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[OHBM 2024] Human Cerebral Cortex Organization Estimated by Functional PET-FDG Metabolic Connectivity
The recent development of high-temporal resolution functional PET (fPET) introduces an emerging focus on “metabolic connectivity (MC)” , providing a complementary perspective to the hemodynamic-based “functional connectivity (FC)” assessed by fMRI. In this study, we applied a connectivity based analytical scheme on a resting-state fPET-fMRI dataset, aiming to characterize the cortical organization of glucose metabolic dynamics and understand how it differs from the hemodynamics based functional network structures.
Penghui Du
,
Sean Coursey
,
Ting Xu
,
Hsiao-Ying Wey
,
Jonathan Polimeni
,
Quanying Liu
,
Jingyuan Chen
In Prep | Exploring the effect of psychotropic drugs on zebrafish brain dynamics by high-throughput calcium imaging
In this study, we collected calcium imaging data from zebrafish under various drug conditions using epifluorescence microscope, and explored the effects of distinct drugs on the activity and connectivity of brain networks.
Ziling Lu
,
Penghui Du
,
Youzhi Qu
,
Xuan Luo
,
Zimeng Xue
,
Quanying Liu
Assessing Generalization of Cognitive Tasks Using Multi-regional Modular Recurrent Neural Networks with Transfer Learning
In this study, we proposed a multi-regional modular recurrent neural network to simulate the cognitive processes. The model is structured into three different modules: perception, information integration, and decision. Here
Youzhi Qu
,
Wenxin Che
,
Penghui Du
,
Xinyao Jian
,
Quanying Liu
CT image segmentation of key organs for nasopharyngeal cancer radiation therapy
Nasopharyngeal cancer is a serious tumor in the upper pharynx, requiring careful outlining of key organs for radiotherapy planning. Traditionally, this is done manually on CT images, a slow, labor-intensive process reliant on the physician’s experience.
Penghui Du
,
Wenxin Che
,
Rihan Huang
,
Quanying Liu
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