国际光学工程学会
期刊
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图书
作者:Lei Liu , Bin Liu
来源:[J].Optical Engineering(IF 0.88), 2018, Vol.57 (8), pp.083103-083103SPIE
摘要:We propose a security-enhanced optical interference-based multiple-image encryption (IBMIE) using a modified multiplane phase retrieval algorithm (MPPRA) in the Fresnel transform domain. In this IBMIE scheme, while a phase-only mask (POM) distributing randomly between [ 0 , ...
作者:Lei Liu , Xu Chen ...
来源:[J].Journal of Electronic Imaging(IF 1.061), 2018, Vol.27 (4), pp.043015-043015SPIE
摘要:The detection of foreign substances in transparent-bottled liquid is a key procedure in production. An improved algorithm based on the combination of guided filter and visual background extractor (ViBe) is proposed for the detection of foreign substances in transparent-bottled tu...
作者:Lei Liu , Jingwen Yan ...
来源:[J].Optical Engineering(IF 0.88), 2015, Vol.54 (1), pp.014106-014106SPIE
摘要:Compressed sensing (CS) is a new jointly sampling and compression technology for remote sensing. In hyperspectral imaging, a typical CS method encodes the two-dimensional (2-D) spatial information of each spectral band or encodes the third spectral information simultaneously...
作者:Lei Liu , Wataru Ito , Alexei Morozov
来源:[J].Neurophotonics, 2018, Vol.5 (2), pp.025003-025003SPIE
摘要:Region and cell-type restricted expression of light-activated ion channels is the indispensable tool to study properties of synapses in specific circuits and to monitor synaptic alterations by various stimuli including neuromodulators and behaviors, both ex vivo and in vivo . The...

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