Tongue Diagnosis Method Based on Comparative Analysis of Tongue Image Chromatography

Wenwen Shang; Yawei Wang; Shuangshuang Xue; Guangwei Peng; Hao Han; Yuanyuan Xu

doi:10.3788/LOP57.031701

Laser & Optoelectronics Progress, Volume. 57, Issue 3, 031701(2020)

Tongue Diagnosis Method Based on Comparative Analysis of Tongue Image Chromatography

Wenwen Shang¹, Yawei Wang², Shuangshuang Xue², Guangwei Peng², Hao Han¹, and Yuanyuan Xu^2、*

Author Affiliations

¹School of Mechanical Engineering, Jiangsu University, Zhenjiang, Jiangsu 212013, China

²Faculty of Science, Jiangsu University, Zhenjiang, Jiangsu 212013, China

show less

Abstract Get PDF(in Chinese)

Figures & Tables(12)

Fig. 1. Tongue image segmentation

Download full size

Fig. 2. Simulation diagrams of the superposition of tongue image positive and negative films. (a) Light red; (b) light white; (c) red; (d) twilight; (e) cyan-blue; (f) purple

Download full size

Fig. 3. Difference of synthetic film simulation parameters L^*, a^*, and b^*

Download full size

Fig. 4. Experimental results of superposition of tongue image positive and negative films. (a) Light red; (b) light white; (c) red; (d) twilight; (e) cyan-blue; (f) purple

Download full size

Fig. 5. Scatter plot of chromatographic spatial distribution. (a) Light red; (b) light white; (c) red; (d) twilight; (e) cyan-blue; (f) purple

Download full size

Fig. 6. Scatter plot for tongue color classification of synthetic films

Download full size

Fig. 7. Parameter L^* line of tongue image synthetic film

Download full size

Table 1. Relationship between tongue chroma value and physique

View table

Table 1. Relationship between tongue chroma value and physique

Physique	Chroma value	Light red( $\begin{matrix} \bar{x} \end{matrix}$ ±s)	Light white( $\begin{matrix} \bar{x} \end{matrix}$ ±s)	Red/twilight( $\begin{matrix} \bar{x} \end{matrix}$ ±s)	Cyan-blue/purple( $\begin{matrix} \bar{x} \end{matrix}$ ±s)
Peace quality	L^*	55.91±1.46	64.02±4.26	49.13±2.07	42.67±5.46
	a^*	37.39±2.66	29.54±2.37	45.60±1.70	31.07±2.77
	b^*	18.93±2.45	14.06±2.06	21.51±2.05	8.56±2.26
Sputumwet quality	L^*	57.55±1.97	59.99±1.77	48.55±2.47	44.62±2.58
	a^*	36.47±2.01	27.61±2.79	44.00±2.99	29.92±3.37
	b^*	17.51±3.11	10.92±1.70	20.76±2.53	6.87±3.61
Wet heatquality	L^*	56.87±1.79	60.35±2.06	48.64±5.29	46.37±5.96
	a^*	35.90±2.35	25.20±3.83	42.85±3.85	30.21±2.63
	b^*	18.94±2.20	10.76±2.52	20.58±2.43	6.19±1.87
Yin deficiencyquality	L^*	56.01±1.36	61.51±2.16	49.75±2.89	46.16±3.48
	a^*	39.02±2.90	28.00±4.05	45.48±2.50	30.16±1.08
	b^*	18.44±2.11	12.28±2.23	21.98±2.18	7.39±1.48

Table 2. Simulation parameter range of synthetic films

View table

Table 2. Simulation parameter range of synthetic films

Tongue color	L^*	a^*	b^*
Light red	[50, 58]	[-2, 2]	[-1, 1]
Light white	[33, 44]	[14, 28]	[-9, 14]
Red	[68, 72]	[-26, -20]	[-21, -5]
Twilight	[69, 75]	[-25, -18]	[-16, -4]
Cyan-blue	[52, 60]	[61, 72]	[21, 50]
Purple	[73, 82]	[-19, -6]	[16, 34]

Table 3. Experimental parameter range of synthetic films

View table

Table 3. Experimental parameter range of synthetic films

Tongue color	L^*	a^*	b^*
Light red	[50, 57]	[-2, 11]	[-8, 2]
Light white	[45, 49]	[3, 19]	[-18, -2]
Red	[59, 67]	[-3, 11]	[-17, -3]
Twilight	[62, 70]	[-3, 9]	[-15, -2]
Cyan-blue	[53, 59]	[3, 16]	[-16, 3]
Purple	[76, 83]	[-1, 11]	[-16, 4]

Table 4. Summary of fitting equations for tongue image synthetic films

View table

Table 4. Summary of fitting equations for tongue image synthetic films

Tongue color	Internal organ	Fitting equation
Light red	Normal	q=-0.05753o²-0.1177op+6.785o-0.07655p²+7.28p-205
Light white	Kidney	q=0.04205o²+0.06796op-4.7o-0.006757p²-3.011p+118.2
Red	Heart	q=-0.009147o²+0.03776op+1.084o-0.009451p²-2.461p-41.55
Twilight	Stomach	q=-0.01078o²+0.01269op+1.287o+0.01275p²-1.112p-47.06
Cyan-blue	Lung	q=0.05644o²+0.09939op-7.252o-0.08967p²-3.703p+215.3
Purple	Heart	q=0.005532o²-0.007552op-1.026o+0.008415p²+0.5093p+39.53

Table 5. Comparison of quantitative parameter L^* between simulation and experiment
View table
Table 5. Comparison of quantitative parameter L^* between simulation and experiment
Tongue color Simulation data Experimental data
Light red [47, 55] [50, 55]
Light white [33, 47] [45, 50]
Red [64, 70] [59, 65]
Twilight [70, 74] [65, 73]
Cyan-blue [55, 64] [55, 59]
Purple [74, 82] [73, 83]

Tools

Get Citation

Copy Citation Text

Wenwen Shang, Yawei Wang, Shuangshuang Xue, Guangwei Peng, Hao Han, Yuanyuan Xu. Tongue Diagnosis Method Based on Comparative Analysis of Tongue Image Chromatography[J]. Laser & Optoelectronics Progress, 2020, 57(3): 031701

Download Citation

EndNote(RIS)BibTex Plain Text

Set citation alerts for article

Save article for my favorites