42 citations · 134 across the 21 of their papers we have counts for
21 papers
Numerical speckle reduction for optical coherence tomography based on an analytical image formation model
Xibo Wang, Shuichi Makita, Nobuhisa Tateno +6
Speckle is an intrinsic granular pattern that limits the effective resolution of optical coherence tomography (OCT). We propose a numerical speckle reduction method using the "real…
Image-based investigation of the zebrafish developmental process using in vivo dynamic and multi-contrast optical coherence tomography
Cunyou Bao, Shadil Basheer, Aiyi Sui +6
We demonstrate in vivo dynamic optical coherence tomography (DOCT) imaging of zebrafish development from 2 weeks to 12 months post-fertilization, integrated with polarization-sensi…
Neural-network-based high-speed and high-definition full-field dynamic optical coherence tomography
Suzuyo Komeda, Nobuhisa Tateno, Yusong Liu +7
A neural-network (NN)-based method for high-speed, high-definition dynamic optical coherence tomography (DOCT) using full-field swept-source optical coherence microscopy (FF-SS-OCM…
Dynamic full-field swept-source optical coherence microscope for cellular-resolution, long-depth, and intratissue-activity imaging
Nobuhisa Tateno, Yue Zhu, Suzuyo Komeda +8
Optical coherence tomography (OCT) microscope (OCM) uses a high-numerical-aperture objective to achieve cellular-level lateral resolution. However, its practical imaging depth rang…
Dynamic-OCT simulation framework based on mathematical models of intratissue dynamics, image formation, and measurement noise
Yuanke Feng, Shumpei Fujimura, Yiheng Lim +6
Dynamic optical coherence tomography (DOCT) enables label-free functional imaging by capturing temporal OCT signal variations caused by intracellular and intratissue motions. Howev…
In vivo dynamic optical coherence tomography of human skin with hardware- and software-based motion correction
Yu Guo, Rion Morishita, Ibrahim Abd El-Sadek +10
In vivo application of dynamic optical coherence tomography (DOCT) is hindered by bulk motion of the sample. We demonstrate DOCT imaging of \invivo human skin by adopting a sample-…
Unified image formation theory for microscopy and optical coherence tomography in 4-D space-time
Naoki Fukutake, Shuichi Makita, Yoshiaki Yasuno
We construct an image formation theory that covers the majority of optical microscopy techniques that use diverse coherent or incoherent light-matter interactions. The theories of…
Four-dimensional image formation theory of optical coherence tomography
Naoki Fukutake, Shuichi Makita, Yoshiaki Yasuno
We construct an accurate imaging theory for optical coherence tomography/microscopy (OCT/OCM) without approximations to calculate precise optical resolution and imaging characteris…
Image formation theory of optical coherence tomography with optical aberrations and its application for computational aberration correction
Shuichi Makita, Naoki Fukutake, Lida Zhu +1
Computational corrections of defocus and aberrations in optical coherence tomography (OCT) offers a promising approach to realize high-resolution imaging with deep imaging depth, b…
Theoretical analysis of performance limitation of computational refocusing in optical coherence tomography
Yue Zhu, Shuichi Makita, Naoki Fukutake +1
High-numerical-aperture optical coherence tomography (OCT) enables sub-cellular imaging but faces a trade-off between lateral resolution and depth of focus. Computational refocusin…
Dynamic optical coherence tomography algorithm for label-free assessment of swiftness and occupancy of intratissue moving scatterers
Rion Morishita, Pradipta Mukherjee, Ibrahim Abd El-Sadek +8
Dynamic optical coherence tomography (DOCT) statistically analyzes fluctuations in time-sequential OCT signals, enabling label-free and three-dimensional visualization of intratiss…
Optical-coherence-tomography-based deep-learning scatterer-density estimator using physically accurate noise model
Thitiya Seesan, Pradipta Mukherjee, Ibrahim Abd El-Sadek +4
We demonstrate a deep-learning-based scatterer density estimator (SDE) that processes local speckle patterns of optical coherence tomography (OCT) images and estimates the scattere…
Multiple scattering suppression for in vivo optical coherence tomography measurement using B-scan-wise multi-focus averaging method
Yiqiang Zhu, Lida Zhu, Yiheng Lim +3
We demonstrate a method that reduces the noise caused by multi-scattering (MS) photons in an \invivo optical coherence tomography image. This method combines a specially designed i…
Neural-network based high-speed volumetric dynamic optical coherence tomography
Yusong Liu, Ibrahim Abd El-Sadek, Rion Morishita +5
Wedemonstratedeep-learningneuralnetwork(NN)-baseddynamicopticalcoherence tomography (DOCT), which generates high-quality logarithmic-intensity-variance (LIV) DOCT images from only…
Polarization-artifact reduction and accuracy improvement of Jones-matrix polarization-sensitive optical coherence tomography by multi-focus averaging
Lida Zhu, Shuichi Makita, Junya Tamaoki +4
Polarization-sensitive optical coherence tomography (PS-OCT) is a promising biomedical imaging tool for differentiation of various tissue properties. However, the presence of multi…
Multi-focus averaging for multiple scattering suppression in optical coherence tomography
Lida Zhu, Shuichi Makita, Junya Tamaoki +4
Multiple scattering is one of the main factors that limits the penetration depth of optical coherence tomography (OCT) in scattering samples. We propose a method termed multi-focus…
Theoretical model for en face optical coherence tomography imaging and its application to volumetric differential contrast imaging
Kiriko Tomita, Shuichi Makita, Naoki Fukutake +10
A new formulation of lateral imaging process of point-scanning optical coherence tomography (OCT) and a new differential contrast method designed by using this formulation are pres…
Label-free intratissue activity imaging of alveolar organoids with dynamic optical coherence tomography
Rion Morishita, Pradipta Mukherjee, Ibrahim Abd El-Sadek +8
An organoid is a three-dimensional (3D) in vitro cell culture emulating human organs. We applied 3D dynamic optical coherence tomography (DOCT) to visualize the intratissue and int…
Label-free drug response evaluation of human derived tumor spheroids using three-dimensional dynamic optical coherence tomography
Ibrahim Abd El-Sadek, Larina Tzu-Wei Shen, Tomoko Mori +5
We demonstrate label-free drug response evaluations of human breast (MCF-7) and colon (HT-29) cancer spheroids via dynamic optical coherence tomography (OCT). The MCF-7 and HT-29 s…
Synthesizing the degree of polarization uniformity from non-polarization-sensitive optical coherence tomography signals using a neural network
Shuichi Makita, Masahiro Miura, Shinnosuke Azuma +2
Degree of polarization uniformity (DOPU) imaging obtained by polarization-sensitive optical coherence tomography (PS-OCT) has the potential to provide biomarkers for retinal diseas…
Label-free metabolic imaging of non-alcoholic-fatty-liver-disease (NAFLD) liver by volumetric dynamic optical coherence tomography
Pradipta Mukherjee, Shinichi Fukuda, Donny Lukmanto +10
Label-free metabolic imaging of non-alcoholic fatty liver disease (NAFLD) mouse liver is demonstrated ex vivo by dynamic optical coherence tomography (OCT). The NAFLD mouse is a me…