Improved Gradient Threshold Image Sharpness Evaluation Algorithm

Haifei Zeng; Changpei Han; Kai Li; Huangwei Tu

doi:10.3788/LOP202158.2211001

Laser & Optoelectronics Progress, Volume. 58, Issue 22, 2211001(2021)

Improved Gradient Threshold Image Sharpness Evaluation Algorithm

Haifei Zeng^1,2,3, Changpei Han^1,2、*, Kai Li^1,2,3, and Huangwei Tu^1,2,3

Author Affiliations

¹Shanghai Institute of Technical Physics, Chinese Academy of Sciences, Shanghai 200083, China

²Key Laboratory of Infrared Detection and Imaging Technology, Shanghai Institute of Technical Physics, Chinese Academy of Sciences, Shanghai 200083, China

³University of Chinese Academy of Sciences, Beijing 100049, China

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Haifei Zeng, Changpei Han, Kai Li, Huangwei Tu. Improved Gradient Threshold Image Sharpness Evaluation Algorithm[J]. Laser & Optoelectronics Progress, 2021, 58(22): 2211001

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Paper Information

Category: Imaging Systems

Received: Dec. 16, 2020

Accepted: Jan. 21, 2021

Published Online: Nov. 5, 2021

The Author Email: Changpei Han (changpei_han@mail.sitp.ac.cn)

DOI:10.3788/LOP202158.2211001

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology