CN108653898A - A kind of method for playing music and wearable device for pacifying children - Google Patents
A kind of method for playing music and wearable device for pacifying children Download PDFInfo
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- CN108653898A CN108653898A CN201810254780.0A CN201810254780A CN108653898A CN 108653898 A CN108653898 A CN 108653898A CN 201810254780 A CN201810254780 A CN 201810254780A CN 108653898 A CN108653898 A CN 108653898A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M21/00—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M21/00—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis
- A61M2021/0005—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis by the use of a particular sense, or stimulus
- A61M2021/0027—Other devices or methods to cause a change in the state of consciousness; Devices for producing or ending sleep by mechanical, optical, or acoustical means, e.g. for hypnosis by the use of a particular sense, or stimulus by the hearing sense
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Abstract
The present embodiments relate to wearable device technical fields, disclose a kind of method for playing music and wearable device for pacifying children, and this method includes：Wearable device is monitored environment source of sound by the recording microphone of the wearable device after detecting that the wearable device is worn by children；Verify whether the environment source of sound matches with children's sobbing source of sound in database；After children's sobbing source of sound in verifying out the environment source of sound and database matches, the wearable device plays target music, and the target music alleviates the mood of children for attracting transfer attention children.Implement the embodiment of the present invention, music can be played when children cry and shift child attention in time, alleviate the mood of children, improves the pleasant feeling that children wear wrist-watch.
Description
Technical field
The present invention relates to wearable device technical fields, and in particular to it is a kind of for pacify children method for playing music and
Wearable device.
Background technology
Currently, more and more children wear the wearable devices such as phone wrist-watch, Intelligent bracelet.Children wear wearable
Equipment is typically just used to converse and locating and monitoring, and children are easy since the age is smaller when walking or encountering small setback
It crys, existing wearable device can not help children to alleviate mood when children cry, and distract attention.
Invention content
The embodiment of the invention discloses a kind of method for playing music and wearable device for pacifying children, can be in youngster
Music is played when child crys and shifts child attention in time, alleviates the mood of children, improves the pleasant feeling that children wear wrist-watch.
First aspect of the embodiment of the present invention discloses a kind of method for playing music for pacifying children, the method includes：
Wearable device passes through the recording of the wearable device after detecting that the wearable device is worn by children
Microphone is monitored environment source of sound；
Verify whether the environment source of sound matches with children's sobbing source of sound in database；
After children's sobbing source of sound in verifying out the environment source of sound and database matches, the wearable device is broadcast
Target music is put, the target music alleviates the mood of children for attracting transfer attention children.
As an alternative embodiment, in first aspect of the embodiment of the present invention, the method further includes：
Wearable device is detected by the infrared detection module, fingerprint identification module of the close skin side positioned at the wearable device bottom
The distance between the wearable device and outer barrie object；
It is described wearable to set when being less than or equal to pre-determined distance at a distance from the wearable device is between outer barrie object
The standby bottom temp detection module by the close skin side positioned at the wearable device bottom detects outer barrie object
Temperature；
When the temperature of the outer barrie object is within the scope of default temperature, can be worn described in the wearable device determination
Equipment is worn to be in by wearing state；
The wearable device detects the wearable device and is in by the watchband elasticity under wearing state；
The wearable device verify the watchband elasticity whether with the pre-recorded wearable device by children
Watchband elasticity when wearing matches, if matched, determines that the wearable device is worn by children.
As an alternative embodiment, in first aspect of the embodiment of the present invention, the wearable device detects institute
Wearable device is stated to be in by the watchband elasticity under wearing state, including：
The wearable device, which obtains the wearable device and is in, to be detected by the pressure sensor under wearing state
Pressure value, wherein the pressure sensor is arranged in the close skin side of the wearable device bottom；
The wearable device determines the watchband elasticity of the wearable device according to the pressure value obtained.
As an alternative embodiment, in first aspect of the embodiment of the present invention, verifying out to the ambient sound
It is described after source matches with children's sobbing source of sound in database and before wearable device broadcasting target music
Method further includes：
The wearable device reads pre-recorded child age information；
The wearable device is by the child age information reporting to high in the clouds, so that the high in the clouds is searched for from music libraries
Compatible with the child age information, the current highest target music of hot topic degree；
The wearable device receives the target music of the high in the clouds push.
As an alternative embodiment, in first aspect of the embodiment of the present invention, the environment source of sound is being verified out
After being mismatched with children's sobbing source of sound in database, the method further includes：
The ECG data of the wearable device acquisition children；
The wearable device carries out denoising to the ECG data；
The wearable device extracts the R in the ECG data Jing Guo denoising using ECG R wave extraction algorithm
RR spacing between adjacent R wave in crest value, and the calculating ECG data by denoising；
The wearable device calculates frequency-domain index, time domain index and the nonlinear indicator of the RR spacing；Wherein, described
Frequency-domain index includes parasympathetic nerve activity index, and the time domain index includes short distance heart rate fluctuations index；The short distance heart
Rate mobility index is calculated by obtaining the root mean square of the RR spacing difference quadratic sum；The parasympathetic nerve activity index
It is calculated by Fast Fourier Transform (FFT)；The nonlinear indicator is calculated by fractal dimension computational methods；
The wearable device analyzes the mood of children according to the frequency-domain index, time domain index and nonlinear indicator
Energy value；The energy value is the multiple linear regression side established according to the time domain index, frequency-domain index and nonlinear indicator
The value that journey is calculated；
Whether not the wearable device wears the mood of the children of the wearable device according to energy value identification
Stablize, if unstable, the step of executing the broadcasting target music.
Second aspect of the embodiment of the present invention discloses a kind of wearable device, including：
Source of sound monitoring unit wearable is set by described for after detecting that the wearable device is worn by children
Standby recording microphone is monitored environment source of sound；
Source of sound verification unit, for verifying whether the environment source of sound matches with children's sobbing source of sound in database；
Music unit verifies out the environment source of sound in the source of sound verification unit and crys with the children in database
After source of sound matches, target music is played, the target music alleviates the feelings of children for attracting transfer attention children
Thread.
As an alternative embodiment, in second aspect of the embodiment of the present invention, the wearable device further includes：
Distance detection unit, for the infrared detection mould by the close skin side positioned at the wearable device bottom
Block detects the distance between the wearable device and outer barrie object；
Temperature detecting unit, for be less than or equal at a distance from the wearable device is between outer barrie object it is default away from
From when, outer barrie object is detected by the bottom temp detection module of the close skin side positioned at the wearable device bottom
Temperature；
First order confirmation unit, for when the temperature of the outer barrie object is within the scope of default temperature, determining institute
Wearable device is stated to be in by wearing state；
Elasticity detection unit is in for detecting the wearable device by the watchband elasticity under wearing state；
Second level confirmation unit, for verify the watchband elasticity whether with the pre-recorded wearable device quilt
Watchband elasticity when children wear matches, if matched, determines that the wearable device is worn by children.
As an alternative embodiment, in second aspect of the embodiment of the present invention, the elasticity detection unit is used
It is in the pressure value detected by the pressure sensor under wearing state in obtaining the wearable device, wherein the pressure
Sensor is arranged in the close skin side of the wearable device bottom；And according to obtain pressure value, determine described in can
The watchband elasticity of wearable device.
As an alternative embodiment, in second aspect of the embodiment of the present invention, the wearable device further includes：
Music acquiring unit, for verifying out the environment source of sound and the children in database in the source of sound verification unit
After sobbing source of sound matches, pre-recorded child age information is read；By the child age information reporting to high in the clouds, so that
Compatible with the child age information, the current highest target music of hot topic degree is searched in the high in the clouds from music libraries；It connects
The target music of the high in the clouds push is received, and is supplied to the music unit.
As an alternative embodiment, in second aspect of the embodiment of the present invention, the wearable device further includes：
Mood determination unit, for verifying out the environment source of sound and the children in database in the source of sound verification unit
After sobbing source of sound mismatches, the ECG data of children is acquired；Denoising is carried out to the ECG data；Using electrocardiogram
R crest values in ECG data of the R wave extraction algorithms extraction Jing Guo denoising, and calculating are described by denoising
RR spacing between adjacent R wave in ECG data；Calculate frequency-domain index, time domain index and the nonlinear indicator of the RR spacing；
Wherein, the frequency-domain index includes parasympathetic nerve activity index, and the time domain index includes short distance heart rate fluctuations index；Institute
Short distance heart rate fluctuations index is stated by obtaining the root mean square of the RR spacing difference quadratic sum to calculate；The parasympathetic nerve
Activity index is calculated by Fast Fourier Transform (FFT)；The nonlinear indicator is calculated by fractal dimension computational methods；Root
According to the frequency-domain index, time domain index and nonlinear indicator, the energy value of the mood of children is analyzed；The energy value is according to institute
State the value that the multiple linear regression equations that time domain index, frequency-domain index and nonlinear indicator are established are calculated；According to the work
Whether the mood for the children that the wearable device is worn in force value identification is unstable；
The music unit is additionally operable to identify in the mood determination unit and wears the youngster of the wearable device
Virgin emotional lability timing, executes the broadcasting target music.
The third aspect of the embodiment of the present invention discloses a kind of wearable device, including：
It is stored with the memory of executable program code；
The processor coupled with the memory；
The processor calls the executable program code stored in the memory, executes the embodiment of the present invention the
The method for playing music for pacifying children disclosed in one side.
Fourth aspect of the embodiment of the present invention discloses a kind of computer readable storage medium, stores computer program, wherein
The computer program makes computer execute the music for pacifying children disclosed in first aspect of the embodiment of the present invention
Playback method.
Compared with prior art, the embodiment of the present invention has the advantages that：
In the embodiment of the present invention, after detecting that wearable device is worn by children, can verify can wear wearable device
Wear whether the environment source of sound that the recording microphone of equipment monitors matches with children's sobbing source of sound in database, if phase
Match, wearable device can play target music, to attract transfer attention children, alleviate the mood of children, improve children
Wear the pleasant feeling of wrist-watch.
Description of the drawings
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to needed in the embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is a kind of flow diagram for pacifying the method for playing music of children disclosed by the embodiments of the present invention；
Fig. 2 is another flow diagram for pacifying the method for playing music of children disclosed by the embodiments of the present invention；
Fig. 3 be it is disclosed by the embodiments of the present invention another be used for pacify children method for playing music flow diagram；
Fig. 4 is a kind of structural schematic diagram of wearable device disclosed by the embodiments of the present invention；
Fig. 5 is the structural schematic diagram of another wearable device disclosed by the embodiments of the present invention；
Fig. 6 is the structural schematic diagram of another wearable device disclosed by the embodiments of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Based on this
Embodiment in invention, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall within the protection scope of the present invention.
It should be noted that the term " comprising " and " having " in the embodiment of the present invention and attached drawing and their any changes
Shape, it is intended that cover and non-exclusive include.Such as contain the process of series of steps or unit, method, system, product or
Equipment is not limited to the step of having listed or unit, but further includes the steps that optionally not listing or unit or optional
Ground further includes for the intrinsic other steps of these processes, method, product or equipment or unit.
The embodiment of the invention discloses a kind of method for playing music and wearable device for pacifying children, can be in youngster
Music is played when child crys and shifts child attention in time, alleviates the mood of children, improves the pleasant feeling that children wear wrist-watch.With
It is lower to be described in detail respectively.
Embodiment one
Referring to Fig. 1, Fig. 1 is a kind of flow for pacifying the method for playing music of children disclosed by the embodiments of the present invention
Schematic diagram.As shown in Figure 1, the method for playing music for being used to pacify children may comprise steps of：
101, wearable device passes through the recording microphone of wearable device after detecting that wearable device is worn by children
Environment source of sound is monitored.
As an alternative embodiment, wearable device includes：Device Host is connected to the soft of device Host both ends
Property fix band；At least one metal strain plate is provided in flexible fixing strap；Device Host is enclosed with flexible fixing strap when wearing
At an annulus, the side close to skin is provided at least a pair of metal electrodes inside annulus；Device Host is used for according to extremely
The deformation resistance value that a few metal strain plate detects and the skin conductance value that at least a pair of metal electrodes detects, Ke Yizhun
Whether true determination wearable device is worn.
102, whether the environment source of sound that wearable device verification monitors matches with children's sobbing source of sound in database,
If matching executes step 103；If conversely, mismatching, step 101 is continued to execute.
As an alternative embodiment, in the embodiment of the present invention, the environment source of sound meeting that is monitored due to recording microphone
Containing ambient noise, therefore, wearable device first can carry out pre- discrete sampling and amount to the environment source of sound containing ambient noise
Change obtains data frame, and builds the wavelet neural network based on Morlet wavelet functions to data frame, for wavelet neural network
Parameter builds population fitness function, then obtains the optimized parameter of wavelet neural network by particle cluster algorithm, by data frame
Input wavelet neural network is filtered, and to remove noise, extraction obtains voice signal；Further, wearable device can
To identify whether the vocal print feature of voice signal extracted matches with the vocal print feature of children's sobbing source of sound in database,
If matched, step 103 is executed；If conversely, mismatching, step 101 is continued to execute.Wherein, implement the above embodiment, it can
To improve the fitness to the noise characteristic of varying environment sound source.
Wherein, whether the vocal print feature for the voice signal that wearable device identification extracts crys with the children in database
The vocal print feature of source of sound matches, including：
Wearable device pre-processes the voice signal extracted, and pretreatment includes at preemphasis, framing and adding window
Reason；
Wearable device extracted from pretreated voice signal vocal print feature MFCC, LPCC, △ MFCC, △ LPCC,
Energy, the first-order difference of energy and GFCC collectively constitute the first multidimensional characteristic vectors, wherein：MFCC is mel-frequency cepstrum system
Number, LPCC are linear prediction residue error, and △ MFCC are the first-order difference of MFCC, and △ LPCC are the first-order difference of LPCC, GFCC
For Gammatone filter cepstrum coefficients；
Wearable device judge the first multidimensional characteristic vectors whether the vocal print feature with children's sobbing source of sound in database
Corresponding second multi-C vector exactly matches, if exactly matched, accurately identifies the vocal print of the voice signal extracted
Feature and the vocal print feature of children's sobbing source of sound in database match.
103, wearable device plays target music, and target music alleviates children for attracting transfer attention children
Mood.
In the embodiment of the present invention, target music can be the preset attention for attracting transfer children of wearable device
Power alleviates the music of the mood of children, can also be the attention for attracting transfer children that wearable device is obtained from high in the clouds
Power, alleviates the music of the mood of children, and the embodiment of the present invention is not construed as limiting.
In the method described in Fig. 1, ring that wearable device is monitored in the recording microphone for verifying out wearable device
When border source of sound matches with children's sobbing source of sound in database, wearable device can play target music, to attract transfer
Attention children alleviates the mood of children, improves the pleasant feeling that children wear wrist-watch.
Embodiment two
Referring to Fig. 2, Fig. 2 is another stream for pacifying the method for playing music of children disclosed by the embodiments of the present invention
Journey schematic diagram.As shown in Fig. 2, the method for playing music for being used to pacify children may comprise steps of：
201, wearable device is detected by the infrared detection module, fingerprint identification module of the close skin side positioned at wearable device bottom
The distance between wearable device and outer barrie object.
When 202, being less than or equal to pre-determined distance at a distance from wearable device is between outer barrie object, wearable device is logical
Cross the temperature of the bottom temp detection module detection outer barrie object positioned at the close skin side of wearable device bottom.
203, when the temperature of outer barrie object is within the scope of default temperature, wearable device determines at wearable device
In by wearing state.
204, wearable device detection wearable device is in by the watchband elasticity under wearing state.
As an alternative embodiment, wearable device detection wearable device is in by the watchband under wearing state
Elasticity, including：
Wearable device obtains wearable device and is in the pressure value detected by the pressure sensor under wearing state,
In, pressure sensor is arranged in the close skin side of wearable device bottom；
Wearable device determines the watchband elasticity of wearable device according to the pressure value obtained.
As another optional embodiment, wearable device detection wearable device is in by the table under wearing state
Band elasticity, including：
Wearable device includes：Device Host, the flexible fixing strap for being connected to device Host both ends；
On this basis, wearable device can detect the flexible fixing strap for being connected to device Host both ends to device Host
The sum of the pulling force at both ends determines the watchband elasticity of wearable device according to the sum of the pulling force；Wherein, the watchband of wearable device
The sum of elasticity and the pulling force are proportional.
205, wearable device verifies whether above-mentioned watchband elasticity is worn with pre-recorded wearable device by children
When watchband elasticity match, if matched, execute step 206- steps 208；If mismatched, terminate this flow.
206, wearable device determines that wearable device is worn by children.
207, wearable device passes through the recording microphone of wearable device after detecting that wearable device is worn by children
Environment source of sound is monitored.
208, whether the environment source of sound that wearable device verification monitors matches with children's sobbing source of sound in database,
If matching executes step 209- steps 212；If conversely, mismatching, step 207 is continued to execute.
209, wearable device reads pre-recorded child age information.
210, wearable device by pre-recorded child age information reporting to high in the clouds so that high in the clouds is searched from music libraries
Rope is compatible with pre-recorded child age information, the current highest target music of hot topic degree.
211, wearable device receives the target music of high in the clouds push.
212, wearable device plays target music, and target music alleviates children for attracting transfer attention children
Mood.
In the method described in Fig. 2, ring that wearable device is monitored in the recording microphone for verifying out wearable device
When border source of sound matches with children's sobbing source of sound in database, wearable device can play target music, to attract transfer
Attention children alleviates the mood of children, improves the pleasant feeling that children wear wrist-watch.
Embodiment three
Referring to Fig. 3, Fig. 3 is another stream for pacifying the method for playing music of children disclosed by the embodiments of the present invention
Journey schematic diagram.As shown in figure 3, the method for playing music for being used to pacify children may comprise steps of：
301, wearable device is detected by the infrared detection module, fingerprint identification module of the close skin side positioned at wearable device bottom
The distance between wearable device and outer barrie object.
When 302, being less than or equal to pre-determined distance at a distance from wearable device is between outer barrie object, wearable device is logical
Cross the temperature of the bottom temp detection module detection outer barrie object positioned at the close skin side of wearable device bottom.
303, when the temperature of outer barrie object is within the scope of default temperature, wearable device determines at wearable device
In by wearing state.
304, wearable device detection wearable device is in by the watchband elasticity under wearing state.
305, wearable device verifies whether above-mentioned watchband elasticity is worn with pre-recorded wearable device by children
When watchband elasticity match, if matched, execute step 306- steps 308；If mismatched, terminate this flow.
306, wearable device determines that wearable device is worn by children.
307, wearable device passes through the recording microphone of wearable device after detecting that wearable device is worn by children
Environment source of sound is monitored.
308, whether the environment source of sound that wearable device verification monitors matches with children's sobbing source of sound in database,
If mismatching, step 309- steps 313 are executed；Conversely, if matching, executes step 314- steps 317.
309, the ECG data of wearable device acquisition children.
310, wearable device carries out denoising to the ECG data, is extracted using ECG R wave extraction algorithm
By the R crest values in the ECG data of denoising, and calculate adjacent R wave in the ECG data Jing Guo denoising
Between RR spacing.
311, wearable device calculates frequency-domain index, time domain index and the nonlinear indicator of RR spacing；Wherein, frequency-domain index
Including parasympathetic nerve activity index, time domain index includes short distance heart rate fluctuations index；Short distance heart rate fluctuations index passes through
The root mean square of RR spacing difference quadratic sums is obtained to calculate；Parasympathetic nerve activity index is counted by Fast Fourier Transform (FFT)
It calculates；Nonlinear indicator is calculated by fractal dimension computational methods.
312, wearable device analyzes the vigor of the mood of children according to frequency-domain index, time domain index and nonlinear indicator
Value；Energy value is what the multiple linear regression equations established according to time domain index, frequency-domain index and nonlinear indicator were calculated
Value.
313, wearable device identifies whether the mood for the children for wearing wearable device is unstable according to energy value, if
It is unstable, execute step 314- steps 317；If stablized, terminate this flow.
As an alternative embodiment, in above-mentioned steps 313, wearable device is worn and can be worn according to energy value identification
The emotional lability timing for wearing the children of equipment, can directly execute step 317, the embodiment of the present invention is not construed as limiting.
314, wearable device reads pre-recorded child age information.
315, wearable device by pre-recorded child age information reporting to high in the clouds so that high in the clouds is searched from music libraries
Rope is compatible with pre-recorded child age information, the current highest target music of hot topic degree.
316, wearable device receives the target music of high in the clouds push.
317, wearable device plays target music, and target music alleviates children for attracting transfer attention children
Mood.
As an alternative embodiment, after broadcasting target music finishes, further detection can for wearable device
The environment source of sound that the recording microphone of wearable device monitors matches with children's sobbing source of sound in database, if still phase
Match, wearable device dials the phone of preset monitoring user (such as parent or teacher) so that monitoring user it is long-range to children
Voice is carried out to pacify.
In the method described in Fig. 3, ring that wearable device is monitored in the recording microphone for verifying out wearable device
When border source of sound matches with children's sobbing source of sound in database, wearable device can play target music, to attract transfer
Attention children alleviates the mood of children, improves the pleasant feeling that children wear wrist-watch.
Example IV
Referring to Fig. 4, Fig. 4 is a kind of structural schematic diagram of wearable device disclosed by the embodiments of the present invention.Such as Fig. 4 institutes
Show, which may include：
Source of sound monitoring unit 401, for after detecting that wearable device is worn by children, passing through the record of wearable device
Sound microphone is monitored environment source of sound；
Source of sound verification unit 402, for verify above-mentioned environment source of sound and children's sobbing source of sound in database whether phase
Match；
Music unit 403, for verifying out above-mentioned environment source of sound and the youngster in database in source of sound verification unit 402
After virgin sobbing source of sound matches, target music is played, target music alleviates the feelings of children for attracting transfer attention children
Thread.
As an alternative embodiment, wearable device further includes：Device Host is connected to device Host both ends
Flexible fixing strap；At least one metal strain plate is provided in flexible fixing strap；Device Host is with flexible fixing strap when wearing
It surrounds an annulus, the side close to skin is provided at least a pair of metal electrodes inside annulus；Device Host is used for basis
The deformation resistance value that at least one metal strain plate detects and the skin conductance value that at least a pair of metal electrodes detects, can be with
Accurately determine whether wearable device is worn.
As an alternative embodiment, in the embodiment of the present invention, the environment source of sound meeting that is monitored due to recording microphone
Containing ambient noise, therefore, source of sound verification unit 402 first can carry out pre- discrete sampling to the environment source of sound containing ambient noise
Data frame is obtained with quantization, and the wavelet neural network based on Morlet wavelet functions is built to data frame, for wavelet neural
Network parameter builds population fitness function, then obtains the optimized parameter of wavelet neural network by particle cluster algorithm, will count
It is filtered according to frame input wavelet neural network, to remove noise, extraction obtains voice signal；Further, source of sound verifies
Unit 402 can identify whether the vocal print feature of the voice signal extracted is special with the vocal print of children's sobbing source of sound in database
Sign matches, if matching, after determining that above-mentioned environment source of sound matches with children's sobbing source of sound in database；If conversely, not
Match, determines that above-mentioned environment source of sound is mismatched with children's sobbing source of sound in database.Wherein, implement the above embodiment, it can be with
Improve the fitness to the noise characteristic of varying environment sound source.
Wherein, source of sound verification unit 402 identify the vocal print feature of voice signal that extracts whether with the youngster in database
The vocal print feature of virgin sobbing source of sound matches, including：
Source of sound verification unit 402 pre-processes the voice signal extracted, and pretreatment includes preemphasis, framing and adds
Window processing；
Source of sound verification unit 402 extracts vocal print feature MFCC, LPCC, △ MFCC, △ from pretreated voice signal
LPCC, energy, the first-order difference of energy and GFCC collectively constitute the first multidimensional characteristic vectors, wherein：MFCC is mel-frequency
Cepstrum coefficient, LPCC are linear prediction residue error, and △ MFCC are the first-order difference of MFCC, and △ LPCC are a scale of LPCC
Point, GFCC is Gammatone filter cepstrum coefficients；
Source of sound verification unit 402 judge the first multidimensional characteristic vectors whether the vocal print with children's sobbing source of sound in database
Corresponding second multi-C vector of feature exactly matches, if exactly matched, accurately identifies the voice signal extracted
Vocal print feature and the vocal print feature of children's sobbing source of sound in database match.
Embodiment five
Referring to Fig. 5, Fig. 5 is the structural schematic diagram of another wearable device disclosed by the embodiments of the present invention.Wherein, scheme
The wearable device described in Fig. 4 of wearable device described in 5 optimizes to obtain.It can be worn with described in Fig. 4
It wears equipment to compare, wearable device described in Fig. 5 can also include：
Distance detection unit 404, for the infrared detection mould by the close skin side positioned at wearable device bottom
Block detects the distance between wearable device and outer barrie object；
Temperature detecting unit 405, for be less than or equal at a distance from wearable device is between outer barrie object it is default away from
From when, the temperature of outer barrie object is detected by the bottom temp detection module of the close skin side positioned at wearable device bottom
Degree；
First order confirmation unit 406, for when the temperature of outer barrie object is within the scope of default temperature, determination can be worn
Equipment is worn to be in by wearing state；
Elasticity detection unit 407 is in for detecting wearable device by the watchband elasticity under wearing state；
Second level confirmation unit 408, for verify above-mentioned watchband elasticity whether with pre-recorded wearable device quilt
Watchband elasticity when children wear matches, if matched, determines that wearable device is worn by children.
As an alternative embodiment, elasticity detection unit 407 for obtain wearable device be in worn
The pressure value that pressure sensor under state detects, wherein the close skin in wearable device bottom is arranged in pressure sensor
Skin side；And according to the pressure value obtained, determine the watchband elasticity of wearable device.
As another optional embodiment, elasticity detection unit 407 can detect and be connected to wearable device
The flexible fixing strap at device Host both ends determines wearable device to the sum of the pulling force at device Host both ends according to the sum of the pulling force
Watchband elasticity；Wherein, the watchband elasticity of wearable device and the sum of the pulling force are proportional.
As an alternative embodiment, wearable device described in Fig. 5 further includes：
Music acquiring unit 409, for verifying out above-mentioned environment source of sound and the youngster in database in source of sound verification unit 402
After virgin sobbing source of sound matches, pre-recorded child age information is read；By child age information reporting to high in the clouds, so that cloud
Compatible with the child age information, the current highest target music of hot topic degree is searched at end from music libraries；Receive high in the clouds
The target music of push, and it is supplied to music unit 403.
As an alternative embodiment, wearable device described in Fig. 5 further includes：
Mood determination unit 410, for verifying out above-mentioned environment source of sound and the youngster in database in source of sound verification unit 402
After virgin sobbing source of sound mismatches, the ECG data of children is acquired；Denoising is carried out to ECG data；Using electrocardiogram R
R crest values in ECG data of the wave extraction algorithm extraction Jing Guo denoising, and calculate the electrocardio Jing Guo denoising
RR spacing between adjacent R wave in diagram data；Calculate frequency-domain index, time domain index and the nonlinear indicator of RR spacing；Wherein, frequency domain
Index includes parasympathetic nerve activity index, and time domain index includes short distance heart rate fluctuations index；Short distance heart rate fluctuations index
It is calculated by obtaining the root mean square of RR spacing difference quadratic sums；Parasympathetic nerve activity index by Fast Fourier Transform (FFT) come
It calculates；Nonlinear indicator is calculated by fractal dimension computational methods；According to frequency-domain index, time domain index and nonlinear indicator,
Analyze the energy value of the mood of children；Energy value is the polynary line established according to time domain index, frequency-domain index and nonlinear indicator
The value that property regression equation calculation obtains；Identify whether the mood for the children for wearing wearable device is unstable according to energy value；
Music unit 403 is additionally operable to identify the feelings for the children for wearing wearable device in mood determination unit 410
When thread is unstable, the step of playing target music is directly executed.
As an alternative embodiment, music acquiring unit 409 can also identify pendant in mood determination unit 410
The emotional lability timing for wearing the children of wearable device, reads pre-recorded child age information；It will be in child age information
Report is to high in the clouds, so that the highest mesh of compatible with the child age information, current hot topic degree is searched in high in the clouds from music libraries
Mark with phonetic symbols is found pleasure in；The target music of high in the clouds push is received, and is supplied to music unit 403.
As an alternative embodiment, after music unit 403 plays target music and finishes, it is wearable to set
The environment source of sound and children's sobbing source of sound phase in database that the recording microphone of standby further detection wearable device monitors
Match, if still matched, wearable device dials the phone of preset monitoring user (such as parent or teacher), so that monitoring user
Long-range pacifies children's progress voice.
In the wearable device described in Fig. 4, Fig. 5, wearable device is in the recording microphone for verifying out wearable device
When the environment source of sound monitored matches with children's sobbing source of sound in database, wearable device can play target music,
Attention children is shifted to attract, alleviates the mood of children, improves the pleasant feeling that children wear wrist-watch.
Embodiment six
Referring to Fig. 6, Fig. 6 is the structural schematic diagram of another wearable device disclosed by the embodiments of the present invention.Such as Fig. 6 institutes
Show, which may include：
It is stored with the memory 601 of executable program code；
The processor 602 coupled with memory 601；
Wherein, processor 602 calls the executable program code stored in memory 601, execution Fig. 1, Fig. 2 or 3 to be retouched
The method stated.
In the wearable device described in Fig. 6, wearable device is in the recording microphone monitoring for verifying out wearable device
To environment source of sound and database in children's sobbing source of sound match when, wearable device can play target music, to inhale
Draw transfer attention children, alleviate the mood of children, improves the pleasant feeling that children wear wrist-watch.
The embodiment of the present invention discloses a kind of computer readable storage medium, stores computer program, wherein the computer
Program makes computer execute method described in Fig. 1, Fig. 2 or Fig. 3.
One of ordinary skill in the art will appreciate that all or part of step in the various methods of above-described embodiment is can
It is completed with instructing relevant hardware by program, which can be stored in a computer readable storage medium, storage
Medium include read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory,
RAM), programmable read only memory (Programmable Read-only Memory, PROM), erasable programmable is read-only deposits
Reservoir (Erasable Programmable Read Only Memory, EPROM), disposable programmable read-only memory (One-
Time Programmable Read-Only Memory, OTPROM), the electronics formula of erasing can make carbon copies read-only memory
(Electrically-Erasable Programmable Read-Only Memory, EEPROM), CD-ROM (Compact
Disc Read-Only Memory, CD-ROM) or other disk storages, magnetic disk storage, magnetic tape storage or can
Any other computer-readable medium for carrying or storing data.
Above to it is disclosed by the embodiments of the present invention it is a kind of for pacify children method for playing music and wearable device into
It has gone and has been discussed in detail, principle and implementation of the present invention are described for specific case used herein, the above implementation
The explanation of example is merely used to help understand the method and its core concept of the present invention；Meanwhile for the general technology people of this field
Member, according to the thought of the present invention, there will be changes in the specific implementation manner and application range, in conclusion this explanation
Book content should not be construed as limiting the invention.
Claims (10)
1. a kind of method for playing music for pacifying children, which is characterized in that the method includes：
Wearable device passes through the recording microphone of the wearable device after detecting that the wearable device is worn by children
Environment source of sound is monitored；
Verify whether the environment source of sound matches with children's sobbing source of sound in database；
After children's sobbing source of sound in verifying out the environment source of sound and database matches, the wearable device plays mesh
Mark with phonetic symbols is found pleasure in, and the target music alleviates the mood of children for attracting transfer attention children.
2. method for playing music according to claim 1, which is characterized in that the method further includes：
Described in infrared detection module, fingerprint identification module detection of the wearable device by the close skin side positioned at the wearable device bottom
The distance between wearable device and outer barrie object；
When being less than or equal to pre-determined distance at a distance from the wearable device is between outer barrie object, the wearable device is logical
Cross the temperature of the bottom temp detection module detection outer barrie object positioned at the close skin side of the wearable device bottom；
When the temperature of the outer barrie object is within the scope of default temperature, the wearable device determines described wearable set
It is standby to be in by wearing state；
The wearable device detects the wearable device and is in by the watchband elasticity under wearing state；
The wearable device verifies whether the watchband elasticity is worn with the pre-recorded wearable device by children
When watchband elasticity match, if matched, determine that the wearable device is worn by children.
3. method for playing music according to claim 2, which is characterized in that the wearable device detection is described wearable
Equipment is in by the watchband elasticity under wearing state, including：
The wearable device obtains the wearable device and is in the pressure detected by the pressure sensor under wearing state
Value, wherein the pressure sensor is arranged in the close skin side of the wearable device bottom；
The wearable device determines the watchband elasticity of the wearable device according to the pressure value obtained.
4. method for playing music according to claim 1,2 or 3, which is characterized in that verifying out to the environment source of sound
After matching with children's sobbing source of sound in database and before wearable device broadcasting target music, the side
Method further includes：
The wearable device reads pre-recorded child age information；
The wearable device is by the child age information reporting to high in the clouds, so that the high in the clouds is searched for from music libraries and institute
State that child age information is compatible, the current highest target music of hot topic degree；
The wearable device receives the target music of the high in the clouds push.
5. according to claim 1-4 any one of them method for playing music, which is characterized in that verifying out the environment source of sound
After being mismatched with children's sobbing source of sound in database, the method further includes：
The ECG data of the wearable device acquisition children；
The wearable device carries out denoising to the ECG data；
The wearable device extracts the R wave crests in the ECG data Jing Guo denoising using ECG R wave extraction algorithm
RR spacing between adjacent R wave in value, and the calculating ECG data by denoising；
The wearable device calculates frequency-domain index, time domain index and the nonlinear indicator of the RR spacing；Wherein, the frequency domain
Index includes parasympathetic nerve activity index, and the time domain index includes short distance heart rate fluctuations index；The short distance heart rate becomes
Dynamic property index is calculated by obtaining the root mean square of the RR spacing difference quadratic sum；The parasympathetic nerve activity index passes through
Fast Fourier Transform (FFT) calculates；The nonlinear indicator is calculated by fractal dimension computational methods；
The wearable device analyzes the vigor of the mood of children according to the frequency-domain index, time domain index and nonlinear indicator
Value；The energy value is the multiple linear regression equations meter established according to the time domain index, frequency-domain index and nonlinear indicator
Obtained value；
Whether the wearable device is unstable according to the mood for the children that the wearable device is worn in energy value identification,
If unstable, the step of executing the broadcasting target music.
6. a kind of wearable device, which is characterized in that including：
Source of sound monitoring unit, for after detecting that the wearable device is worn by children, passing through the wearable device
Recording microphone is monitored environment source of sound；
Source of sound verification unit, for verifying whether the environment source of sound matches with children's sobbing source of sound in database；
Music unit is cryyed for verifying out the environment source of sound in the source of sound verification unit with the children in database
After source of sound matches, target music is played, the target music alleviates the feelings of children for attracting transfer attention children
Thread.
7. wearable device according to claim 6, which is characterized in that further include：
Distance detection unit, for being examined by the infrared detection module, fingerprint identification module of the close skin side positioned at the wearable device bottom
Survey the distance between the wearable device and outer barrie object；
Temperature detecting unit, for being less than or equal to pre-determined distance at a distance from the wearable device is between outer barrie object
When, outer barrie object is detected by the bottom temp detection module of the close skin side positioned at the wearable device bottom
Temperature；
First order confirmation unit is used for when the temperature of the outer barrie object is within the scope of default temperature, can described in determination
Wearable device is in by wearing state；
Elasticity detection unit is in for detecting the wearable device by the watchband elasticity under wearing state；
Second level confirmation unit, for verify the watchband elasticity whether with the pre-recorded wearable device by children
Watchband elasticity when wearing matches, if matched, determines that the wearable device is worn by children.
8. wearable device according to claim 7, which is characterized in that the elasticity detection unit is described for obtaining
Wearable device is in the pressure value detected by the pressure sensor under wearing state, wherein the pressure sensor setting
Close skin side in the wearable device bottom；And according to the pressure value obtained, determine the wearable device
Watchband elasticity.
9. according to the wearable device described in claim 6,7 or 8, which is characterized in that further include：
Music acquiring unit is cryyed for verifying out the environment source of sound in the source of sound verification unit with the children in database
After source of sound matches, pre-recorded child age information is read；By the child age information reporting to high in the clouds, so that described
Compatible with the child age information, the current highest target music of hot topic degree is searched in high in the clouds from music libraries；Receive institute
The target music of high in the clouds push is stated, and is supplied to the music unit.
10. according to claim 6-9 any one of them wearable devices, which is characterized in that further include：
Mood determination unit is cryyed for verifying out the environment source of sound in the source of sound verification unit with the children in database
After source of sound mismatches, the ECG data of children is acquired；Denoising is carried out to the ECG data；Using ECG R wave
R crest values in ECG data of the extraction algorithm extraction Jing Guo denoising, and calculate the heart by denoising
RR spacing between adjacent R wave in electromyographic data；Calculate frequency-domain index, time domain index and the nonlinear indicator of the RR spacing；Its
In, the frequency-domain index includes parasympathetic nerve activity index, and the time domain index includes short distance heart rate fluctuations index；It is described
Short distance heart rate fluctuations index is calculated by obtaining the root mean square of the RR spacing difference quadratic sum；The parasympathetic nerve is lived
Property index is calculated by Fast Fourier Transform (FFT)；The nonlinear indicator is calculated by fractal dimension computational methods；According to
The frequency-domain index, time domain index and nonlinear indicator analyze the energy value of the mood of children；The energy value is according to
The value that the multiple linear regression equations that time domain index, frequency-domain index and nonlinear indicator are established are calculated；According to the vigor
Whether the mood for the children that the wearable device is worn in value identification is unstable；
The music unit is additionally operable to identify in the mood determination unit and wears the children of the wearable device
Emotional lability timing, executes the broadcasting target music.
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