Transport-of-intensity phase imaging using Savitzky-Golay differentiation filter : theory and applications

• Main Authors: Zuo, Chao, Chen, Qian, Yu, Yingjie, Asundi, Anand Krishna
• Other Authors: School of Mechanical and Aerospace Engineering
• Format: Article
• Language: English
• Published: 2013
• Subjects: DRNTU::Engineering::Mechanical engineering::Motor vehicles
• Online Access: https://hdl.handle.net/10356/96550; http://hdl.handle.net/10220/9918
• Institution: Nanyang Technological University

Several existing strategies for estimating the axial intensity derivative in the transport-of-intensity equation (TIE) from multiple intensity measurements have been unified by the Savitzky-Golay differentiation filter - an equivalent convolution solution for differentiation estimation by least-...