3 results on '"Choi, Jung-Min"'
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2. Association between brain amyloid deposition and longitudinal changes of white matter hyperintensities.
- Author
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Cha, Woo-Jin, Yi, Dahyun, Ahn, Hyejin, Byun, Min Soo, Chang, Yoon Young, Choi, Jung-Min, Kim, Kyungtae, Choi, Hyeji, Jung, Gijung, Kang, Koung Mi, Sohn, Chul-Ho, Lee, Yun-Sang, Kim, Yu Kyeong, and Lee, Dong Young
- Abstract
Background: Growing evidence suggests that not only cerebrovascular disease but also Alzheimer’s disease (AD) pathological process itself cause cerebral white matter degeneration, resulting in white matter hyperintensities (WMHs). Some preclinical evidence also indicates that white matter degeneration may precede or affect the development of AD pathology. This study aimed to clarify the direction of influence between in vivo AD pathologies, particularly beta-amyloid (Aβ) and tau deposition, and WMHs through longitudinal approach. Methods: Total 282 older adults including cognitively normal and cognitively impaired individuals were recruited from the Korean Brain Aging Study for the Early Diagnosis and Prediction of Alzheimer’s Disease (KBASE) cohort. The participants underwent comprehensive clinical and neuropsychological assessment, [
11 C] Pittsburgh Compound B PET for measuring Aβ deposition, [18 F] AV-1451 PET for measuring tau deposition, and MRI scans with fluid-attenuated inversion recovery image for measuring WMH volume. The relationships between Aβ or tau deposition and WMH volume were examined using multiple linear regression analysis. In this analysis, baseline Aβ or tau were used as independent variables, and change of WMH volume over 2 years was used as dependent variable to examine the effect of AD pathology on increase of WMH volume. Additionally, we set baseline WMH volume as independent variable and longitudinal change of Aβ or tau deposition for 2 years as dependent variables to investigate whether WMH volume could precede AD pathologies. Results: Baseline Aβ deposition, but not tau deposition, had significant positive association with longitudinal change of WMH volume over 2 years. Baseline WMH volume was not related with any of longitudinal change of Aβ or tau deposition for 2 years. We also found a significant interaction effect between baseline Aβ deposition and sex on longitudinal change of WMH volume. Subsequent subgroup analyses showed that high baseline Aβ deposition was associated with increase of WMH volume over 2 years in female, but not in male. Conclusions: Our findings suggest that Aβ deposition accelerates cerebral WMHs, particularly in female, whereas white matter degeneration appears not influence on longitudinal Aβ increase. The results also did not support any direction of influence between tau deposition and WMHs. [ABSTRACT FROM AUTHOR]- Published
- 2024
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3. AI in Organizations: Navigating the Spectrum of Human Reactions.
- Author
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Kapadia, Chaitali, Quade, Andrew, Magni, Federico, Yang, Heather Hee Jin, Gong, Yaping, Choi, Jung Min, Chao, Melody M., Morozova, Daria, Philip, Jestine, Jones, Kisha Shannon, Larson, Lindsay Elizabeth, Harris-Watson, Alexandra Michelle, and Glikson, Ella
- Abstract
This symposium explores the increasingly integral role of Artificial Intelligence (AI) in modern society and its profound influence on the workplace. While businesses are swiftly adopting AI for a variety of functions, this adoption has been met with mixed reactions, ranging from anticipation to apprehension. By developing theory about this emerging technology and empirically investigating human reactions to the use of AI in both individual and team contexts, the five papers in this symposium examine how individuals regard AI's role in their work-related tasks. Our goal is to illuminate the circumstances under which AI is deemed beneficial or harmful, thereby better equipping employees, managers, and organizations to navigate the introduction and integration of AI technologies in the workplace. Our symposium will conclude with a discussion by Dr. Ella Glikson, who will share her insights and expertise on human reactions to AI. The Facets and Consequences of Uncertainty in Human-AI Interaction Author: Federico Magni; ETH Zürich Author: Heather Hee Jin Yang; Department of Management and Technology, Bocconi U. Author: Yaping Gong; The Hong Kong U. of Science and Technology For Me or Against Me?: Reactions to AI (vs. Human) Decisions and the Role of Fairness Perceptions Author: Jung Min Choi; Hong Kong U. of Science and Technology Author: Melody M. Chao; Hong Kong U. of Science and Technology AI Spillover, Humanness, and Error Tolerance Author: Daria Morozova; Leiden U., The Netherlands Author: Jestine Philip; U. of New Haven Work Smarter, Not Harder, but When?: AI Use and Perceptions of Performance Author: Andrew Quade; Florida International U. Author: Chaitali Kapadia; Florida International U. Author: Kisha Shannon Jones; Florida International U. What's in a Name? Introducing AI for Successful Human-AI Teaming Author: Lindsay Elizabeth Larson; Florida International U. Author: Alexandra Michelle Harris-Watson; U. of Oklahoma [ABSTRACT FROM AUTHOR]
- Published
- 2024
- Full Text
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