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題 名 | 使用高解析度彩色攝影系統對中醫舌診作定性及定量分析之研究=The Study of Qualitative and Quantitative Analysis for Chinese Medical Tongue Diagnosis Using High Resolution Color CCD |
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作 者 | 陳文秀; | 書刊名 | 中醫藥年報 |
卷 期 | 16:1 1998.05[民87.05] |
頁 次 | 頁637-663 |
分類號 | 413.241 |
關鍵詞 | 舌診; 顏色; HSL模型; RGB模型; Tongue diagnosis; Color; RGB; HSL; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究在控制的穩定環境條件下,藉由高解析度的彩色攝影系統記錄 儲存舌影像,提供臨床診斷上客觀的參考依據。對於舌象採用RGB三原 色與HSL顏色模型,以映射後再修正之二階段演算法判斷舌質與舌苔的 顏色,藉以探討中醫舌診的定性與定量的關係。結果顯示將健康大學生的 舌象,加以區分為舌尖(心肺區)、舌中間(脾胃區)、舌左邊(左肝膽 區)與舌右邊(右肝膽區),分別以RGB 和HSL 顏色模型將質苔顏色表 現出來,其中RGB的值介於0-255、HSL的值介於0-100,並進一步對舌 質之淡紅舌、紅舌、紅絳舌、及青紫舌之RGB與HSL作分析,對舌苔之 白苔和黃苔之RGB與HSL作分析,由顏色觀點加以解釋各種臨床診斷上 的表現。中醫將色與澤分開,色(青、組、黃等)相當於色調(Hue)、 澤(鮮明、潤燥、明暗)相當於飽和度(Saturation)和亮度(Luminance) 的結合。由顏色關係可看出健康人的舌象是非常一致的,因為其HSL 顏 色模型之H與S變動量均在2以下。此外,使用5400K色溫和4600流明 之光源系統,能降低周遭環境對舌影像的影響,以確保所擷取到之顏色資 訊是可靠的。 |
英文摘要 | Tongue reflects the health conditions of the human body throgh the color and properties of its coating and substance. However, in the past, the correctness of tongue diagnosis was affected by the experience and knowledge of the doctors who adopted the traditional Chinese medical diagnosis. On the other hand, the environmental factors such as the difference of light source and the brightness had great influence to the doctors in making good diagnostic results through tongue. In this research, a robust lighting system with 5400K color temperature and 4600 luminance is evaluated and recommended. Under this controlled environment, a high resolution CCD is used ot store the color image information. The two-pass color identification algorithm was employed to judge the color of the coating and substance. From RGB (their values are ranged from 0 to 255) and HSL (their values are ranged from 0 to 100) color models, tongue properties of the left and right liver gall regions, stomach-spleen region and heart-lung region are qualified and quantified. The middle region of tongue is darker than other regions in color with lower luminance and with the existence of some purple-blue tongue. Also, the right liver-gall and left liver-gall have the similar quantitative analytic results. Finally, the quantitative results are very consistent in this research for normal subjects with low deviations within the value of 2 in both hue and saturation. |
本系統中英文摘要資訊取自各篇刊載內容。