Detection method and pattern recognition of ginseng and American ginseng pieces by electronic nose / 中国中药杂志
China Journal of Chinese Materia Medica
; (24): 1165-1168, 2012.
Article
in Zh
| WPRIM
| ID: wpr-356055
Responsible library:
WPRO
ABSTRACT
<p><b>OBJECTIVE</b>To distinguish the ginseng and American ginseng pieces accurately and rapidly by electronic nose technology and principal component analysis (PCA) method.</p><p><b>METHOD</b>The optimum conditions of electronic nose for ginseng and American ginseng pieces, such as sample size and volume, headspace volume, incubation time and temperature were determined by the orthogonal test, the data were processed by the normalization method and the preprocessed data were analyzed PCA.</p><p><b>RESULT</b>The detection methods of ginseng and American ginseng pieces was established by electronic nose, and the odor fingerprint figures of ginseng and American ginseng pieces were obtained, and ginseng and American ginseng pieces were distinguished by PCA recognition pattern.</p><p><b>CONCLUSION</b>A new accurate and rapid method to distinguish ginseng and American ginseng pieces was established by electronic nose detection.</p>
Full text:
1
Index:
WPRIM
Main subject:
Artificial Organs
/
Nose
/
Classification
/
Principal Component Analysis
/
Electronics
/
Panax
/
Methods
Type of study:
Diagnostic_studies
Language:
Zh
Journal:
China Journal of Chinese Materia Medica
Year:
2012
Type:
Article