CN107240330A - System that handwriting display method and system, the intelligence of practising handwriting practise handwriting terminal and intelligence is practised handwriting - Google Patents
System that handwriting display method and system, the intelligence of practising handwriting practise handwriting terminal and intelligence is practised handwriting Download PDFInfo
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- CN107240330A CN107240330A CN201710499171.7A CN201710499171A CN107240330A CN 107240330 A CN107240330 A CN 107240330A CN 201710499171 A CN201710499171 A CN 201710499171A CN 107240330 A CN107240330 A CN 107240330A
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- G09B11/00—Teaching hand-writing, shorthand, drawing, or painting
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Abstract
The present invention provides practise handwriting handwriting display method and system, intelligence of one kind and practises handwriting terminal and intelligence is practised handwriting system, including receives the person's handwriting coordinate information and pen point pressure information of each sampled point that dot matrix smart pen is sent in real time；The dot matrix smart pen is used to write the standard letter shown on display module on the medium for be provided with dot matrix, and sends the person's handwriting coordinate information and pen point pressure information of each sampled point when writing in real time；According to the pen point pressure acquisition of information vigour of style in writing information received, the person's handwriting for including vigour of style in writing information is obtained according to the person's handwriting coordinate information of each sampled point and the fitting of vigour of style in writing information, and the acquired person's handwriting for including vigour of style in writing information is evaluated according to the standard letter；Show that the standard letter, and display include the person's handwriting of vigour of style in writing information.Practise handwriting handwriting display method and system, the intelligence of the present invention practises handwriting terminal and the intelligence system of practising handwriting can show the content of dot matrix digital pen input in real time, and writing level is judged.
Description
Technical field
The present invention relates to the technical field of telecommunications, more particularly to one kind is practised handwriting handwriting display method and system, intelligence
The terminal that can practise handwriting and intelligent system of practising handwriting.
Background technology
With development in science and technology, people become increasingly dependent on electronic input apparatus, and the ability for writing in one's own hand word is declining.But with people
Lifting to cultural demand, many people start to regain the enjoyment that paper pen savours life in Mo Xiangzhong.Therefore, people are to practising handwriting
Demand is increasingly strong.
Learn to write by tracing over characters printed in red, copy and template is learnt to write by tracing over characters printed in red however, various products of practising handwriting of the prior art all use traditional contrast
Technical implementation way, too inflexible, learner is difficult to adhere to practising handwriting.
The content of the invention
The shortcoming of prior art in view of the above, it is an object of the invention to provide one kind practise handwriting handwriting display method and
System, intelligent practise handwriting terminal and intelligent system of practising handwriting, the content that can input dot matrix digital pen are real in terminal of intelligently practising handwriting
Shi Jinhang is shown, and the person's handwriting with vigour of style in writing information based on height reduction is judged writing level, is practised handwriting so as to improve
Validity and interest, Consumer's Experience is good.
In order to achieve the above objects and other related objects, the present invention provides one kind and practised handwriting handwriting display method, including following
Step：Receive the person's handwriting coordinate information and pen point pressure information for each sampled point that dot matrix smart pen is sent in real time；The point
Battle array smart pen is used to write the standard letter shown on display module on the medium for be provided with dot matrix, and when sending writing in real time
The person's handwriting coordinate information and pen point pressure information of each sampled point；According to the pen point pressure acquisition of information vigour of style in writing information received,
The person's handwriting for including vigour of style in writing information is obtained according to the person's handwriting coordinate information of each sampled point and the fitting of vigour of style in writing information, and according to institute
Standard letter is stated to evaluate the acquired person's handwriting for including vigour of style in writing information；Show the standard letter, and display bag
Person's handwriting containing vigour of style in writing information.
In one embodiment of the invention, the vigour of style in writing information includes the color range information of the vigour of style in writing；
Color range is divided into predetermined quantity gradient, the pen point pressure value of each gradient correspondence preset range；According to sampling
The pen point pressure information of point, obtains corresponding color range gradient；
Set vigour of style in writing original width value and pen point pressure grade quantity；According to vigour of style in writing width=vigour of style in writing original width value+pen
Sharp pressure value/pen point pressure grade quantity, calculates the vigour of style in writing width of sampled point.
In one embodiment of the invention, included according to the person's handwriting coordinate information of each sampled point and the fitting acquisition of vigour of style in writing information
The person's handwriting for having vigour of style in writing information comprises the following steps：
The line midpoint of first sampled point and second sampled point is taken as first nodal point, second sampled point and
The line midpoint of three sampled points is the second central point, using the first center as starting point, during second sampled point is control point, second
Heart point is terminal, and being based on Bezier fitting according to starting point, control point and terminal obtains first nodal point to the second central point
Between curve；
The line midpoint of the 3rd sampled point and the 4th sampled point is taken as the 3rd central point, using the second central point to rise
Point, the 3rd sampled point is control point, and the 3rd central point is terminal, and Bezier is based on according to starting point, control point and terminal
Fitting obtains the second central point to the curve between the 3rd central point；
The like, the curve between adjacent center point is obtained, until obtaining the N-2 central point to the N-1 center
Curve between point, wherein n-th sampled point are last sampled point；
Set the vigour of style in writing information of each central point by two ends sampled point vigour of style in writing information average, based on first sampling
The vigour of style in writing information of point, each central point and n-th sampled point, by first line between sampled point and first nodal point, each
Bezier and the line between N-1 central point and n-th sampled point between individual adjacent center point are connected
Just the person's handwriting containing vigour of style in writing information to be fitted.
In one embodiment of the invention, used evaluation is evaluated to the acquired person's handwriting for including vigour of style in writing information
Standard includes one or more combinations in font architecture, size, vigour of style in writing reduction ratio, order of strokes.
In one embodiment of the invention, different evaluation standard has different weights；Include vigour of style in writing information for each
Person's handwriting, the processing module is used as the person's handwriting using the sum of products of the corresponding weight of value of each evaluation criterion
Score value.
In one embodiment of the invention, in addition to based on the standard letter, include vigour of style in writing information for acquired
Person's handwriting provided in the form of voice and/or word writing instruct.
In one embodiment of the invention, in addition to by the acquired person's handwriting for including vigour of style in writing information and corresponding standard word
Body is through sharing to third-party platform.
In one embodiment of the invention, in addition to the writing challenge of good friend's progress standard letter is invited, and acquisition is commented
Valency ranking.
Correspondingly, the present invention also provide one kind practise handwriting person's handwriting show system, including communication module, processing module and display mould
Block；
The communication module be used for receive each sampled point that dot matrix smart pen is sent in real time person's handwriting coordinate information and
Pen point pressure information；The dot matrix smart pen is used to write the mark shown on the display module on the medium for be provided with dot matrix
Quasi- font, and the person's handwriting coordinate information and pen point pressure information of each sampled point when writing are sent in real time；
The processing module is used for according to the pen point pressure acquisition of information vigour of style in writing information received, according to each sampled point
Person's handwriting coordinate information and the fitting of vigour of style in writing information obtain the person's handwriting for including vigour of style in writing information, and according to the standard letter to being obtained
The person's handwriting for including vigour of style in writing information taken is evaluated；
The display module is used to show the standard letter under the control of the processing module, and display includes
The person's handwriting of vigour of style in writing information.
In one embodiment of the invention, the vigour of style in writing information includes the color range information of the vigour of style in writing；
Color range is divided into predetermined quantity gradient, the pen point pressure of each gradient correspondence preset range by the processing module
Value；According to the pen point pressure information of sampled point, corresponding color range gradient is obtained；
The processing module setting vigour of style in writing original width value and pen point pressure grade quantity；According at the beginning of vigour of style in writing width=vigour of style in writing
Beginning width value+pen point pressure value/pen point pressure grade quantity, calculates the vigour of style in writing width of sampled point.
In one embodiment of the invention, the processing module is according to the person's handwriting coordinate information and vigour of style in writing information of each sampled point
The person's handwriting that fitting acquisition includes vigour of style in writing information comprises the following steps：
The line midpoint of first sampled point and second sampled point is taken as first nodal point, second sampled point and
The line midpoint of three sampled points is the second central point, using the first center as starting point, during second sampled point is control point, second
Heart point is terminal, and being based on Bezier fitting according to starting point, control point and terminal obtains first nodal point to the second central point
Between curve；
The line midpoint of the 3rd sampled point and the 4th sampled point is taken as the 3rd central point, using the second central point to rise
Point, the 3rd sampled point is control point, and the 3rd central point is terminal, and Bezier is based on according to starting point, control point and terminal
Fitting obtains the second central point to the curve between the 3rd central point；
The like, the curve between adjacent center point is obtained, until obtaining the N-2 central point to the N-1 center
Curve between point, wherein n-th sampled point are last sampled point；
Set the vigour of style in writing information of each central point by two ends sampled point vigour of style in writing information average, based on first sampling
The vigour of style in writing information of point, each central point and n-th sampled point, by first line between sampled point and first nodal point, each
Bezier and the line between N-1 central point and n-th sampled point between individual adjacent center point are connected
Just the person's handwriting containing vigour of style in writing information to be fitted.
In one embodiment of the invention, the evaluation criterion that the processing module is used include font architecture, size,
One or more combinations in vigour of style in writing reduction ratio, order of strokes.
In one embodiment of the invention, different evaluation standard has different weights；Include vigour of style in writing information for each
Person's handwriting, the processing module is used as the person's handwriting using the sum of products of the corresponding weight of value of each evaluation criterion
Score value.
In one embodiment of the invention, the processing module is additionally operable to be based on the standard letter, for acquired bag
Person's handwriting containing vigour of style in writing information is provided writing in the form of voice and/or word and instructed.
In one embodiment of the invention, the processing module be additionally operable to the acquired person's handwriting for including vigour of style in writing information and
Corresponding standard letter is through sharing to third-party platform.
In one embodiment of the invention, the writing that the processing module is additionally operable to invite good friend to carry out the standard letter is chosen
War, and obtain evaluation ranking.
Meanwhile, the present invention also provides a kind of intelligent terminal of practising handwriting, including any of the above-described described person's handwriting of practising handwriting shows system.
Finally, the present invention also provides a kind of intelligence and practised handwriting system, including above-mentioned intelligence practise handwriting terminal, dot matrix smart pen with
And it is provided with the medium of dot matrix.
In one embodiment of the invention, the dot matrix smart pen includes camera, pressure sensor, microprocessor and communication
Module, the camera is used to obtain image information of the nib on the dot matrix in real time；The pressure sensor is used for real-time
Obtain the pen point pressure information of each sampled point；The processor is used for the pen according to each sampled point of described image acquisition of information
Mark coordinate information, and the person's handwriting coordinate information of each sampled point and corresponding pen point pressure information are sent out by the communication module
See off.
In one embodiment of the invention, the medium is one or more combinations in paper, plastic plate, metallic plate.
As described above, practise handwriting handwriting display method and system, intelligent terminal and the intelligent system of practising handwriting, tool of practising handwriting of the present invention
There is following beneficial effect：
(1) content that can input dot matrix digital pen is shown in real time in terminal of intelligently practising handwriting, and being capable of height
Person's handwriting of the reduction with vigour of style in writing information；
(2) by the way that the person's handwriting with vigour of style in writing information and copybook for practising calligraphy are compared, realize that the classification to writing level is judged
And analysis and suggestion；
(3) validity and interest practised handwriting are improved, Consumer's Experience is good.
Brief description of the drawings
Fig. 1 is shown as flow chart of the handwriting display method in an embodiment of practising handwriting of the present invention；
The person's handwriting of practising handwriting that Fig. 2 is shown as the present invention shows structural representation of the system in an embodiment；
The person's handwriting of practising handwriting that Fig. 3 is shown as the present invention shows structural representation of the system in another embodiment；
Fig. 4 is shown as intelligent structural representation of the terminal in an embodiment of practising handwriting of the invention；
The intelligence that Fig. 5 is shown as the present invention is practised handwriting structural representation of the system in an embodiment；
Fig. 6 is shown as structural representation of the dot matrix smart pen of the present invention in an embodiment.
Component label instructions
1 intelligent terminal of practising handwriting
11 communication modules
12 processing modules
13 display modules
14 memory modules
2 dot matrix smart pens
21 cameras
22 pressure sensors
23 microprocessors
24 communication modules
3 media
Embodiment
Illustrate embodiments of the present invention below by way of specific instantiation, those skilled in the art can be by this specification
Disclosed content understands other advantages and effect of the present invention easily.The present invention can also pass through specific realities different in addition
The mode of applying is embodied or practiced, the various details in this specification can also based on different viewpoints with application, without departing from
Various modifications or alterations are carried out under the spirit of the present invention.It should be noted that, in the case where not conflicting, following examples and implementation
Feature in example can be mutually combined.
It should be noted that the diagram provided in following examples only illustrates the basic structure of the present invention in a schematic way
Think, then in schema only display with relevant component in the present invention rather than according to component count, shape and the size during actual implement
Draw, it is actual when implementing, and kenel, quantity and the ratio of each component can be a kind of random change, and its assembly layout kenel
It is likely more complexity.
Practise handwriting handwriting display method and system, the intelligence of the present invention practises handwriting terminal and the intelligence system of practising handwriting can be by dot matrix number
The content of code pen input is shown in real time in terminal of intelligently practising handwriting, and can highly reduce the person's handwriting with vigour of style in writing information；
Simultaneously by the way that the person's handwriting with vigour of style in writing information and copybook for practising calligraphy are compared, realize that the classification to writing level is judged and analyzed
It is recommended that；The validity and interest practised handwriting are improved, Consumer's Experience is good.
As shown in figure 1, in an embodiment, handwriting display method of practising handwriting of the invention comprises the following steps：
Step S1, the person's handwriting coordinate information for receiving each sampled point that dot matrix smart pen is sent in real time and pen point pressure letter
Breath；The dot matrix smart pen is used to write the standard letter shown on display module on the medium for be provided with dot matrix, and in real time
The person's handwriting coordinate information and pen point pressure information of each sampled point when sending writing.
Preferably, setting dot matrix smart pen gathers per 0.02ms and transmits the person's handwriting coordinate information and pen point pressure of point
Information, so as to provide data basis for follow-up person's handwriting, vigour of style in writing reduction.
Dot matrix smart pen is write on the medium for be provided with dot matrix, real by the high speed camera for being arranged on anterior end of pen
When catch nib movement locus, while obtaining the pressure information of nib in real time by pressure sensor, pass through microprocessor pair
The movement locus and pressure information of nib carry out analyzing and processing paper type, source, the page number, position, person's handwriting coordinate, motion rail
The information such as mark, pen point pressure, stroke order, time of wieling the pen, speed of wieling the pen, sit person's handwriting when writing finally by communication module
Mark information and pen point pressure information.
Preferably, dot matrix smart pen is received using one kind in bluetooth, WiFi, Zigbee, USB interface or combination to send out in real time
The person's handwriting coordinate information and pen point pressure information for each sampled point sent.In actual use, it can be used according to usage scenario
Different communication modes.
The pen point pressure acquisition of information vigour of style in writing information that step S2, basis are received, according to the person's handwriting coordinate of each sampled point
Information and the fitting of vigour of style in writing information obtain the person's handwriting for including vigour of style in writing information, and acquired is included according to the standard letter
The person's handwriting for having vigour of style in writing information is evaluated.
Preferably, vigour of style in writing information includes the color range information and width information of the vigour of style in writing.According to the pen point pressure information received
The color range information and width information of the vigour of style in writing in person's handwriting are obtained using specific algorithm.
When being write using dot matrix smart pen, strengthen or subtract with the pen point pressure value acquired in the pressure sensor on beginning to write
Color range that is weak, being presented in terminal of intelligently practising handwriting, i.e. shade transparency is also deepened or shoaled therewith.Specifically, by color range
It is divided into predetermined quantity gradient, the pen point pressure value of each gradient correspondence preset range.Believe according to received pen point pressure
Breath, obtains corresponding color range gradient, as color range information.For example, according to the realistic border pressure limit of human hand, setting color range includes 0-
100 Grad.The pen point pressure value of one preset range of each Grad correspondence is interval.According to the nib pressure being currently received
Force information, the pen point pressure value inquired about belonging to the pen point pressure information is interval, and then it is corresponding to obtain the pen point pressure value interval
Color range Grad.Preferably, when setting pen point pressure value is less than certain minimal pressure force value, opacity is 0, does not show writing；Pen
Sharp pressure value is more than or equal to certain maximal pressure force value, and opacity is 100%.
When being write using dot matrix smart pen, strengthen or subtract with the pen point pressure value acquired in the pressure sensor on beginning to write
It is weak, it is thicker therewith or attenuate in the width that the vigour of style in writing in person's handwriting is showed in terminal of intelligently practising handwriting.Specifically, the setting vigour of style in writing is initial
Width value and pen point pressure grade quantity, according to formula vigour of style in writing width=vigour of style in writing original width value+pen point pressure value/pen point pressure
Grade quantity, calculates vigour of style in writing width.For example, vigour of style in writing original width value is initially set as 0.5mm according to the thickness of general person's handwriting, pen
Sharp pressure rating quantity is 255, i.e., comprising 0-255 pen point pressure grade, then the calculation formula of vigour of style in writing width is：Handwriting thickness
=0.5+ pen point pressures value/255.
Dot matrix smart pen, in the relative position information being provided with the medium of dot matrix, obtains person's handwriting coordinate letter according to nib
Breath, and it is sent to follow-up processing module.It is bent according to the person's handwriting coordinate information of each sampled point and vigour of style in writing Information Pull Bezier
Line fitting obtains the person's handwriting for including vigour of style in writing information, so as to restore the motion process of nib, obtains consistent with writing sequential
Written handwriting information.Specifically, intended according to the person's handwriting coordinate information of each sampled point and vigour of style in writing Information Pull Bezier
The person's handwriting that conjunction acquisition includes vigour of style in writing information comprises the following steps：
A) take the line midpoint of first sampled point and second sampled point as first nodal point, second sampled point and
The line midpoint of 3rd sampled point is the second central point, using the first center as starting point, and second sampled point is control point, second
Central point is terminal, and being based on Bezier fitting according to starting point, control point and terminal obtains first nodal point to the second center
Curve between point；
B) take the line midpoint of the 3rd sampled point and the 4th sampled point as the 3rd central point, using the second central point as
Starting point, the 3rd sampled point is control point, and the 3rd central point is terminal, and it is bent to be based on Bezier according to starting point, control point and terminal
Line fitting obtains the second central point to the curve between the 3rd central point；
C) the like, the curve between adjacent center point is obtained, in the N-2 central point of acquisition is individual to N-1
Curve between heart point, wherein n-th sampled point are last sampled point；
D) set the vigour of style in writing information of each central point by two ends sampled point vigour of style in writing information average, adopted based on first
The vigour of style in writing information of sampling point, each central point and n-th sampled point, by first line between sampled point and first nodal point,
Bezier and the line between N-1 central point and n-th sampled point between each adjacent center point are connected
The person's handwriting containing vigour of style in writing information come just to be fitted.
Specifically, the standard letter that various font formats are included in system is selected for user.When user selects a certain word
During a certain standard letter in physique formula, display module is to show that the standard letter is being provided with for user by dot matrix smart pen
Write and copy on the medium of dot matrix.Processing module obtains the person's handwriting for including vigour of style in writing information write, and according to the standard
Font is evaluated the acquired person's handwriting for including vigour of style in writing information.Wherein, the evaluation criterion used include font architecture,
One or more combinations in size, vigour of style in writing reduction ratio, order of strokes.
Preferably, different evaluation standard has different weights.For example, font architecture, size, vigour of style in writing reduction ratio
Example, the weight of order of strokes are respectively 40 points, 20 points, 20 points and 20 points.
It is corresponding using the value of each evaluation criterion preferably for each person's handwriting for including vigour of style in writing information
The sum of products of weight as the person's handwriting score value.
In one embodiment of the invention, in addition to：Based on standard letter, for the acquired pen for including vigour of style in writing information
Mark is provided writing in the form of voice and/or word and instructed.Wherein, the writing is instructed to include stroke error analysis, font architecture
Instruct etc..
In one embodiment of the invention, in addition to：By the acquired person's handwriting for including vigour of style in writing information and corresponding standard
Font is through sharing to third-party platform, so that the process of practising handwriting is filled with game, social, in a short time fast propagation,
Learning efficiency and achievement are significantly improved.In the present invention, third-party platform includes the one or more in microblogging, wechat, QQ etc.
Combination.
In one embodiment of the invention, in addition to：Good friend is invited to carry out the writing challenge of the standard letter, and acquisition is commented
Valency ranking.For example, for same standard letter, imitation writing is carried out by multiple users, and corresponding score value is provided, then be based on
The score value of each user carries out ranking.
Step S3, display standard letter, and display include the person's handwriting of vigour of style in writing information.
Wherein, display operation is synchronous with the writing operation of dot matrix smart pen, therefore helps to understand writing process in real time.
Preferably, handwriting display method of practising handwriting of the invention also includes：Store handwriting information and vigour of style in writing information, in order to
Family playback, editor's handwriting information and/or vigour of style in writing information, consequently facilitating summarizing writing experience, improve level of practising handwriting.
As shown in Fig. 2 in an embodiment, person's handwriting of practising handwriting of the invention shows that system includes the communication module being sequentially connected
11st, processing module 12, display module 13.
Communication module 11 is used for the person's handwriting coordinate information and pen for receiving each sampled point that dot matrix smart pen is sent in real time
Sharp pressure information；The dot matrix smart pen is used to write the standard word shown on display module 13 on the medium for be provided with dot matrix
Body, and the person's handwriting coordinate information and pen point pressure information of each sampled point when writing are sent in real time.
Preferably, setting dot matrix smart pen gathers per 0.02ms and transmits the person's handwriting coordinate information and pen point pressure of point
Information, so as to provide data basis for follow-up person's handwriting, vigour of style in writing reduction.
Dot matrix smart pen is write on the medium for be provided with dot matrix, real by the high speed camera for being arranged on anterior end of pen
When catch nib movement locus, while obtaining the pressure information of nib in real time by pressure sensor, pass through microprocessor pair
The movement locus and pressure information of nib carry out analyzing and processing paper type, source, the page number, position, person's handwriting coordinate, motion rail
The information such as mark, pen point pressure, stroke order, time of wieling the pen, speed of wieling the pen, sit person's handwriting when writing finally by communication module
Mark information and pen point pressure information.
Preferably, communication module 11 be bluetooth module, WiFi module, Zigbee module, USB communication module in one kind or
Combination.In actual use, different communication modes can be used according to usage scenario.
Processing module 12 is used for according to the pen point pressure acquisition of information vigour of style in writing information received, according to the pen of each sampled point
Mark coordinate information and the fitting of vigour of style in writing information obtain the person's handwriting for including vigour of style in writing information, and according to the standard letter to acquired
The person's handwriting for including vigour of style in writing information evaluated.
Preferably, vigour of style in writing information includes the color range information and width information of the vigour of style in writing.Processing module 12 is according to the pen received
Sharp pressure information obtains the color range information and width information of the vigour of style in writing in person's handwriting using specific algorithm.
When being write using dot matrix smart pen, strengthen or subtract with the pen point pressure value acquired in the pressure sensor on beginning to write
Color range that is weak, being presented in terminal of intelligently practising handwriting, i.e. shade transparency is also deepened or shoaled therewith.Specifically, by color range
It is divided into predetermined quantity gradient, the pen point pressure value of each gradient correspondence preset range.Processing module is according to received
Pen point pressure information, obtains corresponding color range gradient, as color range information.For example, according to the realistic border pressure limit of human hand, setting
Color range includes 0-100 Grad.The pen point pressure value of one preset range of each Grad correspondence is interval.Processing module according to
The pen point pressure information being currently received, the pen point pressure value inquired about belonging to the pen point pressure information is interval, and then obtains the pen
The interval corresponding color range Grad of sharp pressure value.Preferably, when setting pen point pressure value is less than certain minimal pressure force value, opacity
For 0, writing is not shown；Pen point pressure value is more than or equal to certain maximal pressure force value, and opacity is 100%.
When being write using dot matrix smart pen, strengthen or subtract with the pen point pressure value acquired in the pressure sensor on beginning to write
It is weak, it is thicker therewith or attenuate in the width that the vigour of style in writing in person's handwriting is showed in terminal of intelligently practising handwriting.Specifically, the setting vigour of style in writing is initial
Width value and pen point pressure grade quantity, according to formula vigour of style in writing width=vigour of style in writing original width value+pen point pressure value/pen point pressure
Grade quantity, calculates vigour of style in writing width.For example, vigour of style in writing original width value is initially set as 0.5mm according to the thickness of general person's handwriting, pen
Sharp pressure rating quantity is 255, i.e., comprising 0-255 pen point pressure grade, then the calculation formula of vigour of style in writing width is：Handwriting thickness
=0.5+ pen point pressures value/255.
Dot matrix smart pen, in the relative position information being provided with the medium of dot matrix, obtains person's handwriting coordinate letter according to nib
Breath, and it is sent to processing module.Processing module 12 is according to the person's handwriting coordinate information and vigour of style in writing Information Pull shellfish plug of each sampled point
You obtain the person's handwriting for including vigour of style in writing information at curve matching, so as to restore the motion process of nib, obtain and writing sequential
Consistent written handwriting information.Specifically, it is bent according to the person's handwriting coordinate information of each sampled point and vigour of style in writing Information Pull Bezier
The person's handwriting that line fitting acquisition includes vigour of style in writing information comprises the following steps：
A) take the line midpoint of first sampled point and second sampled point as first nodal point, second sampled point and
The line midpoint of 3rd sampled point is the second central point, using the first center as starting point, and second sampled point is control point, second
Central point is terminal, and being based on Bezier fitting according to starting point, control point and terminal obtains first nodal point to the second center
Curve between point；
B) take the line midpoint of the 3rd sampled point and the 4th sampled point as the 3rd central point, using the second central point as
Starting point, the 3rd sampled point is control point, and the 3rd central point is terminal, and it is bent to be based on Bezier according to starting point, control point and terminal
Line fitting obtains the second central point to the curve between the 3rd central point；
C) the like, the curve between adjacent center point is obtained, in the N-2 central point of acquisition is individual to N-1
Curve between heart point, wherein n-th sampled point are last sampled point；
D) set the vigour of style in writing information of each central point by two ends sampled point vigour of style in writing information average, adopted based on first
The vigour of style in writing information of sampling point, each central point and n-th sampled point, by first line between sampled point and first nodal point,
Bezier and the line between N-1 central point and n-th sampled point between each adjacent center point are connected
The person's handwriting containing vigour of style in writing information come just to be fitted.
Specifically, the standard letter that various font formats are included in processing module 12 is selected for user.When user's selection
During a certain standard letter in a certain font format, display module 13 shows that the standard letter passes through dot matrix smart pen for user
Write and copy on the medium for be provided with dot matrix.Processing module 12 obtains the person's handwriting for including vigour of style in writing information write, and root
The acquired person's handwriting for including vigour of style in writing information is evaluated according to the standard letter.Wherein, the evaluation criterion bag used
Include one or more combinations in font architecture, size, vigour of style in writing reduction ratio, order of strokes.
Preferably, different evaluation standard has different weights.For example, font architecture, size, vigour of style in writing reduction ratio
Example, the weight of order of strokes are respectively 40 points, 20 points, 20 points and 20 points.
Preferably for each person's handwriting for including vigour of style in writing information, processing module 12 uses the value of each evaluation criterion
The sum of products of corresponding weight as the person's handwriting score value.
In one embodiment of the invention, processing module 12 is additionally operable to be based on standard letter, includes pen for acquired
The person's handwriting of cutting edge of a knife or a sword information is provided writing in the form of voice, video and/or word and instructed.Wherein, the writing is instructed to include stroke mistake
Analysis, font architecture guidance etc. by mistake.
In one embodiment of the invention, processing module 12 is additionally operable to the acquired person's handwriting for including vigour of style in writing information and right
The standard letter answered is through sharing to third-party platform, so that the process of practising handwriting is filled with game, social, in a short time soon
Speed is propagated, and learning efficiency and achievement are significantly improved.In the present invention, third-party platform includes one kind in microblogging, wechat, QQ etc.
Or multiple combinations.
In one embodiment of the invention, the writing that processing module 12 is additionally operable to invite good friend to carry out the standard letter is chosen
War, and obtain evaluation ranking.For example, for same standard letter, imitation writing is carried out by multiple users.Processing module 12 is provided
Corresponding score value, then the score value based on each user carry out ranking.
Preferably, processing module 12 can be arranged on intelligence as an application (APP) and practise handwriting in terminal.
Display module 13 is used to show standard letter under the control of processing module 12, and display includes vigour of style in writing information
Person's handwriting.
Wherein, the display operation of display module 13 is synchronous with the writing operation of dot matrix smart pen, therefore is contributed in real time
Understand writing process.
Preferably, as shown in figure 3, the person's handwriting of practising handwriting of the present invention shows that system also includes memory module 14, with processing module
12 are connected, for storing handwriting information and vigour of style in writing information, in order to user's playback, edit handwriting information and/or vigour of style in writing information, from
And be easy to summarize writing experience, improve level of practising handwriting.
As shown in figure 4, the intelligence of the present invention is practised handwriting, terminal 1 includes above-mentioned person's handwriting display system of practising handwriting.
It should be noted that intelligence involved in the present invention is practised handwriting terminal include being not limited to computer, smart mobile phone,
Intelligent television, tablet personal computer and PDA, and other have the terminal device of data processing function.Generally, intelligently practise handwriting terminal
Refer to independent operating system, the program of the third party service providers such as software, game offer can be voluntarily installed by user, lead to
The function of crossing the next continuous handheld device of this class method is expanded, it is possible to realize wireless network by mobile communication network
Such terminal equipment 1 of access.
In one embodiment of the invention, the synchronization that terminal of intelligently practising handwriting 1 completes person's handwriting and the vigour of style in writing by APP form shows
The operation such as show, play back, collecting.
As shown in figure 5, the present invention intelligence practise handwriting system including above-mentioned intelligence practise handwriting terminal 1, dot matrix smart pen 2 and
It is provided with the medium 3 of dot matrix.
As shown in fig. 6, dot matrix smart pen 2 includes camera 21, pressure sensor 22, microprocessor 23 and communication module
24；Camera 21 is used to obtain image information of the nib on dot matrix in real time；Pressure sensor 22 is adopted for obtaining each in real time
The pen point pressure information of sampling point；Microprocessor 23 is respectively connected with camera 21, pressure sensor 22 and communication module 24, is used for
According to the person's handwriting coordinate information of each sampled point of described image acquisition of information, and by each sampled point state person's handwriting coordinate information and
Corresponding pen point pressure information is sent by communication module.
Preferably, pressure sensor 22 uses semiconductor pressure sensor.Pressure sensor is the most widely used one
Plant sensor.Traditional pressure sensor indicates pressure, but this based on the device of mechanical structure type with the deformation of flexible member
Kind physical dimension is big, quality weight, it is impossible to provide electricity output.With the development of semiconductor technology, semiconductor pressure sensor should
Transport and give birth to, it has the advantages that small volume, light weight, degree of accuracy height, good temp characteristic.In particular with the hair of MEMS technology
Exhibition, semiconductor transducer is towards miniaturization, and its small power consumption, reliability are high.
Preferably, communication module 24 be bluetooth module, WiFi module, Zigbee module, USB communication module in one kind or
Combination.It is further preferable that the person's handwriting coordinate information and pen point pressure information acquired in dot matrix smart pen can also be transmitted to high in the clouds,
So that subsequent treatment is used.
Dot matrix image is provided with medium 3, for being write for dot matrix smart pen 2 thereon, with according to the dot matrix
Positional information obtain the person's handwriting coordinate information of each sampled point.Preferably, medium can be paper, plastic plate, metallic plate
In one or more combinations.In actual use, generally using the paper of one layer of dot pattern of printing, so as to meet people day
Normal writing style, lifts Consumer's Experience.
In summary, of the invention practise handwriting handwriting display method and system, intelligent terminal and the intelligent system energy of practising handwriting of practising handwriting
Enough contents for inputting dot matrix digital pen are shown in real time in terminal of intelligently practising handwriting, and can highly be reduced with vigour of style in writing letter
The person's handwriting of breath；By the way that the person's handwriting with vigour of style in writing information and copybook for practising calligraphy are compared, realize the classification of writing level is judged with
And analysis and suggestion；The validity and interest practised handwriting are improved, Consumer's Experience is good.So, the present invention effectively overcomes existing
Various shortcoming in technology and have high industrial utilization.
The above-described embodiments merely illustrate the principles and effects of the present invention, not for the limitation present invention.It is any ripe
Know the personage of this technology all can carry out modifications and changes under the spirit and scope without prejudice to the present invention to above-described embodiment.Cause
This, those of ordinary skill in the art is complete without departing from disclosed spirit and institute under technological thought such as
Into all equivalent modifications or change, should by the present invention claim be covered.
Claims (10)
- The handwriting display method 1. one kind is practised handwriting, it is characterised in that：Comprise the following steps：Receive the person's handwriting coordinate information and pen point pressure information for each sampled point that dot matrix smart pen is sent in real time；The dot matrix Smart pen is used to write the standard letter shown on display module on the medium for be provided with dot matrix, and sends each during writing in real time The person's handwriting coordinate information and pen point pressure information of individual sampled point；According to the pen point pressure acquisition of information vigour of style in writing information received, believed according to the person's handwriting coordinate information and the vigour of style in writing of each sampled point Breath fitting, which is obtained, includes the person's handwriting of vigour of style in writing information, and according to the standard letter to the acquired vigour of style in writing information that includes Person's handwriting is evaluated；Show that the standard letter, and display include the person's handwriting of vigour of style in writing information.
- 2. handwriting display method according to claim 1 of practising handwriting, it is characterised in that：The vigour of style in writing information includes the color of the vigour of style in writing Rank information；Color range is divided into predetermined quantity gradient, the pen point pressure value of each gradient correspondence preset range；According to sampled point Pen point pressure information, obtains corresponding color range gradient；Set vigour of style in writing original width value and pen point pressure grade quantity；According to vigour of style in writing width=vigour of style in writing original width value+nib pressure Force value/pen point pressure grade quantity, calculates the vigour of style in writing width of sampled point.
- 3. handwriting display method according to claim 1 of practising handwriting, it is characterised in that：According to the person's handwriting coordinate of each sampled point The person's handwriting that information and the fitting acquisition of vigour of style in writing information include vigour of style in writing information comprises the following steps：The line midpoint of first sampled point and second sampled point is taken as first nodal point, second sampled point and the 3rd The line midpoint of sampled point is the second central point, using the first center as starting point, and second sampled point is control point, the second central point For terminal, Bezier fitting is based on according to starting point, control point and terminal and obtains first nodal point between the second central point Curve；The line midpoint of the 3rd sampled point and the 4th sampled point is taken as the 3rd central point, using the second central point as starting point, 3rd sampled point is control point, and the 3rd central point is terminal, is fitted according to starting point, control point and terminal based on Bezier The second central point is obtained to the curve between the 3rd central point；The like, obtain the curve between adjacent center point, until obtain the N-2 central point to the N-1 central point it Between curve, wherein n-th sampled point be last sampled point；Set the vigour of style in writing information of each central point by two ends sampled point vigour of style in writing information average, based on first sampled point, The vigour of style in writing information of each central point and n-th sampled point, by first line between sampled point and first nodal point, each phase Bezier and the line between N-1 central point and n-th sampled point between adjacent central point, which are connected, is just The person's handwriting containing vigour of style in writing information being fitted.
- 4. one kind is practised handwriting, person's handwriting shows system, it is characterised in that：Including communication module, processing module and display module；The communication module is used for the person's handwriting coordinate information and nib for receiving each sampled point that dot matrix smart pen is sent in real time Pressure information；The dot matrix smart pen is used to write the standard word shown on the display module on the medium for be provided with dot matrix Body, and the person's handwriting coordinate information and pen point pressure information of each sampled point when writing are sent in real time；The processing module is used for according to the pen point pressure acquisition of information vigour of style in writing information received, according to the person's handwriting of each sampled point Coordinate information and the fitting of vigour of style in writing information obtain the person's handwriting for including vigour of style in writing information, and according to the standard letter to acquired The person's handwriting for including vigour of style in writing information is evaluated；The display module is used to show the standard letter under the control of the processing module, and display includes the vigour of style in writing The person's handwriting of information.
- 5. person's handwriting according to claim 4 of practising handwriting shows system, it is characterised in that：The vigour of style in writing information includes the color of the vigour of style in writing Rank information；Color range is divided into predetermined quantity gradient, the pen point pressure value of each gradient correspondence preset range by the processing module； According to the pen point pressure information of sampled point, corresponding color range gradient is obtained；The processing module setting vigour of style in writing original width value and pen point pressure grade quantity；It is initially wide according to vigour of style in writing width=vigour of style in writing Angle value+pen point pressure value/pen point pressure grade quantity, calculates the vigour of style in writing width of sampled point.
- 6. person's handwriting according to claim 4 of practising handwriting shows system, it is characterised in that：The processing module is sampled according to each The person's handwriting that person's handwriting coordinate information and the vigour of style in writing information fitting acquisition of point include vigour of style in writing information comprises the following steps：The line midpoint of first sampled point and second sampled point is taken as first nodal point, second sampled point and the 3rd The line midpoint of sampled point is the second central point, using the first center as starting point, and second sampled point is control point, the second central point For terminal, Bezier fitting is based on according to starting point, control point and terminal and obtains first nodal point between the second central point Curve；The line midpoint of the 3rd sampled point and the 4th sampled point is taken as the 3rd central point, using the second central point as starting point, 3rd sampled point is control point, and the 3rd central point is terminal, is fitted according to starting point, control point and terminal based on Bezier The second central point is obtained to the curve between the 3rd central point；The like, obtain the curve between adjacent center point, until obtain the N-2 central point to the N-1 central point it Between curve, wherein n-th sampled point be last sampled point；Set the vigour of style in writing information of each central point by two ends sampled point vigour of style in writing information average, based on first sampled point, The vigour of style in writing information of each central point and n-th sampled point, by first line between sampled point and first nodal point, each phase Bezier and the line between N-1 central point and n-th sampled point between adjacent central point, which are connected, is just The person's handwriting containing vigour of style in writing information being fitted.
- The terminal 7. a kind of intelligence is practised handwriting, it is characterised in that：System is shown including the person's handwriting of practising handwriting described in one of claim 4-6.
- The system 8. a kind of intelligence is practised handwriting, it is characterised in that：Including the intelligence that claim 7 is stated practise handwriting terminal, dot matrix smart pen with And it is provided with the medium of dot matrix.
- The system 9. intelligence according to claim 8 is practised handwriting, it is characterised in that：The dot matrix smart pen includes camera, pressure Force snesor, microprocessor and communication module, the camera are used to obtain image information of the nib on the dot matrix in real time； The pressure sensor is used for the pen point pressure information for obtaining each sampled point in real time；The processor is used for according to described image The person's handwriting coordinate information of each sampled point of acquisition of information, and by the person's handwriting coordinate information and corresponding pen point pressure of each sampled point Information is sent by the communication module.
- The system 10. intelligence according to claim 8 is practised handwriting, it is characterised in that：The medium is paper, plastic plate, metal One or more combinations in plate.
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|---|---|---|---|
| CN201710499171.7A CN107240330A (en) | 2017-06-27 | 2017-06-27 | System that handwriting display method and system, the intelligence of practising handwriting practise handwriting terminal and intelligence is practised handwriting |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710499171.7A CN107240330A (en) | 2017-06-27 | 2017-06-27 | System that handwriting display method and system, the intelligence of practising handwriting practise handwriting terminal and intelligence is practised handwriting |
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| CN107240330A true CN107240330A (en) | 2017-10-10 |
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| CN112836542B (en) * | 2021-02-07 | 2023-09-26 | 深圳柔果信息科技有限公司 | Handwriting practicing method and system based on dot matrix codes and computer readable medium |
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| CN114253435A (en) * | 2021-12-17 | 2022-03-29 | 安徽淘云科技股份有限公司 | Handwriting display method and device, electronic equipment and storage medium |
| CN116483243A (en) * | 2023-03-08 | 2023-07-25 | 江苏乐易智慧科技有限公司 | Intelligent handwriting practicing system based on electronic induction pen and dot matrix paper |
| CN116483243B (en) * | 2023-03-08 | 2024-06-04 | 江苏乐易智慧科技有限公司 | Intelligent handwriting practicing system based on electronic induction pen and dot matrix paper |
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