model building module 316 is set up the level of corrections model in order to utilize second coordinate to obtain the second drop point horizontal coordinate and the central point horizontal coordinate that module 324 obtains.The correction vertical mould is set up module 318 and is obtained the second drop point vertical coordinate and central point vertical coordinate foundation correction vertical mould that module 324 obtains in order to utilize second coordinate.Level of corrections model and correction vertical mould can utilize the line style regression model to finish, particularly monobasic line style regression model.Correction database 320 is in order to store the level of corrections model and to proofread and correct vertical mould.
In addition, correction database is built the system of putting 310 and also can be comprised cutting module 332 and determination module 342.Because use the difference of situation, different calibration models may must be applied mechanically in different in some cases software keyboard zones, cutting module 330 visual actual demands and software keyboard is cut into several zones.After being cut into several zones, determination module 342 can be obtained the zone that is used for judging the second touch-control landing point coordinates place after module 324 obtains the second touch-control landing point coordinates at second coordinate, sets up the level of corrections model respectively and proofreaies and correct vertical mould with regard to each zone again.
In sum, the method of disclosed fixed software keyboard input in the previous embodiment, system, and the computer program of use the method is to build the stage of putting (a kind of training mode is provided) by software in correction database to learn user's operating characteristics in advance, set up the correction data that the coordinate correction is used, and be stored in the correction database, the user can use suitable calibration model when following button, the skill of particularly mathematical statistics and linear regression, proofread and correct as the touch-control landing point coordinates of software keyboard when importing data, use and improve the accuracy that button is judged.
Though the present invention discloses as above with embodiment; yet it is not in order to limit the present invention; anyly be familiar with this operator; without departing from the spirit and scope of the present invention; when can doing various changes that are equal to or replacement, so protection scope of the present invention is when looking accompanying being as the criterion that the application's claim scope defined.
Claims (16)
1. the method for fixed software keyboard input comprises following steps:
Obtain one first touch-control landing point coordinates of user input, wherein this first touch-control landing point coordinates comprises one first drop point horizontal coordinate and one first drop point vertical coordinate;
Obtain a level of corrections model and from a correction database and proofread and correct vertical mould;
This first drop point horizontal coordinate and this first drop point vertical coordinate are applied mechanically this level of corrections model respectively and this correction vertical mould is proofreaied and correct landing point coordinates to calculate one; And
Relatively this a correction landing point coordinates and a center point coordinate are to judge the key value of this user institute desire input.
2. method according to claim 1 is characterized in that also comprising the step that provides a correction database to build the stage of putting, and this correction database is built the stage of putting and comprised following steps:
Obtain at least one second touch-control landing point coordinates of this user's input, wherein this second touch-control landing point coordinates comprises one second drop point horizontal coordinate and one second drop point vertical coordinate;
Utilize this second drop point horizontal coordinate and this central point horizontal coordinate to set up this level of corrections model;
Utilize this second drop point vertical coordinate and this central point vertical coordinate to set up this correction vertical mould; And
Store this level of corrections model and this correction vertical mould in this correction database.
3. method according to claim 2 is characterized in that this level of corrections model and this correction vertical mould are the line style regression models.
4. method according to claim 3 is characterized in that this level of corrections model and this correction vertical mould are monobasic line style regression models.
5. method according to claim 2 is characterized in that also comprising following steps before this obtains the step of at least one second touch-control landing point coordinates of this user's input:
One software keyboard is cut at least one zone.
6. method according to claim 5, it is characterized in that also comprising when this software keyboard is cut into a plurality of zone, repeat this correction database and build the stage of putting, think that each those zone sets up a level of corrections model and respectively and proofread and correct vertical mould.
7. method according to claim 5, it is characterized in that also comprising and judge that this first touch-control landing point coordinates is positioned at one of them step of this at least one zone, and should obtain a level of corrections model and a step of proofreading and correct vertical mould from a correction database and comprise from this correction database and obtain this level of corrections model in this zone of should the first touch-control landing point coordinates being positioned at and the step of this correction vertical mould.
8. method according to claim 7 is characterized in that this step that this first drop point horizontal coordinate and this first drop point vertical coordinate are applied mechanically this level of corrections model and this correction vertical mould respectively comprises following steps:
This first drop point horizontal coordinate and this first drop point vertical coordinate are applied mechanically this level of corrections model and this correction vertical mould to this zone that should the first touch-control landing point coordinates be positioned at respectively, to calculate this correction landing point coordinates.
9. the system of fixed software keyboard input comprises:
One first coordinate is obtained module, and in order to obtain one first touch-control landing point coordinates of user input, wherein this touch-control landing point coordinates comprises one first drop point horizontal coordinate and one first drop point vertical coordinate;
One model is obtained module, proofreaies and correct vertical mould in order to obtain a level of corrections model and from a correction database;
One computing module is proofreaied and correct landing point coordinates in order to this drop point horizontal coordinate and this drop point vertical coordinate are applied mechanically this level of corrections model and this correction vertical mould respectively to calculate one; And
One comparison module, in order to relatively this a correction landing point coordinates and a center point coordinate to judge the key value of this user institute desire input.
10. system according to claim 9 is characterized in that also comprising a correction database and builds the system of putting, and this correction database is built the system of putting and comprised:
One software keyboard is in order to provide a touch inputting interface;
One second coordinate is obtained module, and in order to obtain at least one second touch-control landing point coordinates of this user's input, wherein this touch-control landing point coordinates comprises one second drop point horizontal coordinate and one second drop point vertical coordinate;
One level of corrections model building module is set up this level of corrections model in order to utilize this second a drop point horizontal coordinate and a central point horizontal coordinate;
One proofreaies and correct vertical mould sets up module, sets up this correction vertical mould in order to utilize this second a drop point vertical coordinate and a central point vertical coordinate; And
One correction database is in order to store this level of corrections model and this correction vertical mould.
11. system according to claim 10 is characterized in that this level of corrections model and this correction vertical mould are the line style regression models.
12. system according to claim 11 is characterized in that this level of corrections model and this correction vertical mould are monobasic line style regression models.
13. system according to claim 11, it is characterized in that this correction database build the system of putting also comprise one the cutting module, in order to this software keyboard is cut at least one zone.
14. system according to claim 13 is characterized in that when this software keyboard is cut into a plurality of zone, this correction database is built the system of putting and is set up a level of corrections model and a correction vertical mould respectively for each those zone.
15. system according to claim 13, it is characterized in that also comprising a determination module, in order to judge this first touch-control landing point coordinates be positioned at this at least one zone one of them, and this model is obtained module and is obtained this level of corrections model and this correction vertical mould to this zone that should the first touch-control landing point coordinates be positioned in order to this correction database certainly.
16. system according to claim 15, it is characterized in that this computing module is in order to this first drop point horizontal coordinate and this first drop point vertical coordinate are applied mechanically this level of corrections model and this correction vertical mould to this zone that should the first touch-control landing point coordinates be positioned at respectively, to calculate this correction landing point coordinates.
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| CN2009101489495A CN101907943A (en) | 2009-06-05 | 2009-06-05 | Method and system for correcting software keyboard input as well as computer program product using method |
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| CN102207828A (en) * | 2011-04-06 | 2011-10-05 | 罗蒙明 | Method for determining finger key-press on virtual keyboard of touch mobile phone |
| CN102207827A (en) * | 2011-03-28 | 2011-10-05 | 罗蒙明 | Method for judging virtual keyboard finger key of touch screen mobile phone |
| CN102231095A (en) * | 2011-03-17 | 2011-11-02 | 罗蒙明 | Virtual keyboard finger key judgment method for touch mobile phone |
| CN102256015A (en) * | 2011-04-06 | 2011-11-23 | 罗蒙明 | Virtual keyboard finger key-pressing judgment method for touch mobile phone |
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| CN104407800A (en) * | 2014-11-05 | 2015-03-11 | 深圳市金立通信设备有限公司 | Terminal operating method |
| CN104636028A (en) * | 2013-11-12 | 2015-05-20 | 株式会社东海理化电机制作所 | Information processor |
| CN104636060A (en) * | 2014-04-29 | 2015-05-20 | 汉王科技股份有限公司 | Soft key locating method and system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102231095A (en) * | 2011-03-17 | 2011-11-02 | 罗蒙明 | Virtual keyboard finger key judgment method for touch mobile phone |
| CN102207827A (en) * | 2011-03-28 | 2011-10-05 | 罗蒙明 | Method for judging virtual keyboard finger key of touch screen mobile phone |
| CN102207827B (en) * | 2011-03-28 | 2013-09-25 | 罗蒙明 | Method for judging virtual keyboard finger key of touch screen mobile phone |
| CN102256015A (en) * | 2011-04-06 | 2011-11-23 | 罗蒙明 | Virtual keyboard finger key-pressing judgment method for touch mobile phone |
| CN102207828B (en) * | 2011-04-06 | 2013-09-25 | 罗蒙明 | Method for determining finger key-press on virtual keyboard of touch mobile phone |
| CN102207828A (en) * | 2011-04-06 | 2011-10-05 | 罗蒙明 | Method for determining finger key-press on virtual keyboard of touch mobile phone |
| CN104636028A (en) * | 2013-11-12 | 2015-05-20 | 株式会社东海理化电机制作所 | Information processor |
| CN104636060A (en) * | 2014-04-29 | 2015-05-20 | 汉王科技股份有限公司 | Soft key locating method and system |
| CN104636060B (en) * | 2014-04-29 | 2018-04-10 | 汉王科技股份有限公司 | A kind of soft-key button localization method and system |
| CN104407800A (en) * | 2014-11-05 | 2015-03-11 | 深圳市金立通信设备有限公司 | Terminal operating method |
| CN104407801A (en) * | 2014-11-05 | 2015-03-11 | 深圳市金立通信设备有限公司 | Terminal |
| CN104407801B (en) * | 2014-11-05 | 2019-10-22 | 深圳市金立通信设备有限公司 | A kind of terminal |
| CN104407800B (en) * | 2014-11-05 | 2019-10-22 | 深圳市金立通信设备有限公司 | A kind of method of terminal operation |
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Application publication date: 20101208 |