Direction-determined phase unwrapping using geometric constraint of the structured light system: The establishment of minimum phase map
Sign Up to like & getrecommendations! Published in 2017 at "Optics Communications"
DOI: 10.1016/j.optcom.2017.05.046
Abstract: Abstract A recently proposed absolute phase unwrapping method using geometric constraints of the structured light system significantly improves the measurement speed and the robustness. The most important step of this method is to create a… read more here.
Keywords: phase; direction determined; phase map; phase unwrapping ... See more keywords
Absolute Phase Unwrapping for Objects With Large Depth Range
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2023.3271764
Abstract: This article presents a method for unwrapping the phase using only the geometric constraints and photometric information of the structured light system, which can cope with objects in a large depth range without the need… read more here.
Keywords: large depth; depth range; objects large; absolute phase ... See more keywords
Speckle phase map denoising based on empirical wavelet transform and cross correlation
Sign Up to like & getrecommendations! Published in 2021 at "Optical Engineering"
DOI: 10.1117/1.oe.60.6.064102
Abstract: Abstract. In order to resolve the problem of speckle interference phase map noise interference, a phase denoising method of digital speckle pattern interferometry based on empirical wavelet transform (EWT) and cross correlation is proposed. First,… read more here.
Keywords: phase map; phase; cross correlation; speckle phase ... See more keywords