Laser & Optoelectronics Progress, Volume. 61, Issue 14, 1412003(2024)
Three-Dimensional Microscopic Measurement Based on Gradient Variance for Focus Evaluation
[7] Liu B, Qiao Q, Zhao J et al. 3D profile measurement based on depth from focus method using high-frequency component variance weighted entropy image sharpness evaluation function[J]. Infrared and Laser Engineering, 50, 20200326(2021).
[8] Zhang P D, Liu W, Wang W Q et al. Three-dimensional measurement of geometrical parameters of cutting tools based on depth from focus method[J]. Infrared and Laser Engineering, 52, 20220686(2023).
[12] Bi T H, Du W H. Improved Brenner definition evaluation function[J]. Electronic Measurement Technology, 42, 80-84(2019).
Get Citation
Copy Citation Text
Zhengqiong Dong, Qingfeng Yang, Xianwen Huang, Jingyi Wang, Yijun Xie, Renlong Zhu, Xiangdong Zhou, Lei Nie. Three-Dimensional Microscopic Measurement Based on Gradient Variance for Focus Evaluation[J]. Laser & Optoelectronics Progress, 2024, 61(14): 1412003
Category: Instrumentation, Measurement and Metrology
Received: Sep. 4, 2023
Accepted: Dec. 14, 2023
Published Online: Jul. 17, 2024
The Author Email: Lei Nie (leinie@hbut.edu.cn)
CSTR:32186.14.LOP232028