计算机科学 ›› 2021, Vol. 48 ›› Issue (6A): 113-117.doi: 10.11896/jsjkx.201100119
韩斌1, 曾松伟1,2
HAN Bin1, ZENG Song-wei1,2
摘要: 植物叶片识别是植物自动分类识别研究的重要分支和热点,利用卷积神经网络进行图像分类研究已成为主流。为了提高植物叶片识别准确率,提出了基于多特征融合和卷积神经网络的植物叶片图像识别方法。首先对植物叶片图像进行预处理,提取LBP特征和Gabor特征,将多特征相加融合输入网络进行训练,使用卷积神经网络(AlexNet)构架作为分类器,利用全连接层对植物叶片进行识别。为了避免过拟合现象,使用“dropout”方法训练卷积神经网络,通过调节学习率、dropout值、迭代次数优化模型。实验结果表明,基于多特征融合的卷积神经网络植物叶片识别方法对Flavia数据库32种叶片和MEW2014数据库189种叶片识别分类效果较好,平均正确识别率分别为93.25%和96.37%,相比一般的卷积神经网络识别方法,该方法可以提高植物叶片的识别准确率,鲁棒性更强。
中图分类号:
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