WO2021125479A1 - 탈모 관리 장치 및 그의 탈모 관리 지침 제공 방법 - Google Patents
탈모 관리 장치 및 그의 탈모 관리 지침 제공 방법 Download PDFInfo
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- WO2021125479A1 WO2021125479A1 PCT/KR2020/009139 KR2020009139W WO2021125479A1 WO 2021125479 A1 WO2021125479 A1 WO 2021125479A1 KR 2020009139 W KR2020009139 W KR 2020009139W WO 2021125479 A1 WO2021125479 A1 WO 2021125479A1
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- hair loss
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/44—Detecting, measuring or recording for evaluating the integumentary system, e.g. skin, hair or nails
- A61B5/448—Hair evaluation, e.g. for hair disorder diagnosis
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
- A61B5/7271—Specific aspects of physiological measurement analysis
- A61B5/7275—Determining trends in physiological measurement data; Predicting development of a medical condition based on physiological measurements, e.g. determining a risk factor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/74—Details of notification to user or communication with user or patient ; user input means
- A61B5/7465—Arrangements for interactive communication between patient and care services, e.g. by using a telephone network
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q30/00—Commerce
- G06Q30/06—Buying, selling or leasing transactions
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q30/00—Commerce
- G06Q30/06—Buying, selling or leasing transactions
- G06Q30/0601—Electronic shopping [e-shopping]
- G06Q30/0631—Item recommendations
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- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H50/00—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics
- G16H50/20—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for computer-aided diagnosis, e.g. based on medical expert systems
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- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H50/00—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics
- G16H50/30—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for calculating health indices; for individual health risk assessment
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2503/00—Evaluating a particular growth phase or type of persons or animals
- A61B2503/12—Healthy persons not otherwise provided for, e.g. subjects of a marketing survey
Definitions
- the present disclosure relates to a hair loss management device and a method for providing hair loss management guidelines for the hair loss management device.
- Hair loss refers to a state in which there is no hair in an area where hair should normally exist.
- Hair loss generally progresses with aging, and causes include heredity and stress. Specifically, it is known that the cause of hair loss is heredity as the biggest reason, but recently, environmental reasons such as frequent hair treatment, stress, environmental pollution, scalp health, etc. continue to be the main cause of hair loss, and it is used to prevent or delay hair loss. Interest is growing.
- Methods for diagnosing hair loss include the Savin scale and the Norwood Hamilton Scale.
- the Sabine scale is a method of diagnosing the progress of hair loss in more detail based on the image by dividing the parietal region into eight stages.
- it may be difficult to accurately diagnose hair loss because the subjective opinion of the person diagnosing hair loss is involved.
- self-diagnosis of the hair loss state it is difficult to make an objective judgment on their own, and most users do not know what kind of action is required depending on the hair loss condition and how to respond.
- An object of the present disclosure is to provide a hair loss management device that diagnoses a hair loss condition according to a scalp/hair condition, and provides a management index for slowing hair loss according to the hair loss condition, and a method for providing a hair loss management guideline thereof.
- An object of the present disclosure is to provide a hair loss management device for constructing a decision tree capable of diagnosing a hair loss condition by acquiring scalp/hair related variables affecting the hair loss condition, and a method for providing a hair loss management guideline thereof.
- An object of the present disclosure is to provide a hair loss management device for re-learning a decision tree through the scalp/hair state at the time when a predetermined time has elapsed, and a method for providing hair loss management guidelines therefor.
- An object of the present disclosure is to provide a hair loss management device that recommends a product for delaying the progression to a predicted hair loss condition according to the hair loss condition, and a method for providing a hair loss management guideline thereof.
- a hair loss management apparatus includes a measuring unit for diagnosing a current user state, a predicting unit for calculating a predicted hair loss state that is a hair loss state after a predetermined period has elapsed according to the current user state, and a predictive hair loss state It may include a guide unit for outputting a management index for slowing the progress.
- the prediction unit may calculate the predicted hair loss state through a decision tree in which the explanatory variable is at least one of age, hair thickness, scalp moisture, and scalp pH, and the dependent variable is at least one of part area and hair loss grade.
- a hair loss management apparatus generates a decision tree for generating a decision tree using at least one of the subject's age, hair thickness, scalp moisture, and scalp pH, and at least one of the subject's parting area and hair loss grade It may include more wealth.
- the decision tree generating unit may generate the decision tree by comparing the prediction rates of the parting area according to each of a plurality of combinations including at least one of age, hair thickness, scalp moisture, and scalp pH.
- the hair loss management apparatus may further include a decision tree re-learning unit for re-learning the decision tree generated by the decision tree generating unit.
- the decision tree re-learning unit at the first time point when the correlation between at least one of the subject's age, hair thickness, scalp moisture, and scalp pH and the subject's parting area follows the decision tree, a predetermined time from the first time point Decision making is made by comparing the predicted parting area output as the subject's age, hair thickness, scalp moisture, or scalp pH measured at the second time point is input to the decision tree with the subject's parting area measured at the second time point. Trees can be relearned.
- the hair loss management apparatus may further include a display unit for displaying a parting area according to the predicted hair loss state.
- the management index may include at least one of hair thickness, scalp moisture, and scalp pH required to slow progression to a predicted hair loss condition.
- the hair loss management apparatus may further include a product recommendation unit for recommending a hair-related product suitable for reaching at least one of a required hair thickness, scalp moisture, and scalp pH.
- the hair loss condition may include a hair loss grade determined by the area of the parting.
- the hair loss management apparatus further includes a counseling unit that calculates a predicted hair loss state when the current user state is managed with an index including at least one of hair thickness, scalp moisture, and scalp pH input by the user.
- a counseling unit that calculates a predicted hair loss state when the current user state is managed with an index including at least one of hair thickness, scalp moisture, and scalp pH input by the user.
- the guide unit may further output a management index for delaying the progress to the predicted hair loss state calculated by the counseling unit.
- the method for providing a hair loss management guideline for a hair loss management device includes the steps of diagnosing the current user status, calculating the predicted hair loss status that is the hair loss status after a predetermined period has elapsed according to the current user status, and prediction It may include outputting a management index for slowing the progression to the hair loss state.
- the step of calculating the predicted hair loss state is a step of calculating the predicted hair loss status through a decision tree in which the explanatory variable is at least one of age, hair thickness, scalp moisture, and scalp pH, and the dependent variable is at least one of parting area and hair loss grade may include.
- the method for providing guidelines for hair loss management of the hair loss management device further includes generating a decision tree using at least one of the subject's age, hair thickness, scalp moisture, and scalp pH and the subject's parting area. can do.
- the step of generating a decision tree may include generating a decision tree by comparing the prediction rates of a plurality of combinations consisting of at least one of age, hair thickness, scalp moisture, and scalp pH, and the area of division according to each of the plurality of combinations.
- the method of providing a hair loss management guideline for a hair loss management device may further include re-learning a decision tree.
- the step of re-learning the decision tree is performed from the first time point when the correlation between at least one of the subject's age, hair thickness, scalp moisture, and scalp pH and the subject's parting area follows the decision tree at the first time point.
- a second time point when a predetermined time has elapsed, measuring at least one of the subject's age, hair thickness, scalp moisture, and scalp pH and the area of the part, the subject's age, hair thickness, scalp moisture, and scalp pH measured at the second time point
- the method of providing a hair loss management guideline for a hair loss management device may further include displaying a parting area according to the predicted hair loss state.
- Outputting the management index may include outputting at least one of a hair thickness, scalp moisture, and scalp pH required to delay the progression to the predicted hair loss state.
- the method of providing a hair loss management guideline for a hair loss management device may further include recommending a hair-related product suitable for reaching at least one of a required hair thickness, scalp moisture, and scalp pH.
- Diagnosing the current user condition may include measuring at least one of the user's age, hair thickness, scalp moisture, and scalp pH.
- the method for providing a hair loss management guideline for a hair loss management device includes the steps of receiving an input of at least one index of hair thickness, scalp moisture, and scalp pH, and a case in which the current user state is managed by the input index.
- the method may further include calculating a predicted hair loss state.
- the method of providing a hair loss management guideline for a hair loss management device may further include outputting a management index for delaying the progression to the predicted hair loss state when managed with the input index.
- the hair loss management device since the hair loss management device outputs a management index for delaying the hair loss condition predicted according to the current user condition, the user can more easily understand and manage the method for delaying the hair loss condition.
- the hair loss management device when the hair loss management device outputs the recommended product together with the management index, there is an advantage in that it is possible to provide the user with the ease of management according to the management index.
- the hair loss management device sets a significant variable related to hair loss and predicts the hair loss state through a decision tree generated according to the set variable, there is an advantage in that the accuracy of the hair loss condition prediction is improved.
- the hair loss management apparatus has the advantage of increasing the accuracy of the decision tree by re-learning the decision tree when the data for the same subject is acquired after a predetermined time has elapsed.
- the hair loss management apparatus has the advantage of constructing a hair loss severity prediction model (HLSPM) in order to suggest a scalp/hair condition improvement direction suitable for the current user condition.
- HLSPM hair loss severity prediction model
- FIG. 1 is a control block diagram of a hair loss management apparatus according to an embodiment of the present disclosure.
- FIG. 2 is a flowchart illustrating a method of operating a hair loss management apparatus according to an embodiment of the present disclosure.
- 3 is a graph analyzing the correlation between the image-based parting area and the sabine scale.
- FIG. 4 is a diagram illustrating a hair loss grade constructed according to an image-based parting area.
- FIG. 5 is a flowchart illustrating step S30 of FIG. 2 .
- 6 is a graph showing the correlation between the scalp/hair condition and age.
- FIG. 7 is a graph showing the correlation between the scalp/hair condition and the area of a part.
- FIG. 8 is a flowchart illustrating a method of a decision tree generating unit generating a decision tree according to an embodiment of the present disclosure.
- 9 is a graph showing the prediction rate of a decision tree generated for each combination of variables related to scalp/hair.
- FIG. 10 is an exemplary diagram of a decision tree according to an embodiment of the present disclosure.
- FIG. 11 is an exemplary diagram of a method for displaying a management index by the hair loss management apparatus according to an embodiment of the present disclosure.
- FIG. 12 is an exemplary diagram of a method for the hair loss management apparatus according to an embodiment of the present disclosure to display a management index and a recommended product.
- FIG. 13 is a control block diagram of a hair loss management apparatus according to another embodiment of the present disclosure.
- FIG. 14 is a flowchart illustrating a first example of a method of operating a hair loss management apparatus according to another embodiment of the present disclosure.
- FIG. 15 is an exemplary diagram of a method for displaying a predicted hair loss state by the hair loss management apparatus operating according to the flowchart shown in FIG. 14 .
- 16 is a flowchart illustrating a second example of a method of operating an apparatus for managing hair loss according to another embodiment of the present disclosure.
- FIG. 17 is an exemplary diagram of a method for displaying a predicted hair loss state by the hair loss management apparatus operating according to the flowchart shown in FIG. 16 .
- the term "comprising" is intended to designate that a feature, number, step, operation, component, part, or combination thereof described in the specification exists, and includes one or more other features, number, or step. , it should be understood that it does not preclude in advance the possibility of the existence or addition of an operation, component, part, or combination thereof.
- FIG. 1 is a control block diagram of a hair loss management apparatus according to an embodiment of the present disclosure.
- the hair loss management device 1 includes a controller 11, a measuring unit 12, a predicting unit 13, a guide unit 14, a decision tree generating unit 16, a decision tree re-learning unit 17, and a display. It may include at least some or all of the unit 18 and the product recommendation unit 19 .
- the controller 11 may control the operation of the hair loss management device 1 .
- the controller 11 includes a measurement unit 12 , a prediction unit 13 , a guide unit 14 , a decision tree generation unit 16 , a decision tree re-learning unit 17 , a display unit 18 and a product recommendation Each of the units 19 can be controlled.
- the measurement unit 12 may diagnose the current user state.
- the user state may include at least one of the user's age, hair thickness, scalp moisture, scalp pH, and parting width.
- the prediction unit 13 may calculate the predicted hair loss state, which is the hair loss state after the lapse of a predetermined period according to the current user state.
- the prediction unit 13 may calculate the predicted hair loss state of the user expected when a predetermined time elapses by using the user state of the user measured by the measurement unit 12 .
- the prediction unit 13 may calculate the predicted hair loss state through a decision tree in which the explanatory variable is at least one of age, hair thickness, scalp moisture, and scalp pH, and the dependent variable is at least one of a parting area and a hair loss grade.
- the decision tree may be at least one of a decision tree generated by the decision tree generating unit 16 to be described later and a decision tree relearned by the decision tree re-learning unit 17 .
- the guide unit 14 may output a management index for delaying the progress to the predicted hair loss state.
- the management index may be information provided so that a user can more easily manage a scalp condition or a hair condition.
- the management index is required to slow the progression to the predicted hair loss state, and may include, for example, at least one of hair thickness, scalp moisture, and scalp pH.
- the decision tree generating unit 16 may generate the decision tree by comparing the prediction rates of the parting width according to each of a plurality of combinations including at least one of age, hair thickness, scalp moisture, and scalp pH.
- the decision tree generating unit 16 may generate a decision tree using at least one of the subject's age, hair thickness, scalp moisture, and scalp pH, and at least one of the subject's parting area and hair loss grade.
- the decision tree generating unit 16 is composed of a root node, at least one intermediate node, and at least one terminal node, and the root node and the intermediate node are related to hair loss. It is a variable set as a significant variable among the variables, and the end node can create a decision tree with a parting width or a hair loss grade.
- variables set as significant variables among variables related to hair loss may include age, hair thickness, scalp moisture, and scalp pH.
- the decision tree re-learning unit 17 may relearn the decision tree generated by the decision tree generating unit 16 .
- the decision tree re-learning unit 17 generates by the decision tree generating unit 16 a correlation between at least one of the subject's age, hair thickness, scalp moisture, and scalp pH and the subject's parting area at the first time point.
- the age, hair thickness, scalp moisture or scalp pH of the subject measured at the second time point when a predetermined time has elapsed from the first time point is the decision generated by the decision tree generating unit 16 .
- the decision tree can be retrained by comparing the predicted parting width output as it is input to the tree with the subject's parting width measured at the second time point.
- the display unit 18 may display at least one of a parting area and a hair loss grade according to the predicted hair loss state.
- the display unit 18 includes a user state diagnosed by the measurement unit 12, a predicted hair loss state calculated by the prediction unit 13, a management index output by the guide unit 14, and a product recommendation unit 19 to be described later. At least one of the hair related products may be further displayed.
- the product recommendation unit 19 may output a recommended product so that the scalp condition or hair condition can be managed with the management index output by the guide unit 14 .
- the product recommendation unit 19 may recommend a hair-related product suitable for reaching the management index output by the guide unit 14 .
- FIG. 2 is a flowchart illustrating a method of operating a hair loss management apparatus according to an embodiment of the present disclosure.
- the controller 11 may control the measuring unit 12 to diagnose the current user state (S10).
- the measuring unit 12 may acquire at least one of the user's age, hair thickness, scalp moisture, scalp pH, and parting width as the current user state.
- the measurement unit 12 may measure a user state under a predetermined condition.
- the predetermined conditions may be prohibition of use of hair products such as shampoo and conditioner 12 hours before measurement, and a constant temperature and humidity evaluation room (eg, temperature 22 ⁇ 2° C., humidity 50 ⁇ 5%). That is, the measurement unit 12 may measure the state of the user who has not used hair products such as shampoo and conditioner for at least 12 hours in the constant temperature and humidity evaluation room.
- the measurement unit 12 may receive the user's age through an input module (not shown).
- the input module (not shown) may be a physical key button, a touch pad, or the like, but is not limited thereto as this is merely exemplary.
- the measuring unit 12 may measure the hair thickness by magnifying the hair 200 times using ASW (Aram HUVIS Co., Seoul, Korea). The measurement unit 12 may recognize the average thickness of the six strands at five locations on the scalp as the hair thickness.
- the measurement unit 12 may measure the scalp moisture content (Scalp Hydration) with a DermaLab USB Hydration probe (Cortex Technology, Denmark) at two locations 8 times along the parting, and recognize the average value as the scalp moisture.
- the measuring unit 12 may recognize the scalp pH as an average value of two or more locations measured along the scalp pH with a Skin-pH-Meter (MPA580 (CK electronic, Germany)).
- MPA580 CK electronic, Germany
- the measurement unit 12 may acquire the width of the parting through the parting image of the user.
- the measurement unit 12 may further include a camera (not shown), and after converting the garma image taken with the camera (not shown) into grayscale, it is analyzed with Image Pro Premier 9.2 (Media Cybemetics, Maryland, USA). You can measure the width of the part.
- the measurement unit 12 may measure the width of a part of one user at six places and measure the width of the part through an image-based hair midline area (IHMA) assessment.
- IHMA image-based hair midline area
- the measurement unit 12 may perform a preset condition (eg, aperture F/5, shutter speed 1/40 seconds, ISO 200, automatic white balance, 72 dot-per-inch, Resolution 5472 x 3648), the user's parting image is taken, and at this time, the parting image can be taken so that the tape measure is located next to the user's part for accurate calibration.
- the measurement unit 12 can automatically measure the width of the white part (garma region) by setting the ROI at 6 random places along the part.
- the measurement unit 12 may measure the width of the slit through the above-described method.
- FIG. 3 is a graph analyzing the correlation between the image-based parting area and the sabine scale
- FIG. 4 is a diagram showing the hair loss grades constructed according to the image-based parting area.
- Sabine IHMA average for scale I-1 is 2.55cm 2
- average IHMA for Sabin scale I-2 is 3.28 cm 2
- mean IHMA for Sabin scale I-3 3.75 cm 2
- the mean IHMA for Sabine scale I-4 is 4.9 cm 2
- the mean IHMA for Sabine scale II-1 is 6.47 cm 2
- the mean IHMA for Sabine scale II-2 may be 8.76 cm 2 . .
- the measurement unit 12 may acquire a parting area and a sabine scale according to the user's parting image by using the graph and construction information as shown in FIGS. 3 and 4 .
- the above-described measuring unit 12 measures each of the hair thickness, the scalp moisture content, and the scalp pH, it is just an exemplary device, so it is appropriate that the type of device is not limited. That is, the measuring unit 12 may measure the hair thickness, the amount of moisture in the scalp, the pH of the scalp, and the like, through other devices in addition to the above-described devices.
- the controller 11 may control the prediction unit 13 to calculate the predicted hair loss state according to the current user state (S30).
- the prediction unit 13 may calculate a predicted hair loss state that is a hair loss state after a predetermined period has elapsed according to the current user state, and a decision tree may be used at this time.
- the hair loss state may be expressed as a hair loss grade, and the hair loss grade may be determined by a parting area. That is, the hair loss grade may be a hair loss grade according to the Sabine scale constructed through FIGS. 3 and 4, but this is not limited thereto as it is only an example.
- 5 is a flowchart illustrating step S30 of FIG. 2 .
- the decision tree generating unit 16 may obtain a parting width and a significant variable among various variables related to scalp/hair (S31).
- FIG. 6 is a graph showing the correlation between the scalp/hair condition and age
- FIG. 7 is a graph showing the correlation between the scalp/hair condition and the area of the part.
- Fig. 6 (a) shows the correlation between the parting width and age
- Fig. 6 (b) shows the correlation between hair thickness and age
- Fig. 6 (c) shows the scalp pH and A correlation between age is shown
- FIG. 6(d) shows a correlation between scalp moisture and age.
- Fig. 7 (a) shows the correlation between the parting area and the hair thickness
- Fig. 7 (b) shows the correlation between the parting area and the scalp pH
- Fig. 7 (c) shows the correlation between the parting area and the hair thickness. The correlation between area and scalp moisture is shown.
- the decision tree generating unit 16 may set age, hair thickness, scalp pH, and scalp moisture as statistically significant variables related to hair loss through correlation analysis as shown in FIGS. 6 and 7 .
- the decision tree generating unit 16 can obtain a statistically significant variable among various variables related to scalp/hair, and calculate a predicted hair loss state such as a future parting area through the variables obtained as significant. You can create a decision tree for
- the decision tree generating unit 16 may generate a decision tree with respect to the variable obtained through step S31 and the area of the partition (S33).
- the decision tree generating unit 16 may generate a decision tree using at least one of the subject's age, hair thickness, scalp moisture, and scalp pH and the subject's parting area.
- FIG. 8 is a flowchart illustrating a method of a decision tree generating unit generating a decision tree according to an embodiment of the present disclosure.
- FIG. 8 may be a flow chart embodying step S33 of FIG. 5 .
- the decision tree generating unit 16 may set the explanatory variable to at least one of age, hair thickness, scalp moisture, and scalp pH, and set the dependent variable to the parting width (S41).
- the decision tree generating unit 16 may determine a root node, an intermediate node, and an end node in the direction of increasing purity (S43).
- the decision tree generating unit 16 may determine a root node, an intermediate node, and an end node in a direction in which purity (homogeneity) increases according to a recursive partitioning method.
- the decision tree generating unit 16 determines the root node, the middle node, and the tip node based on the age, hair thickness, scalp moisture, and scalp pH.
- the decision tree generating unit 16 sorts the parting width data values in ascending order according to at least one of age, hair thickness, scalp moisture, and scalp pH, and assumes a point between the sorted data values as a branch before branching.
- Information acquisition can be investigated by calculating the Gini index and the Gini coefficient after branching, and calculating the difference between the Gini coefficient before branching and the Gini coefficient after branching.
- the decision tree generating unit 16 calculates entropy before branching and entropy after branching instead of the Gini coefficient before branching and the Gini coefficient after branching, and by calculating the difference between entropy before branching and entropy after branching. Information acquisition can be investigated. In addition, the decision tree generating unit 16 may investigate information acquisition by calculating various reference values indicating uncertainty such as the p-value of a chi-square statistic in addition to the Gini coefficient and entropy.
- the decision tree generating unit 16 may determine a root node, an intermediate node, or an end node based on a branch point at which information acquisition is greatest.
- the control unit 15 determines the root node in the case of the first branching point, determines the end node in the case of a branching point having a purity of 100%, and determines the intermediate node in the case of other branching points that do not correspond to the root node and the end node.
- the decision tree generator 16 calculates the uncertainty before branching (eg, Gini coefficient or entropy) and the uncertainty after branching for the number of N1 ⁇ N2 cases.
- the uncertainty before branching e.g, Gini coefficient or entropy
- the uncertainty after branching for the number of N1 ⁇ N2 cases.
- the decision tree generating unit 16 may combine the end nodes by pruning (S45).
- the decision tree generating unit 16 may determine a root node, a middle node, and an end node so that the purity of all end nodes becomes 100%, and then combine the end nodes so that overfitting is minimized. As the number of branch points increases, the misclassification rate decreases when new data is added. However, when the number of branch points exceeds a predetermined number, a phenomenon that the misclassification rate increases when new data is added may occur. It can be said that Accordingly, when the number of branching points exceeds a predetermined number, the decision tree generating unit 16 may perform pruning by combining at least two or more end nodes. The controller 15 may perform pruning according to Equation 1 below.
- CC(T) is the cost and complexity of the decision tree (the smaller the number of errors and the simple model with fewer end nodes)
- Err(T) is the misclassification rate for the validation data
- L(T) is the number of end nodes
- ⁇ may mean a weight combining Err(T) and L(T), and may be a value in the range of 0.01 to 0.01.
- the decision tree generating unit 16 may perform a validity evaluation after combining the end nodes (S47).
- the decision tree generating unit 16 may perform feasibility evaluation through cross validation by at least one of a gain chart, a risk chart, and a cost chart.
- the decision tree generating unit 16 divides the data into k pieces of data based on at least one of a gain chart, a risk chart, and a cost chart, and divides the divided k Among the data, k-1 pieces of data can be used as training data, and one piece of data can be used as test data.
- the controller 15 may evaluate the validity of the decision tree generated through steps S41, S43, and S45 while changing the training data and the test data.
- the decision tree generating unit 16 may construct a decision tree by interpreting the analysis result of the decision tree after feasibility evaluation (S49).
- the decision tree generating unit 16 may perform verification on the decision tree generated by the method as shown in FIG. 8 .
- 9 is a graph showing the prediction rate of a decision tree generated for each combination of variables related to scalp/hair.
- Fig. 9 (a) is a graph showing the prediction rate of the parting width of a decision tree after 6 months according to two variables (age, hair thickness), and Fig. 9 (b) is a graph showing three variables (age, hair thickness, It is a graph showing the prediction rate of the parting area after 6 months of the decision tree according to the moisture of the scalp), and Fig. 9 (c) is the parting of the decision tree after 6 months according to three variables (age, hair thickness, scalp pH) It is a graph showing the prediction rate of the area, and FIG. 9 (d) is a graph showing the prediction rate of the area of the parting after 6 months of the decision tree according to four variables (age, hair thickness, scalp moisture, scalp pH).
- the decision tree generation unit 16 generates a decision tree by variously combining variables related to scalp/hair as shown in FIG. 9 , and compares the prediction rates of the generated decision trees, so that the prediction rate is the highest.
- a high decision tree can be created as the final decision tree.
- the decision tree generating unit 16 generates a decision tree by comparing the prediction rates of a plurality of combinations consisting of at least one of age, hair thickness, scalp moisture, and scalp pH, and the area of parts according to each of the plurality of combinations. can do.
- a decision tree according to four variables (age, hair thickness, scalp moisture, scalp pH) as shown in (d) may be generated as a final decision tree.
- FIG. 5 will be described.
- the prediction unit 13 may obtain the predicted hair loss state output when the current user state is input to the decision tree (S35).
- the decision tree may be a decision tree finally generated by the decision tree generating unit 16 or a decision tree relearned by the decision tree re-learning unit 17 .
- FIG. 10 is an exemplary diagram of a decision tree according to an embodiment of the present disclosure.
- a root node may include a plurality of intermediate nodes and a plurality of end nodes.
- Each of the root node and the plurality of intermediate nodes may include reference information for each of age, hair thickness, scalp moisture, or scalp pH, and the end node may include a range of parting widths.
- the prediction unit 13 When each of the age, hair thickness, scalp moisture, and scalp pH diagnosed by the measuring unit 12 is input to the decision tree as shown in FIG. 10 , the prediction unit 13 provides reference information of the root node and the intermediate node. By obtaining one end node corresponding to each of age, hair thickness, scalp moisture, and scalp pH, the range of parting width can be obtained.
- the prediction unit 13 may acquire part width information or a hair loss grade corresponding to part width information through a decision tree.
- the decision tree generating unit 16 may learn the decision tree when age, hair thickness, scalp moisture, scalp pH, and parting area are input.
- the decision tree re-learning unit 17 may re-learning the decision tree using the variables measured for the same subject and the width of the division after a predetermined time has elapsed (S37).
- the predetermined time may be 6 months, but this is not limited thereto as it is merely an example.
- the decision tree re-learning unit 17 at the first time point when the correlation between at least one of the subject's age, hair thickness, scalp moisture, and scalp pH and the subject's parting area follows the decision tree, the first time point At a second time point when a predetermined time has elapsed, at least one of the subject's age, hair thickness, scalp moisture, and scalp pH and the area of the parting may be measured.
- the decision tree re-learning unit 17 measures the predicted parting area output as at least one of the subject's age, hair thickness, scalp moisture, and scalp pH measured at the second time point is input to the decision tree at the second time point It is compared with the width of the part of the subject who has been tested, and the correlation according to the decision tree can be adjusted according to the comparison result.
- the decision tree re-learning unit 17 learns the decision tree using the measurement information of the subject's first part width, first age, first hair thickness, first scalp moisture, and first scalp pH. Then, when a predetermined time elapses, the second parting area, the second age, the second hair thickness, the second scalp moisture, and the second scalp pH of the same subject may be measured.
- the decision tree re-learning unit 17 may acquire the predicted parting area output as the second age, the second hair thickness, the second scalp moisture, and the second scalp pH are input into the decision tree, and the predicted parting width can be compared with the width of the second part to analyze the correlation.
- the decision tree re-learning unit 17 may re-learn the decision tree by adjusting the decision tree according to the difference when there is a difference between the width of the predicted part and the width of the second part.
- Table 1 is an example showing measurement information of the first parting area, age, first hair thickness, first scalp moisture, and first scalp pH of the test subject
- Table 2 is the second parting width and second hair of the same test subject It may be an example showing measurement information of the thickness, the second scalp moisture, and the second scalp pH.
- Tables 1 and 2 it is assumed that the age of the subjects remains the same.
- the decision tree re-learning unit 17 may relearn the decision tree through the data shown in Tables 1 and 2 above. Meanwhile, such re-learning may be performed when data is input by a consumer. Again, FIG. 2 will be described.
- the controller 11 controls the guide unit 14 to output a management index for delaying the progress to the predicted hair loss state (S50), and a product recommendation unit to recommend a hair-related product suitable for reaching a state according to the management index. (19) can be controlled (S70).
- the controller 11 may control the display unit 18 to display at least one of a management index and a recommended product.
- FIG. 11 is an exemplary view of a method in which the hair loss management apparatus according to an embodiment of the present disclosure displays a management index
- FIG. 12 is an example of a method in which the hair loss management apparatus according to an embodiment of the present disclosure displays a management index and a recommended product It is a drawing.
- the display unit 18 may display a current hair loss state, a predicted hair loss state, and a management index.
- the predicted hair loss state is a hair loss state expected after the lapse of a predetermined time calculated according to the current hair loss state
- the management index may be management information required to delay progress to the predicted hair loss state.
- the hair loss management apparatus 1 may store in advance a management index according to the current hair loss state and the predicted hair loss state in a memory (not shown). That is, the hair loss management device 1 is a management index when the current hair loss state is the first grade, the predicted hair loss state is the second grade, the current hair loss state is the first grade, and the predicted hair loss state is the third grade
- the management index at the time, the management index when the current hair loss state is the second grade, and the predicted hair loss state is the third grade may be stored in a memory (not shown), respectively.
- the controller 11 may control the display unit 18 to obtain a management index from the memory (not shown) according to the current hair loss state and the predicted hair loss state, and display the management index obtained from the memory (not shown). .
- the hair loss management device 1 may store in advance a management index derivation formula (not shown) for deriving a management index according to the current hair loss state and the predicted hair loss state, and a management index derivation formula (not shown). city) can be used to control the display unit 18 to display the extracted management index.
- the user can manage the hair thickness of 0.070 mm, the scalp moisture at 25 microsiemens, and the scalp pH at 6 with reference to the management index as shown in FIG. 11 .
- the display unit 180 may further display a recommended product in the current hair loss state, the predicted hair loss state, and the management index.
- the recommended product may be a hair-related product that helps management as a management index.
- the recommended product may be a suitable product to reach a target value according to a management index.
- the user can more easily manage the hair thickness to 0.070mm, the scalp moisture to 25 microsiemens, and the scalp pH to 6 through the use of the recommended product with reference to the management index and the recommended product as shown in FIG. 12 .
- the display unit 18 may further display a parting area or a predicted parting image according to the predicted hair loss state.
- the hair loss management apparatus may predict the hair loss state according to the input index.
- FIG. 13 is a control block diagram of a hair loss management apparatus according to another embodiment of the present disclosure.
- Hair loss management apparatus 1 includes a controller 11, a measurement unit 12, a prediction unit 13, a guide unit 14, a counseling unit 15, a decision tree generation unit ( 16), it may include at least some or all of the decision tree re-learning unit 17 , the display unit 18 , and the product recommendation unit 19 . That is, the hair loss management apparatus 1 according to another embodiment of the present disclosure may further include a counseling unit 15 unlike the embodiment described above.
- the counseling unit 15 may predict a hair loss state according to the input index.
- the counseling unit 15 may predict a future hair loss state based on the current hair loss condition.
- the counseling unit 15 may predict a future hair loss state by reflecting the index input to the current hair loss state.
- FIG. 14 is a flowchart illustrating a first example of a method of operating a hair loss management apparatus according to another embodiment of the present disclosure.
- the controller 11 may control the measuring unit 12 to diagnose the current user state (S110).
- step S10 of FIG. 2 Since this is the same as described in step S10 of FIG. 2 , a redundant description will be omitted.
- the controller 11 may receive an input of at least one index of hair thickness, scalp moisture, and scalp pH ( S120 ).
- the hair loss management device 1 may further include an input module (not shown) such as a physical key button or a touch pad, and the controller 11 may control hair thickness and scalp moisture through an input module (not shown). and at least one indicator of scalp pH may be received.
- an input module such as a physical key button or a touch pad
- the controller 11 may control hair thickness and scalp moisture through an input module (not shown). and at least one indicator of scalp pH may be received.
- the controller 11 may display the predicted hair loss state when managed by the input index (S130).
- the controller 11 may calculate and display the hair loss state predicted when managed by the index input in step S120 through the counseling unit 15 .
- the counseling unit 15 may calculate the predicted hair loss state when the current user state diagnosed through the measurement unit 12 is managed by the input index.
- FIG. 15 is an exemplary diagram of a method for displaying a predicted hair loss state by the hair loss management apparatus operating according to the flowchart shown in FIG. 14 .
- the display unit 18 may display the current hair loss state, the input index, and the predicted hair loss state. According to the example of FIG. 15 , when the current hair loss state is I-2 and the input index is 0.05 hair thickness, the counseling unit 15 calculates the predicted hair loss status as II-4, and the calculated predicted hair loss status is displayed The display unit 18 may be controlled so as to be possible.
- the user can feel the importance and necessity of management according to the input index. That is, there is an advantage that the user can easily check the predicted hair loss state when managed by each index while variously inputting the index.
- the controller 11 may not receive an index, and in this case, the predicted hair loss state according to the current user state may be displayed.
- 16 is a flowchart illustrating a second example of a method of operating an apparatus for managing hair loss according to another embodiment of the present disclosure.
- the controller 11 controls the measurement unit 12 to diagnose the current user state (S110), receives an input of at least one index among hair thickness, scalp moisture, and scalp pH (S120), and manages it with the input index It is possible to display the predicted hair loss state in the case of (S130).
- the controller 11 After displaying the predicted hair loss state when managed with the input index, the controller 11 outputs a management index for slowing the progression to the predicted hair loss condition (S140), and hair related to suitable for reaching a state according to the management index A product may be recommended (S150).
- management indicators and hair-related products for delaying the progression to the predicted hair loss state according to the current user state are displayed.
- the hair loss management device 1 is related to a management index and hair for delaying the progress to a predicted hair loss state according to the current user state and the input index. product can be displayed.
- FIG. 17 is an exemplary diagram of a method for displaying a predicted hair loss state by the hair loss management apparatus operating according to the flowchart shown in FIG. 16 .
- the display unit 18 may display the current hair loss state and the predicted hair loss state according to the input index and the management index for delaying the progress to the predicted hair loss state and hair-related products together.
- the counselor 15 calculates the predicted hair loss status as II-4, and returns to the calculated predicted hair loss status.
- the display unit 18 may be controlled to display the management index and hair-related products required to slow the progress.
- the user can not only feel the importance and necessity of management according to the input index, but also has the advantage of being more easily guided by the management guidelines for delaying the progression to the predicted hair loss state according to the input index.
- the above-described method may be implemented as processor-readable code on a medium in which a program is recorded.
- processor-readable medium include those implemented in the form of ROM, RAM, CD-ROM, magnetic tape, floppy disk, optical data storage device, and the like.
- the hair loss management device described as described above is not limited to the configuration and method of the embodiments described above, but the embodiments are configured by selectively combining all or part of each embodiment so that various modifications can be made. could be
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Abstract
Description
Participant | Age | Initial Measurements | |||
Scalp Capacitance(microsiemens) | Scalp pH | Hair Thickness (mm) | IHMA (cm 2) | ||
ID1 | 23 | 52.0 | 6.0 | 0.066 | 2.74 |
ID2 | 38 | 128.5 | 6.3 | 0.060 | 3.89 |
ID3 | 37 | 59.5 | 6.3 | 0.054 | 3.03 |
ID4 | 38 | 40.5 | 6.1 | 0.063 | 2.99 |
ID5 | 47 | 71.0 | 6.4 | 0.056 | 5.17 |
ID6 | 56 | 101.0 | 5.5 | 0.058 | 5.41 |
ID7 | 50 | 58.0 | 6.0 | 0.056 | 4.45 |
ID8 | 41 | 46.5 | 5.7 | 0.056 | 4.40 |
ID9 | 41 | 118.0 | 5.9 | 0.062 | 3.72 |
ID10 | 52 | 60.0 | 5.4 | 0.059 | 4.14 |
ID11 | 37 | 30.0 | 6.7 | 0.057 | 3.37 |
ID12 | 51 | 49.0 | 6.1 | 0.059 | 3.17 |
ID13 | 50 | 25.5 | 6.3 | 0.063 | 5.85 |
ID14 | 41 | 47.0 | 6.5 | 0.061 | 2.94 |
ID15 | 40 | 130.5 | 5.6 | 0.049 | 5.08 |
ID16 | 42 | 65.0 | 6.5 | 0.058 | 3.45 |
ID17 | 57 | 63.5 | 6.6 | 0.047 | 9.99 |
ID18 | 37 | 55.0 | 5.3 | 0.062 | 3.89 |
ID19 | 45 | 38.0 | 6.9 | 0.048 | 3.42 |
ID20 | 38 | 60.5 | 5.4 | 0.060 | 3.27 |
ID21 | 42 | 76.0 | 6.6 | 0.050 | 5.67 |
ID22 | 43 | 78.5 | 6.3 | 0.058 | 4.08 |
ID23 | 57 | 89.5 | 5.9 | 0.062 | 7.68 |
ID24 | 32 | 118.0 | 6.1 | 0.048 | 3.70 |
ID25 | 37 | 32.5 | 7.0 | 0.066 | 2.73 |
ID26 | 61 | 118.5 | 5.2 | 0.051 | 4.75 |
ID27 | 43 | 34.5 | 7.6 | 0.056 | 4.77 |
ID28 | 34 | 59.0 | 6.0 | 0.063 | 3.67 |
ID29 | 40 | 78.0 | 6.3 | 0.052 | 4.29 |
ID30 | 40 | 54.5 | 6.5 | 0.066 | 2.70 |
ID31 | 44 | 73.5 | 8.6 | 0.047 | 4.64 |
ID32 | 40 | 49.0 | 5.7 | 0.066 | 3.04 |
ID33 | 36 | 60.5 | 6.3 | 0.058 | 3.77 |
ID34 | 41 | 76.0 | 6.1 | 0.052 | 5.62 |
ID35 | 58 | 112.5 | 5.6 | 0.038 | 7.30 |
ID36 | 44 | 80.5 | 6.0 | 0.057 | 4.65 |
ID37 | 43 | 25.0 | 5.9 | 0.063 | 2.92 |
ID38 | 35 | 68.0 | 6.6 | 0.055 | 5.18 |
ID39 | 57 | 70.0 | 5.8 | 0.033 | 4.96 |
ID40 | 39 | 67.5 | 7.1 | 0.059 | 9.52 |
ID41 | 53 | 101.5 | 6.7 | 0.061 | 3.97 |
ID42 | 55 | 58.0 | 6.7 | 0.036 | 7.77 |
Participant | Age | 6 Months Later Measurements | |||
Scalp Capacitance(microsiemens) | Scalp pH | Hair Thickness (mm) | IHMA (cm 2) | ||
ID1 | 23 | 49.0 | 6.4 | 0.082 | 2.13 |
ID2 | 38 | 82.5 | 6.2 | 0.073 | 1.94 |
ID3 | 37 | 38.0 | 6.2 | 0.070 | 2.67 |
ID4 | 38 | 42.0 | 6.4 | 0.074 | 1.93 |
ID5 | 47 | 41.0 | 5.5 | 0.065 | 4.13 |
ID6 | 56 | 80.0 | 5.1 | 0.063 | 3.22 |
ID7 | 50 | 81.0 | 5.5 | 0.059 | 4.49 |
ID8 | 41 | 36.0 | 6.3 | 0.075 | 2.95 |
ID9 | 41 | 141.5 | 5.4 | 0.070 | 2.62 |
ID10 | 52 | 63.5 | 5.5 | 0.061 | 4.24 |
ID11 | 37 | 40.5 | 6.2 | 0.059 | 3.86 |
ID12 | 51 | 63.5 | 6.5 | 0.076 | 2.22 |
ID13 | 50 | 24.5 | 6.3 | 0.082 | 3.64 |
ID14 | 41 | 51.0 | 6.4 | 0.067 | 2.58 |
ID15 | 40 | 66.0 | 6.1 | 0.072 | 4.27 |
ID16 | 42 | 46.5 | 5.9 | 0.067 | 3.08 |
ID17 | 57 | 50.0 | 5.3 | 0.071 | 4.77 |
ID18 | 37 | 58.0 | 5.9 | 0.055 | 3.81 |
ID19 | 45 | 42.5 | 6.2 | 0.066 | 3.46 |
ID20 | 38 | 46.5 | 6.3 | 0.064 | 3.47 |
ID21 | 42 | 55.0 | 5.7 | 0.067 | 4.90 |
ID22 | 43 | 74.0 | 6.4 | 0.065 | 4.48 |
ID23 | 57 | 125.5 | 4.8 | 0.071 | 7.04 |
ID24 | 32 | 70.5 | 6.2 | 0.074 | 3.46 |
ID25 | 37 | 36.0 | 5.8 | 0.064 | 1.76 |
ID26 | 61 | 69.5 | 5.1 | 0.052 | 4.58 |
ID27 | 43 | 29.0 | 6.4 | 0.079 | 3.95 |
ID28 | 34 | 47.0 | 6.2 | 0.059 | 3.61 |
ID29 | 40 | 73.5 | 6.1 | 0.067 | 3.71 |
ID30 | 40 | 45.5 | 6.4 | 0.078 | 2.42 |
ID31 | 44 | 52.5 | 6.3 | 0.061 | 4.77 |
ID32 | 40 | 57.0 | 6.5 | 0.072 | 3.00 |
ID33 | 36 | 54.5 | 6.2 | 0.064 | 3.29 |
ID34 | 41 | 50.5 | 6.2 | 0.068 | 5.70 |
ID35 | 58 | 101.0 | 4.9 | 0.042 | 4.54 |
ID36 | 44 | 49.5 | 5.9 | 0.077 | 5.45 |
ID37 | 43 | 51.0 | 6.4 | 0.071 | 2.27 |
ID38 | 35 | 54.0 | 6.2 | 0.059 | 3.03 |
ID39 | 57 | 79.0 | 4.8 | 0.051 | 3.13 |
ID40 | 39 | 57.0 | 5.6 | 0.062 | 8.47 |
ID41 | 53 | 108.5 | 5.2 | 0.070 | 2.93 |
ID42 | 55 | 46.5 | 6.2 | 0.057 | 3.45 |
Claims (24)
- 현재의 사용자 상태를 진단하는 측정부;상기 현재의 사용자 상태에 따른 소정 기간 경과한 후의 탈모 상태인 예측 탈모 상태를 산출하는 예측부; 및상기 예측 탈모 상태로의 진행을 늦추기 위한 관리 지표를 출력하는 가이드부를 포함하는, 탈모 관리 장치.
- 제1항에 있어서,상기 예측부는설명 변수가 나이, 모발 두께, 두피 수분 및 두피 pH 중 적어도 하나이고, 종속 변수가 가르마 넓이 및 탈모 등급 중 적어도 하나인 의사결정나무를 통해 상기 예측 탈모 상태를 산출하는, 탈모 관리 장치.
- 제1항에 있어서,피실험자의 나이, 모발 두께, 두피 수분 및 두피 pH 중 적어도 하나와 피실험자의 가르마 넓이 및 탈모 등급 중 적어도 하나를 이용하여 의사결정나무를 생성하는 의사결정나무 생성부를 더 포함하는, 탈모 관리 장치.
- 제3항에 있어서,상기 의사결정나무 생성부는상기 나이, 모발 두께, 두피 수분 및 두피 pH 중 적어도 하나로 구성되는 복수개의 조합 각각에 따른 가르마 넓이의 예측률을 비교함으로써 상기 의사결정나무를 생성하는, 탈모 관리 장치.
- 제3항에 있어서,상기 의사결정나무 생성부에 의해 생성된 상기 의사결정나무를 재학습시키는 의사결정나무 재학습부를 더 포함하는, 탈모 관리 장치.
- 제5항에 있어서,상기 의사결정나무 재학습부는제1 시점에서, 피실험자의 나이, 모발 두께, 두피 수분 및 두피 pH 중 적어도 하나와 피실험자의 가르마 넓이 사이의 상관관계가 상기 의사결정나무를 따를 경우, 상기 제1 시점으로부터 소정 시간이 경과한 제2 시점에서 측정된 상기 피실험자의 나이, 모발 두께, 두피 수분 또는 두피 pH가 상기 의사결정나무에 입력됨에 따라 출력되는 예측 가르마 넓이를 상기 제2 시점에서 측정된 상기 피실험자의 가르마 넓이와 비교함으로써, 상기 의사결정나무를 재학습시키는, 탈모 관리 장치.
- 제1항에 있어서,상기 예측 탈모 상태에 따른 가르마 넓이를 표시하는 디스플레이부를 더 포함하는, 탈모 관리 장치.
- 제1항에 있어서,상기 관리 지표는상기 예측 탈모 상태로의 진행을 늦추기 위해 요구되는 모발 두께, 두피 수분 및 두피 pH 중 적어도 하나를 포함하는, 탈모 관리 장치.
- 제8항에 있어서,상기 요구되는 모발 두께, 두피 수분 및 두피 pH 중 적어도 하나에 도달하기에 적합한 헤어 관련 제품을 추천하는 제품 추천부를 더 포함하는, 탈모 관리 장치.
- 제1항에 있어서,상기 탈모 상태는가르마 넓이에 의해 결정되는 탈모 등급을 포함하는, 탈모 관리 장치.
- 제1항에 있어서,상기 현재의 사용자 상태가 사용자에 의해 입력된 모발 두께, 두피 수분 및 두피 pH 중 적어도 하나를 포함하는 지표로 관리될 경우의 예측 탈모 상태를 산출하는 카운셀링부를 더 포함하는, 탈모 관리 장치.
- 제1항에 있어서,상기 가이드부는상기 카운셀링부에 의해 산출된 예측 탈모 상태로의 진행을 늦추기 위한 관리 지표를 더 출력하는, 탈모 관리 장치.
- 탈모 관리 장치가 탈모 관리 지침을 제공하는 방법에 있어서,현재의 사용자 상태를 진단하는 단계;상기 현재의 사용자 상태에 따른 소정 기간 경과한 후의 탈모 상태인 예측 탈모 상태를 산출하는 단계; 및상기 예측 탈모 상태로의 진행을 늦추기 위한 관리 지표를 출력하는 단계를 포함하는, 탈모 관리 장치의 탈모 관리 지침 제공 방법.
- 제13항에 있어서,상기 예측 탈모 상태를 산출하는 단계는설명 변수가 나이, 모발 두께, 두피 수분 및 두피 pH 중 적어도 하나이고, 종속 변수가 가르마 넓이 및 탈모 등급 중 적어도 하나인 의사결정나무를 통해 예측 탈모 상태를 산출하는 단계를 포함하는, 탈모 관리 장치의 탈모 관리 지침 제공 방법.
- 제13항에 있어서,피실험자의 나이, 모발 두께, 두피 수분 및 두피 pH 중 적어도 하나와 피실험자의 가르마 넓이를 이용하여 의사결정나무를 생성하는 단계를 더 포함하는, 탈모 관리 장치의 탈모 관리 지침 제공 방법.
- 제15항에 있어서,상기 의사결정나무를 생성하는 단계는상기 나이, 모발 두께, 두피 수분 및 두피 pH 중 적어도 하나로 구성되는 복수개의 조합과 상기 복수개의 조합 각각에 따른 가르마 넓이의 예측률을 비교함으로써 상기 의사결정나무를 생성하는 단계를 포함하는, 탈모 관리 장치의 탈모 관리 지침 제공 방법.
- 제15항에 있어서,상기 의사결정나무를 재학습시키는 단계를 더 포함하는, 탈모 관리 장치의 탈모 관리 지침 제공 방법.
- 제17항에 있어서,상기 의사결정나무를 재학습시키는 단계는제1 시점에서, 피실험자의 나이, 모발 두께, 두피 수분 및 두피 pH 중 적어도 하나와 피실험자의 가르마 넓이 사이의 상관관계가 상기 의사결정나무를 따를 경우, 상기 제1 시점으로부터 소정 시간이 경과한 제2 시점에서 피실험자의 나이, 모발 두께, 두피 수분 및 두피 pH 중 적어도 하나와 가르마 넓이를 측정하는 단계;상기 제2 시점에서 측정된 상기 피실험자의 나이, 모발 두께, 두피 수분 및 두피 pH 중 적어도 하나가 상기 의사결정나무에 입력됨에 따라 출력되는 예측 가르마 넓이를 상기 제2 시점에서 측정된 상기 피실험자의 가르마 넓이와 비교하는 단계; 및비교 결과에 따라 상기 의사결정나무에 따른 상관관계를 조절하는 단계를 포함하는, 탈모 관리 장치의 탈모 관리 지침 제공 방법.
- 제13항에 있어서,상기 예측 탈모 상태에 따른 가르마 넓이를 표시하는 단계를 더 포함하는, 탈모 관리 장치의 탈모 관리 지침 제공 방법.
- 제13항에 있어서,상기 관리 지표를 출력하는 단계는상기 예측 탈모 상태로의 진행을 늦추기 위해 요구되는 모발 두께, 두피 수분 및 두피 pH 중 적어도 하나를 출력하는 단계를 포함하는, 탈모 관리 장치의 탈모 관리 지침 제공 방법.
- 제20항에 있어서,상기 요구되는 모발 두께, 두피 수분 및 두피 pH 중 적어도 하나에 도달하기에 적합한 헤어 관련 제품을 추천하는 단계를 더 포함하는, 탈모 관리 장치의 탈모 관리 지침 제공 방법.
- 제13항에 있어서,상기 현재의 사용자 상태를 진단하는 단계는사용자의 나이, 모발 두께, 두피 수분 및 두피 pH 중 적어도 하나를 측정하는 단계를 포함하는, 탈모 관리 장치의 탈모 관리 지침 제공 방법.
- 제13항에 있어서,모발 두께, 두피 수분 및 두피 pH 중 적어도 하나의 지표 입력을 수신하는 단계; 및상기 현재의 사용자 상태가 상기 입력된 지표로 관리될 경우의 예측 탈모 상태를 산출하는 단계를 더 포함하는, 탈모 관리 장치의 탈모 관리 지침 제공 방법.
- 제13항에 있어서,상기 입력된 지표로 관리될 경우의 예측 탈모 상태로의 진행을 늦추기 위한 관리 지표를 출력하는 단계를 더 포함하는, 탈모 관리 장치의 탈모 관리 지침 제공 방법.
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