Eiji Okada

Keio University — Japan

Medicine · Health Sciences

23h-index3.2kcitations277works0.72yr avg
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Research Topics

Optical Imaging and Spectroscopy Techniques(188), Photoacoustic and Ultrasonic Imaging(115), Non-Invasive Vital Sign Monitoring(78), Infrared Thermography in Medicine(46), Thermoregulation and physiological responses(29)

Publications277 total

Prevalence, geographic distribution, and transmission pathway of Camponotus yamaokai virus
Archives of Virology·2025
Evaluation of OCT Image Synthesis for Choroidal and Retinal Layer Segmentation Using Denoising Diffusion Probabilistic Models
2025· 1 cited
Construction of Statistical Scalp-Cortex Correlation Atlas and Representation Using Augmented Reality as Optode Positioning of Functional Near-Infrared Spectroscopy
2024· 1 cited
Focusing through scattering media by transmission matrix measurement using co-axial configuration of SLM
2023
3D-printed head surface model of a standard brain template for scalp-cortex correlation of fNIRS
2023· 1 cited
Influence of the heterogeneity of extracerebral tissues on scalp-cortex correlation of fNIRS for infants
2023
Monte Carlo modeling of photoacoustic guided technique in scattering media
2023
Monte Carlo simulation of photon transport in a scattering-dominated medium with a refractive index gradient for acoustic light-guiding
Optics Continuum·2022· 2 citedOpen Access
Acoustic light-sheet microscopy
2021· 2 citedOpen Access
Correlating functional near-infrared spectroscopy with underlying cortical regions of 0-, 1-, and 2-year-olds using theoretical light propagation analysis
Neurophotonics·2021· 4 citedOpen Access
Targeting brain regions of interest in functional near‐infrared spectroscopy—Scalp‐cortex correlation using subject‐specific light propagation models
Human Brain Mapping·2021· 15 citedOpen Access
Experimental tests of indicators for the degree of validness of the diffusion approximation
Journal of Physics Communications·2021· 1 citedOpen Access
Non-contact acquisition of brain function using a time-extracted compact camera
Scientific Reports·2019· 6 citedOpen Access
Theoretical analysis of hemodynamic signal from the scalp in time-gated NIRS imaging using null source-detector separation
2019
Time-domain diffuse optical tomography with lp sparsity regularization for thyroid cancer imaging
2019
Influence of optical path length on multi-wavelength measurement of oxy- and deoxy-hemoglobins in the skin
2019
In situ estimation of optical properties of rat and monkey brains using femtosecond time-resolved measurements
Scientific Reports·2019· 19 citedOpen Access
Construction of head model for light propagation analysis by segmentation of magnetic resonance images using deep learning
2019
甲状腺癌イメージングのためのL_pスパース性正則化による時間領域拡散光トモグラフィー【JST・京大機械翻訳】
Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE·2019
Ex Vivo Assessment of Various Histological Differentiation in Human Carotid Plaque with Near-infrared Spectroscopy Using Multiple Wavelengths
Neurologia medico-chirurgica·2019· 4 citedOpen Access
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Frequent Co-authors

David T. Delpy(12), Hiroshi Kawaguchi(9), Michael Firbank(8), Martin Schweiger(6), Simon Arridge(6), Takayuki Obata(5), Yukari Tanikawa(4), Atsushi Maki(4), Hiroshi Ito(4), Kazuki Kurihara(4), Yukio Yamada(3), Keisuke Mase(3), Tetsuya Iizuka(3), Mark Cope(2), Hamid Dehghani(2), Tsukasa Funane(2), Hirokazu Atsumori(2), Masashi Kiguchi(2), Yoshihiko Kashio(2), Tsuyoshi Yamamoto(2)