CN113436487A - Chinese reciting skill training method and system based on virtual reality scene - Google Patents

Chinese reciting skill training method and system based on virtual reality scene Download PDF

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CN113436487A
CN113436487A CN202110775483.2A CN202110775483A CN113436487A CN 113436487 A CN113436487 A CN 113436487A CN 202110775483 A CN202110775483 A CN 202110775483A CN 113436487 A CN113436487 A CN 113436487A
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王鑫
许昭慧
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Shanghai Squirrel Classroom Artificial Intelligence Technology Co Ltd
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    • G09B7/02Electrically-operated teaching apparatus or devices working with questions and answers of the type wherein the student is expected to construct an answer to the question which is presented or wherein the machine gives an answer to the question presented by a student
    • G09B7/04Electrically-operated teaching apparatus or devices working with questions and answers of the type wherein the student is expected to construct an answer to the question which is presented or wherein the machine gives an answer to the question presented by a student characterised by modifying the teaching programme in response to a wrong answer, e.g. repeating the question, supplying a further explanation
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Abstract

The embodiment of the invention discloses a Chinese recitation skill training method and system based on a virtual reality scene, and belongs to the technical field of intelligent learning. The method comprises the following steps: acquiring first reciting information of the current student reciting the N preset Chinese articles in the virtual reality scene; according to the first reciting information, calculating the integrating degree between the current student and each preset Chinese article in the N preset Chinese articles to be recited; determining at least one preset Chinese article as a training article corresponding to the current student according to the degree of engagement, and providing the training article for the current student to recite training; collecting second reciting information of the current reciting training article of the student; and calculating the recitation score of the current student and displaying the recitation score to the current student according to the second recitation information. The invention can provide corresponding training articles and score the reciting results according to the reciting style of each student, and has high intelligent degree.

Description

Chinese reciting skill training method and system based on virtual reality scene
Technical Field
The invention belongs to the technical field of intelligent learning, and particularly relates to a Chinese reciting skill training method and system based on a virtual reality scene.
Background
The reciting is a language art, is the meaning of bright and clear sound, and is the meaning of very fluent pronunciation. The sound is big, can make our eardrum receive stronger stimulation, and the high concentration of vision in addition can leave dark impression in the brain, can also cultivate clear oral expression ability simultaneously. In order to better recite articles, recitation training is indispensable, the teaching aid can enable students to gradually master Chinese grammar rules, cultivate sensitive senses of speech, and enable vocal cords, pronunciations, tone of speech, intonation and the like to be comprehensively exercised.
The existing recitation training method mainly depends on repeated recitation of various articles by students, and through continuous recitation training, important speech sections, words, semantics and the like of the articles can be deeply understood, and the central idea of the articles can be expressed better. At present, there is part to recite training software, through gathering user's speech of reciting, carries out automatic comparison with user's speech of reciting and machine pronunciation, after reciting, can give the pronunciation position of this reading out of standardability of feedback to the user. However, each student has a unique reciting style, the existing reciting training software can only provide a large number of training articles, the selection of the articles needs to be determined by the user independently, the reciting style of the user cannot be determined, and the training articles suitable for the user cannot be recommended according to individual reciting style differences of the user.
Disclosure of Invention
In view of this, the embodiment of the present invention provides a virtual reality scene-based chinese recitation skill training method and system, which are used to solve the problem that the current recitation training software is not intelligent enough and cannot recommend a suitable training article for a user according to individual recitation style differences of the user. The invention can provide corresponding training articles according to the reciting style of each student, and is convenient for the students to perfect the reciting style; simultaneously can grade the student recitation in real time, be favorable to the student to promote the recitation level fast according to grading.
In a first aspect, an embodiment of the present invention provides a chinese recitation skill training method based on a virtual reality scenario, including the following steps:
acquiring first reciting information of the current student reciting the N preset Chinese articles in the virtual reality scene; wherein N is not more than the total number of the preset Chinese articles;
according to the first reciting information of the current student reciting the N preset Chinese articles, calculating the integrating degree between the current student and each preset Chinese article in the N preset Chinese articles to be recited;
determining at least one preset Chinese article as a training article corresponding to the current student according to the calculated fitting degree, and providing the training article for the current student to perform recitation training;
collecting second reciting information of the current reciting training article of the student;
calculating the current reciting score of the current student according to the second reciting information;
and displaying the reading score to the current student.
In an optional embodiment, the first recited information comprises at least: currently, the student recites the pitch, duration and speed information of each character of the preset Chinese article;
calculating the integrating degree between the current student and each preset Chinese article in the N preset Chinese articles read according to the first reading information of the N preset Chinese articles read by the current student, and the method comprises the following steps:
calculating the engagement ratio between the current student and each of the N preset Chinese articles recited according to the following first formula:
Figure BDA0003154626590000021
in the first formula, QtFor the current student's engagement with a preset Chinese article uniquely identified as t of the N preset Chinese articles recited,
Figure BDA0003154626590000022
standard Pitch, duration, speed of speech, G, for the k position of a preset Chinese article with the unique identifier t representing the current student recitingk、Ck、SkThe pitch, the duration and the speed of speech of a preset Chinese article K position with the unique identifier of t for the current student reciting are represented, e is a natural constant, csch () is a hyperbolic cosecant function, ln is a logarithm taking e as a base, j is a speed of speech adjusting coefficient, and K is 1,2,3, … and K.
In an optional embodiment, the second recited information comprises at least: the current student is to this training article's of reciting whole pitch, duration of voice, speech rate information.
According to the second recitation information, the present recitation score of the current student is calculated, and the method comprises the following steps:
calculating the reciting score of the current student according to the following second formula:
Figure BDA0003154626590000031
in the second formula, FmScoring the present recitation of the training article uniquely identified by m for the current student,
Figure BDA0003154626590000032
standard recitation pitch, duration, pace, G representing a training article uniquely identified by mm、Cm、SmAnd the average pitch, duration and speed of the training article with the unique identifier of m are expressed by the current student reading.
In an optional embodiment, before the obtaining the first reciting information that the current student recites the N preset chinese articles in the virtual reality scene, further comprising:
sequentially numbering all preset Chinese articles from 1;
and taking the number of each preset Chinese article as the unique identifier of the preset Chinese article.
In an optional embodiment, the determining, according to the calculated engagement degree, at least one preset chinese article as a training article corresponding to the current student includes:
calculating the label coefficients of the N preset Chinese articles by adopting a third formula according to the calculated N integrating degrees;
calculating label values of the N preset Chinese articles by adopting a fourth formula according to the calculated N fitting degrees and the label coefficients of the corresponding preset Chinese articles;
screening out the maximum preset number of label values from the label values of the N preset Chinese articles, and taking the preset Chinese articles corresponding to the screened label values as training articles; the preset number is at least 1;
wherein the third formula is:
Figure BDA0003154626590000033
in the third formula, JtThe current student determines the label coefficient of a preset Chinese article with the unique identifier t;
the fourth formula is:
Figure BDA0003154626590000034
in the fourth formula, MtFor a tag value of a predetermined Chinese article uniquely identified by t, BtThe method comprises the steps of presetting style labels of a Chinese article with a preset unique identifier T, wherein T is the total number of the Chinese articles; t is 1,2,3, …, T.
In an optional embodiment, the value of the preset number is 3.
In a second aspect, an embodiment of the present invention provides a chinese recitation skill training system based on a virtual reality scenario, including:
the system comprises a first acquisition module, a second acquisition module and a third acquisition module, wherein the first acquisition module is used for acquiring first recitation information of the N preset Chinese articles recited by the current student in a virtual reality scene; wherein N is not more than the total number of the preset Chinese articles;
the conjunction degree calculating module is used for calculating the conjunction degree between the current student and each preset Chinese article in the N preset Chinese articles read according to the first reading information of the N preset Chinese articles read by the current student;
the screening module is used for determining at least one preset Chinese article as a training article corresponding to the current student according to the calculated fitting degree, and providing the training article for the current student to perform recitation training;
the second acquisition module is used for acquiring second recitation information of the recitation training article of the current student;
the scoring module is used for calculating the current reciting score of the current student according to the second reciting information;
and the display module is used for displaying the reading score to the current student.
The invention provides a novel Chinese reciting skill training scheme based on a virtual reality scene, which comprises the steps of firstly calculating the integrating degree between a current student and a preset Chinese article according to the reciting information of the current student reciting the preset Chinese article, then providing the preset Chinese article with high integrating degree for the current student to carry out reciting training to obtain the reciting information in the training process of the student, and finally obtaining the reciting score of the student according to the reciting information to be displayed to the student. The invention can calculate the integrating degree of students and various articles according to the reciting data of each student, and recommends the article with the highest integrating degree as a training article, thereby improving the matching degree of reciting training materials of the students and the students, and scoring the reciting of the students in real time, and having high intelligent degree.
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In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a flow chart of a virtual reality scenario-based Chinese reciting skill training method provided by an embodiment of the present invention;
FIG. 2 is a flowchart of an implementation method of S103;
fig. 3 is a schematic structural diagram of a chinese recitation skill training system based on a virtual reality scenario according to an embodiment of the present invention.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
It should be understood that the described embodiments are only some embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Fig. 1 is a flowchart of a chinese recitation skill training method based on a virtual reality scenario according to an embodiment of the present invention. Referring to fig. 1, the method comprises the steps of:
s101: first reciting information of the current student reciting the N preset Chinese articles in the virtual reality scene is acquired.
Wherein N is not greater than the total number of the preset Chinese articles, the first reciting information at least comprises: currently, students recite preset pitch, duration and speed information of each character of a Chinese article.
In the embodiment, in the virtual reality scene, the voice information of the preset Chinese article in the reading part of the student is collected, so that the information of the time sequence structure, the rhythm characteristics, the pitch, the duration and the like in the reading process of the student can be conveniently analyzed and obtained, and the reading style of the current student can be conveniently determined through the information.
As an alternative embodiment, before step S101, the method further includes:
s1011: all the preset Chinese articles are numbered in sequence from 1.
In this embodiment, assuming that the number of all the preset chinese articles is 5, the preset chinese articles may be sequentially numbered to obtain number values of 1,2,3,4, and 5, respectively.
S1012: and taking the number of each preset Chinese article as the unique identifier of the preset Chinese article.
In this embodiment, it is assumed that the number values of the preset chinese chapters are 1,2,3,4, and 5, respectively, and each number value corresponds to a unique preset chinese article.
S102: and calculating the integrating degree between the current student and each preset Chinese article in the N preset Chinese articles read according to the first reading information of the current student reading the N preset Chinese articles.
Preferably, the degree of engagement between the current student and each of the N preset chinese articles recited is calculated according to the first formula:
Figure BDA0003154626590000061
in the first formula, QtFor the conformity of the current student to the preset Chinese article with the unique identifier of t in the N preset Chinese articles recited, when QtIf the combining degree of the reciting style of the current student and the preset Chinese article with the unique identifier of t in the N preset Chinese articles is higher than 0.8, otherwise, the combining degree of the reciting style of the current student and the preset Chinese article with the unique identifier of t in the N preset Chinese articles is not high;
Figure BDA0003154626590000062
standard Pitch, duration, speed of speech, G, for the k position of a preset Chinese article with the unique identifier t representing the current student recitingk、Ck、SkThe pitch, the duration and the speed of speech of a preset Chinese article K position with the unique identifier of t of the current student reciting are represented, e is a natural constant and takes a value of 2.72, csch () is a hyperbolic cosecant function, ln is a logarithm taking e as a base, j is a speed of speech regulating coefficient and takes a value of (0,1), and K is 1,2,3, … and K.
S103: and determining at least one preset Chinese article as a training article corresponding to the current student according to the calculated fitting degree, and providing the training article for the current student to perform recitation training.
As an alternative embodiment, as shown in fig. 2, the step S103 includes:
s201: and calculating the label coefficients of the N preset Chinese articles by adopting a second formula according to the calculated N integrating degrees.
Preferably, the second formula is:
Figure BDA0003154626590000063
in the second formula, JtAnd (4) the current student determines the label coefficient of the preset Chinese article with the unique identifier of t.
S202: and calculating the label values of the N preset Chinese articles by adopting a third formula according to the calculated N integrating degrees and the label coefficients of the corresponding preset Chinese articles.
Preferably, the third formula is:
Figure BDA0003154626590000071
in the third formula, MtFor a tag value of a predetermined Chinese article uniquely identified by t, BtThe method comprises the steps of presetting style labels of a Chinese article with a preset unique identifier T, wherein T is the total number of the Chinese articles; t1, 2, 3. Wherein when QtWhen the combination degree of the reciting style of the current student and the preset Chinese article with the unique identifier of t in the N preset Chinese articles is not higher than 0.8, calculating the rule J according to a third formulatWhen the value is 0, the label value of the preset Chinese article is also 0; when Q istWhen the number of the preset Chinese articles is more than 0.8, namely the combination degree of the reciting style of the current student and the integrating degree of the preset Chinese articles with the unique identifier of t in the N preset Chinese articles is better, the rule J is calculated according to a third formulatIf not, the preset Chinese article style label B with the unique identifier of t is acquiredtAnd then calculating the label value of the preset Chinese article with the unique identifier of t according to a third formula.
S203: and screening the maximum preset number of label values in the label values of the N preset Chinese articles, and taking the preset Chinese articles corresponding to the screened label values as training articles.
Wherein the preset number is at least 1.
In this embodiment, the maximum tag value may be obtained according to the following fourth formula:
M=large((M1,M2,M3,...,MN),P) (4)
in the fourth formula, M is the maximum P tag values among the tag values of the N preset chinese articles, large (P1, P2) is the maximum P2 values in the acquisition set P1, and the value of P may be 3.
S104: and collecting second reciting information of the current student reciting the training article.
In this embodiment, the second reciting information at least includes: the current student is to this training article's of reciting whole pitch, duration of voice, speech rate information.
S105: and calculating the current reciting score of the student according to the second reciting information.
Preferably, the present recitation score of the current student is calculated according to the fifth formula:
Figure BDA0003154626590000072
in the fifth formula, FmScoring the present recitation of the training article uniquely identified by m for the current student,
Figure BDA0003154626590000073
standard recitation pitch, duration, pace, G representing a training article uniquely identified by mm、Cm、SmAnd the average pitch, duration and speed of the training article with the unique identifier of m are expressed by the current student reading.
S106: and displaying the reading score to the current student.
In this embodiment, can feed back the student with abstract recitation quality through the mode of grading, be convenient for the student to have objective understanding and evaluation standard to self recitation level and state, can feed back the adjustment information of reciting the in-process in aspects such as pitch, duration of voice, speech rate simultaneously, be convenient for learn to promote self recitation level from whole and part, form the unique style of reciting of oneself simultaneously.
The virtual reality scene-based Chinese reciting skill training method provided by the embodiment includes the steps of firstly calculating the fitting degree between a current student and a preset Chinese article according to reciting information of the current student reciting the preset Chinese article, then providing the preset Chinese article with high fitting degree for the current student to carry out reciting training to obtain reciting information in the training process of the student, and finally obtaining reciting scores of the student according to the reciting information to display the reciting scores to the student. The invention can provide corresponding training articles according to the reciting style of each student, and is convenient for the students to perfect the reciting style; simultaneously can grade the student recitation in real time, be favorable to the student to promote the recitation level fast according to grading.
Corresponding to the virtual reality scenario-based chinese recitation skill training method provided in the embodiment of the present invention, the embodiment of the present invention further provides a virtual reality scenario-based chinese recitation skill training system, as shown in fig. 3, the system includes:
the system comprises a first acquisition module 1, a first reading module and a second acquisition module, wherein the first acquisition module is used for acquiring first reading information of N preset Chinese articles read by a current student in a virtual reality scene; wherein N is not more than the total number of the preset Chinese articles;
and the integrating degree calculating module 2 is used for calculating the integrating degree between the current student and each preset Chinese article in the N preset Chinese articles read according to the first reading information of the N preset Chinese articles read by the current student. Preferably, the engagement degree calculating module 2 is specifically configured to calculate an engagement degree between the current student and each of the N recited preset chinese articles according to the first formula.
And the screening module 3 is used for determining at least one preset Chinese article as a training article corresponding to the current student according to the calculated fitting degree, and providing the training article for the current student to perform recitation training. Preferably, the screening module 3 is specifically configured to calculate tag coefficients of the N preset chinese articles according to the second formula, calculate tag values of the N preset chinese articles according to the third formula, screen out a maximum preset number of tag values among the tag values of the N preset chinese articles according to the fourth formula, and use the preset chinese article corresponding to the screened tag value as a training article.
The second acquisition module 4 is used for acquiring second recitation information of the present recitation training article of the student;
and the scoring module 5 is used for calculating the current reciting score of the current student according to the second reciting information. Preferably, the scoring module is specifically configured to calculate the recitation score of the current student according to a fifth formula.
And the display module 6 is used for displaying the reading score to the current student.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations. The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (7)

1. The Chinese reciting skill training method based on the virtual reality scene is characterized by comprising the following steps of:
acquiring first reciting information of the current student reciting the N preset Chinese articles in the virtual reality scene; wherein N is not more than the total number of the preset Chinese articles;
according to the first reciting information of the current student reciting the N preset Chinese articles, calculating the integrating degree between the current student and each preset Chinese article in the N preset Chinese articles to be recited;
determining at least one preset Chinese article as a training article corresponding to the current student according to the calculated fitting degree, and providing the training article for the current student to perform recitation training;
collecting second reciting information of the current reciting training article of the student;
calculating the current reciting score of the current student according to the second reciting information;
and displaying the reading score to the current student.
2. The virtual reality scenario-based chinese recitation skill training method of claim 1, wherein said first recitation information comprises at least: currently, the student recites the pitch, duration and speed information of each character of the preset Chinese article;
calculating the integrating degree between the current student and each preset Chinese article in the N preset Chinese articles read according to the first reading information of the N preset Chinese articles read by the current student, and the method comprises the following steps:
calculating the engagement ratio between the current student and each of the N preset Chinese articles recited according to the following first formula:
Figure FDA0003154626580000011
in the first formula, QtFor the current student's engagement with a preset Chinese article uniquely identified as t of the N preset Chinese articles recited,
Figure FDA0003154626580000012
standard Pitch, duration, speed of speech, G, for the k position of a preset Chinese article with the unique identifier t representing the current student recitingk、Ck、SkThe pitch, the duration and the speed of speech of a preset Chinese article K position with the unique identifier of t for the current student reciting are represented, e is a natural constant, csch () is a hyperbolic cosecant function, ln is a logarithm taking e as a base, j is a speed of speech adjusting coefficient, and K is 1,2,3, … and K.
3. The virtual reality scenario-based chinese recitation skill training method of claim 2, wherein said second recitation information comprises at least: the current student is to this training article's of reciting whole pitch, duration of voice, speech rate information.
According to the second recitation information, the present recitation score of the current student is calculated, and the method comprises the following steps:
calculating the reciting score of the current student according to the following second formula:
Figure FDA0003154626580000021
in the second formula, FmScoring the present recitation of the training article uniquely identified by m for the current student,
Figure FDA0003154626580000022
standard recitation pitch, duration, pace, G representing a training article uniquely identified by mm、Cm、SmAnd the average pitch, duration and speed of the training article with the unique identifier of m are expressed by the current student reading.
4. The virtual reality scenario-based chinese reciting skill training method of claim 2 or 3, further comprising, prior to said obtaining the first reciting information for the current student to recite N preset chinese articles in the virtual reality scenario:
sequentially numbering all preset Chinese articles from 1;
and taking the number of each preset Chinese article as the unique identifier of the preset Chinese article.
5. The virtual reality scenario-based chinese reciting skill training method of claim 4, wherein said determining at least one predetermined chinese article as the training article corresponding to the current student based on the calculated engagement degree comprises:
calculating the label coefficients of the N preset Chinese articles by adopting a third formula according to the calculated N integrating degrees;
calculating label values of the N preset Chinese articles by adopting a fourth formula according to the calculated N fitting degrees and the label coefficients of the corresponding preset Chinese articles;
screening out the maximum preset number of label values from the label values of the N preset Chinese articles, and taking the preset Chinese articles corresponding to the screened label values as training articles; the preset number is at least 1;
wherein the third formula is:
Figure FDA0003154626580000023
in the third formula, JtThe current student determines the label coefficient of a preset Chinese article with the unique identifier t;
the fourth formula is:
Figure FDA0003154626580000031
in the fourth formula, MtFor a tag value of a predetermined Chinese article uniquely identified by t, BtThe method comprises the steps of presetting style labels of a Chinese article with a preset unique identifier T, wherein T is the total number of the Chinese articles; t is 1,2,3, …, T.
6. The virtual reality scenario-based chinese reciting skill training method of claim 5, wherein the predetermined number takes the value of 3.
7. Chinese recitation skill training system based on virtual reality scene, its characterized in that includes:
the system comprises a first acquisition module, a second acquisition module and a third acquisition module, wherein the first acquisition module is used for acquiring first recitation information of the N preset Chinese articles recited by the current student in a virtual reality scene; wherein N is not more than the total number of the preset Chinese articles;
the conjunction degree calculating module is used for calculating the conjunction degree between the current student and each preset Chinese article in the N preset Chinese articles read according to the first reading information of the N preset Chinese articles read by the current student;
the screening module is used for determining at least one preset Chinese article as a training article corresponding to the current student according to the calculated fitting degree, and providing the training article for the current student to perform recitation training;
the second acquisition module is used for acquiring second recitation information of the recitation training article of the current student;
the scoring module is used for calculating the current reciting score of the current student according to the second reciting information;
and the display module is used for displaying the reading score to the current student.
CN202110775483.2A 2021-07-08 2021-07-08 Chinese reciting skill training method and system based on virtual reality scene Pending CN113436487A (en)

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