TWI777126B - Method of facial characteristic angle measurement and device thereof - Google Patents
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本發明是有關於一種臉部特徵量測方法及其裝置,且特別是有關於一種臉部特徵角度量測方法及其裝置。 The present invention relates to a facial feature measurement method and device, and more particularly, to a facial feature angle measurement method and device.
在科技進步及媒體普及的趨勢下,醫學美容市場也隨之蓬勃發展。然而,現今醫學美容效果評估僅由專業醫師及一般照相評估療效,難以有效地及準確地評估每位患者改善或治療前後的差異。 Under the trend of technological progress and media popularization, the medical aesthetics market is also booming. However, the current medical cosmetic effect evaluation is only performed by professional physicians and general photography, and it is difficult to effectively and accurately evaluate the improvement of each patient or the difference between before and after treatment.
根據上述,醫學美容市場上亟需發展出可有效地及準確地評估改善或治療效果的方法及裝置。 Based on the above, there is an urgent need in the medical cosmetic market to develop methods and devices that can effectively and accurately evaluate improvement or treatment effects.
本發明提供一種臉部特徵角度量測方法及其裝置,藉由辨識臉部影像中預設的至少一位置組並計算得出對應的特徵角度,可有效地及量化地評估臉部特徵,進一步地,可使臉部改善或療效評估更有公信力及科學實證力。 The present invention provides a facial feature angle measurement method and device. By identifying at least one preset position group in the facial image and calculating the corresponding feature angle, the facial features can be effectively and quantitatively evaluated, and further It can make facial improvement or efficacy assessment more credible and scientifically proven.
依據本發明一實施方式提供一種臉部特徵角度量測方法,包含臉部影像提供步驟、位置組辨識步驟及特徵角度計算步驟。臉部影像提供步驟是提供使用者的臉部影像。位置組辨識步驟是辨識臉部影像中預設的至少一位置組,位置組包含頂點、第一端點及第二端點。特徵角度計算步驟是計算得出第一連線及第二連線之間的特徵角度,第一連線由頂點及第一端點連接而成,第二連線由頂點及第二端點連接而成。藉此,可有效地及量化地評估臉部特徵。 According to an embodiment of the present invention, a method for measuring a facial feature angle is provided, which includes a step of providing a face image, a step of identifying a position group, and a step of calculating a feature angle. The face image providing step is to provide the user's face image. The step of identifying the position group is to identify at least one preset position group in the face image, and the position group includes a vertex, a first end point and a second end point. The characteristic angle calculation step is to calculate the characteristic angle between the first connection line and the second connection line. The first connection line is formed by connecting the vertex and the first end point, and the second connection line is connected by the vertex and the second end point. made. Thereby, facial features can be effectively and quantitatively evaluated.
根據前述實施方式的臉部特徵角度量測方法,其中在位置組辨識步驟中,至少一位置組可為眉峰位置組及眉尾位置組中至少一組,眉峰位置組的頂點為眉頭,眉峰位置組的第一端點為眉頭水平參考位置,眉峰位置組的第二端點為眉峰,眉尾位置組的頂點為眉頭,眉尾位置組的第一端點為眉頭水平參考位置,眉尾位置組的第二端點為眉尾。在特徵角度計算步驟中,透過眉峰位置組計算得出的特徵角度為眉峰特徵角度,透過眉尾位置組計算得出的特徵角度為眉尾特徵角度。 The facial feature angle measurement method according to the foregoing embodiment, wherein in the position group identification step, at least one position group can be at least one of the eyebrow peak position group and the eyebrow tail position group, the apex of the eyebrow peak position group is the brow, and the eyebrow peak position The first end point of the group is the horizontal reference position of the eyebrow head, the second end point of the eyebrow peak position group is the eyebrow peak, the vertex of the eyebrow tail position group is the eyebrow head, the first end point of the eyebrow tail position group is the eyebrow head horizontal reference position, and the eyebrow tail position The second endpoint of the group is the eyebrow tail. In the characteristic angle calculation step, the characteristic angle calculated through the eyebrow peak position group is the eyebrow peak characteristic angle, and the characteristic angle calculated through the eyebrow tail position group is the eyebrow tail characteristic angle.
根據前述實施方式的臉部特徵角度量測方法,其中在位置組辨識步驟中,至少一位置組可為相對鼻翼位置組及相對嘴角位置組中至少一組,相對鼻翼位置組的頂點為鼻翼,相對鼻翼位置組的第一端點為瞳孔上一位置,相對鼻翼位置組的第二端點介於眉峰至眉尾之間,相對嘴角位置組的頂點為嘴角,相對嘴角位置組的第一端點為鼻 翼,相對嘴角位置組的第二端點介於眼頭至外眥之間。在特徵角度計算步驟中,透過相對鼻翼位置組計算得出的特徵角度為相對鼻翼特徵角度,透過相對嘴角位置組計算得出的特徵角度為相對嘴角特徵角度。 The facial feature angle measurement method according to the foregoing embodiment, wherein in the position group identification step, at least one position group can be at least one of a relative nose alar position group and a relative mouth corner position group, and the vertex of the relative nose alar position group is the nose alar, The first endpoint of the relative nose wing position group is the position on the pupil, the second endpoint of the relative nose wing position group is between the eyebrow peak and the eyebrow tail, the vertex of the relative mouth corner position group is the corner of the mouth, and the first endpoint of the relative mouth corner position group is nose Wing, the second end point of the position group relative to the corners of the mouth is between the eye head and the lateral canthus. In the characteristic angle calculation step, the characteristic angle calculated through the relative nose alar position group is the relative nose alar characteristic angle, and the characteristic angle calculated through the relative mouth corner position group is the relative mouth corner characteristic angle.
根據前述實施方式的臉部特徵角度量測方法,其中相對鼻翼位置組的頂點為鼻翼,相對鼻翼位置組的第一端點為瞳孔外側,相對鼻翼位置組的第二端點為眉峰,相對嘴角位置組的頂點為嘴角,相對嘴角位置組的第一端點為鼻翼,相對嘴角位置組的第二端點為外眥。 The facial feature angle measurement method according to the foregoing embodiment, wherein the apex of the relative alar position group is the nose, the first end point of the relative nose alar position group is the outside of the pupil, the second end point of the relative nose alar position group is the eyebrow peak, and the relative mouth corner The vertex of the position group is the mouth corner, the first end point of the relative mouth corner position group is the nose wing, and the second end point of the relative mouth corner position group is the lateral canthus.
根據前述實施方式的臉部特徵角度量測方法,可更包含先前特徵角度提供步驟,是提供先前特徵角度,先前特徵角度是使用者於一時間間隔之前使用臉部特徵角度量測方法計算得出的特徵角度。 The facial feature angle measurement method according to the foregoing embodiment may further include a previous feature angle providing step of providing a previous feature angle, and the previous feature angle is calculated by the user using the facial feature angle measurement method before a time interval characteristic angle.
根據前述實施方式的臉部特徵角度量測方法,可更包含參考指數產生步驟,是依據特徵角度、先前特徵角度、使用者的年齡及使用者於時間間隔中所接受的實施參數中至少二者產生參考指數。 The facial feature angle measurement method according to the foregoing embodiment may further include a reference index generation step based on at least two of the feature angle, the previous feature angle, the age of the user, and the implementation parameters accepted by the user in the time interval Generate a reference index.
藉由前述實施方式的臉部特徵角度量測方法,有助於臉部特徵角度量測方法的開發及應用靈活性。 The facial feature angle measurement method of the foregoing embodiments facilitates the development and application flexibility of the facial feature angle measurement method.
依據本發明另一實施方式提供一種臉部特徵角度量測裝置,執行前述的臉部特徵角度量測方法,臉部特徵角度量測裝置包含非暫時性電腦可讀記憶體及處理器。非暫時性電腦可讀記憶體用以提供臉部特徵角度量測模組。處理器通信連接非暫時性電腦可讀記憶體,處理器依 據臉部特徵角度量測模組以執行臉部特徵角度量測方法。藉此,有助提升量化評估臉部特徵的便利性。 According to another embodiment of the present invention, there is provided a facial feature angle measuring apparatus, which executes the aforementioned facial feature angle measuring method. The facial feature angle measuring apparatus includes a non-transitory computer-readable memory and a processor. The non-transitory computer-readable memory is used for providing the facial feature angle measurement module. The processor is in communication with the non-transitory computer-readable memory, and the processor depends on the The facial feature angle measurement method is executed according to the facial feature angle measurement module. In this way, the convenience of quantitative evaluation of facial features can be improved.
根據前述實施方式的臉部特徵角度量測裝置,其中在臉部特徵角度量測方法的位置組辨識步驟中,至少一位置組可為眉峰位置組及眉尾位置組中至少一組,眉峰位置組的頂點為眉頭,眉峰位置組的第一端點為眉頭水平參考位置,眉峰位置組的第二端點為眉峰,眉尾位置組的頂點為眉頭,眉尾位置組的第一端點為眉頭水平參考位置,眉尾位置組的第二端點為眉尾。在特徵角度計算步驟中,透過眉峰位置組計算得出的特徵角度為眉峰特徵角度,透過眉尾位置組計算得出的特徵角度為眉尾特徵角度。 The facial feature angle measurement device according to the aforementioned embodiment, wherein in the position group identification step of the facial feature angle measurement method, at least one position group can be at least one of the eyebrow peak position group and the eyebrow tail position group, and the eyebrow peak position The apex of the group is the eyebrow, the first endpoint of the eyebrow peak position group is the horizontal reference position of the eyebrow, the second endpoint of the eyebrow peak position group is the eyebrow peak, the apex of the eyebrow tail position group is the eyebrow, and the first endpoint of the eyebrow tail position group is The horizontal reference position of the brow head, and the second endpoint of the brow tail position group is the brow tail. In the characteristic angle calculation step, the characteristic angle calculated through the eyebrow peak position group is the eyebrow peak characteristic angle, and the characteristic angle calculated through the eyebrow tail position group is the eyebrow tail characteristic angle.
根據前述實施方式的臉部特徵角度量測裝置,其中在臉部特徵角度量測方法的位置組辨識步驟中,至少一位置組可為相對鼻翼位置組及相對嘴角位置組中至少一組,相對鼻翼位置組的頂點為鼻翼,相對鼻翼位置組的第一端點為瞳孔外側,相對鼻翼位置組的第二端點為眉峰,相對嘴角位置組的頂點為嘴角,相對嘴角位置組的第一端點為鼻翼,相對嘴角位置組的第二端點為外眥。在特徵角度計算步驟中,透過相對鼻翼位置組計算得出的特徵角度為相對鼻翼特徵角度,透過相對嘴角位置組計算得出的特徵角度為相對嘴角特徵角度。 According to the facial feature angle measurement device according to the aforementioned embodiment, in the position group identification step of the facial feature angle measurement method, at least one position group can be at least one of a relative nose alar position group and a relative mouth corner position group. The apex of the nose alar position group is the nose, the first end point of the relative nose alar position group is the outside of the pupil, the second end point of the relative nose alar position group is the eyebrow peak, the apex of the relative mouth corner position group is the mouth corner, and the first end of the relative mouth corner position group The point is the nose wing, and the second end point of the position group relative to the corner of the mouth is the lateral canthus. In the characteristic angle calculation step, the characteristic angle calculated through the relative nose alar position group is the relative nose alar characteristic angle, and the characteristic angle calculated through the relative mouth corner position group is the relative mouth corner characteristic angle.
根據前述實施方式的臉部特徵角度量測裝置,其中臉部特徵角度量測方法可更包含先前特徵角度提供步驟及參考指數產生步驟。先前特徵角度提供步驟是提供先前 特徵角度,先前特徵角度是使用者於一時間間隔之前使用臉部特徵角度量測方法計算得出的特徵角度。參考指數產生步驟是依據特徵角度、先前特徵角度、使用者的年齡及使用者於時間間隔中所接受的實施參數中至少二者產生參考指數。 According to the facial feature angle measuring apparatus according to the aforementioned embodiment, the facial feature angle measuring method may further include the step of providing the previous feature angle and the step of generating the reference index. The previous feature angle providing step is to provide the previous The feature angle, the previous feature angle is the feature angle calculated by the user using the facial feature angle measurement method before a time interval. The step of generating the reference index is to generate the reference index according to at least two of the characteristic angle, the previous characteristic angle, the age of the user, and the implementation parameters accepted by the user in the time interval.
藉由前述實施方式的臉部特徵角度量測裝置,有助精準評估病患臉部老化程度以及臉部改善或治療成效。 The facial feature angle measurement device of the aforementioned embodiments is helpful to accurately evaluate the degree of aging of the patient's face and the effect of facial improvement or treatment.
100,300:臉部特徵角度量測方法 100,300: Facial feature angle measurement method
101,301:臉部影像提供步驟 101, 301: Steps for providing face images
102,302:位置組辨識步驟 102,302: Location group identification steps
103,303:特徵角度計算步驟 103,303: Feature angle calculation steps
304:先前特徵角度提供步驟 304: previous feature angle providing step
305:參考指數產生步驟 305: Reference index generation steps
600:臉部影像 600: Facial Image
621:眉頭 621: brow
622:眉峰 622: Meifeng
623:眉尾 623: eyebrow tail
624:眉頭水平參考位置 624: horizontal reference position of brow
645:眼頭 645: Eyes
646:外眥 646: Outer canthus
657:瞳孔 657: Pupil
658:瞳孔外側 658: outside of pupil
679:鼻翼 679: Nose
681:嘴角 681: corner of mouth
900:臉部特徵角度量測裝置 900: Facial feature angle measurement device
910:處理器 910: Processor
920:非暫時性電腦可讀記憶體 920: Non-transitory computer readable memory
921:臉部特徵角度量測模組 921: Facial feature angle measurement module
930:顯示單元 930: Display unit
940:相機單元 940: Camera Unit
d11,d21,d31,d41:第一連線 d11, d21, d31, d41: the first connection
d12,d22,d32,d42:第二連線 d12, d22, d32, d42: the second connection
a1:眉峰特徵角度 a1: eyebrow peak characteristic angle
a2:眉尾特徵角度 a2: Feature angle of eyebrow tail
a3:相對鼻翼特徵角度 a3: Relative nasal characteristic angle
a4:相對嘴角特徵角度 a4: Characteristic angle relative to the corners of the mouth
第1A圖繪示本發明第一實施例的臉部特徵角度量測方法的流程圖; FIG. 1A is a flowchart illustrating a method for measuring the angle of facial features according to the first embodiment of the present invention;
第1B圖繪示第一實施例中特徵角度的示意圖; FIG. 1B is a schematic diagram of a characteristic angle in the first embodiment;
第1C圖繪示第一實施例中另一特徵角度的示意圖; 1C is a schematic diagram of another characteristic angle in the first embodiment;
第2A圖繪示本發明第二實施例的臉部特徵角度量測裝置的方塊圖; 2A is a block diagram of a facial feature angle measuring device according to a second embodiment of the present invention;
第2B圖繪示第二實施例的臉部特徵角度量測裝置的示意圖;以及 FIG. 2B is a schematic diagram of the facial feature angle measuring device according to the second embodiment; and
第3圖繪示本發明第三實施例的臉部特徵角度量測方法的流程圖。 FIG. 3 is a flowchart illustrating a method for measuring a facial feature angle according to a third embodiment of the present invention.
以下將參照圖式說明本發明之複數個實施例。為明確說明起見,許多實務上的細節將在以下敘述中一併說 明。然而,應瞭解到,這些實務上的細節不應用以限制本發明。也就是說,在本發明部分實施例中,這些實務上的細節是非必要的。此外,為簡化圖式起見,一些習知慣用的結構與元件在圖式中將以簡單示意的方式繪示之;並且重複之元件將可能使用相同的編號表示之。 Several embodiments of the present invention will be described below with reference to the drawings. For the sake of clarity, many practical details will be said together in the following narrative. Bright. It should be understood, however, that these practical details should not be used to limit the invention. That is, in some embodiments of the present invention, these practical details are unnecessary. In addition, for the purpose of simplifying the drawings, some well-known and conventional structures and elements will be shown in a simplified and schematic manner in the drawings; and repeated elements may be denoted by the same reference numerals.
第1A圖繪示本發明第一實施例的臉部特徵角度量測方法100的流程圖。由第1A圖可知,依據本發明一實施方式的第一實施例的臉部特徵角度量測方法100包含臉部影像提供步驟101、位置組辨識步驟102及特徵角度計算步驟103。
FIG. 1A shows a flowchart of a
第1B圖繪示第一實施例中眉峰特徵角度a1、眉尾特徵角度a2的示意圖,第1C圖繪示第一實施例中相對鼻翼特徵角度a3、相對嘴角特徵角度a4的示意圖。由第1A圖至第1C圖可知,臉部影像提供步驟101是提供使用者的臉部影像600。位置組辨識步驟102是辨識臉部影像(即面部影像)600中預設的至少一位置組,位置組包含頂點、第一端點及第二端點。特徵角度計算步驟103是計算得出第一連線及第二連線之間的特徵角度(第一實施例中具體上為眉峰特徵角度a1、眉尾特徵角度a2、相對鼻翼特徵角度a3、相對嘴角特徵角度a4),特徵角度小於或等於180度,第一連線由頂點及第一端點連接而成,第二連線由頂點及第二端點連接而成,即第一連線通過頂點及第一端點,第二連線通過頂點及第二端點。藉此,可有效地及量化地評估臉部特徵,且可基於臉部改善或治療目的或其他目的。
FIG. 1B is a schematic diagram of the characteristic angle a1 of the eyebrow peak and the characteristic angle a2 of the tail of the eyebrow in the first embodiment, and FIG. 1C is a schematic diagram of the characteristic angle a3 relative to the nose alar and the characteristic angle a4 relative to the corner of the mouth in the first embodiment. As can be seen from FIGS. 1A to 1C , the face
由第1B圖及第1C圖可知,在第一實施例的臉部特徵角度量測方法100的位置組辨識步驟102中,至少一位置組具體上可為眉峰位置組、眉尾位置組、相對鼻翼位置組及相對嘴角位置組。
It can be seen from FIG. 1B and FIG. 1C that in the position
由第1B圖可知,在位置組辨識步驟102中,辨識臉部影像600中預設的眉峰位置組,眉峰位置組的頂點為眉頭621,眉峰位置組的第一端點為眉頭水平參考位置624,眉峰位置組的第二端點為眉峰622。在特徵角度計算步驟103中,眉峰位置組的第一連線d11由眉頭621及眉頭水平參考位置624連接而成,眉峰位置組的第二連線d12由眉頭621及眉峰622連接而成,眉峰位置組的第一連線d11及第二連線d12之間的特徵角度為眉峰特徵角度a1,即透過眉峰位置組計算得出的特徵角度為眉峰特徵角度a1。再者,眉頭水平參考位置624可為臉部影像600中的不特定位置,使得第一連線d11為眉頭621的水平延伸線。此外,應可了解到依據本發明的臉部特徵角度量測方法中,第一端點及第二端點可互換,第一連線及第二端點亦可對應地互換,且可依需求量測臉部影像600中左側位置組及右側位置組中至少一組。
As can be seen from FIG. 1B, in the position
在位置組辨識步驟102中,辨識臉部影像600中預設的眉尾位置組,眉尾位置組的頂點為眉頭621,眉尾位置組的第一端點為眉頭水平參考位置624,眉尾位置組的第二端點為眉尾623。在特徵角度計算步驟103中,眉尾位置組的第一連線d21由眉頭621及眉頭水平參考位置
624連接而成,眉尾位置組的第二連線d22由眉頭621及眉尾623連接而成,眉尾位置組的第一連線d21及第二連線d22之間的特徵角度為眉尾特徵角度a2,即透過眉尾位置組計算得出的特徵角度為眉尾特徵角度a2。藉此,利用簡易角度分析原理,精準臉部改善實施手段(例如面部拉提)的效果,透過數字量化評估,可使改善或療效評估更有公信力及科學實證力。
In the position
由第1C圖可知,在位置組辨識步驟102中,辨識臉部影像600中預設的相對鼻翼位置組,相對鼻翼位置組的頂點為鼻翼679,相對鼻翼位置組的第一端點為瞳孔657上一位置,相對鼻翼位置組的第二端點介於眉峰622至眉尾623之間(包含眉峰622及眉尾623)。在位置組辨識步驟102中,辨識臉部影像600中預設的相對嘴角位置組,相對嘴角位置組的頂點為嘴角681,相對嘴角位置組的第一端點為鼻翼679,相對嘴角位置組的第二端點介於眼頭645至外眥(上眼皮及下眼皮交界處)646之間(包含眼頭645及外眥646)。藉此,有助於臉部特徵角度量測方法100的開發及應用靈活性。
As can be seen from FIG. 1C, in the position
更具體而言,在位置組辨識步驟102中,辨識臉部影像600中預設的相對鼻翼位置組,相對鼻翼位置組的頂點為鼻翼679,相對鼻翼位置組的第一端點為瞳孔外側658,相對鼻翼位置組的第二端點為眉峰622。在特徵角度計算步驟103中,相對鼻翼位置組的第一連線d31由鼻翼679及瞳孔外側658連接而成,相對鼻翼位置組的第二連線
d32由鼻翼679及眉峰622連接而成,相對鼻翼位置組的第一連線d31及第二連線d32之間的特徵角度為相對鼻翼特徵角度a3,即透過相對鼻翼位置組計算得出的特徵角度為相對鼻翼特徵角度a3。
More specifically, in the position
在位置組辨識步驟102中,辨識臉部影像600中預設的相對嘴角位置組,相對嘴角位置組的頂點為嘴角681,相對嘴角位置組的第一端點為鼻翼679,相對嘴角位置組的第二端點為外眥646。在特徵角度計算步驟103中,相對嘴角位置組的第一連線d41由嘴角681及鼻翼679連接而成,相對嘴角位置組的第二連線d42由嘴角681及外眥646連接而成,相對嘴角位置組的第一連線d41及第二連線d42之間的特徵角度為相對嘴角特徵角度a4,即透過相對嘴角位置組計算得出的特徵角度為相對嘴角特徵角度a4。藉此,臉部特徵角度量測方法100於上臉、中臉、下臉中使用面部老化會移動的點(例如眉峰622、眉尾623、外眥646、嘴角681)及不動點(例如眉頭621及鼻翼679),使特徵角度能精準量化改善或治療效果。透過四個特徵角度量測,能夠精準評估病患(即使用者)臉部老化程度以及臉部改善或治療(例如面部拉提)成效,進一步地可用以準確算出需求計量以及模擬出改善或治療效果。
In the position
再者,依據本發明的其他實施例中(圖未揭示),位置組可為第一實施例的臉部特徵角度量測方法100所描述的其中至少一位置組或其他位置組,例如頂點為眼
頭645,第一端點為眼頭水平參考位置,第二端點為外眥646。
Furthermore, according to other embodiments of the present invention (not shown in the figure), the position group may be at least one position group or other position groups described in the facial feature
第2A圖繪示本發明第二實施例的臉部特徵角度量測裝置900的方塊圖,第2B圖繪示第二實施例的臉部特徵角度量測裝置900的示意圖。由第2A圖及第2B圖可知,依據本發明另一實施方式的第二實施例的臉部特徵角度量測裝置900執行前述第一實施例的臉部特徵角度量測方法100,臉部特徵角度量測裝置900包含非暫時性電腦可讀記憶體920及處理器910。非暫時性電腦可讀記憶體920用以提供臉部特徵角度量測模組921,處理器910通信連接非暫時性電腦可讀記憶體920,處理器910依據臉部特徵角度量測模組921以執行臉部特徵角度量測方法100。藉此,有助提升量化評估臉部特徵的便利性。再者,依據本發明的臉部特徵角度量測裝置具體上可為臉部特徵角度量測專用儀器、醫美儀器、筆記型電腦、智慧型手機等,且不以此為限。
FIG. 2A is a block diagram of the facial feature
此外,臉部特徵角度量測裝置900可更包含相機單元940及顯示單元930。在臉部特徵角度量測方法100的臉部影像提供步驟101中,可使用相機單元940拍攝使用者以提供臉部影像600,或是讀取儲存於非暫時性電腦可讀記憶體920或臉部特徵角度量測裝置900中其他儲存元件的數據以提供使用者的臉部影像600。而於特徵角度計算步驟103之後,臉部影像600及眉峰特徵角度a1、眉尾
特徵角度a2、相對鼻翼特徵角度a3、相對嘴角特徵角度a4可顯示於顯示單元930。
In addition, the facial feature
第3圖繪示本發明第三實施例的臉部特徵角度量測方法300的流程圖。由第3圖可知,臉部特徵角度量測方法300包含臉部影像提供步驟301、位置組辨識步驟302、特徵角度計算步驟303、先前特徵角度提供步驟304及參考指數產生步驟305,其中臉部影像提供步驟301、位置組辨識步驟302、特徵角度計算步驟303可分別與前述第一實施例的臉部特徵角度量測方法100的臉部影像提供步驟101、位置組辨識步驟102、特徵角度計算步驟103相同,在此不再詳述。
FIG. 3 is a flowchart of a
先前特徵角度提供步驟304是提供先前特徵角度,先前特徵角度是使用者於一時間間隔之前使用臉部特徵角度量測方法300計算得出的特徵角度。藉此,透過數字量化評估,可使改善或療效評估更有公信力及科學實證力。
The previous feature
具體而言,使用者可於所述時間間隔中接受一種改善或治療實施手段,其具有一實施參數,所述實施參數可為口服或注射劑量、填充物劑量、物理治療(例如超音波)強度及時間,且不以此為限。當所述實施參數具有令使用者的臉部看起來相較於接受所述實施參數之前更年輕的效果時,眉峰特徵角度a1將相較於先前眉峰特徵角度為大,眉尾特徵角度a2將相較於先前眉尾特徵角度為大,相對嘴角特徵角度a4將相較於先前相對嘴角特徵角度為大。鼻翼
特徵角度a3以連接瞳孔外側658的第一連線d31為基準,鼻翼特徵角度a3往內側的角度為負值,往外側的角度為正值,其中鼻翼特徵角度a3為0度是最佳的。
Specifically, the user may receive an amelioration or treatment delivery at the time interval, which has a delivery parameter, which may be oral or injectable dose, filler dose, intensity of physical therapy (eg, ultrasound) and time, without limitation. When the implementation parameters have the effect of making the user's face look younger than before accepting the implementation parameters, the eyebrow peak characteristic angle a1 will be larger than the previous eyebrow peak characteristic angle, and the eyebrow tail characteristic angle a2 will be Compared with the previous characteristic angle of the tail of the brow being large, the relative characteristic angle a4 of the corner of the mouth will be large compared to the previous characteristic angle relative to the corner of the mouth. Nose
The characteristic angle a3 is based on the first connecting line d31 connecting the outer side of the
參考指數產生步驟305是依據特徵角度、先前特徵角度、使用者的年齡及使用者於時間間隔中所接受的實施參數中至少二者產生參考指數。藉此,能夠精準評估病患臉部老化程度以及臉部改善或治療(例如面部拉提)成效,進一步地可用以準確算出需求計量以及模擬出改善或治療效果。具體而言,參考指數可轉換以數值、顏色、圖案(例如笑臉、大拇指)等方式顯示於顯示單元930,且不以此為限。
The reference
再者,依據本發明的臉部特徵角度量測裝置(例如第二實施例的臉部特徵角度量測裝置900)可執行第三實施例的臉部特徵角度量測方法300。
Furthermore, the facial feature angle measuring apparatus (eg, the facial feature
雖然本發明已以實施方式揭露如上,然其並非用以限定本發明,任何熟習此技藝者,在不脫離本發明的精神和範圍內,當可作各種的更動與潤飾,因此本發明的保護範圍當視後附的申請專利範圍所界定者為準。 Although the present invention has been disclosed in the above embodiments, it is not intended to limit the present invention. Anyone skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, the protection of the present invention The scope shall be determined by the scope of the appended patent application.
100:臉部特徵角度量測方法 100: Facial feature angle measurement method
101:臉部影像提供步驟 101: Steps for providing face images
102:位置組辨識步驟 102: Location group identification steps
103:特徵角度計算步驟 103: Feature angle calculation steps
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CN104683692A (en) * | 2015-02-04 | 2015-06-03 | 广东欧珀移动通信有限公司 | Continuous shooting method and continuous shooting device |
CN107315987A (en) * | 2016-04-27 | 2017-11-03 | 伽蓝(集团)股份有限公司 | Assess facial apparent age, the method and its application of facial aging degree |
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CN102194131A (en) * | 2011-06-01 | 2011-09-21 | 华南理工大学 | Fast human face recognition method based on geometric proportion characteristic of five sense organs |
CN104683692A (en) * | 2015-02-04 | 2015-06-03 | 广东欧珀移动通信有限公司 | Continuous shooting method and continuous shooting device |
CN107315987A (en) * | 2016-04-27 | 2017-11-03 | 伽蓝(集团)股份有限公司 | Assess facial apparent age, the method and its application of facial aging degree |
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