TY - JOUR
T1 - Hourglass Pattern Recognition Algorithms in Vortex Polarimetry
T2 - A Review With Quantitative Evaluation
AU - Zhang, Bei
AU - Zhang, Qiushi
AU - Shan, Chenning
AU - Zhu, Xinyun
AU - Wang, Junjie
AU - Li, Yang
N1 - Publisher Copyright:
© 2026 IEEE. All rights reserved.
PY - 2026
Y1 - 2026
N2 - Vortex retarder, a typical spatial polarization modulation device, encodes incident light’s polarization information into characteristic patterns, with pattern recognition accuracy determining polarization direction (PD) and Stokes vector measurement precision. This article reviews eight representative algorithms [local morphology, radon transform (RT), correlation, and frequency domain decomposition (FDD)] and conducts multidimensional quantitative comparisons (accuracy, efficiency, and so on) via static and dynamic experiments. Results confirm FDD’s superiority in complex scenarios and high-order vortex retarders, and provide practical technical guidance for algorithm selection for polarization measurement community.
AB - Vortex retarder, a typical spatial polarization modulation device, encodes incident light’s polarization information into characteristic patterns, with pattern recognition accuracy determining polarization direction (PD) and Stokes vector measurement precision. This article reviews eight representative algorithms [local morphology, radon transform (RT), correlation, and frequency domain decomposition (FDD)] and conducts multidimensional quantitative comparisons (accuracy, efficiency, and so on) via static and dynamic experiments. Results confirm FDD’s superiority in complex scenarios and high-order vortex retarders, and provide practical technical guidance for algorithm selection for polarization measurement community.
KW - Azimuthal polarizer (AP)
KW - frequency domain decomposition (FDD)
KW - polarization direction (PD) measurement
KW - spatial polarization modulation
KW - vortex retarder
UR - https://www.scopus.com/pages/publications/105046316362
U2 - 10.1109/TIM.2026.3718123
DO - 10.1109/TIM.2026.3718123
M3 - 文献综述
AN - SCOPUS:105046316362
SN - 0018-9456
VL - 75
JO - IEEE Transactions on Instrumentation and Measurement
JF - IEEE Transactions on Instrumentation and Measurement
M1 - 7005415
ER -