光学学报, 2020, 40 (13): 1306001, 网络出版: 2020-07-09
利用神经网络实现多模光纤传输散斑的识别 下载: 946次
Realization of Recognition for Multi-Mode Optical Fiber Transmission Speckle Using Neural Network
图 & 表
图 8. SVM多分类原理图。(a)分类前;(b)分类后
Fig. 8. Schematic of SVM multi-classification. (a) Before classification; (b) after classification
图 9. 光斑图RGB颜色像素统计直方图。(a)红色分量;(b)绿色分量;(c)蓝色分量
Fig. 9. Statistical histograms of RGB color pixels in speckle patterns. (a) Red component; (b) green component; (c) blue component
图 10. 散斑图映射到HSV通道的色彩图。(a)HSV空间;(b)色调分量;(c)饱和度分量;(d)明度分量
Fig. 10. Color maps obtained by speckle patterns mapped to HSV channel. (a) HSV space; (b) hue component; (c) saturation component; (d) lightness component
图 11. 神经网络结构图。(a)4层卷积;(b)3层卷积
Fig. 11. Structures of neural network. (a) Four-layer convolution; (b) three-layer convolution
表 1不同色彩分量输入网络时的训练性能及时间
Table1. Training performance and time of each color component when inputted into network
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表 2神经网络的训练性能及时间
Table2. Training performance and time of neural networks
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卢顺, 谭中伟, 刘艳, 杨婧雅, 张利伟, 牛慧. 利用神经网络实现多模光纤传输散斑的识别[J]. 光学学报, 2020, 40(13): 1306001. Shun Lu, Zhongwei Tan, Yan Liu, Jingya Yang, Liwei Zhang, Hui Niu. Realization of Recognition for Multi-Mode Optical Fiber Transmission Speckle Using Neural Network[J]. Acta Optica Sinica, 2020, 40(13): 1306001.