全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

利用高光谱图像技术检测水果轻微损伤

, PP. 106-109

Keywords: 苹果,高光谱图像,检测,轻微损伤

Full-Text   Cite this paper   Add to My Lib

Abstract:

提出了利用高光谱图像技术检测水果轻微损伤的方法。试验以苹果为研究对象,利用500~900nm范围内的高光谱图像数据,通过主成分分析提取547nm波长下的特征图像,然后设计不均匀二次差分消除了苹果图像亮度分布不均匀的影响,最后通过合适的数字图像处理方法提取苹果的轻微损伤。试验结果表明,高光谱图像技术对苹果轻微损伤的检测正确率达到

References

[1]  Kim M S,Chen Y R,Mehl P M.Hyperspectral reflectance and fluorescence imaging system for food quality and safety[J].Transactions of the ASAE,2001,44(3):721~ 729.
[2]  Park B,Lawrence K C,Windham W R,et al.Hyperspectral imaging for detecting fecal and ingesta contaminants on poultry carcasses[J].Transactions of the ASAE,2002,45(6):2 017~2 026.
[3]  Lu Renfu.Multispectral imaging for predicting firmness and soluble solids content of apple fruit[J].Postharvest Biology and Technology,2004,31(2):147~ 157.
[4]  Mehl P M,Chen Y R,Kim M S.Development of hyperspectral imaging technique for the detection of apple surface defects and contaminations[J].Journal of Food Engineering,2004,61(1):67~ 81.
[5]  Cheng X,Chen Y R,Tao Y,et al.A novel integrated PCA and FLD method on hyperapectral imaging feature extraction for cucumber chilling damage inspection[J].Transactions of the ASAE,2004,47(4):1 313~1 320.
[6]  Xing Juan,Bravo Cedric,Jancsok P T,et al.Detecting bruises on \'Golden Delicious\'apples using hyperspectral imaging with multiple wavebands[J].Biosystems Engineering,2005,90 (1):27 ~ 36.
[7]  Chen Y R,Chao K,Kim M S.Machine vision technology for agricultural applications[J].Computers and Electronics in Agriculture,2002,36(2):173~ 191.
[8]  刘木华.农畜产品品质无损检测中高光谱图像技术的应用进展[J].农业机械学报,2005,36(9):139~143.
[9]  Polder G,Gerie W A M,Heijden van der,et al.Calibration and characterization of imaging spectrographs[J].Journal of Near Infrared Spectroscopy,2003,11(3):193~210.
[10]  Kim M S,Lefcourt A M,Chen Y R,et al.Multispectral detection of fecal contamination on apples based on hyperspectral imagery:part Ⅱ.Application of hyperspectral fluorescence imaging[J].Transactions of the ASAE,2002,45(6):2 039~2 047.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133