Search Results - yali+jia

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Artificial Intelligence-Assisted Projection-Resolved Optical Coherence Tomographic Angiography (aiPR-OCTA)
Summary The current artificial intelligence algorithm removes projection artifacts in optical coherence tomographic angiography images and improves the signal-to-noise ratio. Technology Overview A major limitation of optical coherence tomography angiography (OCTA) are image artifacts, particularly projection artifacts, which make the detection of...
Published: 1/7/2025   |   Inventor(s): Yali Jia, Jie Wang
Keywords(s): Imaging, Imaging - Other
Category(s): Imaging
Improved removal of projection artifacts in optical coherence tomographic angiography
­Summary The current algorithm improves projection artifacts removal for more accurate optical coherence tomographic angiography (OCTA) scans and better quantitative detection and monitoring of vascular abnormalities. Technology Overview Projection artifacts are one of the significant limitations of OCTA imaging, and a reliable projection-resolved...
Published: 9/27/2023   |   Inventor(s): Yali Jia, Jie Wang
Keywords(s): Diagnostics, Diagnostics - Other, Imaging, Imaging - Other
Category(s): Imaging, Diagnostics
Fabrication of metal-insulator-semiconductor photoelectrodes
Background Photoelectrochemical (PEC) water splitting is a promising technology for converting solar energy into clean and storable chemical energy. In PEC cells, semiconductors play a key role in absorbing photons from the light source to create mobile charge carriers. Various semiconductor materials have been studied for the high-performance PEC cells,...
Published: 12/11/2023   |   Inventor(s): Edward Yu, Soonil Lee, Li Ji
Keywords(s):  
Category(s): Physical sciences > Semiconductor, Physical sciences > Green tech
Framework for 3D retinal pathology detection by OCT/OCT-angiography
​​Summary The current technology provides a platform for a fully-automated OCT-based 3D detection of retinal pathologies with significantly reduced processing requirements, which could allow for more wide-spread adoption of OCT/OCT-angiography 3D analysis. Technology Overview Optical coherence tomography (OCT) and its angiography can be used to provide...
Published: 3/1/2023   |   Inventor(s): Yali Jia, Shaohua Pi
Keywords(s): Diagnostics, Imaging, Software, Software - Diagnostic/Detection
Category(s): Diagnostics, Imaging, Software
Fully-automated diabetic retinopathy (DR) screening based on OCT and its angiography
Summary The current technology provides a framework for a fully-automated deep-learning-based diabetic retinopathy screening that relies solely on optical coherence tomography (OCT) and its angiography, without the need for fundus photography or time-intensive clinical evaluation. Technology Overview Diabetic retinopathy (DR) is a leading cause of...
Published: 10/14/2022   |   Inventor(s): Yali Jia, Pengxiao Zang
Keywords(s): Diagnostics, Imaging, Imaging - Other, Software, Software - Diagnostic/Detection
Category(s): Diagnostics, Imaging, Software
PMU-Embedded Analytics for Online Event Detection and Classification in Power Grids
The energy requirement of the world is increasing exponentially every year. With the power demand sites concentrated in the region with the highest population density, energy production sites must be located remotely. This isolation requires lengthy and complicated grids to be designed and manufactured to transmit power over long distances. Grid failures...
Published: 7/30/2024   |   Inventor(s): Payman Dehghanian, Shiyuan Wang, Li Li
Keywords(s):  
Category(s): Technology Classifications > Industrial or Consumer Tech > Energy Infrastructure and Environment
Quantification of vascular abnormality with OCT angiography
Summary Current OCT techniques are limited in their ability to accurately detect vasculature changes, and patients with retinal vascular diseases often require more invasive intravenous contrast dye-based angiography procedures. The current technology is an OCT-based non-injection, dye-free method that allows for 3D visualization of superimposed structural...
Published: 8/23/2023   |   Inventor(s): David Huang, Yali Jia
Keywords(s): Diagnostics, Imaging, Imaging - Other, Software
Category(s): Diagnostics, Imaging, Software
Systems and methods for retinal capillary oximetry
Summary A system and method to assess the blood oxygen saturation in retinal vessels and capillaries, in high resolution. This invention can quantify the oxygen saturation in a single capillary using a non-invasive and dye-free technique. Technology Overview Altered oxygen supply is thought to be a critical factor underlying many retinal disorders...
Published: 10/3/2022   |   Inventor(s): Yali Jia, Shaohua Pi
Keywords(s): Imaging - Other
Category(s): Imaging
Self-tracking real-time high-resolution wide-field OCT angiography (OCTA)
Summary Optical coherence tomographic angiography (OCTA) provides superior resolution and volumetric data compared to fluorescein angiography, but this 3D technology requires motion artifact compensation caused by movements during the scan. Oregon Health & Science University researchers have developed a method to suppress motion artifacts caused...
Published: 9/21/2023   |   Inventor(s): Yali Jia, Xiang Wei
Keywords(s): Diagnostics, Imaging, Imaging - Other, Software, Software - Diagnostic/Detection
Category(s): Software, Imaging
A fast and robust standard-deviation based method for bulk-motion compensation in phase-based functional OCT
Summary Motion compensation algorithms are needed to correct for artifacts in phase-based functional OCT imaging, but current solutions require trade-offs between processing speed and image quality. Research at OHSU has led to the development of a novel motion compensation algorithm that can be processed quickly without sacrificing image quality, potentially...
Published: 6/26/2023   |   Inventor(s): Yali Jia, Xiang Wei
Keywords(s):  
Category(s): Software, Device, Diagnostics
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