Multifunctional scalp care system and instrument equipment
By setting electrode contacts on the comb plate and combining data processing and user feedback, a spherical signal distribution and nursing solution recommendation model is established, which solves the problem of insufficient accuracy in scalp status detection in the prior art and provides a personalized nursing solution and efficient care services.
Patent Information
- Application Number
- CN202411430785.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-14
- Publication Date
- 2025-01-14
AI Technical Summary
The prior art cannot effectively recommend personalized care plans based on the user's scalp status, and the contact effect between the electrode and the scalp is affected by the user's scalp texture and hair density, resulting in insufficient accuracy in voltage value detection.
A multifunctional scalp care system is designed, and by setting electrode contacts on the comb plate, collecting scalp voltage values and combining data processing and user feedback, a spherical signal distribution model and nursing plan recommendation model is established to provide personalized care plans.
It improves the accuracy of scalp voltage value detection, reduces individual differences errors, provides personalized nursing solutions, optimizes recommendation algorithms and nursing effects, and achieves efficient scalp care services.
Smart Images
Figure CN119302610A_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to the technical field of electrotherapy equipment, and more specifically, to a multifunctional scalp care system and instrument. Background Art
[0002] Scalp health is crucial to hair growth. The scalp conditions of different users and the same user at different times are different, and using the same hair care products causes waste. Therefore, a system is needed to determine a care plan based on the user's current scalp condition. The existing technology is applied to a hair care comb, which contacts the scalp through two water-oil detection electrodes set on the comb teeth, obtains a voltage value, calculates the water-oil value of the user's scalp, and determines the amount of hair care products based on the water-oil value. However, the scalp texture and hair density of different users are different, which will affect the contact effect between the electrode and the scalp, and then affect the detection accuracy of the voltage value. In addition, the existing technology lacks the ability to recommend a suitable personalized care plan to the user based on the user's scalp condition data.
[0003] In order to solve the above problems, a technical solution is now provided. Summary of the invention
[0004] In order to overcome the above-mentioned defects of the prior art, an embodiment of the present invention provides a multifunctional scalp care system and instrument equipment, which collects scalp voltage values through electrode contacts and obtains digital signals through circuit processing, and then processes the collected data to determine the user's scalp condition, and then recommends personalized care plans based on the scalp condition and user history and feedback information, so as to solve the problems raised in the above-mentioned background technology.
[0005] To achieve the above object, the present invention provides the following technical solutions:
[0006] A multifunctional scalp care system includes a scalp data acquisition module, a data processing module, a care plan recommendation module, a user feedback module, a control scheduling module and a communication module. The scalp data acquisition module includes an electrode contact unit, a signal amplification circuit unit, an analog-to-digital converter unit and a data acquisition unit. The electrode contact unit sets an electrode contact on a comb plate every fixed number of comb teeth, establishes an electrode contact distribution signal detection model, and obtains the sum of the voltage values of all electrode contacts. The formula of the electrode contact distribution signal detection model is:
[0007]
[0008] Where: S total is the sum of the voltage values of all electrode contacts, N is the total number of electrode contacts, A i is the contact area between the ith electrode contact and the scalp, d i is the average distance between the ith electrode contact and other electrodes on the comb teeth, d jis the average distance between the jth electrode contact and other electrodes on the comb teeth, λ is the signal attenuation coefficient, S i is the signal strength of the ith electrode contact, S j is the signal strength of the jth electrode contact, and l is the total length of the comb plate.
[0009] As a further solution of the present invention, in order to adapt to the spherical characteristics of the scalp, the electrode contact design follows the geometric characteristics of the spherical surface to ensure that the electrodes are evenly distributed in different latitudes and longitudes, including the following specific contents:
[0010] A spherical signal distribution model is established. This model can effectively detect different angles and positions of the scalp, ensuring that the voltage value of each area of the scalp can be accurately detected. It is suitable for the scalp shape and hair density of different users. The formula of the spherical signal distribution model is:
[0011]
[0012] Where: S final is the sum of the spherical voltage signals, θ is the latitude angle of the electrode in the spherical coordinate system, φ is the longitude angle of the electrode in the spherical coordinate system, S total (θ, φ) is the voltage signal intensity based on any point on the spherical surface, E(θ, φ) is the error correction term used to compensate for the voltage signal detection error caused by the distribution, angle change and curvature difference of the electrode contacts on the spherical surface, and R is the radius of the scalp sphere.
[0013] As a further solution of the present invention, the control and scheduling module is connected to the scalp data acquisition module, the data processing module, the nursing plan recommendation module, the user feedback module, and the communication module respectively, and the nursing plan recommendation module is connected to the user feedback module.
[0014] As a further solution of the present invention, the data processing module processes the data acquired by the scalp data acquisition module, calculates the scalp water and oil value according to the detected voltage value, and determines the scalp state of the user, including the following specific contents:
[0015] The data processing module includes a data processing unit, an algorithm library and a calibration unit. The data processing unit calculates the water and oil value of the user's scalp based on the voltage value detected by the scalp data acquisition module using a pre-set algorithm; the algorithm library includes not only algorithms for calculating the water and oil value, but also algorithms for analyzing the temperature, humidity and pH parameters of the scalp. By comprehensively using these algorithms, the data processing unit can evaluate the scalp status from multiple angles; since the scalps of different users have individual differences, the calibration unit reduces the errors caused by individual differences. It analyzes and learns a large amount of sample data. When new data is received, the calibration unit will adjust and correct the data according to the existing calibration rules.
[0016] As a further solution of the present invention, the care plan recommendation module combines the user's scalp status data to recommend a suitable personalized care plan to the user, including the following specific contents:
[0017] A nursing plan recommendation model is established to recommend personalized nursing plans suitable for users. The formula of the nursing plan recommendation model is:
[0018]
[0019] Where: S(t) is the scoring function of the nursing plan recommendation model, H(t) is the scalp state function at time t, and H(t) satisfies Where W(t) is the water and oil value of the user's scalp at time t, T(t) is the scalp temperature of the user at time t, M(t) is the scalp humidity of the user at time t, pH(t) is the scalp pH of the user at time t, f(H(t)) is the care recommendation function based on the scalp status, and f(H(t)) satisfies Among them, β is the coefficient of controlling the recommended speed, F history (t) is the correction function at time t, which combines the user's historical data and feedback information, F history (t) Satisfaction Among them, f feedback (t) is the user’s satisfaction with the care plan at time t, f feedback The value range of (t) is [-1,1].
[0020] As a further solution of the present invention, the user feedback module removes invalid information, statistically analyzes the overall effect, text mines key information and transmits the result to the nursing plan recommendation module, including the following specific contents:
[0021] The user feedback module includes a user feedback interface, a data storage unit, and a feedback analysis engine. The user feedback interface is a window for users to interact with the user feedback module, which is convenient for users to evaluate the use effect after the care is completed. The user feedback interface provides evaluation indicators, including the obviousness of the care effect, the comfort of scalp care, and the convenience of product use. At the same time, the user can use text to describe their own experience and feelings in detail; the data storage unit is responsible for storing the data information of user feedback, and the data information is classified and sorted according to certain rules; the feedback analysis engine processes the data stored in the data storage unit, removes invalid information and noise, and then understands the overall effect of different care plans in different user groups through statistical analysis. At the same time, through text mining, it deeply mines the key information in the user's text description, extracts the user's specific feelings about the product, the reasons for dissatisfaction with the care effect, and the improvement suggestions put forward by the user. The feedback analysis engine will also pass the statistical analysis and the results of this mining to the care plan recommendation module so that it can adjust and optimize the recommendation algorithm according to user feedback.
[0022] As a further solution of the present invention, the control and scheduling module coordinates and manages various modules to ensure smooth data flow and execution of instructions, including the following specific contents:
[0023] The control and scheduling module includes a controller and an instruction scheduling unit. The controller is responsible for receiving information from each module, issuing corresponding instructions, and coordinating the work of each module. The instruction scheduling unit is responsible for the transmission and scheduling of specific instructions to ensure that the instructions issued by the controller can be accurately conveyed to the corresponding modules. During the startup phase of the multi-functional scalp care system, the control and scheduling module will first initialize the settings of each module, send instructions to the scalp data acquisition module, set the parameters of the electrode contacts, ensure that the electrode contacts can work normally, and collect scalp data. At the same time, it will send initialization instructions to the data processing module, configure the algorithm parameters in the algorithm library, and calibrate the module. Rules. For the care plan recommendation module, the control and scheduling module will initialize the care plan database and the relevant parameters of the recommendation algorithm engine, so that it can accurately recommend care plans according to the user's scalp condition. In addition, it will also initialize the user feedback module, set the display content and interaction method of the user feedback interface, as well as the storage rules of the data storage unit and the analysis parameters of the feedback analysis engine. During the operation of the multifunctional scalp care system, the control and scheduling module monitors the working status of each module in real time, maintains close contact with each module, and receives the status reports sent by each module. When an abnormal situation occurs, the control and scheduling module will take prompt measures to deal with it.
[0024] As a further solution of the present invention, the communication module connects the scalp care system to the network to realize remote data transmission and cloud data storage and analysis, including the following specific contents:
[0025] The communication module has built-in wireless communication chips and data transmission protocols. The wireless communication chip enables the communication module to connect to the wireless network, providing a high-speed and stable channel for remote data transmission. By connecting to the wireless network, the communication module uploads the user's scalp detection data to the cloud server. When uploading the scalp detection data to the cloud, the data transmission protocol will package the data to ensure that the data will not be confused or lost during the transmission process.
[0026] As a further solution of the present invention, a scalp care instrument is applied to a hair care comb, including the following specific contents:
[0027] A scalp care instrument comprises a voltage value acquisition unit, a signal processing unit, a control unit, a power supply unit, a display and operation unit and a product application unit. The voltage value acquisition unit acquires the voltage value of a user's scalp detected by a water-oil detection electrode, wherein the water-oil detection electrode is an electrode contact arranged every fixed number of comb teeth on the hair care comb. The signal processing unit processes the detection signal from the voltage value acquisition unit, amplifies, shapes and performs analog-to-digital conversion on the original signal. The control unit controls and coordinates the operation of each unit in the instrument. The power supply unit provides stable power support for the instrument. The display and operation unit provides a user operation interface, displays current scalp detection data and care suggestions, and the product application unit applies suitable toiletries and an appropriate amount of toiletries to the user's scalp according to the care plan.
[0028] The technical effects and advantages of the multifunctional scalp care system and apparatus of the present invention are as follows:
[0029] The present invention can collect scalp voltage values more comprehensively and accurately by arranging electrode contacts at intervals of a fixed number of comb teeth on the comb plate of the hair care comb, adapt to the scalp shapes and hair densities of different users, and improve the accuracy of detection. The data processing module evaluates the scalp state by integrating multiple algorithms, the calibration unit reduces individual difference errors, and determines the user's scalp state. The care plan recommendation module combines the user's scalp state to provide the user with a personalized care plan. The user feedback module effectively collects and analyzes user feedback and can optimize the recommendation algorithm and care plan. The control and scheduling module ensures that the modules work in coordination and that data and instructions are executed smoothly. The communication module realizes remote data transmission and cloud storage analysis, which is convenient for system updates and data management, and overall provides users with efficient and personalized scalp care services. BRIEF DESCRIPTION OF THE DRAWINGS
[0030] Figure 1 This is a schematic structural diagram of a multifunctional scalp care system of the present invention;
[0031] Figure 2 The present invention is a structural schematic diagram of a scalp care instrument and equipment. DETAILED DESCRIPTION
[0032] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.
[0033] Example 1
[0034] See also Figure 1 As shown in the structural schematic diagram, an embodiment of the present invention provides a multifunctional scalp care system, including a scalp data acquisition module, a data processing module, a care plan recommendation module, a user feedback module, a control scheduling module and a communication module. The scalp data acquisition module obtains the sum of the voltage values of all electrode contacts through electrode contacts; the data processing module processes the data obtained by the scalp data acquisition module, calculates the scalp water and oil value according to the detected voltage value, and determines the user's scalp status; the care plan recommendation module recommends a suitable personalized care plan to the user based on the user's scalp status data; the user feedback module removes invalid information and then statistically analyzes the overall effect, text mines key information and transmits the result to the care plan recommendation module; the control and scheduling module coordinates and manages each module to ensure smooth data flow and execution of instructions; the communication module connects the scalp care system to the network to realize remote data transmission and cloud data storage and analysis.
[0035] Furthermore, the scalp data acquisition module obtains the sum of the voltage values of all electrode contacts through the electrode contacts, including:
[0036] The scalp data acquisition module includes an electrode contact unit, a signal amplification circuit unit, an analog-to-digital converter unit, and a data acquisition unit. An electrode contact is set every fixed number of comb teeth in the electrode contact unit to ensure good contact coverage in all areas of the user's scalp, avoiding the lack of contact points in local areas and resulting in missing scalp voltage detection data, so as to obtain more comprehensive scalp voltage data information, establish an electrode contact distribution signal detection model, and obtain the sum of the voltage values of all electrode contacts. The formula of the electrode contact distribution signal detection model is:
[0037]
[0038] Where: S total is the sum of the voltage values of all electrode contacts, N is the total number of electrode contacts, A i is the contact area between the ith electrode contact and the scalp, d i is the average distance between the ith electrode contact and other electrodes on the comb teeth, d jis the average distance between the jth electrode contact and other electrodes on the comb teeth, λ is the signal attenuation coefficient, S i is the signal strength of the ith electrode contact, S j is the signal strength of the jth electrode contact, l is the total length of the comb teeth;
[0039] In order to adapt to the spherical characteristics of the scalp, the electrode contact design follows the geometric characteristics of the spherical surface, ensuring that the electrodes are evenly distributed in different latitudes and longitudes, and establishing a spherical signal distribution model. This model can effectively detect different angles and positions of the scalp, ensuring that the voltage value of each area of the scalp can be accurately detected, and is suitable for different users' scalp shapes and hair densities. The formula of the spherical signal distribution model is:
[0040]
[0041] Where: S final is the sum of the spherical voltage signals, θ is the latitude angle of the electrode in the spherical coordinate system, φ is the longitude angle of the electrode in the spherical coordinate system, S total (θ, φ) is the voltage signal intensity based on any point on the spherical surface, E(θ, φ) is the error correction term used to compensate for the voltage signal detection error caused by the distribution, angle change and curvature difference of the electrode contacts on the spherical surface, and R is the radius of the scalp sphere;
[0042] The signal amplification circuit unit amplifies the weak signal output by the electrode contacts. The analog-to-digital converter unit adjusts the irregular signal waveform to a standard waveform that meets the requirements of analog-to-digital conversion to ensure the quality and stability of the signal. The data acquisition unit is responsible for collecting and organizing the converted digital signals.
[0043] Furthermore, the data processing module processes the data acquired by the scalp data acquisition module, calculates the scalp water and oil value according to the detected voltage value, and determines the user's scalp status, including:
[0044] The data processing module includes a data processing unit, an algorithm library and a calibration unit. The data processing unit calculates the water and oil value of the user's scalp based on the voltage value detected by the scalp data acquisition module using a pre-set algorithm; the algorithm library includes not only algorithms for calculating the water and oil value, but also algorithms for analyzing the temperature, humidity and pH parameters of the scalp. By comprehensively using these algorithms, the data processing unit can evaluate the scalp status from multiple angles; since the scalps of different users have individual differences, the calibration unit reduces the errors caused by individual differences. It analyzes and learns a large amount of sample data. When new data is received, the calibration unit will adjust and correct the data according to the existing calibration rules.
[0045] Furthermore, the care plan recommendation module combines the user's scalp condition data to recommend a suitable personalized care plan to the user, including:
[0046] The nursing plan recommendation module establishes a nursing plan recommendation model based on the scalp status output by the data processing module and combined with the user's historical nursing data and feedback information to recommend personalized nursing plans suitable for users. The formula of the nursing plan recommendation model is:
[0047]
[0048] Where: S(t) is the scoring function of the nursing plan recommendation model, H(t) is the scalp state function at time t, and H(t) satisfies Where W(t) is the water and oil value of the user's scalp at time t, T(t) is the scalp temperature of the user at time t, M(t) is the scalp humidity of the user at time t, pH(t) is the scalp pH of the user at time t, f(H(t)) is the care recommendation function based on the scalp status, and f(H(t)) satisfies Among them, β is the coefficient of controlling the recommended speed, F history (t) is the correction function at time t, which combines the user's historical data and feedback information, F history (t) Satisfaction Among them, f feedback (t) is the user’s satisfaction with the care plan at time t, f feedback (t) has a value range of [-1,1], let S threshold is the preset scoring threshold, when S(t)>S threshold When S(t)≤S threshold It indicates that the user's scalp condition requires special attention. The recommended care plan is to use special scalp repair products 4 times a week, emphasizing oil removal, oil control and moisturizing care.
[0049] Furthermore, the user feedback module removes invalid information, statistically analyzes the overall effect, mines key information from the text, and transmits the results to the nursing plan recommendation module, including:
[0050] The user feedback module includes a user feedback interface, a data storage unit, and a feedback analysis engine. The user feedback interface is a window for users to interact with the user feedback module, which is convenient for users to evaluate the use effect after the care is completed. The user feedback interface provides evaluation indicators, including the obviousness of the care effect, the comfort of scalp care, and the convenience of product use. At the same time, the user can use text to describe their own experience and feelings in detail; the data storage unit is responsible for storing the data information of user feedback, and the data information is classified and sorted according to certain rules; the feedback analysis engine processes the data stored in the data storage unit, removes invalid information and noise, and then understands the overall effect of different care plans in different user groups through statistical analysis. At the same time, through text mining, it deeply mines the key information in the user's text description, extracts the user's specific feelings about the product, the reasons for dissatisfaction with the care effect, and the improvement suggestions put forward by the user. The feedback analysis engine will also pass the statistical analysis and the results of this mining to the care plan recommendation module so that it can adjust and optimize the recommendation algorithm according to user feedback.
[0051] Furthermore, the control and scheduling module coordinates and manages each module to ensure smooth data flow and execution of instructions, including the following specific contents:
[0052] The control and scheduling module includes a controller and an instruction scheduling unit. The controller is responsible for receiving information from each module, issuing corresponding instructions, and coordinating the work of each module. The instruction scheduling unit is responsible for the transmission and scheduling of specific instructions to ensure that the instructions issued by the controller can be accurately conveyed to the corresponding modules. During the startup phase of the multi-functional scalp care system, the control and scheduling module will first initialize the settings of each module, send instructions to the scalp data acquisition module, set the parameters of the electrode contacts, ensure that the electrode contacts can work normally, and collect scalp data. At the same time, it will send initialization instructions to the data processing module, configure the algorithm parameters in the algorithm library, and calibrate the module. Rules. For the care plan recommendation module, the control and scheduling module will initialize the care plan database and the relevant parameters of the recommendation algorithm engine, so that it can accurately recommend care plans according to the user's scalp condition. In addition, it will also initialize the user feedback module, set the display content and interaction method of the user feedback interface, as well as the storage rules of the data storage unit and the analysis parameters of the feedback analysis engine. During the operation of the multifunctional scalp care system, the control and scheduling module monitors the working status of each module in real time, maintains close contact with each module, and receives the status reports sent by each module. When an abnormal situation occurs, the control and scheduling module will take prompt measures to deal with it.
[0053] Furthermore, the communication module connects the scalp care system to the network to achieve remote data transmission and cloud data storage and analysis, including the following specific contents:
[0054] The communication module has built-in wireless communication chips and data transmission protocols. The wireless communication chip enables the communication module to connect to the wireless network, providing a high-speed and stable channel for remote data transmission. By connecting to the wireless network, the communication module uploads the user's scalp detection data to the cloud server. When uploading the scalp detection data to the cloud, the data transmission protocol will package the data to ensure that the data will not be confused or lost during the transmission process.
[0055] In this embodiment, in the multifunctional scalp care system, the control and scheduling module is connected to the scalp data acquisition module, the data processing module, the care plan recommendation module, the user feedback module, and the communication module respectively, and the care plan recommendation module is connected to the user feedback module.
[0056] See also Figure 2 As shown in the structural schematic diagram, an embodiment of the present invention provides a scalp care instrument and equipment, which is applied to a hair care comb, including a voltage value acquisition unit, a signal processing unit, a control unit, a power supply unit, a display and operation unit, and a product application unit. The voltage value acquisition unit acquires the voltage value of the user's scalp detected by the water-oil detection electrode, and the water-oil detection electrode is an electrode contact set every fixed number of comb teeth on the hair care comb. The signal processing unit processes the detection signal from the voltage value acquisition unit, amplifies, shapes and converts the original signal into analog-to-digital signal, the control unit controls and coordinates the operation of each unit in the instrument and equipment, the power supply unit provides stable power support for the instrument and equipment, the display and operation unit provides a user operation interface, displays the current scalp detection data and care suggestions, and the product application unit applies an appropriate amount of care product to the user's scalp according to the care plan.
[0057] The present invention can collect scalp voltage values more comprehensively and accurately by arranging electrode contacts at intervals of a fixed number of comb teeth on the comb plate of the hair care comb, adapt to the scalp shapes and hair densities of different users, and improve the accuracy of detection. The data processing module evaluates the scalp state by integrating multiple algorithms, the calibration unit reduces individual difference errors, and determines the user's scalp state. The care plan recommendation module combines the user's scalp state to provide the user with a personalized care plan. The user feedback module effectively collects and analyzes user feedback and can optimize the recommendation algorithm and care plan. The control and scheduling module ensures that the modules work in coordination and that data and instructions are executed smoothly. The communication module realizes remote data transmission and cloud storage analysis, which is convenient for system updates and data management, and overall provides users with efficient and personalized scalp care services.
[0058] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any person skilled in the art who is familiar with the present technical field can easily think of changes or substitutions within the technical scope disclosed in the present application, which should be included in the protection scope of the present application. Therefore, the protection scope of the present application should be based on the protection scope of the claims.
[0059] Finally: The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.
Claims
1. A multifunctional scalp care system, comprising a scalp data acquisition module, a data processing module, a care plan recommendation module, a user feedback module, a control scheduling module and a communication module, characterized in that: The scalp data acquisition module includes an electrode contact unit, a signal amplification circuit unit, an analog-to-digital converter unit and a data acquisition unit. The electrode contact unit sets an electrode contact on the comb plate every fixed number of comb teeth, establishes an electrode contact distribution signal detection model, and obtains the sum of the voltage values of all electrode contacts. The formula of the electrode contact distribution signal detection model is: Where: S total is the sum of the voltage values of all electrode contacts, N is the total number of electrode contacts, A i is the contact area between the ith electrode contact and the scalp, d i is the average distance between the ith electrode contact and other electrodes on the comb teeth, d j is the average distance between the jth electrode contact and other electrodes on the comb teeth, λ is the signal attenuation coefficient, S i is the signal strength of the ith electrode contact, S j is the signal strength of the jth electrode contact, and l is the total length of the comb plate.
2. A multifunctional scalp care system according to claim 1, characterized in that In order to adapt to the spherical characteristics of the scalp, the electrode contact design follows the geometric characteristics of the spherical surface, ensuring that the electrodes are evenly distributed in different latitudes and longitudes, and establishing a spherical signal distribution model. The model can effectively detect different angles and positions of the scalp, ensuring that the scalp voltage value can be accurately detected, and is suitable for different users' scalp shapes and hair densities. The formula of the spherical signal distribution model is: Where: S final is the sum of the spherical voltage signals, θ is the latitude angle of the electrode in the spherical coordinate system, φ is the longitude angle of the electrode in the spherical coordinate system, S total (θ, φ) is the voltage signal intensity based on any point on the spherical surface, E(θ, φ) is the error correction term used to compensate for the voltage signal detection error caused by the distribution, angle change and curvature difference of the electrode contacts on the spherical surface, and R is the radius of the scalp sphere.
3. A multifunctional scalp care system according to claim 1, characterized in that The nursing plan recommendation module establishes a nursing plan recommendation model based on the scalp status output by the data processing module and the user's historical data and feedback information. The formula of the nursing plan recommendation model is: Where: S(t) is the scoring function of the nursing plan recommendation model, H(t) is the scalp state function at time t, and H(t) satisfies Where W(t) is the water and oil value of the user's scalp at time t, T(t) is the scalp temperature of the user at time t, M(t) is the scalp humidity of the user at time t, pH(t) is the scalp pH of the user at time t, f(H(t)) is the care recommendation function based on the scalp status, and f(H(t)) satisfies Among them, β is the coefficient of controlling the recommended speed, F history (t) is the correction function at time t, which combines the user's historical data and feedback information, F history (t) Satisfaction Among them, γ is the influence of user feedback on nursing plan recommendation, f feedback (t) is the user’s satisfaction with the care plan at time t, f feedback The value range of (t) is [-1,1].
4. The multifunctional scalp care system according to claim 1, characterized in that: The control and scheduling module is connected to the scalp data acquisition module, the data processing module, the nursing plan recommendation module, the user feedback module, and the communication module respectively, and the nursing plan recommendation module is connected to the user feedback module.
5. The multifunctional scalp care system according to claim 1, characterized in that: The data processing module includes a data processing unit, an algorithm library and a calibration unit.
6. The multifunctional scalp care system according to claim 1, characterized in that: The user feedback module includes a user feedback interface, a data storage unit and a feedback analysis engine.
7. The multifunctional scalp care system according to claim 1, characterized in that: The control and scheduling module includes a controller and an instruction scheduling unit.
8. A scalp care instrument, used in combination with a hair care comb, characterized in that: The instrument equipment includes a voltage value acquisition unit, a signal processing unit, a control unit, a power supply unit, a display and operation unit and a product application unit.