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- W3033776502 abstract "We report on a novel computational technique for automatic numerical refocusing in digital in-line holographic microscopy. It is based on the adaptive filtering of the recorded on-axis hologram to eliminate its background term and extract interference intensity-component connected with light scattered on the sample (interference fringes). Numerical propagation of such filtered hologram yields the computationally generated dark-field imaging coming from the amplitude part of the complex field. We propose a simple measure in the form of the variance of the dark-field gradient, which attains its maximum value in the focal planes for all types of objects (phase, amplitude and mixed phase-amplitude), as a robust indicator of overall sharpness and in-focus quality. Demonstrated novel autofocusing technique is positively validated using experimental data exhibiting significant variation of the magnification factor for both single and double focal plane scenarios. It compares favorably with other well-established automatic numerical refocusing techniques based on the high-pass filtered complex amplitude and edge sparsity, mainly in terms of higher axial resolution and better robustness to hologram low signal-to-noise ratio." @default.
- W3033776502 created "2020-06-12" @default.
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- W3033776502 date "2020-11-01" @default.
- W3033776502 modified "2023-10-13" @default.
- W3033776502 title "DarkFocus: numerical autofocusing in digital in-line holographic microscopy using variance of computational dark-field gradient" @default.
- W3033776502 cites W1965549585 @default.
- W3033776502 cites W1966344774 @default.
- W3033776502 cites W1971110429 @default.
- W3033776502 cites W1976836781 @default.
- W3033776502 cites W1983568931 @default.
- W3033776502 cites W1991101760 @default.
- W3033776502 cites W1993585661 @default.
- W3033776502 cites W1993693555 @default.
- W3033776502 cites W1995260510 @default.
- W3033776502 cites W2000664945 @default.
- W3033776502 cites W2003776751 @default.
- W3033776502 cites W2006948821 @default.
- W3033776502 cites W2007221293 @default.
- W3033776502 cites W2010461014 @default.
- W3033776502 cites W2021027056 @default.
- W3033776502 cites W2029938900 @default.
- W3033776502 cites W2035111862 @default.
- W3033776502 cites W2035828874 @default.
- W3033776502 cites W2036916124 @default.
- W3033776502 cites W2039817054 @default.
- W3033776502 cites W2044987568 @default.
- W3033776502 cites W2045035157 @default.
- W3033776502 cites W2048320148 @default.
- W3033776502 cites W2063453644 @default.
- W3033776502 cites W2068484181 @default.
- W3033776502 cites W2071726968 @default.
- W3033776502 cites W2072516519 @default.
- W3033776502 cites W2082644923 @default.
- W3033776502 cites W2087322350 @default.
- W3033776502 cites W2088182184 @default.
- W3033776502 cites W2088297512 @default.
- W3033776502 cites W2088331265 @default.
- W3033776502 cites W2090591884 @default.
- W3033776502 cites W2091815072 @default.
- W3033776502 cites W2091816174 @default.
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- W3033776502 cites W2098361889 @default.
- W3033776502 cites W2099612972 @default.
- W3033776502 cites W2103947544 @default.
- W3033776502 cites W2113648894 @default.
- W3033776502 cites W2115269474 @default.
- W3033776502 cites W2116138376 @default.
- W3033776502 cites W2121907296 @default.
- W3033776502 cites W2125295372 @default.
- W3033776502 cites W2135922779 @default.
- W3033776502 cites W2148810568 @default.
- W3033776502 cites W2162255068 @default.
- W3033776502 cites W2163999623 @default.
- W3033776502 cites W2167193873 @default.
- W3033776502 cites W2168835253 @default.
- W3033776502 cites W2170044118 @default.
- W3033776502 cites W2171163963 @default.
- W3033776502 cites W2171394900 @default.
- W3033776502 cites W2230231364 @default.
- W3033776502 cites W2249493152 @default.
- W3033776502 cites W2258981739 @default.
- W3033776502 cites W2265791385 @default.
- W3033776502 cites W2330614774 @default.
- W3033776502 cites W2400967955 @default.
- W3033776502 cites W2470863206 @default.
- W3033776502 cites W2474919382 @default.
- W3033776502 cites W2489284285 @default.
- W3033776502 cites W2520921642 @default.
- W3033776502 cites W2591540962 @default.
- W3033776502 cites W2592559261 @default.
- W3033776502 cites W2600695332 @default.
- W3033776502 cites W2601589182 @default.
- W3033776502 cites W2753427988 @default.
- W3033776502 cites W2757305027 @default.
- W3033776502 cites W2760619301 @default.
- W3033776502 cites W2786305254 @default.
- W3033776502 cites W2792179230 @default.
- W3033776502 cites W2858208157 @default.
- W3033776502 cites W2888054313 @default.
- W3033776502 cites W2892479404 @default.
- W3033776502 cites W2908872770 @default.
- W3033776502 cites W2945397920 @default.
- W3033776502 cites W2948499658 @default.
- W3033776502 cites W2963445745 @default.
- W3033776502 cites W2966017098 @default.
- W3033776502 cites W2966299514 @default.
- W3033776502 cites W3004589784 @default.
- W3033776502 cites W3099186728 @default.
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- W3033776502 doi "https://doi.org/10.1016/j.optlaseng.2020.106195" @default.
- W3033776502 hasPublicationYear "2020" @default.
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