Zobrazeno 1 - 10
of 579
pro vyhledávání: '"William R. Freeman"'
Autor:
Anna Heinke, Haochen Zhang, Krzysztof Broniarek, Katarzyna Michalska-Małecka, Wyatt Elsner, Carlo Miguel B. Galang, Daniel N. Deussen, Alexandra Warter, Fritz Kalaw, Ines Nagel, Akshay Agnihotri, Nehal N. Mehta, Julian Elias Klaas, Valerie Schmelter, Igor Kozak, Sally L. Baxter, Dirk-Uwe Bartsch, Lingyun Cheng, Cheolhong An, Truong Nguyen, William R. Freeman
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-9 (2024)
Abstract This study investigates the efficacy of predicting age-related macular degeneration (AMD) activity through deep neural networks (DNN) using a cross-instrument training dataset composed of Optical coherence tomography-angiography (OCTA) image
Externí odkaz:
https://doaj.org/article/f0b1c73441e648c8969d26e7c6921c1c
Autor:
Daniel N. Deussen, Anna Heinke, Wyatt Elsner, Carlo Miguel B. Galang, Fritz Gerald P. Kalaw, Alexandra Warter, Dirk-Uwe Bartsch, Lingyun Cheng, William R. Freeman
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-9 (2024)
Abstract In this retrospective case series on neovascular age-related macular degeneration (nAMD), we aimed to improve Choroidal Neovascularization (CNV) visualization in Optical Coherence Tomography Angiography (OCTA) scans by addressing segmentatio
Externí odkaz:
https://doaj.org/article/d62ba6407a074bfb8c52fea2b4453be2
Autor:
Fritz Gerald P. Kalaw, Alexandra Warter, Melina Cavichini, Darren Knight, Alexandria Li, Daniel Deussen, Carlo Galang, Anna Heinke, Veronica Mendoza, Shyamanga Borooah, Sally L. Baxter, Dirk-Uwe Bartsch, Lingyun Cheng, William R. Freeman
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-8 (2023)
Abstract This cross-sectional study aimed to investigate the hypothesis that permanent capillary damage may underlie the long-term COVID-19 sequela by quantifying the retinal vessel integrity. Participants were divided into three subgroups; Normal co
Externí odkaz:
https://doaj.org/article/07bbbc91c83245ca88755de88be1d625
Autor:
Yiqian Wang, Carlo Galang, William R. Freeman, Alexandra Warter, Anna Heinke, Dirk-Uwe G. Bartsch, Truong Q. Nguyen, Cheolhong An
Publikováno v:
IEEE Access, Vol 11, Pp 103319-103332 (2023)
Optical Coherence Tomography (OCT) is a widely used 3D imaging technology in ophthalmology. Segmentation of retinal layers in OCT is important for diagnosis and evaluation of various retinal and systemic diseases. While 2D segmentation algorithms hav
Externí odkaz:
https://doaj.org/article/f6944bee0bd746c09dcb124721bf88df
Autor:
Varsha Alex, Tahmineh Motevasseli, William R. Freeman, Jefy A. Jayamon, Dirk-Uwe G. Bartsch, Shyamanga Borooah
Publikováno v:
Scientific Reports, Vol 11, Iss 1, Pp 1-13 (2021)
Abstract Comparing automated retinal layer segmentation using proprietary software (Heidelberg Spectralis HRA + OCT) and cross-platform Optical Coherence Tomography (OCT) segmentation software (Orion). Image segmentations of normal and diseased (iAMD
Externí odkaz:
https://doaj.org/article/a055deeebdab41cda94b64eb0e243df8
Publikováno v:
Journal of Ophthalmic & Vision Research, Vol 16, Iss 4, Pp 670-675 (2021)
Abstract Age-related macular degeneration and its complication, subretinal neovascularization, are common causes of progressive, irreversible impairment of central vision. Anti-vascular endothelial growth factor (anti-VEGF) therapy has improved the v
Externí odkaz:
https://doaj.org/article/ac4e96759db54030b0e8016111a295ae
Autor:
Yiqian Wang, Junkang Zhang, Melina Cavichini, Dirk-Uwe G. Bartsch, William R. Freeman, Truong Q. Nguyen, Cheolhong An
Publikováno v:
IEEE Access, Vol 8, Pp 190897-190905 (2020)
Retinal imaging is crucial in diagnosing and treating retinal diseases, and multimodal retinal image registration constitutes a major advance in understanding retinal diseases. Despite the fact that many methods have been proposed for the registratio
Externí odkaz:
https://doaj.org/article/f4c9b5c3194c4e4aae426837409ea15d
Publikováno v:
Drug Delivery, Vol 27, Iss 1, Pp 703-711 (2020)
Mesoporous silica has attracted significant attention in the drug delivery area; however, impurities can be a source of toxicity. The current study used commercial microparticles produced at large scale in a well-controlled environment. Micrometer si
Externí odkaz:
https://doaj.org/article/a73e796871304aeba27543cf7d5d6a1e
Autor:
Ying Xiao, Kyung Seek Choi, David Warther, Kristyn Huffman, Stephanie Landeros, William R. Freeman, Michael J. Sailor, Lingyun Cheng
Publikováno v:
Drug Delivery, Vol 27, Iss 1, Pp 1461-1473 (2020)
Proliferative vitreoretinopathy (PVR) is a significant threat for vision recovery from retinal detachment or ocular trauma. Currently, no approved pharmacological intervention to prevent PVR. Daunorubicin (DNR) and dexamethasone (DEX) were sequential
Externí odkaz:
https://doaj.org/article/f5863a4482744ff7bb369780dbb85946
Autor:
Timothy Gburek, Brian Siana, Anahita Alavi, Najmeh Emami, Johan Richard, William R. Freeman, Daniel P. Stark, Christopher Snapp-Kolas
Publikováno v:
The Astrophysical Journal, Vol 948, Iss 2, p 108 (2023)
We present a Keck/MOSFIRE rest-optical composite spectrum of 16 typical gravitationally lensed star-forming dwarf galaxies at 1.7 ≲ z ≲ 2.6 ( z _mean = 2.30), all chosen independent of emission-line strength. These galaxies have a median stellar
Externí odkaz:
https://doaj.org/article/30b8dfa48ed34e3daf295897b05e6085