CN114613232A - Intelligent error correction method and system for piano practice - Google Patents
Intelligent error correction method and system for piano practice Download PDFInfo
- Publication number
- CN114613232A CN114613232A CN202210277348.XA CN202210277348A CN114613232A CN 114613232 A CN114613232 A CN 114613232A CN 202210277348 A CN202210277348 A CN 202210277348A CN 114613232 A CN114613232 A CN 114613232A
- Authority
- CN
- China
- Prior art keywords
- piano
- data
- key
- note
- current
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000012937 correction Methods 0.000 title claims abstract description 18
- 238000003672 processing method Methods 0.000 claims abstract description 8
- 238000012545 processing Methods 0.000 claims description 33
- 238000004891 communication Methods 0.000 claims description 12
- 238000001514 detection method Methods 0.000 claims description 12
- 239000004973 liquid crystal related substance Substances 0.000 claims description 4
- 238000011156 evaluation Methods 0.000 claims description 3
- 230000000994 depressogenic effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000012549 training Methods 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B15/00—Teaching music
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B15/00—Teaching music
- G09B15/08—Practice keyboards
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Auxiliary Devices For Music (AREA)
- Electrophonic Musical Instruments (AREA)
Abstract
The invention discloses an intelligent error correction method for piano practice, which comprises the following steps: a. receiving the key signals, b, comparing the key signals with the music notes, c1, a processing method when the comparison result is in accordance with the music notes, c2, a processing method when the comparison result is not in accordance with the music notes, and d, ending. The invention also discloses a piano practice system. The invention can receive the key signals in real time, automatically compare the key signals with music score notes and find errors in piano practice in time.
Description
Technical Field
The invention relates to the technical field of computer assistance, in particular to an intelligent error correction method and system for piano practice.
Background
The piano is a musical instrument that needs study and practise repeatedly, and the mistake that appears in the exercise process can only be judged through the hearing through professor or practitioner in the exercise process to current piano exercise process, appears judging error easily or omits.
Disclosure of Invention
In order to solve the problems, the invention provides an intelligent error correction method for piano practice, which can find errors in piano practice in time, does not depend on judging the errors in the practice through hearing and has high intelligent degree.
In order to achieve the purpose, the invention is realized by adopting the following technical scheme:
the invention discloses an intelligent error correction method for piano practice, which comprises the following steps:
a. receiving the key signals: receiving piano key input signal data;
b. and comparing the key signals with music score notes: comparing the current piano key input signal data with the current note data of the score data,
when the current piano key input signal data corresponds to the current note data of the score data, performing step c 1;
when the current piano key input signal data does not conform to the music score data and the current note data, executing step c 2;
c1, and a processing method when the comparison results are in accordance: judging whether the current note data is the last note data,
c, executing step d when the current note data is the last note data;
when the current note data is not the last note data, returning to execute the step a, and taking the next note data of the music score as the current note data of the music score data;
c2, and a processing method when the comparison result does not accord with the comparison result: sending out an error signal;
c, executing step d when the current note data is the last note data;
and c, if the current note data is not the last note data, returning to execute the step a, and taking the next note data of the music score as the current note data of the music score data.
d. And (6) ending.
Preferably, the current piano key input signal data includes key codes and key times, the key codes correspond to the keys of the piano keys one to one, the key times include key durations and key interval times with a previous key, the note data of the music score data includes note codes, note interval times and note durations, the note codes correspond to the key codes one to one, the note interval times are time intervals between the current note and the previous note, and the note duration times are duration times of the current note;
in the step b, the satisfied conditions are as follows:
the received key coding data corresponds to current note data of the music score data, the difference value between the key interval time and the note interval time is within a first allowable error value range, and the difference value between the key duration time and the note duration time is within a second allowable error value range;
otherwise, it is not satisfied.
Preferably, the first allowable error value and the second allowable error value may be preset and adjusted.
Further, step a also includes: displaying a music score through a display device and highlighting notes corresponding to piano key input signal data in real time;
step c2 further includes: displaying error information in real time through a display device, broadcasting the error information in real time through a voice device, and recording the error information;
step d also includes: statistics of error information and giving an evaluation of the exercise.
Preferably, the music score data is obtained according to music score according to a corresponding rule.
The invention also discloses a piano practice system, which adopts the intelligent error correction method.
Preferably, for the mechanical piano, the piano practice system is provided with detection switches linked with the keys, the detection switches are used for detecting whether the keys are pressed down, the detection switches of all the keys form a keyboard array, the keyboard array is connected with a processing unit, the processing unit generates key codes and detects key pressing time, and the processing unit is connected with a display device and a voice device.
Preferably, the detection switch is a microswitch, and the microswitch is mounted below the key.
As another preference, for the electronic piano, the piano practice system includes a processing unit connected to the key input circuit of the electronic piano and/or the signal processing device of the electronic piano, the current piano key input signal data being obtained through the key input circuit of the electronic piano and/or through the signal processing device of the electronic piano, the processing unit being connected to the display device and the voice device.
Furthermore, the piano practice system also comprises a fingering collection camera and a network communication module, wherein the fingering collection camera and the network communication module are both connected with the processing unit, and the network communication module is connected with a remote tablet personal computer and/or a smart phone; the fingering acquisition camera is used for acquiring finger posture images of a practicer during playing; the display device is a liquid crystal display screen, the voice device comprises a voice storage unit and a sound amplifying unit, and the processing unit comprises an ARM processor.
The invention can receive the key signals, automatically compare the key signals with music score notes, can timely find errors in piano practice, and can help players to find errors in the playing process without the guidance of teachers. The playing track progress can be displayed in real time, the playing track condition is recorded, and the wrong playing sound is marked. The player is simple and convenient to use, simultaneously, the defect of page turning of the traditional music score is overcome, the playing is not required to be interrupted, and the player can enjoy the pleasure of playing. Meanwhile, the auxiliary teaching of the piano is realized to a certain extent, the playing interest is increased, and the enthusiasm of players is improved.
The invention is suitable for the traditional mechanical piano and the electronic piano.
Drawings
FIG. 1 is a schematic flow diagram of the process of the present invention.
Fig. 2 is a schematic block diagram of a mechanical piano-based piano practice system.
Fig. 3 is a schematic block diagram of an electronic piano-based piano practice system.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings.
Example 1
As shown in fig. 1, the present embodiment discloses an intelligent error correction method for piano practice, which specifically includes the following steps:
a. receiving the key signals: receiving piano key input signal data;
b. and comparing the key signals with music score notes: and comparing the current piano key input signal data with the current note data of the music score data, wherein the music score data is obtained and stored in advance according to the music score according to the corresponding rule.
When the current piano key input signal data corresponds to the current note data of the score data, performing step c 1;
when the current piano key input signal data does not conform to the music score data and the current note data, executing step c 2;
c1, and a processing method when the comparison results are in accordance: judging whether the current note data is the last note data,
c, executing step d when the current note data is the last note data;
when the current note data is not the last note data, returning to execute the step a, and taking the next note data of the music score as the current note data of the music score data;
displaying the music score through a display device and highlighting notes corresponding to the piano key input signal data in real time;
c2, processing method when comparison result is not accordant: sending out an error signal; and error information is displayed in real time through the display device, is broadcasted in real time through the voice equipment, and is recorded.
C, executing step d when the current note data is the last note data;
and c, if the current note data is not the last note data, returning to execute the step a, and taking the next note data of the music score as the current note data of the music score data.
d. And finishing, displaying error information in real time through a display device, broadcasting the error information in real time through a voice device, recording the error information, counting the error information and giving out evaluation on the exercise.
The current piano key input signal data comprises key codes and key time, the key codes correspond to the keys of piano keys one by one, the key time comprises key duration and key interval time between the key codes and a previous key, the note data of the music score data comprises note codes, note interval time and note duration, the note codes correspond to the key codes one by one, the note interval time is a time interval between a current note and a previous note, and the note duration is the duration of the current note;
in the step b, the following conditions are met:
the received key coding data corresponds to current note data of the music score data, the difference value between the key interval time and the note interval time is within a first allowable error value range, and the difference value between the key duration time and the note duration time is within a second allowable error value range; the first allowable error value and the second allowable error value can be preset and adjusted.
Example 2
As shown in fig. 2, the present embodiment discloses a mechanical piano-based piano practice system employing the intelligent error correction method of embodiment 1.
The embodiment is suitable for mechanical pianos, and specifically, the embodiment comprises detection switches linked with piano keys, wherein the detection switches are used for detecting whether the piano keys are pressed down, the detection switches of all the piano keys form a keyboard array, the keyboard array is connected with a processing unit, the processing unit identifies different piano keys through keyboard codes, and the processing unit is connected with a display device and a voice device.
Wherein, detection switch adopts micro-gap switch, is convenient for install in the below of key, of course, also can adopt the detection device of other switching value outputs.
Display device is liquid crystal display, and speech device includes pronunciation memory cell and public address unit, and pronunciation memory cell, public address unit all connect processing unit, and pronunciation memory cell can prestore the speech information list of the mistake that appears in the various exercises, and processing unit inquires and reads corresponding speech information according to the mistake classification, and the rethread public address unit is reported, and processing unit can adopt ARM treater or other MCU.
The system comprises a fingering collection camera and a network communication module, wherein the fingering collection camera and the network communication module are both connected with a processing unit, and the network communication module is connected with a remote tablet personal computer and/or a smart phone; the fingering collection camera is used for collecting finger posture images of a practicer during playing.
Example 3
As shown in fig. 3, the present embodiment discloses an electronic piano-based piano practice system employing the intelligent error correction method of embodiment 1.
The present embodiment is applicable to an electronic piano, and specifically, the present embodiment includes a processing unit, the processing unit is connected with a key input circuit of the electronic piano and/or a signal processing device of the electronic piano, and the current piano key input signal data is obtained through the key input circuit of the electronic piano and/or is obtained through the signal processing device of the electronic piano.
Display device is liquid crystal display, and speech device includes pronunciation memory cell and public address unit, and pronunciation memory cell, public address unit all connect processing unit, and pronunciation memory cell can prestore the speech information list of the mistake that appears in the various exercises, and processing unit inquires and reads corresponding speech information according to the mistake classification, and the rethread public address unit is reported, and processing unit can adopt ARM treater or other MCU.
The system comprises a fingering collection camera and a network communication module, wherein the fingering collection camera and the network communication module are both connected with a processing unit, and the network communication module is connected with a remote tablet personal computer and/or a smart phone; the fingering collection camera is used for collecting finger posture images of a practicer during playing.
Example 4
The embodiment discloses an example for realizing and using the invention on the basis of the embodiments 1, 2 and 3, and the embodiment specifically comprises the following steps:
1. the method comprises the steps of firstly making a score in an early stage through computer score making software, and storing the score in a special format for software identification.
2. Error correction software is installed on the piano with the screen, and a music score with a special format is imported.
3. The piano with the screen realizes real-time error correction when the music is played through key data transmission with error correction software, judges whether a practicer makes mistakes or not and reminds in the software.
The applicant has developed a corresponding system (comprising hardware and software) comprising the following software and methods of use:
1. the method comprises the following steps of firstly making a music score in the early stage through bamboo baiyi smart music score editing software: newly building a music score and inputting copyright information of a title, a subtitle, a music author and a word author, selecting a staff, selecting a tone mark, selecting a beat and a speed, and creating the staff. The creator calls the symbol panel in the staff table to edit and create the staff, and the created staff is stored in an XML format for identification.
2. And uploading the created music score in the XML format to a cloud for classification and storage.
3. Install ya rong intelligence piano training mate system APP on intelligent piano or the panel computer with touch large-size screen, open find the XML form song in the song classification after the APP, advance high in the clouds data download and open corresponding song and enter into the exercise mode.
Wherein, install intelligent piano or panel computer of ya rong intelligent piano training system APP and be connected with the piano through bluetooth or USB line to carry out data interaction through MIDI, real-time error correction when realizing the song and playing, software is through the automatic practitioner of judgement mistake with the MIDI data exchange before the piano, and carry out the warning.
The system collects finger posture images of a practicer during playing through a fingering collection camera and transmits the images to a piano end of a teacher or a remote tablet computer or a mobile phone through a network, and the teacher can comment and correct the images in real time; the teacher piano side also configures the system.
The present invention is capable of other embodiments, and various changes and modifications can be made by one skilled in the art without departing from the spirit and scope of the invention.
Claims (10)
1. An intelligent error correction method for piano practice is characterized by comprising the following steps:
a. receiving the key signals: receiving piano key input signal data;
b. and comparing the key signals with music score notes: comparing the current note data of the current piano key input signal data with the current note data of the music score data;
when the current piano key input signal data corresponds to the current note data of the score data, performing step c 1;
when the current piano key input signal data does not conform to the music score data and the current note data, executing step c 2;
c1, and a processing method when the comparison results are in accordance: judging whether the current note data is the last note data,
c, executing step d when the current note data is the last note data;
when the current note data is not the last note data, returning to execute the step a, and taking the next note data of the music score as the current note data of the music score data;
c2, processing method when comparison result is not accordant: sending out an error signal;
c, executing step d when the current note data is the last note data;
if the current note data is not the last note data, returning to execute the step a, and taking the next note data of the music score as the current note data of the music score data;
d. and (6) ending.
2. The intelligent error correction method for piano practice of claim 1, wherein the current piano key input signal data comprises key codes and key times, the key codes correspond to the keys of piano keys one to one, the key times comprise key durations and key intervals between the key durations and the last key, the note data of music score data comprises note codes and note intervals and note durations, the note codes correspond to the key codes one to one, the note intervals are time intervals between the current note and the last note, and the note durations are the durations of the current note;
in the step b, the satisfied conditions are as follows:
the received key coding data corresponds to the current note data of the music score data, the difference value between the key interval time and the note interval time is within a first allowable error value range, and the difference value between the key duration time and the note duration time is within a second allowable error value range;
otherwise, it is not satisfied.
3. The intelligent error correction method for piano practice of claim 2, wherein the first allowable error value and the second allowable error value are preset and adjustable.
4. The intelligent error correction method for piano practice of claim 2, wherein the step a further comprises: displaying a music score through a display device and highlighting notes corresponding to piano key input signal data in real time;
step c2 further includes: displaying error information in real time through a display device, broadcasting the error information in real time through a voice device, and recording the error information;
step d also includes: statistics of error information and giving an evaluation of the exercise.
5. The intelligent error correction method for piano practice of claim 1, wherein the music score data is obtained according to music score according to a correspondence rule.
6. A piano practice system characterized in that the piano practice system employs the intelligent error correction method as claimed in any one of claims 2 to 4.
7. The piano practice system of claim 6, wherein the piano is a mechanical piano provided with detection switches linked with the keys for detecting whether the keys are depressed, the detection switches of all the keys constituting a keyboard array connected to a processing unit for generating key codes and detecting key times, the processing unit being connected to a display device and a voice device.
8. The piano practice system of claim 7, wherein the detection switch is a micro switch mounted under a key.
9. The piano practice system of claim 6, comprising a processing unit, wherein the piano is an electronic piano, the processing unit is connected to the key input circuit of the electronic piano and/or the signal processing device of the electronic piano, the current piano key input signal data is obtained through the key input circuit of the electronic piano and/or is obtained through the signal processing device of the electronic piano, and the processing unit is connected to the display device and the voice device.
10. The piano practice system of any one of claims 7 to 9, further comprising a fingering collection camera and a network communication module, wherein the fingering collection camera and the network communication module are both connected to the processing unit, and the network communication module is connected to a remote tablet computer and/or a smart phone; the fingering acquisition camera is used for acquiring finger posture images of a practicer during playing; the display device is a liquid crystal display screen, the voice device comprises a voice storage unit and a sound amplifying unit, and the processing unit comprises an ARM processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210277348.XA CN114613232A (en) | 2022-03-21 | 2022-03-21 | Intelligent error correction method and system for piano practice |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210277348.XA CN114613232A (en) | 2022-03-21 | 2022-03-21 | Intelligent error correction method and system for piano practice |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114613232A true CN114613232A (en) | 2022-06-10 |
Family
ID=81865565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210277348.XA Pending CN114613232A (en) | 2022-03-21 | 2022-03-21 | Intelligent error correction method and system for piano practice |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114613232A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104167122A (en) * | 2014-07-31 | 2014-11-26 | 喻应芝 | Intelligent instruction-assisting practicing device and method of piano |
| CN104200716A (en) * | 2014-09-25 | 2014-12-10 | 吴若鹏 | Piano and piano interactive practice device |
| CN108074441A (en) * | 2016-11-18 | 2018-05-25 | 北京酷我科技有限公司 | The error correction method and system of a kind of piano performance |
| CN108389468A (en) * | 2018-03-06 | 2018-08-10 | 安徽华熊科技有限公司 | A kind of error correction method and device that note is played |
| CN108538143A (en) * | 2018-03-13 | 2018-09-14 | 河南科技学院 | A kind of piano intelligent tutoring system |
| CN113674565A (en) * | 2021-08-25 | 2021-11-19 | 桂林智神信息技术股份有限公司 | Teaching system and method for piano teaching |
-
2022
- 2022-03-21 CN CN202210277348.XA patent/CN114613232A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104167122A (en) * | 2014-07-31 | 2014-11-26 | 喻应芝 | Intelligent instruction-assisting practicing device and method of piano |
| CN104200716A (en) * | 2014-09-25 | 2014-12-10 | 吴若鹏 | Piano and piano interactive practice device |
| CN108074441A (en) * | 2016-11-18 | 2018-05-25 | 北京酷我科技有限公司 | The error correction method and system of a kind of piano performance |
| CN108389468A (en) * | 2018-03-06 | 2018-08-10 | 安徽华熊科技有限公司 | A kind of error correction method and device that note is played |
| CN108538143A (en) * | 2018-03-13 | 2018-09-14 | 河南科技学院 | A kind of piano intelligent tutoring system |
| CN113674565A (en) * | 2021-08-25 | 2021-11-19 | 桂林智神信息技术股份有限公司 | Teaching system and method for piano teaching |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106340286B (en) | Universal real-time musical instrument playing evaluation system | |
| US9082311B2 (en) | Computer aided system for teaching reading | |
| WO2018112260A1 (en) | Network musical instrument | |
| CN111028615B (en) | Intelligent musical instrument playing teaching method, system and storage medium | |
| JP5257966B2 (en) | Music reproduction control system, music performance program, and performance data synchronous reproduction method | |
| CN109035968B (en) | Piano learning auxiliary system and piano | |
| CN102568261A (en) | Auxiliary musical instrument learning machine | |
| WO2006042358A1 (en) | A method and system for assessing a musical performance | |
| WO2012167025A2 (en) | System and method for musical game playing and training | |
| CN108038146B (en) | Music playing artificial intelligence analysis method, system and equipment | |
| CN111553260A (en) | Interactive teaching method and system | |
| CN110660282A (en) | AI musical instrument training system | |
| CN101604486A (en) | Musical instrument playing and practicing method based on speech recognition technology of computer | |
| CN112598961A (en) | Piano performance learning method, electronic device and computer readable storage medium | |
| CN202013731U (en) | Intelligent acoustic piano play learning device | |
| KR100894866B1 (en) | Piano tuturing system using finger-animation and Evaluation system using a sound frequency-waveform | |
| CN111968675A (en) | Stringed instrument note comparison system based on hand recognition and use method thereof | |
| CN112201096A (en) | Intelligent music teaching system | |
| CN111554257A (en) | Note comparison system of traditional Chinese national musical instrument and use method thereof | |
| CN211555185U (en) | Piano playing correction device | |
| KR100322875B1 (en) | Self-training music lesson system | |
| CN114613232A (en) | Intelligent error correction method and system for piano practice | |
| CN118155591A (en) | Intelligent piano teaching method and system with guiding and evaluating functions | |
| CN110956870A (en) | Solfeggio teaching method and device | |
| JP3961544B2 (en) | GAME CONTROL METHOD AND GAME DEVICE |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |