CN105070118B - Pronunciation correcting method and device for language learning - Google Patents
Pronunciation correcting method and device for language learning Download PDFInfo
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Abstract
The invention discloses a method and a device for correcting pronunciation aiming at language learning, wherein the method comprises the following steps: outputting a preset standard pronunciation audio and a standard mouth shape image; acquiring the pronunciation and mouth shape of the user during follow-up reading, and outputting the pronunciation and mouth shape images of the user in real time; and comparing the user pronunciation with the standard pronunciation audio, comparing the user mouth shape image with the standard mouth shape image, evaluating the accuracy of the user pronunciation, and outputting an evaluation result. Through the technical scheme of the invention, the user can visually compare the difference between the self-speaking mouth shape and the standard mouth shape, so that the user can conveniently adjust the self-speaking mouth shape and evaluate the pronunciation accuracy of the user, and the effect of correcting the wrong pronunciation of the user is achieved.
Description
Technical field
The present invention relates to technical field of electronic products more particularly to a kind of methods to correct one's pronunciation for class of languages study
And device.
Background technique
The existing electronic product in market, such as learning machine have the function of correcting one's pronunciation for class of languages study, with auxiliary
It leads user and carries out study language.Existing product when carrying out user pronunciation practice, major way be by provide standard voice,
The pronunciation of user's reference standard carries out the mode with reading, however the problem error-correcting effect that user pronunciation is not allowed in this mode is limited,
To find out its cause, specifically including that 1, the shape of the mouth as one speaks of user pronunciation is not right, leads to cacoepy；2, audio tone is not right；3, it has been formed
The pronunciation mouth shape habit of oneself, even if with reading mistake of still pronouncing；4, Regional Accents have an impact user, such as part south
" ten ", "Yes", " four " are not allowed in Fang Renfa, and Hunan human hair is inaccurate " lake " etc..
Therefore, the pronunciation correction function of existing electronic product could be improved.
Summary of the invention
It is an object of the invention to propose a kind of method and device to correct one's pronunciation for class of languages study, can assist
User adjusts the pronunciation mouth shape and audio tone of oneself, achievees the effect that correct user's incorrect pronunciations.
To achieve this purpose, the present invention adopts the following technical scheme:
A method of for correcting one's pronunciation for class of languages study, including,
Export preset standard pronunciation audio and standard shape of the mouth as one speaks image；
User pronunciation and user's shape of the mouth as one speaks when obtaining with reading, and user pronunciation and user's shape of the mouth as one speaks image are exported in real time；
The user pronunciation and the standard pronunciation audio are compared, by user's shape of the mouth as one speaks image and standard shape of the mouth as one speaks image
It compares, assesses the accuracy of user pronunciation, export assessment result.
Wherein, the preset standard pronunciation audio of the output and standard shape of the mouth as one speaks image, including,
Preset standard pronunciation audio and standard shape of the mouth as one speaks image are exported, corresponding standard is obtained by the standard pronunciation audio
Pronounce waveform diagram, standard pronunciation waveform diagram described in synchronism output.
Wherein, described to obtain with the user pronunciation and user's shape of the mouth as one speaks when reading, and user pronunciation and user's shape of the mouth as one speaks are exported in real time
Image, including,
User pronunciation and user's shape of the mouth as one speaks when obtaining with reading, obtain corresponding user pronunciation waveform by the user pronunciation
Figure, when exporting user pronunciation and user's shape of the mouth as one speaks image by the user pronunciation waveform diagram synchronism output.
After user pronunciation and user's shape of the mouth as one speaks when the acquisition is with reading, further include,
Two display areas are generated in the display area of display screen, output shows the standard pronunciation in the first display area
Waveform diagram and standard shape of the mouth as one speaks image, in the second display area, output shows the user pronunciation waveform diagram and user's shape of the mouth as one speaks image.
Wherein, described to compare user pronunciation and the standard pronunciation audio, it specifically includes,
The user pronunciation waveform diagram is compared with the standard pronunciation waveform diagram with the unit of phoneme.
Wherein, the output assessment result, including,
Output identifies inaccuracy with the comparison diagram of the standard pronunciation waveform diagram of the unit of phoneme and user pronunciation waveform diagram
Phoneme part；
The corresponding shape of the mouth as one speaks, which is exported, according to assessment result corrects advisory information.
Wherein, described to obtain with the user pronunciation and user's shape of the mouth as one speaks when reading, it specifically includes,
User pronunciation when being obtained by microphone with reading, user's shape of the mouth as one speaks image when being obtained by camera with reading.
Another aspect of the present invention provides a kind of device to correct one's pronunciation for class of languages study, including,
Standard output module, for exporting preset standard pronunciation audio and standard shape of the mouth as one speaks image；
With read control module, user pronunciation and user's shape of the mouth as one speaks when for obtaining with reading, and in real time output user pronunciation and
User's shape of the mouth as one speaks image；
Evaluation module, for comparing the user pronunciation and the standard pronunciation audio, by user's shape of the mouth as one speaks image
With standard shape of the mouth as one speaks image comparison, the accuracy of user pronunciation is assessed, exports assessment result.
Wherein, the standard output module is also used to obtain corresponding standard pronunciation waveform by the standard pronunciation audio
Scheme, standard pronunciation waveform diagram described in synchronism output.
Wherein, described with read control module, it is also used to be obtained corresponding user pronunciation waveform diagram by the user pronunciation, it is defeated
Out user pronunciation and when user's shape of the mouth as one speaks image by the user pronunciation waveform diagram synchronism output.
It is described to be also used to generate two display areas in the display area of display screen with read control module, in the first display
Region output shows the standard pronunciation waveform diagram and standard shape of the mouth as one speaks image, and in the second display area, output shows user's hair
Sound waveform diagram and user's shape of the mouth as one speaks image.
Wherein, described to compare user pronunciation and the standard pronunciation audio, it specifically includes,
The user pronunciation waveform diagram is compared with the standard pronunciation waveform diagram with the unit of phoneme.
Wherein, the output assessment result, including,
Output identifies inaccuracy with the comparison diagram of the standard pronunciation waveform diagram of the unit of phoneme and user pronunciation waveform diagram
Phoneme part；
The corresponding shape of the mouth as one speaks, which is exported, according to assessment result corrects advisory information.
Wherein, described to obtain with the user pronunciation and user's shape of the mouth as one speaks when reading, it specifically includes,
User pronunciation when being obtained by microphone with reading, user's shape of the mouth as one speaks image when being obtained by camera with reading
The implementation of the embodiments of the present invention has the following beneficial effects:
The embodiment of the present invention is by exporting preset standard pronunciation audio and standard shape of the mouth as one speaks image；User when obtaining with reading
Pronunciation and user's shape of the mouth as one speaks, and user pronunciation and user's shape of the mouth as one speaks image are exported in real time, so that user can directly hear the hair of oneself
Sound sees the shape of the mouth as one speaks image of oneself in real time, the difference of oneself shape of the mouth as one speaks and the standard shape of the mouth as one speaks is intuitively contrasted convenient for user；By the use
Family pronunciation is compared with the standard pronunciation audio, by user's shape of the mouth as one speaks image and the image comparison of the standard shape of the mouth as one speaks, assesses user's hair
The accuracy of sound exports assessment result.Scheme through the invention, when user is with reading, not only from acoustically perceiving oneself pronunciation
It is whether accurate, can also intuitively see in real time oneself pronunciation mouth shape whether standard, carry out self adjustment, and by with standard
Pronunciation and shape of the mouth as one speaks image contrast provide assessment result, and subtle helps user to adjust pronunciation mouth shape and audio tone, just
Oneself pronunciation mouth shape and audio tone are adjusted in user, achievees the effect that correct user's incorrect pronunciations.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, drawings discussed below is only this hair
Bright some embodiments for those of ordinary skill in the art without creative efforts, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the flow diagram of the method to correct one's pronunciation for class of languages study of first embodiment of the invention.
Fig. 2 is the preset standard pronunciation audio of output of first embodiment of the invention and the effect signal of standard shape of the mouth as one speaks image
Figure.
Fig. 3 is the effect diagram of the output user pronunciation and user's shape of the mouth as one speaks image of first embodiment of the invention.
Fig. 4 is the effect diagram of the user pronunciation assessment result output of first embodiment of the invention.
Fig. 5 is the structural schematic diagram of the device to correct one's pronunciation for class of languages study of second embodiment of the invention.
Specific embodiment
Below with reference to attached drawing of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, shows
So, described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Based in the present invention
Embodiment, those of ordinary skill in the art's every other embodiment obtained without creative labor,
It shall fall within the protection scope of the present invention.
The hardware foundation for realizing following embodiment of the present invention can be the electronics such as learning machine, smart phone, tablet computer, PC
Terminal, this Terminal Type have the function of the pronunciation exercises for class of languages study, it is possible to provide standard voice, convenient for user with reference to mark
Quasi- pronunciation is carried out with reading.In the present embodiment, also need have the hardware such as loudspeaker, microphone and cam device.
First embodiment.
It is said below with reference to the method stream that corrects one's pronunciation for class of languages study of the Fig. 1 to first embodiment of the invention
It is bright, include the following steps:
Step S101 exports preset standard pronunciation audio and standard shape of the mouth as one speaks image.
In first embodiment, such as the pronunciation exercises function of English study, pre-set several English alphabets, list
The standard pronunciation of word, phrase etc. can be American standard pronunciation, English standard pronunciation etc., not limit this according to the actual situation
It is fixed.Meanwhile also pre-saving the image of the corresponding standard shape of the mouth as one speaks of the standard pronunciation.User selects to use this kind of pronunciation exercises
When function, the standard pronunciation is exported, while exporting corresponding standard shape of the mouth as one speaks image；Preferably, by the standard pronunciation audio
Can also obtain corresponding standard pronunciation waveform diagram, the present embodiment when exporting the standard pronunciation, corresponding standard shape of the mouth as one speaks image,
It can also standard pronunciation waveform diagram described in synchronism output.Output effect is shown as shown in Fig. 2, generating two in the display area of display screen
Show region, output shows the standard pronunciation waveform diagram and standard shape of the mouth as one speaks image in the first display area, in the second display area
Output shows the user pronunciation waveform diagram and user's shape of the mouth as one speaks image.
Step S102, user pronunciation and user's shape of the mouth as one speaks when obtaining with reading, and user pronunciation and user's shape of the mouth as one speaks are exported in real time
Image.
In first embodiment, it can be obtained by the microphone of terminal with user pronunciation when reading, pass through the camera of terminal
User's shape of the mouth as one speaks image when can obtain with reading.Preferably, corresponding user pronunciation waveform diagram can also be obtained by the user pronunciation,
It therefore, can also be by the user pronunciation wave as shown in figure 3, in the present embodiment when exporting user pronunciation and user's shape of the mouth as one speaks image
Shape figure synchronism output.Specifically, user pronunciation, and the display for passing through terminal are played in real time by the loudspeaker of terminal in the present embodiment
Shield user's shape of the mouth as one speaks image that real-time display camera obtains.User can intuitively contrast the area of oneself shape of the mouth as one speaks and the standard shape of the mouth as one speaks
Not, it is adjusted convenient for self.
In the present embodiment, user pronunciation, user's shape of the mouth as one speaks image and user pronunciation waveform diagram are obtained and exported, family can be used
It is not only whether accurate from the pronunciation for acoustically perceiving oneself, can also intuitively see oneself pronunciation mouth shape whether standard, carry out
Self adjustment, and by with standard pronunciation and shape of the mouth as one speaks image contrast, provide assessment result, subtle helps user's tune
Whole pronunciation mouth shape and audio tone.
Step S103 compares the user pronunciation and the standard pronunciation audio, by user's shape of the mouth as one speaks image and mark
The accuracy of user pronunciation is assessed in quasi- shape of the mouth as one speaks image comparison, exports assessment result.
In first embodiment, the user pronunciation waveform diagram can be compared with the standard pronunciation waveform diagram, in conjunction with
User's shape of the mouth as one speaks image and standard shape of the mouth as one speaks image, calculate comprehensive pronouncing accuracy result.Importantly, such as Fig. 4 institute
Show, the present embodiment not only exports the fractional value of assessment, gives the prompt and pronunciation of orthoepic part, the error section that pronounces
When points for attention, help user grasp pronunciation main points.Preferably, (can refer to English world sound with pronunciation phonemes in the present embodiment
Mark) compared for unit, i.e., intuitively reflect in the described comparison diagram standard pronunciation waveform diagram of each phoneme that pronunciation includes with
User pronunciation waveform diagram, intuitively find out convenient for user which phoneme cacoepy really and deviation degree.Certainly, if
Phrase or short sentence may also be configured to be compared respectively as unit of word, which word intuitively found out convenient for user
Cacoepy really and deviation degree.
Further, in first embodiment, also the corresponding shape of the mouth as one speaks can be exported according to assessment result and correct advisory information, specifically
Correction suggest need combine user inaccuracy pronunciation letter and inaccuracy degree analyze, to provide the shape of the mouth as one speaks of adaptation
It corrects and suggests.
The method of first embodiment through the invention not only can synchronism output when user is with reading after outputting standard pronunciation
The pronunciation of user so that whether user accurate from the pronunciation for acoustically perceiving oneself, can also synchronism output user shape of the mouth as one speaks image and
Pronounce waveform diagram so that user intuitively recognize oneself pronunciation mouth shape and audio tone whether standard, subtle can
It helps user to adjust pronunciation mouth shape and audio tone, is convenient for user to adjust the hair of oneself finally by detailed assessment information is exported
The sound shape of the mouth as one speaks and audio tone achieve the effect that correct user's incorrect pronunciations.
The following are the embodiments of the device provided in an embodiment of the present invention that correct one's pronunciation for class of languages study.The dress
The embodiment and above-mentioned embodiment of the method set belong to same design, the detail content of not detailed description in the embodiment of device,
Reference can be made to the above method embodiment.
Second embodiment
Fig. 5 shows the structural representation of the device to correct one's pronunciation for class of languages study of second embodiment of the invention
Figure, the device to correct one's pronunciation for class of languages study include: standard output module 310, with read control module 320 and comment
Estimate module 330, each module is specifically described below.
The standard output module 310, for exporting preset standard pronunciation audio and standard shape of the mouth as one speaks image.
In the present embodiment, the standard output module 310, it may also be used for corresponding mark is obtained by the standard pronunciation audio
Quasi- pronunciation waveform diagram, the standard pronunciation waveform described in synchronism output when exporting preset standard pronunciation audio and standard shape of the mouth as one speaks image
Figure.
It is described with read control module 320, user pronunciation and user's shape of the mouth as one speaks when for obtaining with reading, and export user in real time
Pronunciation and user's shape of the mouth as one speaks image.
It is described with read control module 320 in the present embodiment, it may also be used for corresponding user is obtained by the user pronunciation and is sent out
Sound waveform diagram exports user pronunciation and when user's shape of the mouth as one speaks image by the user pronunciation waveform diagram synchronism output.So that user is not
It is only whether accurate from the pronunciation for acoustically perceiving oneself, can also intuitively recognize oneself pronunciation mouth shape and audio tone whether
Standard, subtle helps user to adjust pronunciation mouth shape and audio tone.
The evaluation module 330 uses the registered permanent residence for described for comparing the user pronunciation and the standard pronunciation audio
The accuracy of user pronunciation is assessed in type image and the image comparison of the standard shape of the mouth as one speaks, exports assessment result.
In the present embodiment, by the way that the user pronunciation waveform diagram is compared with the standard pronunciation waveform diagram, in conjunction with
User's shape of the mouth as one speaks image and standard shape of the mouth as one speaks image, calculate comprehensive pronouncing accuracy result.Importantly, as shown in figure 4, originally
Embodiment not only exports the fractional value of assessment, goes back the comparison diagram of outputting standard pronunciation waveform diagram and user pronunciation waveform diagram, in conjunction with
The comparison diagram identifies the pronunciation part of inaccuracy.Preferably, (can refer to English world sound with pronunciation phonemes in the present embodiment
Mark) compared for unit, i.e., intuitively reflect in the described comparison diagram standard pronunciation waveform diagram of each phoneme that pronunciation includes with
User pronunciation waveform diagram, intuitively find out convenient for user which phoneme cacoepy really and deviation degree.Certainly, if
Phrase or short sentence may also be configured to be compared respectively as unit of word, which word intuitively found out convenient for user
Cacoepy really and deviation degree.
Further, the evaluation module 330 can also export the corresponding shape of the mouth as one speaks according to assessment result and correct advisory information, tool
The correction of body suggests needing to combine that the pronunciation letter of user's inaccuracy and the degree of inaccuracy are analyzed, to provide the mouth of adaptation
Type, which is corrected, suggests.
It not only can synchronism output user when user is with reading after outputting standard pronunciation by the device of above-mentioned second embodiment
Pronunciation so that whether user accurate from the pronunciation for acoustically perceiving oneself, can also synchronism output user shape of the mouth as one speaks image and pronunciation
Waveform diagram so that user intuitively recognize oneself pronunciation mouth shape and audio tone whether standard, subtle helps
User adjusts pronunciation mouth shape and audio tone, is convenient for user to adjust the pronunciation mouth of oneself finally by detailed assessment information is exported
Type and audio tone achieve the effect that correct user's incorrect pronunciations.
The above disclosure is only the preferred embodiments of the present invention, cannot be wanted certainly with this to limit the right of the present invention
Range is sought, therefore, any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention still belongs to this
Invent covered range.
Claims (10)
1. a kind of method to correct one's pronunciation for class of languages study, which is characterized in that including,
Export preset standard pronunciation audio and standard shape of the mouth as one speaks image；
User pronunciation and user's shape of the mouth as one speaks when obtaining with reading, and user pronunciation and user's shape of the mouth as one speaks image are exported in real time, so that user
Intuitively compare the difference of user's shape of the mouth as one speaks image and the standard shape of the mouth as one speaks image；
Wherein, the preset standard pronunciation audio of the output and standard shape of the mouth as one speaks image, including,
Preset standard pronunciation audio and standard shape of the mouth as one speaks image are exported, corresponding standard pronunciation is obtained by the standard pronunciation audio
Waveform diagram, standard pronunciation waveform diagram described in synchronism output；
It is described to obtain with the user pronunciation and user's shape of the mouth as one speaks when reading, and user pronunciation and user's shape of the mouth as one speaks image are exported in real time, including,
User pronunciation and user's shape of the mouth as one speaks when obtaining with reading, obtain corresponding user pronunciation waveform diagram by the user pronunciation,
By the user pronunciation waveform diagram synchronism output when output user pronunciation and user's shape of the mouth as one speaks image；
The user pronunciation and the standard pronunciation audio are compared, by user's shape of the mouth as one speaks image and standard shape of the mouth as one speaks image ratio
It is right, the accuracy of user pronunciation is assessed, exports assessment result, and export the corresponding shape of the mouth as one speaks according to the assessment result and correct and suggest
The degree of information, the pronunciation letter for correcting advisory information combination user inaccuracy and inaccuracy carries out analysis and provides, described
Assessment result includes, the fractional value of assessment, orthoepic part, the error section that pronounces prompt and pronunciation when points for attention.
2. as described in claim 1 for the method for class of languages study to correct one's pronunciation, which is characterized in that when the acquisition is with reading
User pronunciation and user's shape of the mouth as one speaks after, further include,
Two display areas are generated in the display area of display screen, output shows the standard pronunciation waveform in the first display area
Figure and standard shape of the mouth as one speaks image, in the second display area, output shows the user pronunciation waveform diagram and user's shape of the mouth as one speaks image.
3. as described in claim 1 for the method for class of languages study to correct one's pronunciation, which is characterized in that described by the user
Pronunciation is compared with the standard pronunciation audio, is specifically included,
The user pronunciation waveform diagram is compared with the standard pronunciation waveform diagram with the unit of phoneme.
4. as claimed in claim 3 for the method for class of languages study to correct one's pronunciation, which is characterized in that the output assessment knot
Fruit, including,
Output identifies the sound of inaccuracy with the comparison diagram of the standard pronunciation waveform diagram of the unit of phoneme and user pronunciation waveform diagram
Plain part；
The corresponding shape of the mouth as one speaks, which is exported, according to assessment result corrects advisory information.
5. as described in claim 1 for the method for class of languages study to correct one's pronunciation, which is characterized in that when the acquisition is with reading
User pronunciation and user's shape of the mouth as one speaks, specifically include,
User pronunciation when being obtained by microphone with reading, user's shape of the mouth as one speaks image when being obtained by camera with reading.
6. a kind of device to correct one's pronunciation for class of languages study, which is characterized in that including,
Standard output module, for exporting preset standard pronunciation audio and standard shape of the mouth as one speaks image；
With read control module, user pronunciation and user's shape of the mouth as one speaks when for obtaining with reading, and user pronunciation and user are exported in real time
Shape of the mouth as one speaks image, so that user intuitively compares the difference of user's shape of the mouth as one speaks image and the standard shape of the mouth as one speaks image；
Wherein, the standard output module is also used to obtain corresponding standard pronunciation waveform diagram by the standard pronunciation audio, together
Step exports the standard pronunciation waveform diagram；
Described to be also used to be obtained corresponding user pronunciation waveform diagram by the user pronunciation with read control module, output user sends out
By the user pronunciation waveform diagram synchronism output when sound and user's shape of the mouth as one speaks image；
Evaluation module, for comparing the user pronunciation and the standard pronunciation audio, by user's shape of the mouth as one speaks image and mark
The accuracy of user pronunciation is assessed in quasi- shape of the mouth as one speaks image comparison, exports assessment result, and corresponding according to assessment result output
The shape of the mouth as one speaks corrects advisory information, and alphabetical and inaccuracy the degree of pronouncing for correcting advisory information combination user inaccuracy is divided
Analysis provides, and the assessment result includes the prompt and pronunciation of the fractional value of assessment, orthoepic part, the error section that pronounces
When points for attention.
7. as claimed in claim 6 for the device of class of languages study to correct one's pronunciation, which is characterized in that described with reading to control mould
Block is also used to generate two display areas in the display area of display screen, and in the first display area, output shows the standard hair
Sound waveform diagram and standard shape of the mouth as one speaks image, in the second display area, output shows the user pronunciation waveform diagram and user's shape of the mouth as one speaks shadow
Picture.
8. as claimed in claim 6 for the device of class of languages study to correct one's pronunciation, which is characterized in that described by the user
Pronunciation is compared with the standard pronunciation audio, is specifically included,
The user pronunciation waveform diagram is compared with the standard pronunciation waveform diagram with the unit of phoneme.
9. as claimed in claim 8 for the device of class of languages study to correct one's pronunciation, which is characterized in that the output assessment knot
Fruit, including,
Output identifies the sound of inaccuracy with the comparison diagram of the standard pronunciation waveform diagram of the unit of phoneme and user pronunciation waveform diagram
Plain part；
The corresponding shape of the mouth as one speaks, which is exported, according to assessment result corrects advisory information.
10. as claimed in claim 6 for the device of class of languages study to correct one's pronunciation, which is characterized in that described to obtain with reading
When user pronunciation and user's shape of the mouth as one speaks, specifically include,
User pronunciation when being obtained by microphone with reading, user's shape of the mouth as one speaks image when being obtained by camera with reading.
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