光学学报, 2017, 37 (12): 1230002, 网络出版: 2018-09-06
同步辐射红外共聚焦谱学三维成像重建算法研究 下载: 802次
3D Imaging Reconstruction Algorithm for Synchrotron Radiation Infrared Confocal Spectroscopy
图 & 表
图 1. 红外谱学显微镜用Schwarzschild 镜头的聚焦光束与(a)小样品、(b)大样品的交汇情况
Fig. 1. Confluence of focused beam of Schwarzschild lens used in the infrared spectroscopy microscope and (a) small sample or (b) large sample
图 2. 红外共聚焦谱学三维图像获取过程
Fig. 2. 3D image acquisition process of infrared confocal spectroscopy
图 3. 模型样品吸收系数分布的三维分布图。(a) YZ视图;(b) XY视图;(c) YZ剖面图;(d) XY剖面图
Fig. 3. 3D distributions of absorption coefficient of model sample. (a) YZ view; (b) XY view; (c) YZ profile; (d) XY profile
图 4. 利用直接复原法重建样品吸收系数的三维分布图。(a) YZ视图;(b) XY视图;(c) YZ剖面图;(d) XY剖面图
Fig. 4. 3D distributions of absorption coefficient of model sample reconstructed by the direction method. (a) YZ view; (b) XY view; (c) YZ profile; (d) XY profile
图 5. 利用去卷积算法重建样品吸收系数的三维分布图。(a) YZ视图;(b) XY视图;(c) YZ剖面图;(d) XY剖面图
Fig. 5. 3D distributions of absorption coefficient of model sample reconstructed by the deconvolution algorithm. (a) YZ view; (b) XY view; (c) YZ profile; (d) XY profile
图 6. 利用Levenberg-Marquardt非线性拟合算法重建样品吸收系数的三维分布图。(a) YZ视图;(b) XY视图;(c) YZ剖面图;(d) XY剖面图
Fig. 6. 3D distributions of absorption coefficient of model sample reconstructed by Levenberg-Marquardt non-linear fitting algorithm. (a) YZ view; (b) XY view; (c) YZ profile; (d) XY profile
图 7. 无误差时样品模型与重构结果中心的吸收系数分布。(a)沿Z轴;(b)沿Y轴
Fig. 7. Distributions of absorption coefficient of model sample and reconstruction result center with no random noise. (a) Along Z axis; (b) along Y axis
图 8. 模型中含有1%误差时,Levenberg-Marquardt算法重建的样品吸收系数三维分布图。(a) YZ视图;(b) XY视图;(c) YZ剖面图;(d) XY剖面图
Fig. 8. 3D distributions of absorption coefficient of model sample reconstructed by Levenberg-Marquardt algorithm with 1% random error. (a) YZ view; (b) XY view; (c) YZ profile; (d) XY profile
图 9. 模型中含有1%误差时,使用改进型高斯-牛顿算法重建的样品吸收系数三维分布图。(a) YZ视图;(b) XY视图;(c) YZ剖面图;(d) XY剖面图
Fig. 9. 3D distributions of absorption coefficient of model sample reconstructed by modified Gauss-Newton algorithm with 1% random noise. (a) YZ view; (b) XY view; (c) YZ profile; (d) XY profile
朱化春, 佟亚军, 蒋友好, 马力, 吉特, 彭蔚蔚, 陈敏, 肖体乔. 同步辐射红外共聚焦谱学三维成像重建算法研究[J]. 光学学报, 2017, 37(12): 1230002. Huachun Zhu, Yajun Tong, Youhao Jiang, Li Ma, Te Ji, Weiwei Peng, Min Chen, Tiqiao Xiao. 3D Imaging Reconstruction Algorithm for Synchrotron Radiation Infrared Confocal Spectroscopy[J]. Acta Optica Sinica, 2017, 37(12): 1230002.