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WO2019056189A1 - Procédé et dispositif d'interaction d'écriture, dispositif électronique et support de stockage lisible par ordinateur - Google Patents

Procédé et dispositif d'interaction d'écriture, dispositif électronique et support de stockage lisible par ordinateur Download PDF

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Publication number
WO2019056189A1
WO2019056189A1 PCT/CN2017/102334 CN2017102334W WO2019056189A1 WO 2019056189 A1 WO2019056189 A1 WO 2019056189A1 CN 2017102334 W CN2017102334 W CN 2017102334W WO 2019056189 A1 WO2019056189 A1 WO 2019056189A1
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WO
WIPO (PCT)
Prior art keywords
current
trajectory
writing
touch screen
character
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2017/102334
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English (en)
Chinese (zh)
Inventor
李金鑫
付洋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Royole Technologies Co Ltd
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Shenzhen Royole Technologies Co Ltd
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Publication date
Application filed by Shenzhen Royole Technologies Co Ltd filed Critical Shenzhen Royole Technologies Co Ltd
Priority to CN201780092160.5A priority Critical patent/CN110753904A/zh
Priority to PCT/CN2017/102334 priority patent/WO2019056189A1/fr
Publication of WO2019056189A1 publication Critical patent/WO2019056189A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
    • G06F3/0487—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
    • G06F3/0488—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures

Definitions

  • the present invention relates to an electronic device, and more particularly to a writing interaction method and apparatus, an electronic device, and a computer readable storage medium.
  • the present invention provides a writing interaction method and apparatus, an electronic device, and a computer readable storage medium.
  • the writing interaction method of the embodiment of the present invention is used for an electronic device.
  • the electronic device includes a touch screen and a memory that stores a current trajectory of a written stroke representing a character.
  • the writing interaction method includes the following steps:
  • the writing interaction device of the embodiment of the present invention is used for an electronic device.
  • the electronic device includes a touch screen and a memory that stores a current trajectory of a written stroke representing a character.
  • the writing interaction device includes a first reading module, a display control module, a second reading module, and a computing module.
  • the first reading module is configured to read the current track.
  • the display control module is configured to control the touch screen to display the current trajectory.
  • the second reading module is configured to read a current touch track detected by the touch screen.
  • the calculation module is configured to calculate a deviation degree value of the current touch trajectory from the current trajectory, and is further configured to calculate a copy score of the character according to the deviation degree value.
  • An electronic device includes a touch screen, a memory, and the above-described writing interaction device.
  • the memory stores a current trajectory representing a written stroke of a character.
  • An electronic device of an embodiment of the present invention includes a touch screen, a processor, and a memory.
  • a memory storing a current trajectory representing a written stroke of a character, and a computer program executable on the processor. The steps in the above-described writing interaction method are implemented when the computer program is executed by the processor.
  • a computer readable storage medium in accordance with an embodiment of the present invention, the computer readable storage medium storing one or more programs executable by a processor.
  • the above-described writing interaction method is implemented when the one or more programs are executed by the processor The steps in .
  • the writing interaction method, the writing interaction device, the electronic device and the computer readable storage medium of the embodiments of the present invention can score the writing while guiding the writing, and ensure the practicality while improving the interactive fun, thereby helping the user to improve the correct writing ability.
  • FIG. 1 is a schematic flow chart of a writing interaction method according to some embodiments of the present invention.
  • FIG. 2 is a schematic diagram of an electronic device according to some embodiments of the present invention.
  • step S14 is a detailed schematic diagram of a sub-flow of step S14 shown in FIG. 1 in an embodiment
  • FIG. 4 is a schematic flow chart of a writing interaction method according to another embodiment of the present invention.
  • FIG. 5 is a detailed schematic diagram of a sub-flow of step S17 shown in FIG. 4 according to an embodiment of the present invention.
  • FIG. 6 is a detailed schematic diagram of a sub-flow of step S18 shown in FIG. 4 according to an embodiment of the present invention.
  • FIG. 7 is a schematic diagram of coordinates of feature points of a writing interaction method according to some embodiments of the present invention.
  • FIG. 8 is a schematic flow chart of a writing interaction method according to another embodiment of the present invention.
  • Figure 9 is a detailed schematic diagram of a subroutine of the icon S1a shown in Figure 4 in an embodiment of the present invention.
  • the electronic device 100 the writing interaction device 10, the timing module 11, the first reading module 12, the display control module 14, the second reading module 16, the calculation module 18, the touch screen 20, the memory 30, and the processor 40.
  • Existing vectors for writing interactive methods include copybooks, electronic black/whiteboards, writing guide pens, cell phones, and tablets. The user performs a copy according to the pen displayed by the dotted line. Most users can only visually judge whether there is any deviation in writing when they are in Linyi. Some electronic devices can alert the user to serious writing errors, and the user is still unable to quickly determine the normative value of writing. Linyi needs to be carried out for a long time. There is no effective copying feedback and lack of interactive links in the process of copying, and users are prone to boring feelings, thus reducing user interest.
  • the writing interaction method of the embodiment of the present invention can be implemented by the writing interaction device 10 of the embodiment of the present invention, and can be used in the electronic device 100 and the computer readable storage medium of the embodiments of the present invention.
  • the electronic device 100 of the present invention may include the writing interaction device 10.
  • the electronic device 100 may further include a touch screen 20 and a memory 30.
  • the memory 30 stores the current trajectory of the written stroke representing the character.
  • the writing interaction method includes the following steps:
  • S1a Calculating the copy score of the character according to the deviation degree value.
  • the writing interaction device 10 of the embodiment of the present invention includes a first reading module 12, a display control module 14, a second reading module 16, and a computing module 18.
  • the first reading module 12 sequentially reads a plurality of tracks.
  • the display control module 14 controls the touch screen 20 to display the current trajectory.
  • the second reading module 14 reads the current touch trajectory detected by the touch screen 20.
  • the calculation module 18 is configured to calculate a deviation degree value of the current touch trajectory from the current trajectory, and calculate a copy score of the character according to the deviation degree value.
  • step S12 can be implemented by the first reading module 12.
  • Step S14 can be implemented by display control module 14.
  • Step S16 can be implemented by the second reading module 16.
  • Step S18 and step S1a may be implemented by the calculation module 18.
  • the electronic device 100 of the embodiment of the present invention may further include a processor 40.
  • the memory 30 stores a current trajectory representing a written stroke of a character, and a computer program executable on the processor 40.
  • the first reading module 12, the display control module 14, the second reading module 16, and the computing module 18 may be one or more programs stored in the memory 30.
  • the computer program is executed by the processor 40 to implement the steps of the above-described writing interaction detecting method.
  • a computer readable storage medium in accordance with an embodiment of the present invention stores one or more programs executable by processor 40.
  • the one or more programs are executed by processor 40 to implement the steps in the above-described writing interaction method.
  • the writing interaction method, the writing interaction device 10, the electronic device 100 and the computer readable storage medium of the embodiments of the present invention can score the writing while guiding the writing, thereby ensuring the practicality and improving the interactive fun, thereby helping the user to improve the correct writing. ability.
  • the electronic device 100 can be a cell phone, a tablet, or a children's learning machine.
  • the written character stroke includes a plurality of time-series associated tracks, the track including the current track and the next track sequentially arranged.
  • the current trajectory may be a stroke that the user currently needs to write, and the next trajectory may be the next stroke in which the user's book is to be written in completing the current trajectory.
  • step S14 controls the step of displaying the current track by the touch screen. It also includes the following steps:
  • S144 Control the touch screen to display the next track in a second color different from the first color.
  • the processor 40 controls the touch screen 20 to display the structure of the characters and the order of the strokes in time series.
  • the current track and the next track can be displayed in different colors, so that the user can quickly distinguish the current track from the next track.
  • the writing interaction method further includes the following steps after step S16:
  • step S17 specifically includes:
  • S172 Control the touch screen to display the current touch trajectory in a third color different from the current trajectory.
  • the current touch track refers to the writing trace of the user on the touch screen 20. During the process of copying, the current touch track will coincide with the current track.
  • the processor 40 controls the touch screen 20 to display the current touch trajectory with a third color that is different from the first color identifying the current trajectory and the second color identifying the next trajectory. In order to allow users to visually observe their own writing traces.
  • the colors of the three track displays can be referred to the following example.
  • the first, second, and third colors differ only in the depth of the color.
  • the color depth of the second color is set to be smaller than the color depth of the first color
  • the color depth of the first color is set to be smaller than the color depth of the third color.
  • the first, second, and third colors are three different colors.
  • the second color is gray
  • the first color is yellow
  • the third color is black.
  • the current track includes a plurality of feature points
  • step S18 specifically includes:
  • Step S182 can be implemented by the second reading module 16, which can be implemented by the computing module 18.
  • the current trajectory contains an infinite number of discrete points, and the calculation of the innumerable degree of deviation value increases the calculation amount of the processor 40 and affects the output time of the Linyi score.
  • characters consist of basic strokes. From a microscopic point of view, the basic strokes consist of points, so the basic strokes include at least two points, the start point and the end point, and some strokes also include turning points.
  • the writing interaction device 10 can extract the coordinates of the feature points of the stroke, such as the starting point coordinates, the turning point coordinates, and the ending point coordinates.
  • the feature point coordinates are used to replace all the coordinates of the current trajectory, and the number of times the current touch trajectory overlaps with the coordinates of the plurality of feature points is calculated, which can effectively reduce the calculation amount of the deviation degree value and accelerate the output speed of the Linyi score.
  • the deviation degree value is used to indicate the deviation of the current touch trajectory from the current trajectory.
  • the degree of deviation is inversely related to the value of the norm. The larger the deviation degree value, the smaller the degree of coincidence between the current touch trajectory and the current trajectory, and the smaller the standardization value. The smaller the deviation degree value, the greater the degree of coincidence of the current track of the current touch track, and the larger the degree of standardization.
  • the writing interaction method in the embodiment of the present invention is pre-set Deviation degree value.
  • the first stroke of the word “Yong” is “dot”.
  • “Point” refers to the current trajectory in this embodiment.
  • the current trajectory contains three feature points whose coordinates are (X 5 , Y 5 ), (X 6 , Y 6 ) and (X 7 , Y 7 ), respectively.
  • the corresponding coordinates are (X 0 , Y 0 ), (X 1 , Y 1 ), (X 2 , Y 2 ), (X 3 , Y 3 ), (X 4 , Y 4 ), (X 6 , Y 6 ), (X 7 , Y 7 ), (X 8 , Y 8 ), (X 9 , Y 9 ), (X 10 , Y 10 ).
  • the calculation module 18 has a fast processing speed for simple addition, subtraction, multiplication, and division, and can quickly calculate the deviation degree value of each stroke of "Yong". Therefore, using the feature coordinates to replace all the coordinates of the current coordinate trajectory can effectively reduce the calculation of the deviation degree value and speed up the output speed of the Linyi score.
  • the writing interaction method may further include controlling the prompt writing type after obtaining the deviation degree value of the current touch trajectory from the current trajectory.
  • the deviation threshold is set, that is, the degree of ideal deviation of the current touch trajectory from the current trajectory. Taking the deviation threshold value equal to 0.2 as an example, the degree of deviation of the first stroke "point" of the above “Yong” word is combined. The degree of deviation of the above “point” is 1/3. 1/3 is greater than 0.2, indicating that the current touch trajectory is more deviated from the current trajectory.
  • the processor 40 controls to prompt the user that the current touch trajectory is an erroneous writing.
  • the manner of prompting may include displaying an "error" prompt on the touch screen 20, or issuing an "error” voice prompt using the sounder.
  • the processor 40 controls to prompt the user to write as the correct writing.
  • the manner of prompting may include displaying a "correct” prompt on the touch screen 20, or making a “correct” voice prompt using the sounder.
  • the touch screen 20 is used to detect a touch trajectory.
  • the touch track includes a current touch track and a next touch track.
  • the writing interaction method further includes the following steps before the step S1a:
  • step S19 Determine whether the character is written. In some embodiments, if yes, step S1a is performed; if not, step S18 is returned.
  • step S19 is to determine whether the character is written according to the writing time of the character.
  • the writing interaction method is preset with the writing time of each character.
  • the preset writing time and word The degree of difficulty in writing is related. For example, a hard-to-write character preset writing time is longer than a preset writing time of an easily writable character.
  • the actual writing time of the character is greater than the preset writing time, it is determined that the character has completed writing.
  • the actual writing time of the character is less than the preset writing time, it is determined that the character has not completed writing.
  • the default writing time starts from loading the entire character.
  • the writing device 100 can display a countdown of the writing time on the touch screen 20. The countdown reminds the user that they need to learn to write within the specified time, which can improve the concentration of the user.
  • the remaining time may cause the touch screen 20 to replay the entire writing process to allow the user to deepen the memory of the character.
  • a prompt box may also be displayed on the touch screen 20 to prompt the user to select the next step. The content of the prompt box can be: writing the next character; or rewriting the current character or exiting writing.
  • a prompt box prompt may appear on the touch screen 20 to allow the user to select the next step.
  • the content of the prompt box can be: stop the current writing and retain the current writing track; or rewrite the current character.
  • the processor 40 automatically jumps to refresh the current character after a period of time.
  • the actual writing time of the user can also be displayed on the touch screen 20.
  • the actual writing time of the user starts with reading the complete character, and is the end time after the user selects one of the operations of the above operation. In this way, the user can intuitively compare his writing time to the writing time set by the writing interactive device 10.
  • step S1a specifically includes the following steps:
  • S1a2 Calculate an average of the deviation degree values to obtain a corresponding copy score.
  • one word corresponds to a plurality of tracks
  • the plurality of tracks correspond to a plurality of deviation degree values.
  • the Linyi score indicates the degree of specification of the entire word and is related to multiple degrees of deviation.
  • the calculation module 18 passes the calculated plurality of deviation degree values to the processor 40.
  • Step S1a2 calculates an average of the deviation degree values to obtain a copy score indicating that the processor 40 operates on the plurality of deviation degree values.
  • the character "Yong" is used as an example.
  • "Yong" includes 5 writing strokes, corresponding to 5 deviation degree values, which are sequentially A1, A2, A3, A4, and A5. Assuming that the size of the Linyi score is P, then
  • step S1a2 the following steps are further included:
  • S1a6 Control displays the copy score, the written grade level, and/or the written rating.
  • S1a4 may be implemented by processor 40, which may be controlled by processor 40 to display a touch screen 20 to display a rating, a written grade, and/or a written rating.
  • Linyi scores can be graded according to the score range. Writing grades include excellent, good, medium, pass and fail.
  • the prompts include the Linyi score, the written grade level corresponding to the Linyi score, and the corresponding written evaluation.
  • the manner of prompting includes the appearance of a score box on the touch screen 20. In some embodiments, it is also possible to use the sounder to issue a speech prompt. Further, when it is recognized that the Linyi score value is large, the processor 40 can also control the touch screen 20 to display the language of the reward and/or control the sounder to play the light music. When it is recognized that the Linyi score value is small, the processor 40 can control the touch screen 20 to display the encouraged language and/or control the sounder to play the encouraged music.
  • the following is an embodiment of the writing interaction device 10 provided by the embodiment of the present invention.
  • the embodiment of the writing interaction device 10 is the same as the above-described writing interaction method embodiment.
  • the writing interaction device 10 provided in the embodiment of the present invention includes a first reading module 12, a display control module 14, a second reading module 16, and a computing module 18.
  • the writing interaction device 10 can be implemented using hardware and/or software.
  • the first reading module 12 is configured to sequentially read a plurality of tracks.
  • the first reading module 12 sequentially reads the current trajectory of the written stroke representing the character stored on the memory 30.
  • the content read includes the structure and order of the current track.
  • the read content also includes reading the coordinates of the feature points of the current track.
  • the display control module 14 is for controlling the touch screen 20 to display the current track.
  • the display control module 14 is for controlling the touch screen 20 to display the current track in a first color, the next track in a second color, and the current touch track in a third color.
  • the first color, the second color, and the third color are different.
  • the first color is deeper than the second color and the third color is deeper than the third color.
  • the second reading module 16 is configured to read parameters of the current touch trajectory detected on the touch screen 20.
  • the parameters of the current touch track read include, but are not limited to, direction, length, and duration of the touch operation.
  • the duration of the touch operation is the actual writing time of one character.
  • the current touch track direction and length may be represented by coordinates.
  • the second reading module 16 can also read the magnitude of the pressure of the current touch trajectory.
  • the second reading module 16 can be a pressure sensor.
  • the magnitude of the pressure of the current touch track can be displayed on the touch screen 20 as the thickness of the current touch track.
  • the writing interaction device 10 also includes a timing module 11.
  • the second reading module 16 communicates one or more parameters (eg, actual writing time) of the detected touch trajectory to the timing module 11.
  • the timing module 11 is for determining whether the user completes writing of the entire character within the writing time. When the timing module 11 determines that the actual writing time is greater than the preset writing time, it is determined that the character has been written. At this time, the calculation module 18 calculates the copy score of the character according to the deviation degree value. When the timing module 11 determines that the actual writing time is less than the preset writing time, it is determined that the character has not completed writing. At this time, the calculation module 18 calculates a deviation degree value of the current touch trajectory from the current trajectory.
  • the functions of the touch screen 20 include a display function and a detection function.
  • the display function includes displaying the current trajectory and the current touch trajectory in different colors, and also includes displaying a copy score, a written grade level, and/or a writing evaluation.
  • the detecting function includes detecting a touch trajectory touched on the touch screen 20. Wherein, the touch track includes a current touch track and a next touch track. Touch screen 20 passes the detected parameters to processor 40.
  • the memory 30 is used to store the current trajectory of the written stroke representing the character.
  • the writing stroke includes a plurality of temporally associated tracks.
  • the trajectory includes the current trajectory and the next trajectory arranged in sequence.
  • the memory 30 is also used to store a plurality of deviation degree values and a copy score calculated by the calculation module 18.
  • the electronic device 100 of the embodiment of the present invention may further include a processor 40, and the first reading module 12, the display control module 14, the second reading module 16, and the computing module 18 may be one or more programs stored on the memory 30. And when executed on the processor 40, the processor 40 can be used to perform all of the steps in the writing interaction method provided in the embodiments of the present invention.
  • a computer readable storage medium in accordance with an embodiment of the present invention, the computer readable storage medium storing one or more programs executable by a processor. The steps in the above-described writing interaction method are implemented when the one or more programs are executed by the processor.
  • first and second are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Or implicitly indicate the number of technical features indicated. Thus, features defining “first” and “second” may include at least one of the features, either explicitly or implicitly. In the description of the present invention, the meaning of "a plurality" is at least two, such as two, three, etc., unless specifically defined otherwise.
  • portions of the invention may be implemented in hardware, software, firmware or a combination thereof.
  • multiple steps or methods may be implemented in software or firmware stored in a memory and executed by a suitable instruction execution system.
  • a suitable instruction execution system For example, if implemented in hardware, as in another embodiment, it can be implemented by any one or combination of the following techniques well known in the art: having logic gates for implementing logic functions on data signals. Discrete logic circuits, application specific integrated circuits with suitable combinational logic gates, programmable gate arrays (PGAs), field programmable gate arrays (FPGAs), etc.

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  • General Engineering & Computer Science (AREA)
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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • User Interface Of Digital Computer (AREA)

Abstract

L'invention concerne un procédé d'interaction d'écriture applicable à un dispositif interactif d'écriture de caractères chinois, un dispositif électronique et un support de stockage lisible par ordinateur. Le dispositif électronique comporte un écran tactile et une mémoire, la mémoire comprenant, stockées dans celle-ci, des trajectoires actuelles des traits constituant un caractère. Le procédé d'interaction d'écriture comporte les étapes consistant: S12: à lire les trajectoires actuelles; S14: à commander l'écran tactile de manière à afficher les trajectoires actuelles; S16: à lire des trajectoires tactiles actuelles telles que détectées par l'écran tactile; S18: à calculer une valeur d'écart entre les trajectoires tactiles actuelles et les trajectoires actuelles; et S1a: à calculer un score de tracé par rapport au caractère en fonction de la valeur d'écart. Le procédé d'interaction d'écriture, le dispositif d'interaction d'écriture, le dispositif électronique et le support de stockage lisible par ordinateur peuvent être utilisés pour noter et guider l'écriture de caractères, accroissant ainsi la satisfaction interactive tout en assurant une utilisation pratique de celle-ci, aidant ainsi un utilisateur à améliorer son aptitude à écrire correctement des caractères chinois.
PCT/CN2017/102334 2017-09-19 2017-09-19 Procédé et dispositif d'interaction d'écriture, dispositif électronique et support de stockage lisible par ordinateur Ceased WO2019056189A1 (fr)

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CN201780092160.5A CN110753904A (zh) 2017-09-19 2017-09-19 书写互动方法和装置、电子装置和计算机可读存储介质
PCT/CN2017/102334 WO2019056189A1 (fr) 2017-09-19 2017-09-19 Procédé et dispositif d'interaction d'écriture, dispositif électronique et support de stockage lisible par ordinateur

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CN105488544A (zh) * 2015-12-01 2016-04-13 广东小天才科技有限公司 一种描红临摹笔迹识别的方法及系统
CN106886401A (zh) * 2017-01-09 2017-06-23 广东小天才科技有限公司 一种书写练习方法及装置、用户终端

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CN111583753A (zh) * 2020-05-07 2020-08-25 天津洪恩完美未来教育科技有限公司 一种书写学习实现方法、装置、存储介质以及计算设备
CN114093220A (zh) * 2020-05-07 2022-02-25 天津洪恩完美未来教育科技有限公司 一种书写学习实现方法、装置、存储介质以及计算设备
CN114093220B (zh) * 2020-05-07 2024-08-09 天津洪恩完美未来教育科技有限公司 一种书写学习实现方法、装置、存储介质以及计算设备

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