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題 名 | An Investigation on The Estbalishment of Foot Surface Area Estimation Formula Using 3-D Foot Scanner=以3D腳型掃描儀建立腳型表面積估算公式之研究 |
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作 者 | 杜信宏; 游志雲; | 書刊名 | 工業工程學刊 |
卷 期 | 25:3 2008.05[民97.05] |
頁 次 | 頁223-228 |
分類號 | 440.8 |
關鍵詞 | 腳型表面積; 3D掃描; 腳長; 腳圍; Foot surface area; 3D scan; Foot length; Ball girth; |
語 文 | 英文(English) |
中文摘要 | 本研究的目的是以3D腳型掃描儀來建立腳型表面積的估算公式。本研究召募100位樣本並以3D腳型掃描儀來掃描其右腳3D腳型。接著透過TriD軟體來萃取出腳型表面積與5個1D腳型尺寸值。首先以這5個1D尺寸值分別對腳型表面積值進行迴歸分析,找出單一尺寸有95%以上的變異解釋能力者。如果沒有,則由5個1D尺寸值裏再選3個R2較高的尺寸值以(1)兩個一組,和(2)三個一組的方式再分別進行迴歸。研究結果以腳長和腳掌圍二者的組合爲最佳,其迴歸方程式(腳型表面積=1.051×腳長×腳寬)可解釋97.7%的腳型表面積變異。本研究同時也評估此估算公式的是否受性別影響,以及將之與DuBois&DuBois公式進行比較。因此在估算準確性可接受的水準之下,本研究建議可使用本研究所建立的公式來估算腳型表面積。 |
英文摘要 | The purpose of this study is to establish a foot surface area (FSA) estimation formula using 3-D foot scanner. 100 subjects were recruited to scan their right feet by a 3D foot scanner. After scanning, FSA was computed and five 1-D measurements were extracted by TriD software automatically. These five 1-D measurements were regressed one single each on FSA first. Three among these five with higher R^2 were chosen to be analyzed further in the sequence as: (1) two measurements a pair, and (2) three measurements together respectively. After analyses, foot length-ball girth pair was chosen as good predictors on FSA with highest R^2 and easier measurableness. The resulting FSA formula was evaluated on the gender effect, and compared also with Du Bois and Du Bois' formula. This study concluded a new FSA estimation formula, FSA=1.051×foot length × ball girth, with R^2=0.977. |
本系統中英文摘要資訊取自各篇刊載內容。