Two-Dimensional Autofocus Technique Based on Spatial Frequency Domain Fragmentation
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DOI: 10.1109/tip.2020.2988143
Abstract: Existing two-dimensional (2D) autofocus algorithms, exploiting the known structure of 2D phase error, lack the error estimation accuracy in the case of a low signal-to-noise ratio (SNR) due to the non-exhaustive use of the echo… read more here.
Keywords: dimensional autofocus; autofocus technique; frequency; autofocus ... See more keywords