高光谱成像技术在食品品质无损检测中的应用

Application of hyperspectral imaging technology in nondestructive detection of food quality

摘要: 高光谱成像技术结合光谱技术和图像技术的优势,能够很好的捕获光谱信息和图像信息。其丰富的光谱信息能够有效的提取样品内部特征。该分析技术已广泛应用于检测食品的水分含量、新鲜度、生物污染等。本文介绍并分析了高光谱成像技术在食品检测中的各种应用,指出了目前高光谱成像技术存在的不足之处,指明了该技术领域工作者今后的重点研究方向,并对高光谱成像技术发展前景进行了分析和展望。

Abstract: Hyperspectral imaging combines the advantages of imaging and spectroscopy,and can acquire spectral and image information simultaneously in one system very well.Its rich spectral information is sufficient for internal feature extraction.Hyperspectral imaging has been applied to assess moisture content,freshness and biological pollution and so on.This paper briefly reviewed the applications of hyperspectral imaging technology in food inspection,discussed the disadvantage of hyperspectral imaging technology,pointed out key issues in this area,on which should be focused in future and highlighted the prospect for development of hyperspectral imaging technology.