481results about "Music" patented technology

The invention relates to the technical field of music teaching, and discloses a piano pedal motion range indicating device for music teaching, which comprises a placing plate and an indicating structure arranged on the placing plate, and is characterized in that a sucker is mounted at the bottom of the placing plate; the indicating structure comprises an indicating frame, a soft pedal display screen, a noise reduction pedal display screen and a tenuto pedal display screen are sequentially arranged on the front face of the indicating frame from left to right, a reminding piece for reminding pedal switching is further arranged on the indicating frame, and a first indicating piece for displaying actions of the soft pedal is arranged on the soft pedal display screen. Through the arrangement of the indication structure, the action and amplitude of the piano pedal can be displayed, so that accurate reminding of the action of the piano pedal is realized, a practicer can conveniently and accurately control the action amplitude of the piano pedal, teaching display of the piano is further facilitated, the teaching effect of the piano can be improved, and rapid learning of the piano is facilitated.

The invention relates to the field of playing data visualization, in particular to a playing data visualization method and system. The method comprises the steps that at least one section of pedal data of at least one pedal is obtained, and the pedal data comprises a pedal value and a time stamp of the pedal value; generating at least one section of labeling track according to the pedal data; wherein the labeling track comprises a first simulation track and a second simulation track; correspondingly, the method comprises the steps that when the pedal value is larger than a first pedal threshold value, a first simulation track is generated according to the pedal value, and the first simulation track is displayed in a first labeling form; when the pedal value is larger than a second pedal threshold value and smaller than or equal to the first pedal threshold value, a second simulation track is generated according to the pedal value, and the second simulation track is displayed in a second labeling form; and generating a combined track according to the at least one section of labeled track, and displaying the combined track on the music score. According to the invention, the smoothness and integrity of pedal data display can be improved, and the user experience is optimized.

The invention relates to the field of piano intelligent display, in particular to a playing data display method and system, and the method comprises the steps: obtaining music score data; the music score data comprises one or more of the following: standard time values, standard strength, standard fingering and standard pitches corresponding to the plurality of notes; the playing data of the user are obtained, the playing data of the user comprise data sets at multiple moments, and the data sets comprise one or more of the following data: time value data, force data, fingering data and pitch data; judging whether at least one data group is matched with the corresponding music score data or not; if yes, correlation comparison is carried out on the music score data and the matched data set, and the difference degree is calculated; and displaying the music score, and displaying the associated data group in a region corresponding to the notes. According to the playing data display method provided by the invention, visual optimization can be realized on the basis of ensuring the integrity of playing parameters.

The present application relates to the technical field of piano, in particular to a piano pedal system, comprising an external unit and an additional unit; the external unit comprises: an external pedal module comprising at least one external pedal; a data acquisition module for acquiring the pedal data of the external pedal; a height adjustment module comprising a driving mechanism and two supporting mechanisms, the driving mechanism comprising a driving motor, a driving gear fixedly connected with the output shaft of the driving motor and two driving racks, the two driving racks being oppositely engaged on both sides of the driving gear, the supporting mechanisms being one-to-one arranged with the driving racks, the supporting mechanisms being connected between the driving racks and the external pedal module, the driving racks driving the supporting mechanisms to stretch or retract to realize the height adjustment of the external pedal module; the additional unit is used for stepping on the corresponding piano pedal according to the pedal data. The present application can be applied to different types and models of pianos and improve the accuracy and convenience of the height adjustment of the pedal.

Aspects of embodiments pertain to a method for determining an Input / Output (I / O) device configuration for a music teaching system. The method may comprise receiving a plurality of I / O device configurations of a music teaching system; receiving, for a given I / O device of the music teaching system, an initial I / O device configuration; and determining an updated I / O device configuration for the given I / O Device, based on the initial I / O device configuration of the given I / O Device and at least one of the plurality of received I / O device configurations. The determining is performed such that the updated I / O device configuration has improved device performance compared to the initial I / O device configuration.

The invention discloses an intelligent piano teaching projection device and method based on computer vision. The device comprises a data acquisition and projection module, a calibration module, a data processing module, a side projection module and an auxiliary module. The intelligent piano teaching projection method realized based on the device comprises the following steps: segmenting a top view image of a player in a piano key area acquired by the data acquisition and projection module by using a Mask2form image segmentation model; constructing a finger skeleton of the player by using a finger skeleton modeling algorithm, judging whether the player performs playing correctly at the current moment, if so, keeping the light projection position of the data acquisition and projection module unchanged, prompting the player to press the keys again, and if not, stopping playing. If yes, keys needing to be pressed down and pedals needing to be treaded down at the next moment are prompted through projection, and guidance is provided for a player. According to the invention, the piano does not need to be transformed, and piano guidance can be realized through projection only by fixing the device on the piano.

The invention relates to the technical field of piano teaching and computers, discloses a multi-dimensional scoring auxiliary system and method in piano teaching, and aims to solve the problems that existing piano teaching is single in evaluation dimension, one-sided in data acquisition and lagged in feedback. According to the method, a five-dimensional scoring model covering rhythm, strength, timbre, posture and fingering is constructed by synchronously collecting a key triggering time sequence, an audio frequency spectrum, limb posture and finger joint tracks, and quantitative scores are output through time alignment, feature extraction and neural network fusion calculation. The system comprises a key sensing module, an audio acquisition module, a posture capture module, a score calculation module and an AR visual feedback module, and supports teaching suggestion generation, historical trend analysis, difficulty self-adaption and multi-person comparison functions. Through multi-modal data closed-loop evaluation and intelligent intervention, the teaching accuracy and individuation level are remarkably improved, and scientific quantification and efficient improvement of the piano playing ability are achieved.

The invention discloses a music teaching method and system based on a vocal music live classroom, and relates to the technical field of music teaching, and the method comprises the steps: respectively collecting audio signals of a teacher end and a student end in the vocal music live classroom, carrying out the preprocessing, and generating frame-level acoustic feature vectors of teachers and students; based on frame-level acoustic feature vectors of teachers and students, generating a mapping feature vector, category probability and an adversarial sample set through mapping, domain discrimination and a CTC model, constructing a total loss function in combination with a loss function value of the model, and performing iterative optimization, gradient fixed-point rounding and feedback of model parameters; according to the invention, through constructing the total loss function, introducing the gradient inversion layer and the gradient fixed-point rounding mechanism, combining the three-state HMM state path and calculating the pronunciation quality logarithm score, the robustness and precision of student pronunciation evaluation in a vocal music live broadcast teaching scene are significantly improved, and thus a high-resolution teaching feedback basis is provided for teachers.

The invention relates to the technical field of piano pedal control, in particular to a pedal control method and system, the method is applied to a pedal system, the pedal system comprises an external unit and an additional unit, the external unit comprises an external pedal module, and the additional unit comprises a pedal driving module. The treading driving module is used for treading corresponding piano pedals according to the treading data; the external unit comprises a first external unit; correspondingly, the method comprises the following steps: acquiring a first external data source through a first external unit; generating a first analog signal according to the first external data source by adopting a first screening rule; the method comprises the steps that whether a pedal value is larger than a preset first treading threshold value or not is judged; if yes, identifying the pedal value as a to-be-simulated data source; generating a first analog signal according to the to-be-simulated data source; the first analog signal is transmitted to a treading driving module, and the treading driving module responds to the first analog signal to drive a piano pedal. According to the invention, the efficiency of practicing the pedaling technology by the user can be greatly improved.

The invention discloses a music education practice system and a method thereof, and relates to the technical field of education. The system comprises a music score library, a teacher unit, a student unit and a display unit. Wherein the music score library is used for storing online open source music scores; the teacher unit is used for carrying out music score analysis on the music score and splitting the music score into corresponding signal components according to a singing mode and a playing mode to form an original audio; the student unit is used for practicing target music through peripheral equipment and recording by taking the length of each piece of music as a cycle to obtain a practicing audio; and the display unit is used for dynamically displaying the original audio and the practice audio in the form of visual notes, and deducting scores when the original audio and the practice audio have signal inconformity to obtain a final practice scoring result. According to the invention, the user can be assisted to improve the convenience of music practice.

The utility model discloses an interactive display device for a piano mechanical structure, and relates to the technical field of music education. The device comprises a key model structure, a pedal interaction structure and an audio-video playing unit. The key model structure comprises keys, supporting pieces, ejector rods, hammers and strings, one ends of the keys are connected with one ends of the ejector rods, the other ends of the ejector rods are connected with the hammers, and the striking direction of the hammers faces the strings; the pedal interaction structure comprises a pedal and a treading sensing unit, the downward pressing direction of the pedal faces the other end of the key, and the treading sensing unit is used for sensing the treading action of the foot of the human body on the pedal; and the audio-video playing unit is connected with the treading sensing unit and is used for playing a piano internal structure display video. According to the utility model, the interactive experience can be improved, the learning interest and participation sense of audiences are enhanced, and the complex mechanical principle of the piano becomes easy to understand and memorize, so that the effects of music education and musical instrument display are improved.

The invention discloses a virtual reality interactive music teaching system based on a scene teaching method. The method comprises the following steps: dynamically adjusting the content pushing sequence and opportunity of a teaching scene based on real-time feedback data of a student; creating a virtual reality environment to simulate different music scenes and introducing interactive elements; a multi-level teaching resource library is provided to match the requirements of different learning stages; and a personalized guide prompt is triggered to enhance the understanding and participation sense of the trainee. Through the scheme, the problem of how to intelligently regulate and control the content pushing sequence and time of the teaching scene so as to solve the problem that the course progress is not matched with the understanding degree of students can be solved.

A children's toy with touch interactivity. The children's toy generally includes a user input panel and one or more touch sensors. The user input panel may be formed from a natural organic material such as wood. The toy can be shaped and ornamented to resemble a toy tablet with buttons or icons incorporating images of one or more animals and configured to play animal sounds or information about the animals in response to user input applied to the user input panel and sensed by the touch sensors.

The invention discloses an AI-based piano practice assisting method, system and equipment and a medium, and the method specifically comprises the steps: carrying out the denoising and segmentation of sound data through employing a signal processing technology, extracting the finger key time sequence characteristics of motion data through employing a motion recognition algorithm, and obtaining a sound feature set and a motion feature set; based on the sound feature set and the action feature set, performing multi-dimensional analysis by adopting a bimodal Transform evaluation network to obtain a first evaluation score; acquiring emotional expression data of the learner during piano playing, and analyzing and processing the emotional expression data according to a preset emotional analysis model to obtain an emotional analysis result; and according to the first sentiment analysis result and the first evaluation score, a deep learning algorithm is adopted to classify playing styles and weak links of the learner, and a personalized improvement direction and a priority sequence are determined. According to the invention, comprehensive playing evaluation and sentiment analysis are provided for learners, and the efficiency and pertinence of piano practice are effectively improved.

The invention belongs to the technical field of music teaching, and discloses a music score recognition plate for music teaching, which comprises a music score recognition plate main body, a bracket mechanism mounted outside the music score recognition plate main body, a protection mechanism mounted outside the music score recognition plate main body, a music score plate fixed outside the music score recognition plate main body, and a swing mechanism arranged inside the music score recognition plate main body. According to the music score recognition device, through cooperation of a first connecting rod, a connecting piece and an indicating plate structure, the marked music score magnetic attraction blocks can be attracted to the interior of a mounting strip, a user can position the positions of each group of the music score magnetic attraction blocks through an observation window, and the music score recognition device is convenient to use and high in practicability. When the rack moves, the connecting piece can be driven to rotate through the teeth, so that different note magnetic attraction blocks can be observed when the observation window rotates along with the connecting piece and the indicating plate, notes marked on each group of note magnetic attraction blocks are different, and the purpose of improving the music score recognition ability of the device and exercising students is achieved.

The invention relates to the technical field of voice analysis, and particularly discloses a vocal music training method and system based on artificial intelligence, and the method comprises the steps: collecting and analyzing the body posture parameters of a target vocal music training person, carrying out the preprocessing, detecting the posture abnormality, forming a first abnormal training set, capturing and analyzing the pronunciation feature parameters, and recognizing the pronunciation abnormality, thereby obtaining a vocal music training result; and integrating the first abnormal training set and the second abnormal training set to generate a total abnormal parameter training set, matching a correction set, and visually displaying the body posture abnormal degree and the abnormal reason and the pronunciation abnormal degree and the reason, so that the target vocal music training personnel can visually see own posture and pronunciation problems, and self-adjustment and correction are facilitated.

The invention relates to the technical field of automatic pedal accompaniment, in particular to a method and system for inserting pedal data in a playing file. The method comprises the following steps: identifying change nodes generating chord changes in a music score file; selecting at least one change node as a first insertion node; acquiring pedal data corresponding to the first insertion node, and identifying adjacent basic information of the first insertion node as an index array; searching a matching event group matched with the index array in the playing file; setting a second insertion node in the playing file according to the position of the matching event group; and inserting the pedal data into the second insertion node. Automatic pedal accompaniment can be provided for a user, the problem that part of players cannot step on pedals in the playing process is solved, meanwhile, the requirement that part of players want to quote pedal data of other people for accompaniment can be met, and therefore the playing difficulty is greatly reduced, and the playing effect is improved.

The invention relates to the field of piano intelligent display, in particular to a data set display method, system and device and a medium. The music score data comprises one or more of the following: standard time values, standard strength, standard fingering and standard pitches corresponding to the plurality of notes; the playing data of the user are obtained, the playing data of the user comprise data sets at multiple moments, and the data sets comprise one or more of the following data: time value data, force data, fingering data and pitch data; judging whether at least one data group is matched with the corresponding music score data or not; if yes, correlation comparison is carried out on the music score data and the matched data set, and the difference degree is calculated; and displaying the music score, and displaying the associated data group in a region corresponding to the notes. According to the playing data display method provided by the invention, visual optimization can be realized on the basis of ensuring the integrity of playing parameters.

The invention relates to the field of language training, and discloses a voice auditory language training method and system based on artificial intelligence, and the method comprises the steps: obtaining a preset language training scheme of a trainee, controlling a voice collection device to carry out pre-training based on the preset training scheme, and obtaining the actual voice data generated by the trainee in the pre-training process; and determining a preset voice model which the trainee should reach in the training process, evaluating the pronunciation quality of the trainee according to the actual voice data and the preset voice model, and generating a first evaluation result or a second evaluation result. According to the method and the device, a personalized training adjustment scheme can be generated for each trainee by acquiring the actual voice data of the trainee and comparing and analyzing the actual voice data with the preset voice model, the pronouncing characteristics of each trainee are considered in the scheme, accurate optimization can be carried out according to the difference of the pronouncing quality, and the training pertinence is enhanced.

Methods and systems are disclosed to facilitate creating the sensation of vibrotactile movement on the body of a user. Vibratory motors are used to generate a haptic language for music or other stimuli that is integrated into wearable technology. The disclosed system in certain embodiments enables the creation of a family of devices that allow people such as those with hearing impairments to experience sounds such as music or other input to the system. For example, a “sound vest” or other wearable array transforms musical input to haptic signals so that users can experience their favorite music in a unique way, and can also recognize auditory or other cues in the user's real or virtual reality environment and convey this information to the user using haptic signals.

A playback system is provided for altering the frame rate of streaming digital movie data for synchronizing with audio data recording to create a synchronized audiovisual work. The system can have a video that is synchronized with the variations in the tempo of the audio data through a variable timing reference track designed and provided for a user, wherein the designing of the variable timing reference track includes creating a tempo map having variable tempos, rhythms, and beats using notes from the audio data.

An object of a system according to an embodiment is to accurately identify the pitch of a sound and provide visual and auditory feedback.SOLUTION: A system includes a sound recognition and analysis unit, a visual display unit, and an auditory feedback unit. The sound recognition and analysis unit identifies the pitch of the sound using the generated AI. The visual display unit visually displays the pitch of the sound identified by the sound recognition and analysis unit. The auditory feedback unit aurally feeds back the pitch of the sound specified by the sound recognition and analysis unit.SELECTED DRAWING: Figure 1

Systems and processors associated with an electronic keyboard are described. An example system includes an electronic keyboard with a threshold number of keys extending across a first width; and a display positioned above the electronic keyboard, the display extending at least as wide as the first width. The display provides real-time visual prompts aligned with each key, including the partially covered edge keys, and hosts an Al-driven user interface. A camera may capture a player's posture, hand position, gaze, and facial expressions. Transformer-based models may process inputs to generate adaptive feedback, emotion-aware coaching, and / or gamified scoring. Haptic key actuators, synchronized LEDs, and audio cues reinforce the feedback, while on-device encrypted inference and differential-privacy may filter and secure all biometric data.

The teachings described herein are generally directed to a system, method, and apparatus for separating and mixing tracks within music. The system can have a video that is synchronized with the variations in the musical tempo through a variable timing reference track designed and provided for a user of the preselected performance that was prerecorded, wherein the designing of the variable timing reference track includes creating a tempo map having variable tempos, rhythms, and beats using notes from the preselected performance.

The invention discloses a classification training method and system for sound spitting speed and definition of clarinet, and relates to the technical field of clarinet training. The rhythm signal of the player is captured in real time through the high-precision audio sensor, the rhythm speed is dynamically adjusted based on the preset threshold value so as to provide self-adaptive training difficulty, and real-time monitoring data is seamlessly integrated to the intelligent feedback system for generation of a subsequent evaluation report, so that the training efficiency is improved. It is ensured that a primary trainee can establish a stable rhythm basis step by step, and human error interference is reduced; a high-precision microphone is adopted to capture playing audios in real time, key feature parameters are automatically extracted through an embedded signal processing algorithm, a training scheme is optimized in combination with historical records, and it is ensured that a player can visually recognize improvement points and improve the performance ability in complex music segments; the breath efficiency index is calculated through an embedded algorithm, and the output of the audio recording and analyzing module is combined to generate personalized breath optimization suggestions, so that the breath control precision in playing is improved.

The invention discloses a music teaching touch device for blind people, which comprises a supporting seat and a teaching touch seat, and a plurality of dynamic dot matrix seats are arranged on the teaching touch seat in an array. Three rows and two columns of flexible pads are arranged at the top of each dynamic dot matrix base to form a Braille display matrix, and an electromagnetic plunger assembly is arranged below each dynamic dot matrix base to independently drive each dot position to protrude and reset, so that dynamic display of music Braille and graphs is achieved. The bottom of the dynamic dot matrix seat is connected through a silica gel bowl, and a conducting strip is arranged in the bowl and can be in contact with a corresponding conducting material on a circuit board in the teaching touch seat. When a user presses the dynamic dot matrix seat displaying specific notes, pitch sounding of the notes is triggered. According to the invention, the dynamic tactile display function and the pressing input function are integrated, so that refreshing and interactive learning of the braille music score are realized, and a multi-mode feedback closed loop is realized through tactile sense, auditory sense and operation.

The invention provides a multi-mode interactive piano teaching and training system, and relates to the technical field of piano teaching and training, and the system carries out the cooperative fitting of a reciprocating motion track, obtains a cooperative contraction rule of a finger of a player on a piano keyboard, determines a fingering control label during the fingering rhythm synchronization according to the cooperative contraction rule, and carries out the fingering control. The fingering control label is used for carrying out tactile path guidance on the fingering decision attribute during playing; performing cross comparison on the rhythm synchronization data and the dynamic playing information to obtain a rhythm deviation identifier during music style conversion, and further performing auditory perception regulation and control on a beat point time sequence interval during playing through rhythm compensation constraint; and carrying out interactive fusion on the finger moving decision attribute after tactile path guidance and the beat point time sequence interval after auditory perception regulation and control, generating a playing manifold without a track, and projecting the playing manifold to the surface of the key in real time. According to the method and the device, real-time guidance of piano teaching can be formed in multi-modal interactive fusion teaching, so that the training adaptability of a player is improved.

Provided herein is a musical training system associated with an edge network. The musical training system can include a wearable device operable to track user finger positions and provide haptic feedback to the user, one or more processors connected to the edge network, and a memory storing instructions that, when executed by the one or more processors, causes the one or more processers to: receive user finger positions from the wearable device, compare the user finger positions to stored optimal finger positions, and cause the wearable device to provide haptic feedback to the user based on the comparison of the user finger position to the stored optimal user finger positions.

The present application provides a multimodal interactive piano teaching and training system, which relates to the technical field of piano teaching and training. The system performs collaborative fitting on the reciprocating motion trajectory to obtain the collaborative contraction rules of the player's fingers on the piano keyboard. The fingering control labels during fingering rhythm synchronization are determined according to the collaborative contraction rules, and then the fingering control labels are used to guide the fingering decision attributes during playing by tactile paths; the rhythm synchronization data and dynamic playing information are cross-compared to obtain the rhythm deviation identifier during music style conversion, and then the beat timing spacing during playing is auditory perceptually regulated by the rhythm compensation constraint; the fingering decision attributes after tactile path guidance and the beat timing spacing after auditory perceptual regulation are interactively fused to generate a playing manifold of an unseen piece of music and project it onto the key surface in real time. The present application can form real-time guidance for piano teaching in multimodal interactive fusion teaching to improve the player's training adaptability.

A Chord Map comprises three circular, independently rotatable, concentrically aligned layers of music information: chord array, mode numerals, and grouping. The chord array layer comprises an inner ring (12 major chords), a middle ring (12 minor chords), and an outer ring (12 diminished chords). Text, color, and shape are used to identify the chords, harmonic relationships, and intervallic distances. Spatial organization illustrates chord relationships. The mode numerals layer comprises an inner ring, a middle ring, and an outer ring—each comprising 12 symbols to identify major chords, minor chords, and diminished chords. Sharp and flat symbols further distinguish chords in relation to a given tonic. The mode numerals layer may additionally comprise seven mode labels. The grouping layer comprises an outline to group chords and symbols in the other two layers. The mode numerals layer and grouping layer are transparent so that the information in the chord array layer is visible.