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Coexistent Charcot-Marie-Tooth type 1A and type 2 diabetes mellitus neuropathies in a Chinese family 被引量:3
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作者 A-ping Sun Lu Tang +3 位作者 Qin Liao Hui Zhang Ying-shuang Zhang Jun Zhang 《Neural Regeneration Research》 SCIE CAS CSCD 2015年第10期1696-1699,共4页
Charcot-Marie-Tooth disease type 1A(CMT1A) is caused by duplication of the peripheral myelin protein 22(PMP22) gene on chromosome 17. It is the most common inherited demyelinating neuropathy. Type 2 diabetes melli... Charcot-Marie-Tooth disease type 1A(CMT1A) is caused by duplication of the peripheral myelin protein 22(PMP22) gene on chromosome 17. It is the most common inherited demyelinating neuropathy. Type 2 diabetes mellitus is a common metabolic disorder that frequently causes predominantly sensory neuropathy. In this study, we report the occurrence of CMT1 A in a Chinese family affected by type 2 diabetes mellitus. In this family, seven individuals had duplication of the PMP22 gene, although only four had clinical features of polyneuropathy. All CMT1 A patients with a clinical phenotype also presented with type 2 diabetes mellitus. The other three individuals had no signs of CMT1 A or type 2 diabetes mellitus. We believe that there may be a genetic link between these two diseases. 展开更多
关键词 nerve regeneration PMP22 duplication demyelinating degeneration hereditary disease phenotype axonal loss electrophysiology concentric structure multiplex ligation-dependent probe amplification neural regeneration
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Optimizing Risk-Aware Task Migration Algorithm Among Multiplex UAV Groups Through Hybrid Attention Multi-Agent Reinforcement Learning
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作者 Yuanshuang Jiang Kai Di +5 位作者 Ruiyi Qian Xingyu Wu Fulin Chen Pan Li Xiping Fu Yichuan Jiang 《Tsinghua Science and Technology》 2025年第1期318-330,共13页
Recently,with the increasing complexity of multiplex Unmanned Aerial Vehicles(multi-UAVs)collaboration in dynamic task environments,multi-UAVs systems have shown new characteristics of inter-coupling among multiplex g... Recently,with the increasing complexity of multiplex Unmanned Aerial Vehicles(multi-UAVs)collaboration in dynamic task environments,multi-UAVs systems have shown new characteristics of inter-coupling among multiplex groups and intra-correlation within groups.However,previous studies often overlooked the structural impact of dynamic risks on agents among multiplex UAV groups,which is a critical issue for modern multi-UAVs communication to address.To address this problem,we integrate the influence of dynamic risks on agents among multiplex UAV group structures into a multi-UAVs task migration problem and formulate it as a partially observable Markov game.We then propose a Hybrid Attention Multi-agent Reinforcement Learning(HAMRL)algorithm,which uses attention structures to learn the dynamic characteristics of the task environment,and it integrates hybrid attention mechanisms to establish efficient intra-and inter-group communication aggregation for information extraction and group collaboration.Experimental results show that in this comprehensive and challenging model,our algorithm significantly outperforms state-of-the-art algorithms in terms of convergence speed and algorithm performance due to the rational design of communication mechanisms. 展开更多
关键词 Unmanned Aerial Vehicle(UAV) multiplex UAV group structures task migration multi-agent reinforcement learning
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